fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame] | 1 | // Copyright 2011 the V8 project authors. All rights reserved. |
ulan@chromium.org | 750145a | 2013-03-07 15:14:13 +0000 | [diff] [blame] | 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
christian.plesner.hansen@gmail.com | 2bc58ef | 2009-09-22 10:00:30 +0000 | [diff] [blame] | 27 | // |
| 28 | // Tests for heap profiler |
| 29 | |
mstarzinger@chromium.org | 88d326b | 2012-04-23 12:57:22 +0000 | [diff] [blame] | 30 | #include <ctype.h> |
| 31 | |
christian.plesner.hansen@gmail.com | 2bc58ef | 2009-09-22 10:00:30 +0000 | [diff] [blame] | 32 | #include "v8.h" |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame] | 33 | |
| 34 | #include "cctest.h" |
mstarzinger@chromium.org | 15613d0 | 2012-05-23 12:04:37 +0000 | [diff] [blame] | 35 | #include "hashmap.h" |
christian.plesner.hansen@gmail.com | 2bc58ef | 2009-09-22 10:00:30 +0000 | [diff] [blame] | 36 | #include "heap-profiler.h" |
whesse@chromium.org | 2c186ca | 2010-06-16 11:32:39 +0000 | [diff] [blame] | 37 | #include "snapshot.h" |
svenpanne@chromium.org | fb04633 | 2012-04-19 12:02:44 +0000 | [diff] [blame] | 38 | #include "debug.h" |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame] | 39 | #include "utils-inl.h" |
whesse@chromium.org | 2c186ca | 2010-06-16 11:32:39 +0000 | [diff] [blame] | 40 | #include "../include/v8-profiler.h" |
christian.plesner.hansen@gmail.com | 2bc58ef | 2009-09-22 10:00:30 +0000 | [diff] [blame] | 41 | |
whesse@chromium.org | 2c186ca | 2010-06-16 11:32:39 +0000 | [diff] [blame] | 42 | namespace { |
| 43 | |
| 44 | class NamedEntriesDetector { |
| 45 | public: |
| 46 | NamedEntriesDetector() |
ager@chromium.org | 01fe7df | 2010-11-10 11:59:11 +0000 | [diff] [blame] | 47 | : has_A2(false), has_B2(false), has_C2(false) { |
whesse@chromium.org | 2c186ca | 2010-06-16 11:32:39 +0000 | [diff] [blame] | 48 | } |
| 49 | |
ulan@chromium.org | 967e270 | 2012-02-28 09:49:15 +0000 | [diff] [blame] | 50 | void CheckEntry(i::HeapEntry* entry) { |
| 51 | if (strcmp(entry->name(), "A2") == 0) has_A2 = true; |
| 52 | if (strcmp(entry->name(), "B2") == 0) has_B2 = true; |
| 53 | if (strcmp(entry->name(), "C2") == 0) has_C2 = true; |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 54 | } |
| 55 | |
mstarzinger@chromium.org | 15613d0 | 2012-05-23 12:04:37 +0000 | [diff] [blame] | 56 | static bool AddressesMatch(void* key1, void* key2) { |
| 57 | return key1 == key2; |
| 58 | } |
| 59 | |
ulan@chromium.org | 967e270 | 2012-02-28 09:49:15 +0000 | [diff] [blame] | 60 | void CheckAllReachables(i::HeapEntry* root) { |
mstarzinger@chromium.org | 15613d0 | 2012-05-23 12:04:37 +0000 | [diff] [blame] | 61 | i::HashMap visited(AddressesMatch); |
ulan@chromium.org | 967e270 | 2012-02-28 09:49:15 +0000 | [diff] [blame] | 62 | i::List<i::HeapEntry*> list(10); |
| 63 | list.Add(root); |
ulan@chromium.org | 967e270 | 2012-02-28 09:49:15 +0000 | [diff] [blame] | 64 | CheckEntry(root); |
| 65 | while (!list.is_empty()) { |
| 66 | i::HeapEntry* entry = list.RemoveLast(); |
jkummerow@chromium.org | 212d964 | 2012-05-11 15:02:09 +0000 | [diff] [blame] | 67 | i::Vector<i::HeapGraphEdge*> children = entry->children(); |
ulan@chromium.org | 967e270 | 2012-02-28 09:49:15 +0000 | [diff] [blame] | 68 | for (int i = 0; i < children.length(); ++i) { |
jkummerow@chromium.org | 212d964 | 2012-05-11 15:02:09 +0000 | [diff] [blame] | 69 | if (children[i]->type() == i::HeapGraphEdge::kShortcut) continue; |
| 70 | i::HeapEntry* child = children[i]->to(); |
mstarzinger@chromium.org | 15613d0 | 2012-05-23 12:04:37 +0000 | [diff] [blame] | 71 | i::HashMap::Entry* entry = visited.Lookup( |
| 72 | reinterpret_cast<void*>(child), |
| 73 | static_cast<uint32_t>(reinterpret_cast<uintptr_t>(child)), |
| 74 | true); |
| 75 | if (entry->value) |
| 76 | continue; |
| 77 | entry->value = reinterpret_cast<void*>(1); |
| 78 | list.Add(child); |
| 79 | CheckEntry(child); |
ulan@chromium.org | 967e270 | 2012-02-28 09:49:15 +0000 | [diff] [blame] | 80 | } |
| 81 | } |
whesse@chromium.org | 2c186ca | 2010-06-16 11:32:39 +0000 | [diff] [blame] | 82 | } |
| 83 | |
whesse@chromium.org | 2c186ca | 2010-06-16 11:32:39 +0000 | [diff] [blame] | 84 | bool has_A2; |
| 85 | bool has_B2; |
| 86 | bool has_C2; |
| 87 | }; |
| 88 | |
| 89 | } // namespace |
| 90 | |
ricow@chromium.org | 5ad5ace | 2010-06-23 09:06:43 +0000 | [diff] [blame] | 91 | |
| 92 | static const v8::HeapGraphNode* GetGlobalObject( |
| 93 | const v8::HeapSnapshot* snapshot) { |
vegorov@chromium.org | 21b5e95 | 2010-11-23 10:24:40 +0000 | [diff] [blame] | 94 | CHECK_EQ(2, snapshot->GetRoot()->GetChildrenCount()); |
| 95 | const v8::HeapGraphNode* global_obj = |
| 96 | snapshot->GetRoot()->GetChild(0)->GetToNode(); |
ricow@chromium.org | d2be901 | 2011-06-01 06:00:58 +0000 | [diff] [blame] | 97 | CHECK_EQ(0, strncmp("Object", const_cast<i::HeapEntry*>( |
| 98 | reinterpret_cast<const i::HeapEntry*>(global_obj))->name(), 6)); |
vegorov@chromium.org | 21b5e95 | 2010-11-23 10:24:40 +0000 | [diff] [blame] | 99 | return global_obj; |
ricow@chromium.org | 5ad5ace | 2010-06-23 09:06:43 +0000 | [diff] [blame] | 100 | } |
| 101 | |
| 102 | |
| 103 | static const v8::HeapGraphNode* GetProperty(const v8::HeapGraphNode* node, |
| 104 | v8::HeapGraphEdge::Type type, |
| 105 | const char* name) { |
| 106 | for (int i = 0, count = node->GetChildrenCount(); i < count; ++i) { |
| 107 | const v8::HeapGraphEdge* prop = node->GetChild(i); |
| 108 | v8::String::AsciiValue prop_name(prop->GetName()); |
| 109 | if (prop->GetType() == type && strcmp(name, *prop_name) == 0) |
| 110 | return prop->GetToNode(); |
| 111 | } |
| 112 | return NULL; |
| 113 | } |
| 114 | |
| 115 | |
| 116 | static bool HasString(const v8::HeapGraphNode* node, const char* contents) { |
| 117 | for (int i = 0, count = node->GetChildrenCount(); i < count; ++i) { |
| 118 | const v8::HeapGraphEdge* prop = node->GetChild(i); |
| 119 | const v8::HeapGraphNode* node = prop->GetToNode(); |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 120 | if (node->GetType() == v8::HeapGraphNode::kString) { |
ricow@chromium.org | 5ad5ace | 2010-06-23 09:06:43 +0000 | [diff] [blame] | 121 | v8::String::AsciiValue node_name(node->GetName()); |
| 122 | if (strcmp(contents, *node_name) == 0) return true; |
| 123 | } |
| 124 | } |
| 125 | return false; |
| 126 | } |
| 127 | |
| 128 | |
whesse@chromium.org | 2c186ca | 2010-06-16 11:32:39 +0000 | [diff] [blame] | 129 | TEST(HeapSnapshot) { |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 130 | LocalContext env2; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 131 | v8::HandleScope scope(env2->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 132 | v8::HeapProfiler* heap_profiler = env2->GetIsolate()->GetHeapProfiler(); |
whesse@chromium.org | 2c186ca | 2010-06-16 11:32:39 +0000 | [diff] [blame] | 133 | |
vegorov@chromium.org | 4284196 | 2010-10-18 11:18:59 +0000 | [diff] [blame] | 134 | CompileRun( |
whesse@chromium.org | 2c186ca | 2010-06-16 11:32:39 +0000 | [diff] [blame] | 135 | "function A2() {}\n" |
| 136 | "function B2(x) { return function() { return typeof x; }; }\n" |
| 137 | "function C2(x) { this.x1 = x; this.x2 = x; this[1] = x; }\n" |
| 138 | "var a2 = new A2();\n" |
| 139 | "var b2_1 = new B2(a2), b2_2 = new B2(a2);\n" |
| 140 | "var c2 = new C2(a2);"); |
| 141 | const v8::HeapSnapshot* snapshot_env2 = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 142 | heap_profiler->TakeHeapSnapshot(v8_str("env2")); |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 143 | const v8::HeapGraphNode* global_env2 = GetGlobalObject(snapshot_env2); |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 144 | |
ager@chromium.org | 01fe7df | 2010-11-10 11:59:11 +0000 | [diff] [blame] | 145 | // Verify, that JS global object of env2 has '..2' properties. |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 146 | const v8::HeapGraphNode* a2_node = |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 147 | GetProperty(global_env2, v8::HeapGraphEdge::kProperty, "a2"); |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 148 | CHECK_NE(NULL, a2_node); |
| 149 | CHECK_NE( |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 150 | NULL, GetProperty(global_env2, v8::HeapGraphEdge::kProperty, "b2_1")); |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 151 | CHECK_NE( |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 152 | NULL, GetProperty(global_env2, v8::HeapGraphEdge::kProperty, "b2_2")); |
| 153 | CHECK_NE(NULL, GetProperty(global_env2, v8::HeapGraphEdge::kProperty, "c2")); |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 154 | |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 155 | NamedEntriesDetector det; |
ulan@chromium.org | 967e270 | 2012-02-28 09:49:15 +0000 | [diff] [blame] | 156 | det.CheckAllReachables(const_cast<i::HeapEntry*>( |
| 157 | reinterpret_cast<const i::HeapEntry*>(global_env2))); |
whesse@chromium.org | 2c186ca | 2010-06-16 11:32:39 +0000 | [diff] [blame] | 158 | CHECK(det.has_A2); |
| 159 | CHECK(det.has_B2); |
| 160 | CHECK(det.has_C2); |
whesse@chromium.org | 2c186ca | 2010-06-16 11:32:39 +0000 | [diff] [blame] | 161 | } |
| 162 | |
ricow@chromium.org | 5ad5ace | 2010-06-23 09:06:43 +0000 | [diff] [blame] | 163 | |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 164 | TEST(HeapSnapshotObjectSizes) { |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 165 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 166 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 167 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 168 | |
| 169 | // -a-> X1 --a |
| 170 | // x -b-> X2 <-| |
vegorov@chromium.org | 4284196 | 2010-10-18 11:18:59 +0000 | [diff] [blame] | 171 | CompileRun( |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 172 | "function X(a, b) { this.a = a; this.b = b; }\n" |
| 173 | "x = new X(new X(), new X());\n" |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 174 | "dummy = new X();\n" |
vegorov@chromium.org | 21b5e95 | 2010-11-23 10:24:40 +0000 | [diff] [blame] | 175 | "(function() { x.a.a = x.b; })();"); |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 176 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 177 | heap_profiler->TakeHeapSnapshot(v8_str("sizes")); |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 178 | const v8::HeapGraphNode* global = GetGlobalObject(snapshot); |
| 179 | const v8::HeapGraphNode* x = |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 180 | GetProperty(global, v8::HeapGraphEdge::kProperty, "x"); |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 181 | CHECK_NE(NULL, x); |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 182 | const v8::HeapGraphNode* x1 = |
| 183 | GetProperty(x, v8::HeapGraphEdge::kProperty, "a"); |
| 184 | CHECK_NE(NULL, x1); |
| 185 | const v8::HeapGraphNode* x2 = |
| 186 | GetProperty(x, v8::HeapGraphEdge::kProperty, "b"); |
| 187 | CHECK_NE(NULL, x2); |
vegorov@chromium.org | 21b5e95 | 2010-11-23 10:24:40 +0000 | [diff] [blame] | 188 | |
ulan@chromium.org | 967e270 | 2012-02-28 09:49:15 +0000 | [diff] [blame] | 189 | // Test sizes. |
mstarzinger@chromium.org | 15613d0 | 2012-05-23 12:04:37 +0000 | [diff] [blame] | 190 | CHECK_NE(0, x->GetSelfSize()); |
| 191 | CHECK_NE(0, x1->GetSelfSize()); |
| 192 | CHECK_NE(0, x2->GetSelfSize()); |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 193 | } |
| 194 | |
| 195 | |
ulan@chromium.org | 65a89c2 | 2012-02-14 11:46:07 +0000 | [diff] [blame] | 196 | TEST(BoundFunctionInSnapshot) { |
ulan@chromium.org | 65a89c2 | 2012-02-14 11:46:07 +0000 | [diff] [blame] | 197 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 198 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 199 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
ulan@chromium.org | 65a89c2 | 2012-02-14 11:46:07 +0000 | [diff] [blame] | 200 | CompileRun( |
| 201 | "function myFunction(a, b) { this.a = a; this.b = b; }\n" |
| 202 | "function AAAAA() {}\n" |
| 203 | "boundFunction = myFunction.bind(new AAAAA(), 20, new Number(12)); \n"); |
| 204 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 205 | heap_profiler->TakeHeapSnapshot(v8_str("sizes")); |
ulan@chromium.org | 65a89c2 | 2012-02-14 11:46:07 +0000 | [diff] [blame] | 206 | const v8::HeapGraphNode* global = GetGlobalObject(snapshot); |
| 207 | const v8::HeapGraphNode* f = |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 208 | GetProperty(global, v8::HeapGraphEdge::kProperty, "boundFunction"); |
ulan@chromium.org | 65a89c2 | 2012-02-14 11:46:07 +0000 | [diff] [blame] | 209 | CHECK(f); |
| 210 | CHECK_EQ(v8::String::New("native_bind"), f->GetName()); |
| 211 | const v8::HeapGraphNode* bindings = |
| 212 | GetProperty(f, v8::HeapGraphEdge::kInternal, "bindings"); |
| 213 | CHECK_NE(NULL, bindings); |
| 214 | CHECK_EQ(v8::HeapGraphNode::kArray, bindings->GetType()); |
| 215 | CHECK_EQ(4, bindings->GetChildrenCount()); |
| 216 | |
| 217 | const v8::HeapGraphNode* bound_this = GetProperty( |
| 218 | f, v8::HeapGraphEdge::kShortcut, "bound_this"); |
| 219 | CHECK(bound_this); |
| 220 | CHECK_EQ(v8::HeapGraphNode::kObject, bound_this->GetType()); |
| 221 | |
| 222 | const v8::HeapGraphNode* bound_function = GetProperty( |
| 223 | f, v8::HeapGraphEdge::kShortcut, "bound_function"); |
| 224 | CHECK(bound_function); |
| 225 | CHECK_EQ(v8::HeapGraphNode::kClosure, bound_function->GetType()); |
| 226 | |
| 227 | const v8::HeapGraphNode* bound_argument = GetProperty( |
| 228 | f, v8::HeapGraphEdge::kShortcut, "bound_argument_1"); |
| 229 | CHECK(bound_argument); |
| 230 | CHECK_EQ(v8::HeapGraphNode::kObject, bound_argument->GetType()); |
| 231 | } |
| 232 | |
| 233 | |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 234 | TEST(HeapSnapshotEntryChildren) { |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 235 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 236 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 237 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 238 | |
vegorov@chromium.org | 4284196 | 2010-10-18 11:18:59 +0000 | [diff] [blame] | 239 | CompileRun( |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 240 | "function A() { }\n" |
| 241 | "a = new A;"); |
| 242 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 243 | heap_profiler->TakeHeapSnapshot(v8_str("children")); |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 244 | const v8::HeapGraphNode* global = GetGlobalObject(snapshot); |
| 245 | for (int i = 0, count = global->GetChildrenCount(); i < count; ++i) { |
| 246 | const v8::HeapGraphEdge* prop = global->GetChild(i); |
| 247 | CHECK_EQ(global, prop->GetFromNode()); |
| 248 | } |
| 249 | const v8::HeapGraphNode* a = |
| 250 | GetProperty(global, v8::HeapGraphEdge::kProperty, "a"); |
| 251 | CHECK_NE(NULL, a); |
| 252 | for (int i = 0, count = a->GetChildrenCount(); i < count; ++i) { |
| 253 | const v8::HeapGraphEdge* prop = a->GetChild(i); |
| 254 | CHECK_EQ(a, prop->GetFromNode()); |
| 255 | } |
| 256 | } |
| 257 | |
| 258 | |
ricow@chromium.org | 5ad5ace | 2010-06-23 09:06:43 +0000 | [diff] [blame] | 259 | TEST(HeapSnapshotCodeObjects) { |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 260 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 261 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 262 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
ricow@chromium.org | 5ad5ace | 2010-06-23 09:06:43 +0000 | [diff] [blame] | 263 | |
vegorov@chromium.org | 4284196 | 2010-10-18 11:18:59 +0000 | [diff] [blame] | 264 | CompileRun( |
ricow@chromium.org | 5ad5ace | 2010-06-23 09:06:43 +0000 | [diff] [blame] | 265 | "function lazy(x) { return x - 1; }\n" |
| 266 | "function compiled(x) { return x + 1; }\n" |
erik.corry@gmail.com | 145eff5 | 2010-08-23 11:36:18 +0000 | [diff] [blame] | 267 | "var anonymous = (function() { return function() { return 0; } })();\n" |
ricow@chromium.org | 5ad5ace | 2010-06-23 09:06:43 +0000 | [diff] [blame] | 268 | "compiled(1)"); |
| 269 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 270 | heap_profiler->TakeHeapSnapshot(v8_str("code")); |
ricow@chromium.org | 5ad5ace | 2010-06-23 09:06:43 +0000 | [diff] [blame] | 271 | |
| 272 | const v8::HeapGraphNode* global = GetGlobalObject(snapshot); |
| 273 | const v8::HeapGraphNode* compiled = |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 274 | GetProperty(global, v8::HeapGraphEdge::kProperty, "compiled"); |
ricow@chromium.org | 5ad5ace | 2010-06-23 09:06:43 +0000 | [diff] [blame] | 275 | CHECK_NE(NULL, compiled); |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 276 | CHECK_EQ(v8::HeapGraphNode::kClosure, compiled->GetType()); |
ricow@chromium.org | 5ad5ace | 2010-06-23 09:06:43 +0000 | [diff] [blame] | 277 | const v8::HeapGraphNode* lazy = |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 278 | GetProperty(global, v8::HeapGraphEdge::kProperty, "lazy"); |
ricow@chromium.org | 5ad5ace | 2010-06-23 09:06:43 +0000 | [diff] [blame] | 279 | CHECK_NE(NULL, lazy); |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 280 | CHECK_EQ(v8::HeapGraphNode::kClosure, lazy->GetType()); |
erik.corry@gmail.com | 145eff5 | 2010-08-23 11:36:18 +0000 | [diff] [blame] | 281 | const v8::HeapGraphNode* anonymous = |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 282 | GetProperty(global, v8::HeapGraphEdge::kProperty, "anonymous"); |
erik.corry@gmail.com | 145eff5 | 2010-08-23 11:36:18 +0000 | [diff] [blame] | 283 | CHECK_NE(NULL, anonymous); |
| 284 | CHECK_EQ(v8::HeapGraphNode::kClosure, anonymous->GetType()); |
| 285 | v8::String::AsciiValue anonymous_name(anonymous->GetName()); |
vegorov@chromium.org | 4284196 | 2010-10-18 11:18:59 +0000 | [diff] [blame] | 286 | CHECK_EQ("", *anonymous_name); |
ricow@chromium.org | 5ad5ace | 2010-06-23 09:06:43 +0000 | [diff] [blame] | 287 | |
| 288 | // Find references to code. |
| 289 | const v8::HeapGraphNode* compiled_code = |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 290 | GetProperty(compiled, v8::HeapGraphEdge::kInternal, "shared"); |
ricow@chromium.org | 5ad5ace | 2010-06-23 09:06:43 +0000 | [diff] [blame] | 291 | CHECK_NE(NULL, compiled_code); |
| 292 | const v8::HeapGraphNode* lazy_code = |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 293 | GetProperty(lazy, v8::HeapGraphEdge::kInternal, "shared"); |
ricow@chromium.org | 5ad5ace | 2010-06-23 09:06:43 +0000 | [diff] [blame] | 294 | CHECK_NE(NULL, lazy_code); |
| 295 | |
| 296 | // Verify that non-compiled code doesn't contain references to "x" |
ager@chromium.org | 6a2b0aa | 2010-07-13 20:58:03 +0000 | [diff] [blame] | 297 | // literal, while compiled code does. The scope info is stored in FixedArray |
| 298 | // objects attached to the SharedFunctionInfo. |
ricow@chromium.org | 5ad5ace | 2010-06-23 09:06:43 +0000 | [diff] [blame] | 299 | bool compiled_references_x = false, lazy_references_x = false; |
| 300 | for (int i = 0, count = compiled_code->GetChildrenCount(); i < count; ++i) { |
| 301 | const v8::HeapGraphEdge* prop = compiled_code->GetChild(i); |
| 302 | const v8::HeapGraphNode* node = prop->GetToNode(); |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 303 | if (node->GetType() == v8::HeapGraphNode::kArray) { |
ricow@chromium.org | 5ad5ace | 2010-06-23 09:06:43 +0000 | [diff] [blame] | 304 | if (HasString(node, "x")) { |
| 305 | compiled_references_x = true; |
| 306 | break; |
| 307 | } |
| 308 | } |
| 309 | } |
| 310 | for (int i = 0, count = lazy_code->GetChildrenCount(); i < count; ++i) { |
| 311 | const v8::HeapGraphEdge* prop = lazy_code->GetChild(i); |
| 312 | const v8::HeapGraphNode* node = prop->GetToNode(); |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 313 | if (node->GetType() == v8::HeapGraphNode::kArray) { |
ricow@chromium.org | 5ad5ace | 2010-06-23 09:06:43 +0000 | [diff] [blame] | 314 | if (HasString(node, "x")) { |
| 315 | lazy_references_x = true; |
| 316 | break; |
| 317 | } |
| 318 | } |
| 319 | } |
| 320 | CHECK(compiled_references_x); |
| 321 | CHECK(!lazy_references_x); |
| 322 | } |
| 323 | |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 324 | |
vegorov@chromium.org | 4284196 | 2010-10-18 11:18:59 +0000 | [diff] [blame] | 325 | TEST(HeapSnapshotHeapNumbers) { |
vegorov@chromium.org | 4284196 | 2010-10-18 11:18:59 +0000 | [diff] [blame] | 326 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 327 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 328 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
vegorov@chromium.org | 4284196 | 2010-10-18 11:18:59 +0000 | [diff] [blame] | 329 | CompileRun( |
| 330 | "a = 1; // a is Smi\n" |
| 331 | "b = 2.5; // b is HeapNumber"); |
| 332 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 333 | heap_profiler->TakeHeapSnapshot(v8_str("numbers")); |
vegorov@chromium.org | 4284196 | 2010-10-18 11:18:59 +0000 | [diff] [blame] | 334 | const v8::HeapGraphNode* global = GetGlobalObject(snapshot); |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 335 | CHECK_EQ(NULL, GetProperty(global, v8::HeapGraphEdge::kProperty, "a")); |
vegorov@chromium.org | 4284196 | 2010-10-18 11:18:59 +0000 | [diff] [blame] | 336 | const v8::HeapGraphNode* b = |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 337 | GetProperty(global, v8::HeapGraphEdge::kProperty, "b"); |
vegorov@chromium.org | 4284196 | 2010-10-18 11:18:59 +0000 | [diff] [blame] | 338 | CHECK_NE(NULL, b); |
| 339 | CHECK_EQ(v8::HeapGraphNode::kHeapNumber, b->GetType()); |
| 340 | } |
| 341 | |
erik.corry@gmail.com | 394dbcf | 2011-10-27 07:38:48 +0000 | [diff] [blame] | 342 | TEST(HeapSnapshotSlicedString) { |
erik.corry@gmail.com | 394dbcf | 2011-10-27 07:38:48 +0000 | [diff] [blame] | 343 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 344 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 345 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
erik.corry@gmail.com | 394dbcf | 2011-10-27 07:38:48 +0000 | [diff] [blame] | 346 | CompileRun( |
| 347 | "parent_string = \"123456789.123456789.123456789.123456789.123456789." |
| 348 | "123456789.123456789.123456789.123456789.123456789." |
| 349 | "123456789.123456789.123456789.123456789.123456789." |
| 350 | "123456789.123456789.123456789.123456789.123456789.\";" |
| 351 | "child_string = parent_string.slice(100);"); |
| 352 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 353 | heap_profiler->TakeHeapSnapshot(v8_str("strings")); |
erik.corry@gmail.com | 394dbcf | 2011-10-27 07:38:48 +0000 | [diff] [blame] | 354 | const v8::HeapGraphNode* global = GetGlobalObject(snapshot); |
| 355 | const v8::HeapGraphNode* parent_string = |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 356 | GetProperty(global, v8::HeapGraphEdge::kProperty, "parent_string"); |
erik.corry@gmail.com | 394dbcf | 2011-10-27 07:38:48 +0000 | [diff] [blame] | 357 | CHECK_NE(NULL, parent_string); |
| 358 | const v8::HeapGraphNode* child_string = |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 359 | GetProperty(global, v8::HeapGraphEdge::kProperty, "child_string"); |
erik.corry@gmail.com | 394dbcf | 2011-10-27 07:38:48 +0000 | [diff] [blame] | 360 | CHECK_NE(NULL, child_string); |
| 361 | const v8::HeapGraphNode* parent = |
| 362 | GetProperty(child_string, v8::HeapGraphEdge::kInternal, "parent"); |
| 363 | CHECK_EQ(parent_string, parent); |
| 364 | } |
vegorov@chromium.org | 4284196 | 2010-10-18 11:18:59 +0000 | [diff] [blame] | 365 | |
| 366 | TEST(HeapSnapshotInternalReferences) { |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 367 | v8::Isolate* isolate = v8::Isolate::GetCurrent(); |
| 368 | v8::HandleScope scope(isolate); |
vegorov@chromium.org | 4284196 | 2010-10-18 11:18:59 +0000 | [diff] [blame] | 369 | v8::Local<v8::ObjectTemplate> global_template = v8::ObjectTemplate::New(); |
| 370 | global_template->SetInternalFieldCount(2); |
| 371 | LocalContext env(NULL, global_template); |
| 372 | v8::Handle<v8::Object> global_proxy = env->Global(); |
| 373 | v8::Handle<v8::Object> global = global_proxy->GetPrototype().As<v8::Object>(); |
| 374 | CHECK_EQ(2, global->InternalFieldCount()); |
| 375 | v8::Local<v8::Object> obj = v8::Object::New(); |
| 376 | global->SetInternalField(0, v8_num(17)); |
| 377 | global->SetInternalField(1, obj); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 378 | v8::HeapProfiler* heap_profiler = isolate->GetHeapProfiler(); |
vegorov@chromium.org | 4284196 | 2010-10-18 11:18:59 +0000 | [diff] [blame] | 379 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 380 | heap_profiler->TakeHeapSnapshot(v8_str("internals")); |
vegorov@chromium.org | 4284196 | 2010-10-18 11:18:59 +0000 | [diff] [blame] | 381 | const v8::HeapGraphNode* global_node = GetGlobalObject(snapshot); |
| 382 | // The first reference will not present, because it's a Smi. |
| 383 | CHECK_EQ(NULL, GetProperty(global_node, v8::HeapGraphEdge::kInternal, "0")); |
| 384 | // The second reference is to an object. |
| 385 | CHECK_NE(NULL, GetProperty(global_node, v8::HeapGraphEdge::kInternal, "1")); |
| 386 | } |
| 387 | |
| 388 | |
jkummerow@chromium.org | 1456e70 | 2012-03-30 08:38:13 +0000 | [diff] [blame] | 389 | // Trying to introduce a check helper for uint32_t causes many |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 390 | // overloading ambiguities, so it seems easier just to cast |
| 391 | // them to a signed type. |
jkummerow@chromium.org | 1456e70 | 2012-03-30 08:38:13 +0000 | [diff] [blame] | 392 | #define CHECK_EQ_SNAPSHOT_OBJECT_ID(a, b) \ |
| 393 | CHECK_EQ(static_cast<int32_t>(a), static_cast<int32_t>(b)) |
| 394 | #define CHECK_NE_SNAPSHOT_OBJECT_ID(a, b) \ |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 395 | CHECK((a) != (b)) // NOLINT |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 396 | |
ulan@chromium.org | 2e04b58 | 2013-02-21 14:06:02 +0000 | [diff] [blame] | 397 | TEST(HeapSnapshotAddressReuse) { |
ulan@chromium.org | 2e04b58 | 2013-02-21 14:06:02 +0000 | [diff] [blame] | 398 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 399 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 400 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
ulan@chromium.org | 2e04b58 | 2013-02-21 14:06:02 +0000 | [diff] [blame] | 401 | |
| 402 | CompileRun( |
| 403 | "function A() {}\n" |
| 404 | "var a = [];\n" |
| 405 | "for (var i = 0; i < 10000; ++i)\n" |
| 406 | " a[i] = new A();\n"); |
| 407 | const v8::HeapSnapshot* snapshot1 = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 408 | heap_profiler->TakeHeapSnapshot(v8_str("snapshot1")); |
ulan@chromium.org | 2e04b58 | 2013-02-21 14:06:02 +0000 | [diff] [blame] | 409 | v8::SnapshotObjectId maxId1 = snapshot1->GetMaxSnapshotJSObjectId(); |
| 410 | |
| 411 | CompileRun( |
| 412 | "for (var i = 0; i < 10000; ++i)\n" |
| 413 | " a[i] = new A();\n"); |
| 414 | HEAP->CollectAllGarbage(i::Heap::kNoGCFlags); |
| 415 | |
| 416 | const v8::HeapSnapshot* snapshot2 = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 417 | heap_profiler->TakeHeapSnapshot(v8_str("snapshot2")); |
ulan@chromium.org | 2e04b58 | 2013-02-21 14:06:02 +0000 | [diff] [blame] | 418 | const v8::HeapGraphNode* global2 = GetGlobalObject(snapshot2); |
| 419 | |
| 420 | const v8::HeapGraphNode* array_node = |
| 421 | GetProperty(global2, v8::HeapGraphEdge::kProperty, "a"); |
| 422 | CHECK_NE(NULL, array_node); |
| 423 | int wrong_count = 0; |
| 424 | for (int i = 0, count = array_node->GetChildrenCount(); i < count; ++i) { |
| 425 | const v8::HeapGraphEdge* prop = array_node->GetChild(i); |
| 426 | if (prop->GetType() != v8::HeapGraphEdge::kElement) |
| 427 | continue; |
| 428 | v8::SnapshotObjectId id = prop->GetToNode()->GetId(); |
| 429 | if (id < maxId1) |
| 430 | ++wrong_count; |
| 431 | } |
mstarzinger@chromium.org | 71fc346 | 2013-02-27 09:34:27 +0000 | [diff] [blame] | 432 | CHECK_EQ(0, wrong_count); |
ulan@chromium.org | 2e04b58 | 2013-02-21 14:06:02 +0000 | [diff] [blame] | 433 | } |
| 434 | |
| 435 | |
ulan@chromium.org | 6ff6514 | 2012-03-21 09:52:17 +0000 | [diff] [blame] | 436 | TEST(HeapEntryIdsAndArrayShift) { |
ulan@chromium.org | 6ff6514 | 2012-03-21 09:52:17 +0000 | [diff] [blame] | 437 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 438 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 439 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
ulan@chromium.org | 6ff6514 | 2012-03-21 09:52:17 +0000 | [diff] [blame] | 440 | |
| 441 | CompileRun( |
| 442 | "function AnObject() {\n" |
| 443 | " this.first = 'first';\n" |
| 444 | " this.second = 'second';\n" |
| 445 | "}\n" |
| 446 | "var a = new Array();\n" |
| 447 | "for (var i = 0; i < 10; ++i)\n" |
| 448 | " a.push(new AnObject());\n"); |
| 449 | const v8::HeapSnapshot* snapshot1 = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 450 | heap_profiler->TakeHeapSnapshot(v8_str("s1")); |
ulan@chromium.org | 6ff6514 | 2012-03-21 09:52:17 +0000 | [diff] [blame] | 451 | |
| 452 | CompileRun( |
| 453 | "for (var i = 0; i < 1; ++i)\n" |
| 454 | " a.shift();\n"); |
| 455 | |
| 456 | HEAP->CollectAllGarbage(i::Heap::kNoGCFlags); |
| 457 | |
| 458 | const v8::HeapSnapshot* snapshot2 = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 459 | heap_profiler->TakeHeapSnapshot(v8_str("s2")); |
ulan@chromium.org | 6ff6514 | 2012-03-21 09:52:17 +0000 | [diff] [blame] | 460 | |
| 461 | const v8::HeapGraphNode* global1 = GetGlobalObject(snapshot1); |
| 462 | const v8::HeapGraphNode* global2 = GetGlobalObject(snapshot2); |
jkummerow@chromium.org | 1456e70 | 2012-03-30 08:38:13 +0000 | [diff] [blame] | 463 | CHECK_NE_SNAPSHOT_OBJECT_ID(0, global1->GetId()); |
| 464 | CHECK_EQ_SNAPSHOT_OBJECT_ID(global1->GetId(), global2->GetId()); |
ulan@chromium.org | 6ff6514 | 2012-03-21 09:52:17 +0000 | [diff] [blame] | 465 | |
| 466 | const v8::HeapGraphNode* a1 = |
| 467 | GetProperty(global1, v8::HeapGraphEdge::kProperty, "a"); |
| 468 | CHECK_NE(NULL, a1); |
ulan@chromium.org | 6ff6514 | 2012-03-21 09:52:17 +0000 | [diff] [blame] | 469 | const v8::HeapGraphNode* k1 = |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 470 | GetProperty(a1, v8::HeapGraphEdge::kInternal, "elements"); |
ulan@chromium.org | 6ff6514 | 2012-03-21 09:52:17 +0000 | [diff] [blame] | 471 | CHECK_NE(NULL, k1); |
| 472 | const v8::HeapGraphNode* a2 = |
| 473 | GetProperty(global2, v8::HeapGraphEdge::kProperty, "a"); |
| 474 | CHECK_NE(NULL, a2); |
ulan@chromium.org | 6ff6514 | 2012-03-21 09:52:17 +0000 | [diff] [blame] | 475 | const v8::HeapGraphNode* k2 = |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 476 | GetProperty(a2, v8::HeapGraphEdge::kInternal, "elements"); |
ulan@chromium.org | 6ff6514 | 2012-03-21 09:52:17 +0000 | [diff] [blame] | 477 | CHECK_NE(NULL, k2); |
| 478 | |
jkummerow@chromium.org | 1456e70 | 2012-03-30 08:38:13 +0000 | [diff] [blame] | 479 | CHECK_EQ_SNAPSHOT_OBJECT_ID(a1->GetId(), a2->GetId()); |
jkummerow@chromium.org | 1456e70 | 2012-03-30 08:38:13 +0000 | [diff] [blame] | 480 | CHECK_EQ_SNAPSHOT_OBJECT_ID(k1->GetId(), k2->GetId()); |
ulan@chromium.org | 6ff6514 | 2012-03-21 09:52:17 +0000 | [diff] [blame] | 481 | } |
| 482 | |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 483 | TEST(HeapEntryIdsAndGC) { |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 484 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 485 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 486 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 487 | |
vegorov@chromium.org | 4284196 | 2010-10-18 11:18:59 +0000 | [diff] [blame] | 488 | CompileRun( |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 489 | "function A() {}\n" |
| 490 | "function B(x) { this.x = x; }\n" |
| 491 | "var a = new A();\n" |
| 492 | "var b = new B(a);"); |
jkummerow@chromium.org | 1456e70 | 2012-03-30 08:38:13 +0000 | [diff] [blame] | 493 | v8::Local<v8::String> s1_str = v8_str("s1"); |
| 494 | v8::Local<v8::String> s2_str = v8_str("s2"); |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 495 | const v8::HeapSnapshot* snapshot1 = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 496 | heap_profiler->TakeHeapSnapshot(s1_str); |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 497 | |
erik.corry@gmail.com | c3b670f | 2011-10-05 21:44:48 +0000 | [diff] [blame] | 498 | HEAP->CollectAllGarbage(i::Heap::kNoGCFlags); |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 499 | |
| 500 | const v8::HeapSnapshot* snapshot2 = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 501 | heap_profiler->TakeHeapSnapshot(s2_str); |
jkummerow@chromium.org | 1456e70 | 2012-03-30 08:38:13 +0000 | [diff] [blame] | 502 | |
| 503 | CHECK_GT(snapshot1->GetMaxSnapshotJSObjectId(), 7000); |
| 504 | CHECK(snapshot1->GetMaxSnapshotJSObjectId() <= |
| 505 | snapshot2->GetMaxSnapshotJSObjectId()); |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 506 | |
| 507 | const v8::HeapGraphNode* global1 = GetGlobalObject(snapshot1); |
| 508 | const v8::HeapGraphNode* global2 = GetGlobalObject(snapshot2); |
jkummerow@chromium.org | 1456e70 | 2012-03-30 08:38:13 +0000 | [diff] [blame] | 509 | CHECK_NE_SNAPSHOT_OBJECT_ID(0, global1->GetId()); |
| 510 | CHECK_EQ_SNAPSHOT_OBJECT_ID(global1->GetId(), global2->GetId()); |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 511 | const v8::HeapGraphNode* A1 = |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 512 | GetProperty(global1, v8::HeapGraphEdge::kProperty, "A"); |
| 513 | CHECK_NE(NULL, A1); |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 514 | const v8::HeapGraphNode* A2 = |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 515 | GetProperty(global2, v8::HeapGraphEdge::kProperty, "A"); |
| 516 | CHECK_NE(NULL, A2); |
jkummerow@chromium.org | 1456e70 | 2012-03-30 08:38:13 +0000 | [diff] [blame] | 517 | CHECK_NE_SNAPSHOT_OBJECT_ID(0, A1->GetId()); |
| 518 | CHECK_EQ_SNAPSHOT_OBJECT_ID(A1->GetId(), A2->GetId()); |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 519 | const v8::HeapGraphNode* B1 = |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 520 | GetProperty(global1, v8::HeapGraphEdge::kProperty, "B"); |
| 521 | CHECK_NE(NULL, B1); |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 522 | const v8::HeapGraphNode* B2 = |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 523 | GetProperty(global2, v8::HeapGraphEdge::kProperty, "B"); |
| 524 | CHECK_NE(NULL, B2); |
jkummerow@chromium.org | 1456e70 | 2012-03-30 08:38:13 +0000 | [diff] [blame] | 525 | CHECK_NE_SNAPSHOT_OBJECT_ID(0, B1->GetId()); |
| 526 | CHECK_EQ_SNAPSHOT_OBJECT_ID(B1->GetId(), B2->GetId()); |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 527 | const v8::HeapGraphNode* a1 = |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 528 | GetProperty(global1, v8::HeapGraphEdge::kProperty, "a"); |
| 529 | CHECK_NE(NULL, a1); |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 530 | const v8::HeapGraphNode* a2 = |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 531 | GetProperty(global2, v8::HeapGraphEdge::kProperty, "a"); |
| 532 | CHECK_NE(NULL, a2); |
jkummerow@chromium.org | 1456e70 | 2012-03-30 08:38:13 +0000 | [diff] [blame] | 533 | CHECK_NE_SNAPSHOT_OBJECT_ID(0, a1->GetId()); |
| 534 | CHECK_EQ_SNAPSHOT_OBJECT_ID(a1->GetId(), a2->GetId()); |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 535 | const v8::HeapGraphNode* b1 = |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 536 | GetProperty(global1, v8::HeapGraphEdge::kProperty, "b"); |
| 537 | CHECK_NE(NULL, b1); |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 538 | const v8::HeapGraphNode* b2 = |
vegorov@chromium.org | 26c16f8 | 2010-08-11 13:41:03 +0000 | [diff] [blame] | 539 | GetProperty(global2, v8::HeapGraphEdge::kProperty, "b"); |
| 540 | CHECK_NE(NULL, b2); |
jkummerow@chromium.org | 1456e70 | 2012-03-30 08:38:13 +0000 | [diff] [blame] | 541 | CHECK_NE_SNAPSHOT_OBJECT_ID(0, b1->GetId()); |
| 542 | CHECK_EQ_SNAPSHOT_OBJECT_ID(b1->GetId(), b2->GetId()); |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 543 | } |
| 544 | |
| 545 | |
ricow@chromium.org | eb7c144 | 2010-10-04 08:54:21 +0000 | [diff] [blame] | 546 | TEST(HeapSnapshotRootPreservedAfterSorting) { |
ricow@chromium.org | eb7c144 | 2010-10-04 08:54:21 +0000 | [diff] [blame] | 547 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 548 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 549 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
ricow@chromium.org | eb7c144 | 2010-10-04 08:54:21 +0000 | [diff] [blame] | 550 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 551 | heap_profiler->TakeHeapSnapshot(v8_str("s")); |
ricow@chromium.org | eb7c144 | 2010-10-04 08:54:21 +0000 | [diff] [blame] | 552 | const v8::HeapGraphNode* root1 = snapshot->GetRoot(); |
| 553 | const_cast<i::HeapSnapshot*>(reinterpret_cast<const i::HeapSnapshot*>( |
| 554 | snapshot))->GetSortedEntriesList(); |
| 555 | const v8::HeapGraphNode* root2 = snapshot->GetRoot(); |
| 556 | CHECK_EQ(root1, root2); |
| 557 | } |
| 558 | |
| 559 | |
erik.corry@gmail.com | d88afa2 | 2010-09-15 12:33:05 +0000 | [diff] [blame] | 560 | namespace { |
| 561 | |
| 562 | class TestJSONStream : public v8::OutputStream { |
| 563 | public: |
| 564 | TestJSONStream() : eos_signaled_(0), abort_countdown_(-1) {} |
| 565 | explicit TestJSONStream(int abort_countdown) |
| 566 | : eos_signaled_(0), abort_countdown_(abort_countdown) {} |
| 567 | virtual ~TestJSONStream() {} |
| 568 | virtual void EndOfStream() { ++eos_signaled_; } |
| 569 | virtual WriteResult WriteAsciiChunk(char* buffer, int chars_written) { |
| 570 | if (abort_countdown_ > 0) --abort_countdown_; |
| 571 | if (abort_countdown_ == 0) return kAbort; |
| 572 | CHECK_GT(chars_written, 0); |
| 573 | i::Vector<char> chunk = buffer_.AddBlock(chars_written, '\0'); |
mstarzinger@chromium.org | e27d617 | 2013-04-17 11:51:44 +0000 | [diff] [blame^] | 574 | i::OS::MemCopy(chunk.start(), buffer, chars_written); |
erik.corry@gmail.com | d88afa2 | 2010-09-15 12:33:05 +0000 | [diff] [blame] | 575 | return kContinue; |
| 576 | } |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 577 | virtual WriteResult WriteUint32Chunk(uint32_t* buffer, int chars_written) { |
| 578 | ASSERT(false); |
| 579 | return kAbort; |
| 580 | } |
erik.corry@gmail.com | d88afa2 | 2010-09-15 12:33:05 +0000 | [diff] [blame] | 581 | void WriteTo(i::Vector<char> dest) { buffer_.WriteTo(dest); } |
| 582 | int eos_signaled() { return eos_signaled_; } |
| 583 | int size() { return buffer_.size(); } |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 584 | |
erik.corry@gmail.com | d88afa2 | 2010-09-15 12:33:05 +0000 | [diff] [blame] | 585 | private: |
| 586 | i::Collector<char> buffer_; |
| 587 | int eos_signaled_; |
| 588 | int abort_countdown_; |
| 589 | }; |
| 590 | |
| 591 | class AsciiResource: public v8::String::ExternalAsciiStringResource { |
| 592 | public: |
| 593 | explicit AsciiResource(i::Vector<char> string): data_(string.start()) { |
| 594 | length_ = string.length(); |
| 595 | } |
| 596 | virtual const char* data() const { return data_; } |
| 597 | virtual size_t length() const { return length_; } |
| 598 | private: |
| 599 | const char* data_; |
| 600 | size_t length_; |
| 601 | }; |
| 602 | |
| 603 | } // namespace |
| 604 | |
| 605 | TEST(HeapSnapshotJSONSerialization) { |
erik.corry@gmail.com | d88afa2 | 2010-09-15 12:33:05 +0000 | [diff] [blame] | 606 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 607 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 608 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
erik.corry@gmail.com | d88afa2 | 2010-09-15 12:33:05 +0000 | [diff] [blame] | 609 | |
| 610 | #define STRING_LITERAL_FOR_TEST \ |
| 611 | "\"String \\n\\r\\u0008\\u0081\\u0101\\u0801\\u8001\"" |
vegorov@chromium.org | 4284196 | 2010-10-18 11:18:59 +0000 | [diff] [blame] | 612 | CompileRun( |
erik.corry@gmail.com | d88afa2 | 2010-09-15 12:33:05 +0000 | [diff] [blame] | 613 | "function A(s) { this.s = s; }\n" |
| 614 | "function B(x) { this.x = x; }\n" |
| 615 | "var a = new A(" STRING_LITERAL_FOR_TEST ");\n" |
| 616 | "var b = new B(a);"); |
| 617 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 618 | heap_profiler->TakeHeapSnapshot(v8_str("json")); |
erik.corry@gmail.com | d88afa2 | 2010-09-15 12:33:05 +0000 | [diff] [blame] | 619 | TestJSONStream stream; |
| 620 | snapshot->Serialize(&stream, v8::HeapSnapshot::kJSON); |
| 621 | CHECK_GT(stream.size(), 0); |
| 622 | CHECK_EQ(1, stream.eos_signaled()); |
| 623 | i::ScopedVector<char> json(stream.size()); |
| 624 | stream.WriteTo(json); |
| 625 | |
| 626 | // Verify that snapshot string is valid JSON. |
| 627 | AsciiResource json_res(json); |
| 628 | v8::Local<v8::String> json_string = v8::String::NewExternal(&json_res); |
erik.corry@gmail.com | c3b670f | 2011-10-05 21:44:48 +0000 | [diff] [blame] | 629 | env->Global()->Set(v8_str("json_snapshot"), json_string); |
erik.corry@gmail.com | d88afa2 | 2010-09-15 12:33:05 +0000 | [diff] [blame] | 630 | v8::Local<v8::Value> snapshot_parse_result = CompileRun( |
| 631 | "var parsed = JSON.parse(json_snapshot); true;"); |
| 632 | CHECK(!snapshot_parse_result.IsEmpty()); |
| 633 | |
| 634 | // Verify that snapshot object has required fields. |
| 635 | v8::Local<v8::Object> parsed_snapshot = |
erik.corry@gmail.com | c3b670f | 2011-10-05 21:44:48 +0000 | [diff] [blame] | 636 | env->Global()->Get(v8_str("parsed"))->ToObject(); |
| 637 | CHECK(parsed_snapshot->Has(v8_str("snapshot"))); |
| 638 | CHECK(parsed_snapshot->Has(v8_str("nodes"))); |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 639 | CHECK(parsed_snapshot->Has(v8_str("edges"))); |
erik.corry@gmail.com | c3b670f | 2011-10-05 21:44:48 +0000 | [diff] [blame] | 640 | CHECK(parsed_snapshot->Has(v8_str("strings"))); |
erik.corry@gmail.com | d88afa2 | 2010-09-15 12:33:05 +0000 | [diff] [blame] | 641 | |
erik.corry@gmail.com | d88afa2 | 2010-09-15 12:33:05 +0000 | [diff] [blame] | 642 | // Get node and edge "member" offsets. |
| 643 | v8::Local<v8::Value> meta_analysis_result = CompileRun( |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 644 | "var meta = parsed.snapshot.meta;\n" |
mmassi@chromium.org | 7028c05 | 2012-06-13 11:51:58 +0000 | [diff] [blame] | 645 | "var edge_count_offset = meta.node_fields.indexOf('edge_count');\n" |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 646 | "var node_fields_count = meta.node_fields.length;\n" |
| 647 | "var edge_fields_count = meta.edge_fields.length;\n" |
| 648 | "var edge_type_offset = meta.edge_fields.indexOf('type');\n" |
| 649 | "var edge_name_offset = meta.edge_fields.indexOf('name_or_index');\n" |
| 650 | "var edge_to_node_offset = meta.edge_fields.indexOf('to_node');\n" |
erik.corry@gmail.com | d88afa2 | 2010-09-15 12:33:05 +0000 | [diff] [blame] | 651 | "var property_type =" |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 652 | " meta.edge_types[edge_type_offset].indexOf('property');\n" |
vegorov@chromium.org | 21b5e95 | 2010-11-23 10:24:40 +0000 | [diff] [blame] | 653 | "var shortcut_type =" |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 654 | " meta.edge_types[edge_type_offset].indexOf('shortcut');\n" |
mmassi@chromium.org | 7028c05 | 2012-06-13 11:51:58 +0000 | [diff] [blame] | 655 | "var node_count = parsed.nodes.length / node_fields_count;\n" |
| 656 | "var first_edge_indexes = parsed.first_edge_indexes = [];\n" |
| 657 | "for (var i = 0, first_edge_index = 0; i < node_count; ++i) {\n" |
| 658 | " first_edge_indexes[i] = first_edge_index;\n" |
| 659 | " first_edge_index += edge_fields_count *\n" |
| 660 | " parsed.nodes[i * node_fields_count + edge_count_offset];\n" |
| 661 | "}\n"); |
erik.corry@gmail.com | d88afa2 | 2010-09-15 12:33:05 +0000 | [diff] [blame] | 662 | CHECK(!meta_analysis_result.IsEmpty()); |
| 663 | |
| 664 | // A helper function for processing encoded nodes. |
| 665 | CompileRun( |
vegorov@chromium.org | 21b5e95 | 2010-11-23 10:24:40 +0000 | [diff] [blame] | 666 | "function GetChildPosByProperty(pos, prop_name, prop_type) {\n" |
erik.corry@gmail.com | d88afa2 | 2010-09-15 12:33:05 +0000 | [diff] [blame] | 667 | " var nodes = parsed.nodes;\n" |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 668 | " var edges = parsed.edges;\n" |
erik.corry@gmail.com | d88afa2 | 2010-09-15 12:33:05 +0000 | [diff] [blame] | 669 | " var strings = parsed.strings;\n" |
mmassi@chromium.org | 7028c05 | 2012-06-13 11:51:58 +0000 | [diff] [blame] | 670 | " var node_ordinal = pos / node_fields_count;\n" |
| 671 | " for (var i = parsed.first_edge_indexes[node_ordinal],\n" |
| 672 | " count = parsed.first_edge_indexes[node_ordinal + 1];\n" |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 673 | " i < count; i += edge_fields_count) {\n" |
| 674 | " if (edges[i + edge_type_offset] === prop_type\n" |
| 675 | " && strings[edges[i + edge_name_offset]] === prop_name)\n" |
| 676 | " return edges[i + edge_to_node_offset];\n" |
erik.corry@gmail.com | d88afa2 | 2010-09-15 12:33:05 +0000 | [diff] [blame] | 677 | " }\n" |
| 678 | " return null;\n" |
| 679 | "}\n"); |
| 680 | // Get the string index using the path: <root> -> <global>.b.x.s |
| 681 | v8::Local<v8::Value> string_obj_pos_val = CompileRun( |
| 682 | "GetChildPosByProperty(\n" |
| 683 | " GetChildPosByProperty(\n" |
| 684 | " GetChildPosByProperty(" |
mmassi@chromium.org | 7028c05 | 2012-06-13 11:51:58 +0000 | [diff] [blame] | 685 | " parsed.edges[edge_to_node_offset]," |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 686 | " \"b\", property_type),\n" |
vegorov@chromium.org | 21b5e95 | 2010-11-23 10:24:40 +0000 | [diff] [blame] | 687 | " \"x\", property_type)," |
| 688 | " \"s\", property_type)"); |
erik.corry@gmail.com | d88afa2 | 2010-09-15 12:33:05 +0000 | [diff] [blame] | 689 | CHECK(!string_obj_pos_val.IsEmpty()); |
| 690 | int string_obj_pos = |
| 691 | static_cast<int>(string_obj_pos_val->ToNumber()->Value()); |
| 692 | v8::Local<v8::Object> nodes_array = |
erik.corry@gmail.com | c3b670f | 2011-10-05 21:44:48 +0000 | [diff] [blame] | 693 | parsed_snapshot->Get(v8_str("nodes"))->ToObject(); |
erik.corry@gmail.com | d88afa2 | 2010-09-15 12:33:05 +0000 | [diff] [blame] | 694 | int string_index = static_cast<int>( |
| 695 | nodes_array->Get(string_obj_pos + 1)->ToNumber()->Value()); |
| 696 | CHECK_GT(string_index, 0); |
| 697 | v8::Local<v8::Object> strings_array = |
erik.corry@gmail.com | c3b670f | 2011-10-05 21:44:48 +0000 | [diff] [blame] | 698 | parsed_snapshot->Get(v8_str("strings"))->ToObject(); |
erik.corry@gmail.com | d88afa2 | 2010-09-15 12:33:05 +0000 | [diff] [blame] | 699 | v8::Local<v8::String> string = strings_array->Get(string_index)->ToString(); |
| 700 | v8::Local<v8::String> ref_string = |
| 701 | CompileRun(STRING_LITERAL_FOR_TEST)->ToString(); |
| 702 | #undef STRING_LITERAL_FOR_TEST |
| 703 | CHECK_EQ(*v8::String::Utf8Value(ref_string), |
| 704 | *v8::String::Utf8Value(string)); |
| 705 | } |
| 706 | |
| 707 | |
| 708 | TEST(HeapSnapshotJSONSerializationAborting) { |
erik.corry@gmail.com | d88afa2 | 2010-09-15 12:33:05 +0000 | [diff] [blame] | 709 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 710 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 711 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
erik.corry@gmail.com | d88afa2 | 2010-09-15 12:33:05 +0000 | [diff] [blame] | 712 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 713 | heap_profiler->TakeHeapSnapshot(v8_str("abort")); |
erik.corry@gmail.com | d88afa2 | 2010-09-15 12:33:05 +0000 | [diff] [blame] | 714 | TestJSONStream stream(5); |
| 715 | snapshot->Serialize(&stream, v8::HeapSnapshot::kJSON); |
| 716 | CHECK_GT(stream.size(), 0); |
| 717 | CHECK_EQ(0, stream.eos_signaled()); |
| 718 | } |
| 719 | |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 720 | namespace { |
| 721 | |
| 722 | class TestStatsStream : public v8::OutputStream { |
| 723 | public: |
| 724 | TestStatsStream() |
| 725 | : eos_signaled_(0), |
svenpanne@chromium.org | fb04633 | 2012-04-19 12:02:44 +0000 | [diff] [blame] | 726 | updates_written_(0), |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 727 | entries_count_(0), |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 728 | entries_size_(0), |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 729 | intervals_count_(0), |
| 730 | first_interval_index_(-1) { } |
| 731 | TestStatsStream(const TestStatsStream& stream) |
| 732 | : v8::OutputStream(stream), |
| 733 | eos_signaled_(stream.eos_signaled_), |
svenpanne@chromium.org | fb04633 | 2012-04-19 12:02:44 +0000 | [diff] [blame] | 734 | updates_written_(stream.updates_written_), |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 735 | entries_count_(stream.entries_count_), |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 736 | entries_size_(stream.entries_size_), |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 737 | intervals_count_(stream.intervals_count_), |
| 738 | first_interval_index_(stream.first_interval_index_) { } |
| 739 | virtual ~TestStatsStream() {} |
| 740 | virtual void EndOfStream() { ++eos_signaled_; } |
| 741 | virtual WriteResult WriteAsciiChunk(char* buffer, int chars_written) { |
| 742 | ASSERT(false); |
| 743 | return kAbort; |
| 744 | } |
svenpanne@chromium.org | fb04633 | 2012-04-19 12:02:44 +0000 | [diff] [blame] | 745 | virtual WriteResult WriteHeapStatsChunk(v8::HeapStatsUpdate* buffer, |
| 746 | int updates_written) { |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 747 | ++intervals_count_; |
svenpanne@chromium.org | fb04633 | 2012-04-19 12:02:44 +0000 | [diff] [blame] | 748 | ASSERT(updates_written); |
| 749 | updates_written_ += updates_written; |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 750 | entries_count_ = 0; |
svenpanne@chromium.org | fb04633 | 2012-04-19 12:02:44 +0000 | [diff] [blame] | 751 | if (first_interval_index_ == -1 && updates_written != 0) |
| 752 | first_interval_index_ = buffer[0].index; |
| 753 | for (int i = 0; i < updates_written; ++i) { |
| 754 | entries_count_ += buffer[i].count; |
| 755 | entries_size_ += buffer[i].size; |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 756 | } |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 757 | |
| 758 | return kContinue; |
| 759 | } |
| 760 | int eos_signaled() { return eos_signaled_; } |
svenpanne@chromium.org | fb04633 | 2012-04-19 12:02:44 +0000 | [diff] [blame] | 761 | int updates_written() { return updates_written_; } |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 762 | uint32_t entries_count() const { return entries_count_; } |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 763 | uint32_t entries_size() const { return entries_size_; } |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 764 | int intervals_count() const { return intervals_count_; } |
| 765 | int first_interval_index() const { return first_interval_index_; } |
| 766 | |
| 767 | private: |
| 768 | int eos_signaled_; |
svenpanne@chromium.org | fb04633 | 2012-04-19 12:02:44 +0000 | [diff] [blame] | 769 | int updates_written_; |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 770 | uint32_t entries_count_; |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 771 | uint32_t entries_size_; |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 772 | int intervals_count_; |
| 773 | int first_interval_index_; |
| 774 | }; |
| 775 | |
| 776 | } // namespace |
| 777 | |
rossberg@chromium.org | 400388e | 2012-06-06 09:29:22 +0000 | [diff] [blame] | 778 | static TestStatsStream GetHeapStatsUpdate( |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 779 | v8::HeapProfiler* heap_profiler, |
rossberg@chromium.org | 400388e | 2012-06-06 09:29:22 +0000 | [diff] [blame] | 780 | v8::SnapshotObjectId* object_id = NULL) { |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 781 | TestStatsStream stream; |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 782 | v8::SnapshotObjectId last_seen_id = heap_profiler->GetHeapStats(&stream); |
rossberg@chromium.org | 400388e | 2012-06-06 09:29:22 +0000 | [diff] [blame] | 783 | if (object_id) |
| 784 | *object_id = last_seen_id; |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 785 | CHECK_EQ(1, stream.eos_signaled()); |
| 786 | return stream; |
| 787 | } |
| 788 | |
| 789 | |
| 790 | TEST(HeapSnapshotObjectsStats) { |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 791 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 792 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 793 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 794 | |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 795 | heap_profiler->StartTrackingHeapObjects(); |
jkummerow@chromium.org | 7a6fc81 | 2012-06-27 11:12:38 +0000 | [diff] [blame] | 796 | // We have to call GC 6 times. In other case the garbage will be |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 797 | // the reason of flakiness. |
jkummerow@chromium.org | 7a6fc81 | 2012-06-27 11:12:38 +0000 | [diff] [blame] | 798 | for (int i = 0; i < 6; ++i) { |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 799 | HEAP->CollectAllGarbage(i::Heap::kNoGCFlags); |
| 800 | } |
| 801 | |
rossberg@chromium.org | 400388e | 2012-06-06 09:29:22 +0000 | [diff] [blame] | 802 | v8::SnapshotObjectId initial_id; |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 803 | { |
| 804 | // Single chunk of data expected in update. Initial data. |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 805 | TestStatsStream stats_update = GetHeapStatsUpdate(heap_profiler, |
| 806 | &initial_id); |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 807 | CHECK_EQ(1, stats_update.intervals_count()); |
svenpanne@chromium.org | fb04633 | 2012-04-19 12:02:44 +0000 | [diff] [blame] | 808 | CHECK_EQ(1, stats_update.updates_written()); |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 809 | CHECK_LT(0, stats_update.entries_size()); |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 810 | CHECK_EQ(0, stats_update.first_interval_index()); |
| 811 | } |
| 812 | |
| 813 | // No data expected in update because nothing has happened. |
rossberg@chromium.org | 400388e | 2012-06-06 09:29:22 +0000 | [diff] [blame] | 814 | v8::SnapshotObjectId same_id; |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 815 | CHECK_EQ(0, GetHeapStatsUpdate(heap_profiler, &same_id).updates_written()); |
rossberg@chromium.org | 400388e | 2012-06-06 09:29:22 +0000 | [diff] [blame] | 816 | CHECK_EQ_SNAPSHOT_OBJECT_ID(initial_id, same_id); |
| 817 | |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 818 | { |
rossberg@chromium.org | 400388e | 2012-06-06 09:29:22 +0000 | [diff] [blame] | 819 | v8::SnapshotObjectId additional_string_id; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 820 | v8::HandleScope inner_scope_1(env->GetIsolate()); |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 821 | v8_str("string1"); |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 822 | { |
| 823 | // Single chunk of data with one new entry expected in update. |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 824 | TestStatsStream stats_update = GetHeapStatsUpdate(heap_profiler, |
| 825 | &additional_string_id); |
rossberg@chromium.org | 400388e | 2012-06-06 09:29:22 +0000 | [diff] [blame] | 826 | CHECK_LT(same_id, additional_string_id); |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 827 | CHECK_EQ(1, stats_update.intervals_count()); |
svenpanne@chromium.org | fb04633 | 2012-04-19 12:02:44 +0000 | [diff] [blame] | 828 | CHECK_EQ(1, stats_update.updates_written()); |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 829 | CHECK_LT(0, stats_update.entries_size()); |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 830 | CHECK_EQ(1, stats_update.entries_count()); |
| 831 | CHECK_EQ(2, stats_update.first_interval_index()); |
| 832 | } |
| 833 | |
| 834 | // No data expected in update because nothing happened. |
rossberg@chromium.org | 400388e | 2012-06-06 09:29:22 +0000 | [diff] [blame] | 835 | v8::SnapshotObjectId last_id; |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 836 | CHECK_EQ(0, GetHeapStatsUpdate(heap_profiler, &last_id).updates_written()); |
rossberg@chromium.org | 400388e | 2012-06-06 09:29:22 +0000 | [diff] [blame] | 837 | CHECK_EQ_SNAPSHOT_OBJECT_ID(additional_string_id, last_id); |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 838 | |
| 839 | { |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 840 | v8::HandleScope inner_scope_2(env->GetIsolate()); |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 841 | v8_str("string2"); |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 842 | |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 843 | uint32_t entries_size; |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 844 | { |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 845 | v8::HandleScope inner_scope_3(env->GetIsolate()); |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 846 | v8_str("string3"); |
| 847 | v8_str("string4"); |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 848 | |
| 849 | { |
| 850 | // Single chunk of data with three new entries expected in update. |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 851 | TestStatsStream stats_update = GetHeapStatsUpdate(heap_profiler); |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 852 | CHECK_EQ(1, stats_update.intervals_count()); |
svenpanne@chromium.org | fb04633 | 2012-04-19 12:02:44 +0000 | [diff] [blame] | 853 | CHECK_EQ(1, stats_update.updates_written()); |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 854 | CHECK_LT(0, entries_size = stats_update.entries_size()); |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 855 | CHECK_EQ(3, stats_update.entries_count()); |
| 856 | CHECK_EQ(4, stats_update.first_interval_index()); |
| 857 | } |
| 858 | } |
| 859 | |
| 860 | { |
| 861 | // Single chunk of data with two left entries expected in update. |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 862 | TestStatsStream stats_update = GetHeapStatsUpdate(heap_profiler); |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 863 | CHECK_EQ(1, stats_update.intervals_count()); |
svenpanne@chromium.org | fb04633 | 2012-04-19 12:02:44 +0000 | [diff] [blame] | 864 | CHECK_EQ(1, stats_update.updates_written()); |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 865 | CHECK_GT(entries_size, stats_update.entries_size()); |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 866 | CHECK_EQ(1, stats_update.entries_count()); |
| 867 | // Two strings from forth interval were released. |
| 868 | CHECK_EQ(4, stats_update.first_interval_index()); |
| 869 | } |
| 870 | } |
| 871 | |
| 872 | { |
| 873 | // Single chunk of data with 0 left entries expected in update. |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 874 | TestStatsStream stats_update = GetHeapStatsUpdate(heap_profiler); |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 875 | CHECK_EQ(1, stats_update.intervals_count()); |
svenpanne@chromium.org | fb04633 | 2012-04-19 12:02:44 +0000 | [diff] [blame] | 876 | CHECK_EQ(1, stats_update.updates_written()); |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 877 | CHECK_EQ(0, stats_update.entries_size()); |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 878 | CHECK_EQ(0, stats_update.entries_count()); |
| 879 | // The last string from forth interval was released. |
| 880 | CHECK_EQ(4, stats_update.first_interval_index()); |
| 881 | } |
| 882 | } |
| 883 | { |
| 884 | // Single chunk of data with 0 left entries expected in update. |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 885 | TestStatsStream stats_update = GetHeapStatsUpdate(heap_profiler); |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 886 | CHECK_EQ(1, stats_update.intervals_count()); |
svenpanne@chromium.org | fb04633 | 2012-04-19 12:02:44 +0000 | [diff] [blame] | 887 | CHECK_EQ(1, stats_update.updates_written()); |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 888 | CHECK_EQ(0, stats_update.entries_size()); |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 889 | CHECK_EQ(0, stats_update.entries_count()); |
| 890 | // The only string from the second interval was released. |
| 891 | CHECK_EQ(2, stats_update.first_interval_index()); |
| 892 | } |
| 893 | |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 894 | v8::Local<v8::Array> array = v8::Array::New(); |
| 895 | CHECK_EQ(0, array->Length()); |
| 896 | // Force array's buffer allocation. |
| 897 | array->Set(2, v8_num(7)); |
| 898 | |
| 899 | uint32_t entries_size; |
| 900 | { |
| 901 | // Single chunk of data with 2 entries expected in update. |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 902 | TestStatsStream stats_update = GetHeapStatsUpdate(heap_profiler); |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 903 | CHECK_EQ(1, stats_update.intervals_count()); |
svenpanne@chromium.org | fb04633 | 2012-04-19 12:02:44 +0000 | [diff] [blame] | 904 | CHECK_EQ(1, stats_update.updates_written()); |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 905 | CHECK_LT(0, entries_size = stats_update.entries_size()); |
| 906 | // They are the array and its buffer. |
| 907 | CHECK_EQ(2, stats_update.entries_count()); |
| 908 | CHECK_EQ(8, stats_update.first_interval_index()); |
| 909 | } |
| 910 | |
| 911 | for (int i = 0; i < 100; ++i) |
| 912 | array->Set(i, v8_num(i)); |
| 913 | |
| 914 | { |
| 915 | // Single chunk of data with 1 entry expected in update. |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 916 | TestStatsStream stats_update = GetHeapStatsUpdate(heap_profiler); |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 917 | CHECK_EQ(1, stats_update.intervals_count()); |
| 918 | // The first interval was changed because old buffer was collected. |
| 919 | // The second interval was changed because new buffer was allocated. |
svenpanne@chromium.org | fb04633 | 2012-04-19 12:02:44 +0000 | [diff] [blame] | 920 | CHECK_EQ(2, stats_update.updates_written()); |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 921 | CHECK_LT(entries_size, stats_update.entries_size()); |
| 922 | CHECK_EQ(2, stats_update.entries_count()); |
| 923 | CHECK_EQ(8, stats_update.first_interval_index()); |
| 924 | } |
| 925 | |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 926 | heap_profiler->StopTrackingHeapObjects(); |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 927 | } |
| 928 | |
ager@chromium.org | beb2571 | 2010-11-29 08:02:25 +0000 | [diff] [blame] | 929 | |
ricow@chromium.org | 64e3a4b | 2011-12-13 08:07:27 +0000 | [diff] [blame] | 930 | static void CheckChildrenIds(const v8::HeapSnapshot* snapshot, |
| 931 | const v8::HeapGraphNode* node, |
| 932 | int level, int max_level) { |
| 933 | if (level > max_level) return; |
| 934 | CHECK_EQ(node, snapshot->GetNodeById(node->GetId())); |
| 935 | for (int i = 0, count = node->GetChildrenCount(); i < count; ++i) { |
| 936 | const v8::HeapGraphEdge* prop = node->GetChild(i); |
| 937 | const v8::HeapGraphNode* child = |
| 938 | snapshot->GetNodeById(prop->GetToNode()->GetId()); |
jkummerow@chromium.org | 1456e70 | 2012-03-30 08:38:13 +0000 | [diff] [blame] | 939 | CHECK_EQ_SNAPSHOT_OBJECT_ID(prop->GetToNode()->GetId(), child->GetId()); |
ricow@chromium.org | 64e3a4b | 2011-12-13 08:07:27 +0000 | [diff] [blame] | 940 | CHECK_EQ(prop->GetToNode(), child); |
| 941 | CheckChildrenIds(snapshot, child, level + 1, max_level); |
| 942 | } |
| 943 | } |
| 944 | |
| 945 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 946 | TEST(HeapSnapshotGetNodeById) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 947 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 948 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 949 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 950 | |
| 951 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 952 | heap_profiler->TakeHeapSnapshot(v8_str("id")); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 953 | const v8::HeapGraphNode* root = snapshot->GetRoot(); |
ricow@chromium.org | 64e3a4b | 2011-12-13 08:07:27 +0000 | [diff] [blame] | 954 | CheckChildrenIds(snapshot, root, 0, 3); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 955 | // Check a big id, which should not exist yet. |
| 956 | CHECK_EQ(NULL, snapshot->GetNodeById(0x1000000UL)); |
| 957 | } |
| 958 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 959 | |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 960 | TEST(HeapSnapshotGetSnapshotObjectId) { |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 961 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 962 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 963 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 964 | CompileRun("globalObject = {};\n"); |
| 965 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 966 | heap_profiler->TakeHeapSnapshot(v8_str("get_snapshot_object_id")); |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 967 | const v8::HeapGraphNode* global = GetGlobalObject(snapshot); |
| 968 | const v8::HeapGraphNode* global_object = |
| 969 | GetProperty(global, v8::HeapGraphEdge::kProperty, "globalObject"); |
| 970 | CHECK(global_object); |
| 971 | |
| 972 | v8::Local<v8::Value> globalObjectHandle = |
| 973 | env->Global()->Get(v8::String::New("globalObject")); |
| 974 | CHECK(!globalObjectHandle.IsEmpty()); |
| 975 | CHECK(globalObjectHandle->IsObject()); |
| 976 | |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 977 | v8::SnapshotObjectId id = heap_profiler->GetObjectId(globalObjectHandle); |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 978 | CHECK_NE(static_cast<int>(v8::HeapProfiler::kUnknownObjectId), |
| 979 | id); |
| 980 | CHECK_EQ(static_cast<int>(id), global_object->GetId()); |
| 981 | } |
| 982 | |
| 983 | |
| 984 | TEST(HeapSnapshotUnknownSnapshotObjectId) { |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 985 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 986 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 987 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 988 | CompileRun("globalObject = {};\n"); |
| 989 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 990 | heap_profiler->TakeHeapSnapshot(v8_str("unknown_object_id")); |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 991 | const v8::HeapGraphNode* node = |
| 992 | snapshot->GetNodeById(v8::HeapProfiler::kUnknownObjectId); |
| 993 | CHECK_EQ(NULL, node); |
| 994 | } |
| 995 | |
| 996 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 997 | namespace { |
| 998 | |
| 999 | class TestActivityControl : public v8::ActivityControl { |
| 1000 | public: |
| 1001 | explicit TestActivityControl(int abort_count) |
| 1002 | : done_(0), total_(0), abort_count_(abort_count) {} |
| 1003 | ControlOption ReportProgressValue(int done, int total) { |
| 1004 | done_ = done; |
| 1005 | total_ = total; |
| 1006 | return --abort_count_ != 0 ? kContinue : kAbort; |
| 1007 | } |
| 1008 | int done() { return done_; } |
| 1009 | int total() { return total_; } |
| 1010 | |
| 1011 | private: |
| 1012 | int done_; |
| 1013 | int total_; |
| 1014 | int abort_count_; |
| 1015 | }; |
| 1016 | } |
| 1017 | |
| 1018 | TEST(TakeHeapSnapshotAborting) { |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1019 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1020 | v8::HandleScope scope(env->GetIsolate()); |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1021 | |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1022 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
| 1023 | const int snapshots_count = heap_profiler->GetSnapshotCount(); |
yangguo@chromium.org | a7d3df9 | 2012-02-27 11:46:55 +0000 | [diff] [blame] | 1024 | TestActivityControl aborting_control(1); |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1025 | const v8::HeapSnapshot* no_snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1026 | heap_profiler->TakeHeapSnapshot(v8_str("abort"), |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1027 | &aborting_control); |
| 1028 | CHECK_EQ(NULL, no_snapshot); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1029 | CHECK_EQ(snapshots_count, heap_profiler->GetSnapshotCount()); |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1030 | CHECK_GT(aborting_control.total(), aborting_control.done()); |
| 1031 | |
| 1032 | TestActivityControl control(-1); // Don't abort. |
| 1033 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1034 | heap_profiler->TakeHeapSnapshot(v8_str("full"), |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1035 | &control); |
| 1036 | CHECK_NE(NULL, snapshot); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1037 | CHECK_EQ(snapshots_count + 1, heap_profiler->GetSnapshotCount()); |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1038 | CHECK_EQ(control.total(), control.done()); |
| 1039 | CHECK_GT(control.total(), 0); |
| 1040 | } |
| 1041 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1042 | |
| 1043 | namespace { |
| 1044 | |
| 1045 | class TestRetainedObjectInfo : public v8::RetainedObjectInfo { |
| 1046 | public: |
| 1047 | TestRetainedObjectInfo(int hash, |
danno@chromium.org | fa458e4 | 2012-02-01 10:48:36 +0000 | [diff] [blame] | 1048 | const char* group_label, |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1049 | const char* label, |
| 1050 | intptr_t element_count = -1, |
| 1051 | intptr_t size = -1) |
| 1052 | : disposed_(false), |
| 1053 | hash_(hash), |
danno@chromium.org | fa458e4 | 2012-02-01 10:48:36 +0000 | [diff] [blame] | 1054 | group_label_(group_label), |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1055 | label_(label), |
| 1056 | element_count_(element_count), |
| 1057 | size_(size) { |
| 1058 | instances.Add(this); |
| 1059 | } |
| 1060 | virtual ~TestRetainedObjectInfo() {} |
| 1061 | virtual void Dispose() { |
| 1062 | CHECK(!disposed_); |
| 1063 | disposed_ = true; |
| 1064 | } |
| 1065 | virtual bool IsEquivalent(RetainedObjectInfo* other) { |
| 1066 | return GetHash() == other->GetHash(); |
| 1067 | } |
| 1068 | virtual intptr_t GetHash() { return hash_; } |
danno@chromium.org | fa458e4 | 2012-02-01 10:48:36 +0000 | [diff] [blame] | 1069 | virtual const char* GetGroupLabel() { return group_label_; } |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1070 | virtual const char* GetLabel() { return label_; } |
| 1071 | virtual intptr_t GetElementCount() { return element_count_; } |
| 1072 | virtual intptr_t GetSizeInBytes() { return size_; } |
| 1073 | bool disposed() { return disposed_; } |
| 1074 | |
| 1075 | static v8::RetainedObjectInfo* WrapperInfoCallback( |
| 1076 | uint16_t class_id, v8::Handle<v8::Value> wrapper) { |
| 1077 | if (class_id == 1) { |
| 1078 | if (wrapper->IsString()) { |
| 1079 | v8::String::AsciiValue ascii(wrapper); |
| 1080 | if (strcmp(*ascii, "AAA") == 0) |
danno@chromium.org | fa458e4 | 2012-02-01 10:48:36 +0000 | [diff] [blame] | 1081 | return new TestRetainedObjectInfo(1, "aaa-group", "aaa", 100); |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1082 | else if (strcmp(*ascii, "BBB") == 0) |
danno@chromium.org | fa458e4 | 2012-02-01 10:48:36 +0000 | [diff] [blame] | 1083 | return new TestRetainedObjectInfo(1, "aaa-group", "aaa", 100); |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1084 | } |
| 1085 | } else if (class_id == 2) { |
| 1086 | if (wrapper->IsString()) { |
| 1087 | v8::String::AsciiValue ascii(wrapper); |
| 1088 | if (strcmp(*ascii, "CCC") == 0) |
danno@chromium.org | fa458e4 | 2012-02-01 10:48:36 +0000 | [diff] [blame] | 1089 | return new TestRetainedObjectInfo(2, "ccc-group", "ccc"); |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1090 | } |
| 1091 | } |
| 1092 | CHECK(false); |
| 1093 | return NULL; |
| 1094 | } |
| 1095 | |
| 1096 | static i::List<TestRetainedObjectInfo*> instances; |
| 1097 | |
| 1098 | private: |
| 1099 | bool disposed_; |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1100 | int hash_; |
danno@chromium.org | fa458e4 | 2012-02-01 10:48:36 +0000 | [diff] [blame] | 1101 | const char* group_label_; |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1102 | const char* label_; |
| 1103 | intptr_t element_count_; |
| 1104 | intptr_t size_; |
| 1105 | }; |
| 1106 | |
| 1107 | |
| 1108 | i::List<TestRetainedObjectInfo*> TestRetainedObjectInfo::instances; |
| 1109 | } |
| 1110 | |
| 1111 | |
| 1112 | static const v8::HeapGraphNode* GetNode(const v8::HeapGraphNode* parent, |
| 1113 | v8::HeapGraphNode::Type type, |
| 1114 | const char* name) { |
| 1115 | for (int i = 0, count = parent->GetChildrenCount(); i < count; ++i) { |
| 1116 | const v8::HeapGraphNode* node = parent->GetChild(i)->GetToNode(); |
| 1117 | if (node->GetType() == type && strcmp(name, |
| 1118 | const_cast<i::HeapEntry*>( |
| 1119 | reinterpret_cast<const i::HeapEntry*>(node))->name()) == 0) { |
| 1120 | return node; |
| 1121 | } |
| 1122 | } |
| 1123 | return NULL; |
| 1124 | } |
| 1125 | |
| 1126 | |
| 1127 | TEST(HeapSnapshotRetainedObjectInfo) { |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1128 | LocalContext env; |
mvstanton@chromium.org | d16d853 | 2013-01-25 13:29:10 +0000 | [diff] [blame] | 1129 | v8::Isolate* isolate = env->GetIsolate(); |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1130 | v8::HandleScope scope(isolate); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1131 | v8::HeapProfiler* heap_profiler = isolate->GetHeapProfiler(); |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1132 | |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1133 | heap_profiler->SetWrapperClassInfoProvider( |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1134 | 1, TestRetainedObjectInfo::WrapperInfoCallback); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1135 | heap_profiler->SetWrapperClassInfoProvider( |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1136 | 2, TestRetainedObjectInfo::WrapperInfoCallback); |
| 1137 | v8::Persistent<v8::String> p_AAA = |
mvstanton@chromium.org | d16d853 | 2013-01-25 13:29:10 +0000 | [diff] [blame] | 1138 | v8::Persistent<v8::String>::New(isolate, v8_str("AAA")); |
| 1139 | p_AAA.SetWrapperClassId(isolate, 1); |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1140 | v8::Persistent<v8::String> p_BBB = |
mvstanton@chromium.org | d16d853 | 2013-01-25 13:29:10 +0000 | [diff] [blame] | 1141 | v8::Persistent<v8::String>::New(isolate, v8_str("BBB")); |
| 1142 | p_BBB.SetWrapperClassId(isolate, 1); |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1143 | v8::Persistent<v8::String> p_CCC = |
mvstanton@chromium.org | d16d853 | 2013-01-25 13:29:10 +0000 | [diff] [blame] | 1144 | v8::Persistent<v8::String>::New(isolate, v8_str("CCC")); |
| 1145 | p_CCC.SetWrapperClassId(isolate, 2); |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1146 | CHECK_EQ(0, TestRetainedObjectInfo::instances.length()); |
| 1147 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1148 | heap_profiler->TakeHeapSnapshot(v8_str("retained")); |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1149 | |
| 1150 | CHECK_EQ(3, TestRetainedObjectInfo::instances.length()); |
| 1151 | for (int i = 0; i < TestRetainedObjectInfo::instances.length(); ++i) { |
| 1152 | CHECK(TestRetainedObjectInfo::instances[i]->disposed()); |
| 1153 | delete TestRetainedObjectInfo::instances[i]; |
| 1154 | } |
| 1155 | |
danno@chromium.org | fa458e4 | 2012-02-01 10:48:36 +0000 | [diff] [blame] | 1156 | const v8::HeapGraphNode* native_group_aaa = GetNode( |
jkummerow@chromium.org | ab7dad4 | 2012-02-07 12:07:34 +0000 | [diff] [blame] | 1157 | snapshot->GetRoot(), v8::HeapGraphNode::kSynthetic, "aaa-group"); |
danno@chromium.org | fa458e4 | 2012-02-01 10:48:36 +0000 | [diff] [blame] | 1158 | CHECK_NE(NULL, native_group_aaa); |
| 1159 | CHECK_EQ(1, native_group_aaa->GetChildrenCount()); |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1160 | const v8::HeapGraphNode* aaa = GetNode( |
danno@chromium.org | fa458e4 | 2012-02-01 10:48:36 +0000 | [diff] [blame] | 1161 | native_group_aaa, v8::HeapGraphNode::kNative, "aaa / 100 entries"); |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1162 | CHECK_NE(NULL, aaa); |
danno@chromium.org | fa458e4 | 2012-02-01 10:48:36 +0000 | [diff] [blame] | 1163 | CHECK_EQ(2, aaa->GetChildrenCount()); |
| 1164 | |
| 1165 | const v8::HeapGraphNode* native_group_ccc = GetNode( |
jkummerow@chromium.org | ab7dad4 | 2012-02-07 12:07:34 +0000 | [diff] [blame] | 1166 | snapshot->GetRoot(), v8::HeapGraphNode::kSynthetic, "ccc-group"); |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1167 | const v8::HeapGraphNode* ccc = GetNode( |
danno@chromium.org | fa458e4 | 2012-02-01 10:48:36 +0000 | [diff] [blame] | 1168 | native_group_ccc, v8::HeapGraphNode::kNative, "ccc"); |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1169 | CHECK_NE(NULL, ccc); |
| 1170 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1171 | const v8::HeapGraphNode* n_AAA = GetNode( |
| 1172 | aaa, v8::HeapGraphNode::kString, "AAA"); |
| 1173 | CHECK_NE(NULL, n_AAA); |
| 1174 | const v8::HeapGraphNode* n_BBB = GetNode( |
| 1175 | aaa, v8::HeapGraphNode::kString, "BBB"); |
| 1176 | CHECK_NE(NULL, n_BBB); |
| 1177 | CHECK_EQ(1, ccc->GetChildrenCount()); |
| 1178 | const v8::HeapGraphNode* n_CCC = GetNode( |
| 1179 | ccc, v8::HeapGraphNode::kString, "CCC"); |
| 1180 | CHECK_NE(NULL, n_CCC); |
| 1181 | |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 1182 | CHECK_EQ(aaa, GetProperty(n_AAA, v8::HeapGraphEdge::kInternal, "native")); |
| 1183 | CHECK_EQ(aaa, GetProperty(n_BBB, v8::HeapGraphEdge::kInternal, "native")); |
| 1184 | CHECK_EQ(ccc, GetProperty(n_CCC, v8::HeapGraphEdge::kInternal, "native")); |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1185 | } |
| 1186 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1187 | |
rossberg@chromium.org | 994edf6 | 2012-02-06 10:12:55 +0000 | [diff] [blame] | 1188 | class GraphWithImplicitRefs { |
| 1189 | public: |
| 1190 | static const int kObjectsCount = 4; |
| 1191 | explicit GraphWithImplicitRefs(LocalContext* env) { |
| 1192 | CHECK_EQ(NULL, instance_); |
| 1193 | instance_ = this; |
mvstanton@chromium.org | d16d853 | 2013-01-25 13:29:10 +0000 | [diff] [blame] | 1194 | v8::Isolate* isolate = (*env)->GetIsolate(); |
rossberg@chromium.org | 994edf6 | 2012-02-06 10:12:55 +0000 | [diff] [blame] | 1195 | for (int i = 0; i < kObjectsCount; i++) { |
mvstanton@chromium.org | d16d853 | 2013-01-25 13:29:10 +0000 | [diff] [blame] | 1196 | objects_[i] = v8::Persistent<v8::Object>::New(isolate, v8::Object::New()); |
rossberg@chromium.org | 994edf6 | 2012-02-06 10:12:55 +0000 | [diff] [blame] | 1197 | } |
| 1198 | (*env)->Global()->Set(v8_str("root_object"), objects_[0]); |
| 1199 | } |
| 1200 | ~GraphWithImplicitRefs() { |
| 1201 | instance_ = NULL; |
| 1202 | } |
| 1203 | |
yangguo@chromium.org | 003650e | 2013-01-24 16:31:08 +0000 | [diff] [blame] | 1204 | static void gcPrologue(v8::GCType type, v8::GCCallbackFlags flags) { |
rossberg@chromium.org | 994edf6 | 2012-02-06 10:12:55 +0000 | [diff] [blame] | 1205 | instance_->AddImplicitReferences(); |
| 1206 | } |
| 1207 | |
| 1208 | private: |
| 1209 | void AddImplicitReferences() { |
| 1210 | // 0 -> 1 |
| 1211 | v8::V8::AddImplicitReferences( |
| 1212 | v8::Persistent<v8::Object>::Cast(objects_[0]), &objects_[1], 1); |
| 1213 | // Adding two more references(note length=2 in params): 1 -> 2, 1 -> 3 |
| 1214 | v8::V8::AddImplicitReferences( |
| 1215 | v8::Persistent<v8::Object>::Cast(objects_[1]), &objects_[2], 2); |
| 1216 | } |
| 1217 | |
| 1218 | v8::Persistent<v8::Value> objects_[kObjectsCount]; |
| 1219 | static GraphWithImplicitRefs* instance_; |
| 1220 | }; |
| 1221 | |
| 1222 | GraphWithImplicitRefs* GraphWithImplicitRefs::instance_ = NULL; |
| 1223 | |
| 1224 | |
| 1225 | TEST(HeapSnapshotImplicitReferences) { |
rossberg@chromium.org | 994edf6 | 2012-02-06 10:12:55 +0000 | [diff] [blame] | 1226 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1227 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1228 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
rossberg@chromium.org | 994edf6 | 2012-02-06 10:12:55 +0000 | [diff] [blame] | 1229 | |
| 1230 | GraphWithImplicitRefs graph(&env); |
yangguo@chromium.org | 003650e | 2013-01-24 16:31:08 +0000 | [diff] [blame] | 1231 | v8::V8::AddGCPrologueCallback(&GraphWithImplicitRefs::gcPrologue); |
rossberg@chromium.org | 994edf6 | 2012-02-06 10:12:55 +0000 | [diff] [blame] | 1232 | |
| 1233 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1234 | heap_profiler->TakeHeapSnapshot(v8_str("implicit_refs")); |
rossberg@chromium.org | 994edf6 | 2012-02-06 10:12:55 +0000 | [diff] [blame] | 1235 | |
| 1236 | const v8::HeapGraphNode* global_object = GetGlobalObject(snapshot); |
rossberg@chromium.org | 994edf6 | 2012-02-06 10:12:55 +0000 | [diff] [blame] | 1237 | const v8::HeapGraphNode* obj0 = GetProperty( |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 1238 | global_object, v8::HeapGraphEdge::kProperty, "root_object"); |
rossberg@chromium.org | 994edf6 | 2012-02-06 10:12:55 +0000 | [diff] [blame] | 1239 | CHECK(obj0); |
| 1240 | CHECK_EQ(v8::HeapGraphNode::kObject, obj0->GetType()); |
| 1241 | const v8::HeapGraphNode* obj1 = GetProperty( |
| 1242 | obj0, v8::HeapGraphEdge::kInternal, "native"); |
| 1243 | CHECK(obj1); |
| 1244 | int implicit_targets_count = 0; |
| 1245 | for (int i = 0, count = obj1->GetChildrenCount(); i < count; ++i) { |
| 1246 | const v8::HeapGraphEdge* prop = obj1->GetChild(i); |
| 1247 | v8::String::AsciiValue prop_name(prop->GetName()); |
| 1248 | if (prop->GetType() == v8::HeapGraphEdge::kInternal && |
| 1249 | strcmp("native", *prop_name) == 0) { |
| 1250 | ++implicit_targets_count; |
| 1251 | } |
| 1252 | } |
| 1253 | CHECK_EQ(2, implicit_targets_count); |
yangguo@chromium.org | 003650e | 2013-01-24 16:31:08 +0000 | [diff] [blame] | 1254 | v8::V8::RemoveGCPrologueCallback(&GraphWithImplicitRefs::gcPrologue); |
rossberg@chromium.org | 994edf6 | 2012-02-06 10:12:55 +0000 | [diff] [blame] | 1255 | } |
| 1256 | |
| 1257 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1258 | TEST(DeleteAllHeapSnapshots) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1259 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1260 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1261 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1262 | |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1263 | CHECK_EQ(0, heap_profiler->GetSnapshotCount()); |
| 1264 | heap_profiler->DeleteAllHeapSnapshots(); |
| 1265 | CHECK_EQ(0, heap_profiler->GetSnapshotCount()); |
| 1266 | CHECK_NE(NULL, heap_profiler->TakeHeapSnapshot(v8_str("1"))); |
| 1267 | CHECK_EQ(1, heap_profiler->GetSnapshotCount()); |
| 1268 | heap_profiler->DeleteAllHeapSnapshots(); |
| 1269 | CHECK_EQ(0, heap_profiler->GetSnapshotCount()); |
| 1270 | CHECK_NE(NULL, heap_profiler->TakeHeapSnapshot(v8_str("1"))); |
| 1271 | CHECK_NE(NULL, heap_profiler->TakeHeapSnapshot(v8_str("2"))); |
| 1272 | CHECK_EQ(2, heap_profiler->GetSnapshotCount()); |
| 1273 | heap_profiler->DeleteAllHeapSnapshots(); |
| 1274 | CHECK_EQ(0, heap_profiler->GetSnapshotCount()); |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1275 | } |
| 1276 | |
| 1277 | |
| 1278 | TEST(DeleteHeapSnapshot) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1279 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1280 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1281 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1282 | |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1283 | CHECK_EQ(0, heap_profiler->GetSnapshotCount()); |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1284 | const v8::HeapSnapshot* s1 = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1285 | heap_profiler->TakeHeapSnapshot(v8_str("1")); |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1286 | CHECK_NE(NULL, s1); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1287 | CHECK_EQ(1, heap_profiler->GetSnapshotCount()); |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1288 | unsigned uid1 = s1->GetUid(); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1289 | CHECK_EQ(s1, heap_profiler->FindHeapSnapshot(uid1)); |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1290 | const_cast<v8::HeapSnapshot*>(s1)->Delete(); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1291 | CHECK_EQ(0, heap_profiler->GetSnapshotCount()); |
| 1292 | CHECK_EQ(NULL, heap_profiler->FindHeapSnapshot(uid1)); |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1293 | |
| 1294 | const v8::HeapSnapshot* s2 = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1295 | heap_profiler->TakeHeapSnapshot(v8_str("2")); |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1296 | CHECK_NE(NULL, s2); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1297 | CHECK_EQ(1, heap_profiler->GetSnapshotCount()); |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1298 | unsigned uid2 = s2->GetUid(); |
| 1299 | CHECK_NE(static_cast<int>(uid1), static_cast<int>(uid2)); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1300 | CHECK_EQ(s2, heap_profiler->FindHeapSnapshot(uid2)); |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1301 | const v8::HeapSnapshot* s3 = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1302 | heap_profiler->TakeHeapSnapshot(v8_str("3")); |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1303 | CHECK_NE(NULL, s3); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1304 | CHECK_EQ(2, heap_profiler->GetSnapshotCount()); |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1305 | unsigned uid3 = s3->GetUid(); |
| 1306 | CHECK_NE(static_cast<int>(uid1), static_cast<int>(uid3)); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1307 | CHECK_EQ(s3, heap_profiler->FindHeapSnapshot(uid3)); |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1308 | const_cast<v8::HeapSnapshot*>(s2)->Delete(); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1309 | CHECK_EQ(1, heap_profiler->GetSnapshotCount()); |
| 1310 | CHECK_EQ(NULL, heap_profiler->FindHeapSnapshot(uid2)); |
| 1311 | CHECK_EQ(s3, heap_profiler->FindHeapSnapshot(uid3)); |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1312 | const_cast<v8::HeapSnapshot*>(s3)->Delete(); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1313 | CHECK_EQ(0, heap_profiler->GetSnapshotCount()); |
| 1314 | CHECK_EQ(NULL, heap_profiler->FindHeapSnapshot(uid3)); |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1315 | } |
| 1316 | |
ricow@chromium.org | d2be901 | 2011-06-01 06:00:58 +0000 | [diff] [blame] | 1317 | |
mstarzinger@chromium.org | 32280cf | 2012-12-06 17:32:37 +0000 | [diff] [blame] | 1318 | class NameResolver : public v8::HeapProfiler::ObjectNameResolver { |
| 1319 | public: |
| 1320 | virtual const char* GetName(v8::Handle<v8::Object> object) { |
| 1321 | return "Global object name"; |
| 1322 | } |
| 1323 | }; |
| 1324 | |
| 1325 | TEST(GlobalObjectName) { |
mstarzinger@chromium.org | 32280cf | 2012-12-06 17:32:37 +0000 | [diff] [blame] | 1326 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1327 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1328 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
mstarzinger@chromium.org | 32280cf | 2012-12-06 17:32:37 +0000 | [diff] [blame] | 1329 | |
| 1330 | CompileRun("document = { URL:\"abcdefgh\" };"); |
| 1331 | |
| 1332 | NameResolver name_resolver; |
| 1333 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1334 | heap_profiler->TakeHeapSnapshot(v8_str("document"), |
mstarzinger@chromium.org | 32280cf | 2012-12-06 17:32:37 +0000 | [diff] [blame] | 1335 | NULL, |
| 1336 | &name_resolver); |
| 1337 | const v8::HeapGraphNode* global = GetGlobalObject(snapshot); |
| 1338 | CHECK_NE(NULL, global); |
| 1339 | CHECK_EQ("Object / Global object name" , |
| 1340 | const_cast<i::HeapEntry*>( |
| 1341 | reinterpret_cast<const i::HeapEntry*>(global))->name()); |
| 1342 | } |
| 1343 | |
| 1344 | |
erikcorry | 0ad885c | 2011-11-21 13:51:57 +0000 | [diff] [blame] | 1345 | TEST(NoHandleLeaks) { |
erikcorry | 0ad885c | 2011-11-21 13:51:57 +0000 | [diff] [blame] | 1346 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1347 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1348 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
erikcorry | 0ad885c | 2011-11-21 13:51:57 +0000 | [diff] [blame] | 1349 | |
| 1350 | CompileRun("document = { URL:\"abcdefgh\" };"); |
| 1351 | |
| 1352 | v8::Handle<v8::String> name(v8_str("leakz")); |
ulan@chromium.org | 09d7ab5 | 2013-02-25 15:50:35 +0000 | [diff] [blame] | 1353 | i::Isolate* isolate = i::Isolate::Current(); |
| 1354 | int count_before = i::HandleScope::NumberOfHandles(isolate); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1355 | heap_profiler->TakeHeapSnapshot(name); |
ulan@chromium.org | 09d7ab5 | 2013-02-25 15:50:35 +0000 | [diff] [blame] | 1356 | int count_after = i::HandleScope::NumberOfHandles(isolate); |
erikcorry | 0ad885c | 2011-11-21 13:51:57 +0000 | [diff] [blame] | 1357 | CHECK_EQ(count_before, count_after); |
| 1358 | } |
| 1359 | |
| 1360 | |
lrn@chromium.org | ac2828d | 2011-06-23 06:29:21 +0000 | [diff] [blame] | 1361 | TEST(NodesIteration) { |
lrn@chromium.org | ac2828d | 2011-06-23 06:29:21 +0000 | [diff] [blame] | 1362 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1363 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1364 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
lrn@chromium.org | ac2828d | 2011-06-23 06:29:21 +0000 | [diff] [blame] | 1365 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1366 | heap_profiler->TakeHeapSnapshot(v8_str("iteration")); |
lrn@chromium.org | ac2828d | 2011-06-23 06:29:21 +0000 | [diff] [blame] | 1367 | const v8::HeapGraphNode* global = GetGlobalObject(snapshot); |
| 1368 | CHECK_NE(NULL, global); |
| 1369 | // Verify that we can find this object by iteration. |
| 1370 | const int nodes_count = snapshot->GetNodesCount(); |
| 1371 | int count = 0; |
| 1372 | for (int i = 0; i < nodes_count; ++i) { |
| 1373 | if (snapshot->GetNode(i) == global) |
| 1374 | ++count; |
| 1375 | } |
| 1376 | CHECK_EQ(1, count); |
| 1377 | } |
ricow@chromium.org | ddd545c | 2011-08-24 12:02:41 +0000 | [diff] [blame] | 1378 | |
| 1379 | |
erik.corry@gmail.com | c3b670f | 2011-10-05 21:44:48 +0000 | [diff] [blame] | 1380 | TEST(GetHeapValue) { |
erik.corry@gmail.com | c3b670f | 2011-10-05 21:44:48 +0000 | [diff] [blame] | 1381 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1382 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1383 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
erik.corry@gmail.com | c3b670f | 2011-10-05 21:44:48 +0000 | [diff] [blame] | 1384 | |
| 1385 | CompileRun("a = { s_prop: \'value\', n_prop: 0.1 };"); |
| 1386 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1387 | heap_profiler->TakeHeapSnapshot(v8_str("value")); |
erik.corry@gmail.com | c3b670f | 2011-10-05 21:44:48 +0000 | [diff] [blame] | 1388 | const v8::HeapGraphNode* global = GetGlobalObject(snapshot); |
| 1389 | CHECK(global->GetHeapValue()->IsObject()); |
| 1390 | v8::Local<v8::Object> js_global = |
| 1391 | env->Global()->GetPrototype().As<v8::Object>(); |
| 1392 | CHECK(js_global == global->GetHeapValue()); |
| 1393 | const v8::HeapGraphNode* obj = GetProperty( |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 1394 | global, v8::HeapGraphEdge::kProperty, "a"); |
erik.corry@gmail.com | c3b670f | 2011-10-05 21:44:48 +0000 | [diff] [blame] | 1395 | CHECK(obj->GetHeapValue()->IsObject()); |
| 1396 | v8::Local<v8::Object> js_obj = js_global->Get(v8_str("a")).As<v8::Object>(); |
| 1397 | CHECK(js_obj == obj->GetHeapValue()); |
| 1398 | const v8::HeapGraphNode* s_prop = |
| 1399 | GetProperty(obj, v8::HeapGraphEdge::kProperty, "s_prop"); |
| 1400 | v8::Local<v8::String> js_s_prop = |
| 1401 | js_obj->Get(v8_str("s_prop")).As<v8::String>(); |
| 1402 | CHECK(js_s_prop == s_prop->GetHeapValue()); |
| 1403 | const v8::HeapGraphNode* n_prop = |
| 1404 | GetProperty(obj, v8::HeapGraphEdge::kProperty, "n_prop"); |
| 1405 | v8::Local<v8::Number> js_n_prop = |
| 1406 | js_obj->Get(v8_str("n_prop")).As<v8::Number>(); |
| 1407 | CHECK(js_n_prop == n_prop->GetHeapValue()); |
| 1408 | } |
| 1409 | |
| 1410 | |
| 1411 | TEST(GetHeapValueForDeletedObject) { |
erik.corry@gmail.com | c3b670f | 2011-10-05 21:44:48 +0000 | [diff] [blame] | 1412 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1413 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1414 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
erik.corry@gmail.com | c3b670f | 2011-10-05 21:44:48 +0000 | [diff] [blame] | 1415 | |
| 1416 | // It is impossible to delete a global property, so we are about to delete a |
| 1417 | // property of the "a" object. Also, the "p" object can't be an empty one |
| 1418 | // because the empty object is static and isn't actually deleted. |
| 1419 | CompileRun("a = { p: { r: {} } };"); |
| 1420 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1421 | heap_profiler->TakeHeapSnapshot(v8_str("snapshot")); |
erik.corry@gmail.com | c3b670f | 2011-10-05 21:44:48 +0000 | [diff] [blame] | 1422 | const v8::HeapGraphNode* global = GetGlobalObject(snapshot); |
| 1423 | const v8::HeapGraphNode* obj = GetProperty( |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 1424 | global, v8::HeapGraphEdge::kProperty, "a"); |
erik.corry@gmail.com | c3b670f | 2011-10-05 21:44:48 +0000 | [diff] [blame] | 1425 | const v8::HeapGraphNode* prop = GetProperty( |
| 1426 | obj, v8::HeapGraphEdge::kProperty, "p"); |
| 1427 | { |
| 1428 | // Perform the check inside a nested local scope to avoid creating a |
| 1429 | // reference to the object we are deleting. |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1430 | v8::HandleScope scope(env->GetIsolate()); |
erik.corry@gmail.com | c3b670f | 2011-10-05 21:44:48 +0000 | [diff] [blame] | 1431 | CHECK(prop->GetHeapValue()->IsObject()); |
| 1432 | } |
| 1433 | CompileRun("delete a.p;"); |
| 1434 | CHECK(prop->GetHeapValue()->IsUndefined()); |
| 1435 | } |
| 1436 | |
| 1437 | |
ricow@chromium.org | ddd545c | 2011-08-24 12:02:41 +0000 | [diff] [blame] | 1438 | static int StringCmp(const char* ref, i::String* act) { |
kmillikin@chromium.org | 83e1682 | 2011-09-13 08:21:47 +0000 | [diff] [blame] | 1439 | i::SmartArrayPointer<char> s_act = act->ToCString(); |
ricow@chromium.org | ddd545c | 2011-08-24 12:02:41 +0000 | [diff] [blame] | 1440 | int result = strcmp(ref, *s_act); |
| 1441 | if (result != 0) |
| 1442 | fprintf(stderr, "Expected: \"%s\", Actual: \"%s\"\n", ref, *s_act); |
| 1443 | return result; |
| 1444 | } |
| 1445 | |
| 1446 | |
| 1447 | TEST(GetConstructorName) { |
ricow@chromium.org | ddd545c | 2011-08-24 12:02:41 +0000 | [diff] [blame] | 1448 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1449 | v8::HandleScope scope(env->GetIsolate()); |
ricow@chromium.org | ddd545c | 2011-08-24 12:02:41 +0000 | [diff] [blame] | 1450 | |
| 1451 | CompileRun( |
| 1452 | "function Constructor1() {};\n" |
| 1453 | "var obj1 = new Constructor1();\n" |
| 1454 | "var Constructor2 = function() {};\n" |
| 1455 | "var obj2 = new Constructor2();\n" |
| 1456 | "var obj3 = {};\n" |
| 1457 | "obj3.constructor = function Constructor3() {};\n" |
| 1458 | "var obj4 = {};\n" |
| 1459 | "// Slow properties\n" |
| 1460 | "for (var i=0; i<2000; ++i) obj4[\"p\" + i] = i;\n" |
| 1461 | "obj4.constructor = function Constructor4() {};\n" |
| 1462 | "var obj5 = {};\n" |
| 1463 | "var obj6 = {};\n" |
| 1464 | "obj6.constructor = 6;"); |
| 1465 | v8::Local<v8::Object> js_global = |
| 1466 | env->Global()->GetPrototype().As<v8::Object>(); |
| 1467 | v8::Local<v8::Object> obj1 = js_global->Get(v8_str("obj1")).As<v8::Object>(); |
| 1468 | i::Handle<i::JSObject> js_obj1 = v8::Utils::OpenHandle(*obj1); |
| 1469 | CHECK_EQ(0, StringCmp( |
| 1470 | "Constructor1", i::V8HeapExplorer::GetConstructorName(*js_obj1))); |
| 1471 | v8::Local<v8::Object> obj2 = js_global->Get(v8_str("obj2")).As<v8::Object>(); |
| 1472 | i::Handle<i::JSObject> js_obj2 = v8::Utils::OpenHandle(*obj2); |
| 1473 | CHECK_EQ(0, StringCmp( |
| 1474 | "Constructor2", i::V8HeapExplorer::GetConstructorName(*js_obj2))); |
| 1475 | v8::Local<v8::Object> obj3 = js_global->Get(v8_str("obj3")).As<v8::Object>(); |
| 1476 | i::Handle<i::JSObject> js_obj3 = v8::Utils::OpenHandle(*obj3); |
| 1477 | CHECK_EQ(0, StringCmp( |
| 1478 | "Constructor3", i::V8HeapExplorer::GetConstructorName(*js_obj3))); |
| 1479 | v8::Local<v8::Object> obj4 = js_global->Get(v8_str("obj4")).As<v8::Object>(); |
| 1480 | i::Handle<i::JSObject> js_obj4 = v8::Utils::OpenHandle(*obj4); |
| 1481 | CHECK_EQ(0, StringCmp( |
| 1482 | "Constructor4", i::V8HeapExplorer::GetConstructorName(*js_obj4))); |
| 1483 | v8::Local<v8::Object> obj5 = js_global->Get(v8_str("obj5")).As<v8::Object>(); |
| 1484 | i::Handle<i::JSObject> js_obj5 = v8::Utils::OpenHandle(*obj5); |
| 1485 | CHECK_EQ(0, StringCmp( |
| 1486 | "Object", i::V8HeapExplorer::GetConstructorName(*js_obj5))); |
| 1487 | v8::Local<v8::Object> obj6 = js_global->Get(v8_str("obj6")).As<v8::Object>(); |
| 1488 | i::Handle<i::JSObject> js_obj6 = v8::Utils::OpenHandle(*obj6); |
| 1489 | CHECK_EQ(0, StringCmp( |
| 1490 | "Object", i::V8HeapExplorer::GetConstructorName(*js_obj6))); |
| 1491 | } |
jkummerow@chromium.org | 04e4f1e | 2011-11-14 13:36:17 +0000 | [diff] [blame] | 1492 | |
erikcorry | 0ad885c | 2011-11-21 13:51:57 +0000 | [diff] [blame] | 1493 | |
jkummerow@chromium.org | 04e4f1e | 2011-11-14 13:36:17 +0000 | [diff] [blame] | 1494 | TEST(FastCaseGetter) { |
jkummerow@chromium.org | 04e4f1e | 2011-11-14 13:36:17 +0000 | [diff] [blame] | 1495 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1496 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1497 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
jkummerow@chromium.org | 04e4f1e | 2011-11-14 13:36:17 +0000 | [diff] [blame] | 1498 | |
| 1499 | CompileRun("var obj1 = {};\n" |
| 1500 | "obj1.__defineGetter__('propWithGetter', function Y() {\n" |
| 1501 | " return 42;\n" |
| 1502 | "});\n" |
| 1503 | "obj1.__defineSetter__('propWithSetter', function Z(value) {\n" |
| 1504 | " return this.value_ = value;\n" |
| 1505 | "});\n"); |
| 1506 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1507 | heap_profiler->TakeHeapSnapshot(v8_str("fastCaseGetter")); |
jkummerow@chromium.org | 04e4f1e | 2011-11-14 13:36:17 +0000 | [diff] [blame] | 1508 | |
| 1509 | const v8::HeapGraphNode* global = GetGlobalObject(snapshot); |
| 1510 | CHECK_NE(NULL, global); |
| 1511 | const v8::HeapGraphNode* obj1 = |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 1512 | GetProperty(global, v8::HeapGraphEdge::kProperty, "obj1"); |
jkummerow@chromium.org | 04e4f1e | 2011-11-14 13:36:17 +0000 | [diff] [blame] | 1513 | CHECK_NE(NULL, obj1); |
| 1514 | const v8::HeapGraphNode* getterFunction = |
| 1515 | GetProperty(obj1, v8::HeapGraphEdge::kProperty, "get-propWithGetter"); |
| 1516 | CHECK_NE(NULL, getterFunction); |
| 1517 | const v8::HeapGraphNode* setterFunction = |
| 1518 | GetProperty(obj1, v8::HeapGraphEdge::kProperty, "set-propWithSetter"); |
| 1519 | CHECK_NE(NULL, setterFunction); |
| 1520 | } |
ricow@chromium.org | 64e3a4b | 2011-12-13 08:07:27 +0000 | [diff] [blame] | 1521 | |
mstarzinger@chromium.org | c6d9cee | 2012-07-03 10:03:19 +0000 | [diff] [blame] | 1522 | TEST(HiddenPropertiesFastCase) { |
mstarzinger@chromium.org | c6d9cee | 2012-07-03 10:03:19 +0000 | [diff] [blame] | 1523 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1524 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1525 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
mstarzinger@chromium.org | c6d9cee | 2012-07-03 10:03:19 +0000 | [diff] [blame] | 1526 | |
| 1527 | CompileRun( |
| 1528 | "function C(x) { this.a = this; this.b = x; }\n" |
| 1529 | "c = new C(2012);\n"); |
| 1530 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1531 | heap_profiler->TakeHeapSnapshot(v8_str("HiddenPropertiesFastCase1")); |
mstarzinger@chromium.org | c6d9cee | 2012-07-03 10:03:19 +0000 | [diff] [blame] | 1532 | const v8::HeapGraphNode* global = GetGlobalObject(snapshot); |
| 1533 | const v8::HeapGraphNode* c = |
| 1534 | GetProperty(global, v8::HeapGraphEdge::kProperty, "c"); |
| 1535 | CHECK_NE(NULL, c); |
| 1536 | const v8::HeapGraphNode* hidden_props = |
| 1537 | GetProperty(c, v8::HeapGraphEdge::kInternal, "hidden_properties"); |
| 1538 | CHECK_EQ(NULL, hidden_props); |
| 1539 | |
| 1540 | v8::Handle<v8::Value> cHandle = env->Global()->Get(v8::String::New("c")); |
| 1541 | CHECK(!cHandle.IsEmpty() && cHandle->IsObject()); |
jkummerow@chromium.org | 000f7fb | 2012-08-01 11:14:42 +0000 | [diff] [blame] | 1542 | cHandle->ToObject()->SetHiddenValue(v8_str("key"), v8_str("val")); |
mstarzinger@chromium.org | c6d9cee | 2012-07-03 10:03:19 +0000 | [diff] [blame] | 1543 | |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1544 | snapshot = heap_profiler->TakeHeapSnapshot( |
mstarzinger@chromium.org | c6d9cee | 2012-07-03 10:03:19 +0000 | [diff] [blame] | 1545 | v8_str("HiddenPropertiesFastCase2")); |
| 1546 | global = GetGlobalObject(snapshot); |
| 1547 | c = GetProperty(global, v8::HeapGraphEdge::kProperty, "c"); |
| 1548 | CHECK_NE(NULL, c); |
| 1549 | hidden_props = GetProperty(c, v8::HeapGraphEdge::kInternal, |
| 1550 | "hidden_properties"); |
| 1551 | CHECK_NE(NULL, hidden_props); |
| 1552 | } |
ricow@chromium.org | 64e3a4b | 2011-12-13 08:07:27 +0000 | [diff] [blame] | 1553 | |
| 1554 | bool HasWeakEdge(const v8::HeapGraphNode* node) { |
| 1555 | for (int i = 0; i < node->GetChildrenCount(); ++i) { |
| 1556 | const v8::HeapGraphEdge* handle_edge = node->GetChild(i); |
| 1557 | if (handle_edge->GetType() == v8::HeapGraphEdge::kWeak) return true; |
| 1558 | } |
| 1559 | return false; |
| 1560 | } |
| 1561 | |
| 1562 | |
| 1563 | bool HasWeakGlobalHandle() { |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1564 | v8::Isolate* isolate = v8::Isolate::GetCurrent(); |
| 1565 | v8::HeapProfiler* heap_profiler = isolate->GetHeapProfiler(); |
ricow@chromium.org | 64e3a4b | 2011-12-13 08:07:27 +0000 | [diff] [blame] | 1566 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1567 | heap_profiler->TakeHeapSnapshot(v8_str("weaks")); |
ricow@chromium.org | 64e3a4b | 2011-12-13 08:07:27 +0000 | [diff] [blame] | 1568 | const v8::HeapGraphNode* gc_roots = GetNode( |
| 1569 | snapshot->GetRoot(), v8::HeapGraphNode::kObject, "(GC roots)"); |
| 1570 | CHECK_NE(NULL, gc_roots); |
| 1571 | const v8::HeapGraphNode* global_handles = GetNode( |
| 1572 | gc_roots, v8::HeapGraphNode::kObject, "(Global handles)"); |
| 1573 | CHECK_NE(NULL, global_handles); |
| 1574 | return HasWeakEdge(global_handles); |
| 1575 | } |
| 1576 | |
| 1577 | |
mvstanton@chromium.org | d16d853 | 2013-01-25 13:29:10 +0000 | [diff] [blame] | 1578 | static void PersistentHandleCallback(v8::Isolate* isolate, |
| 1579 | v8::Persistent<v8::Value> handle, |
| 1580 | void*) { |
| 1581 | handle.Dispose(isolate); |
ricow@chromium.org | 64e3a4b | 2011-12-13 08:07:27 +0000 | [diff] [blame] | 1582 | } |
| 1583 | |
| 1584 | |
| 1585 | TEST(WeakGlobalHandle) { |
ricow@chromium.org | 64e3a4b | 2011-12-13 08:07:27 +0000 | [diff] [blame] | 1586 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1587 | v8::HandleScope scope(env->GetIsolate()); |
ricow@chromium.org | 64e3a4b | 2011-12-13 08:07:27 +0000 | [diff] [blame] | 1588 | |
| 1589 | CHECK(!HasWeakGlobalHandle()); |
| 1590 | |
| 1591 | v8::Persistent<v8::Object> handle = |
mvstanton@chromium.org | d16d853 | 2013-01-25 13:29:10 +0000 | [diff] [blame] | 1592 | v8::Persistent<v8::Object>::New(env->GetIsolate(), v8::Object::New()); |
| 1593 | handle.MakeWeak(env->GetIsolate(), NULL, PersistentHandleCallback); |
ricow@chromium.org | 64e3a4b | 2011-12-13 08:07:27 +0000 | [diff] [blame] | 1594 | |
| 1595 | CHECK(HasWeakGlobalHandle()); |
| 1596 | } |
| 1597 | |
| 1598 | |
yangguo@chromium.org | 46839fb | 2012-08-28 09:06:19 +0000 | [diff] [blame] | 1599 | TEST(WeakNativeContextRefs) { |
ricow@chromium.org | 64e3a4b | 2011-12-13 08:07:27 +0000 | [diff] [blame] | 1600 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1601 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1602 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
ricow@chromium.org | 64e3a4b | 2011-12-13 08:07:27 +0000 | [diff] [blame] | 1603 | |
| 1604 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1605 | heap_profiler->TakeHeapSnapshot(v8_str("weaks")); |
ricow@chromium.org | 64e3a4b | 2011-12-13 08:07:27 +0000 | [diff] [blame] | 1606 | const v8::HeapGraphNode* gc_roots = GetNode( |
| 1607 | snapshot->GetRoot(), v8::HeapGraphNode::kObject, "(GC roots)"); |
| 1608 | CHECK_NE(NULL, gc_roots); |
| 1609 | const v8::HeapGraphNode* global_handles = GetNode( |
| 1610 | gc_roots, v8::HeapGraphNode::kObject, "(Global handles)"); |
| 1611 | CHECK_NE(NULL, global_handles); |
yangguo@chromium.org | 46839fb | 2012-08-28 09:06:19 +0000 | [diff] [blame] | 1612 | const v8::HeapGraphNode* native_context = GetNode( |
| 1613 | global_handles, v8::HeapGraphNode::kHidden, "system / NativeContext"); |
| 1614 | CHECK_NE(NULL, native_context); |
| 1615 | CHECK(HasWeakEdge(native_context)); |
ricow@chromium.org | 64e3a4b | 2011-12-13 08:07:27 +0000 | [diff] [blame] | 1616 | } |
| 1617 | |
| 1618 | |
| 1619 | TEST(SfiAndJsFunctionWeakRefs) { |
ricow@chromium.org | 64e3a4b | 2011-12-13 08:07:27 +0000 | [diff] [blame] | 1620 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1621 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1622 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
ricow@chromium.org | 64e3a4b | 2011-12-13 08:07:27 +0000 | [diff] [blame] | 1623 | |
| 1624 | CompileRun( |
| 1625 | "fun = (function (x) { return function () { return x + 1; } })(1);"); |
| 1626 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1627 | heap_profiler->TakeHeapSnapshot(v8_str("fun")); |
ricow@chromium.org | 64e3a4b | 2011-12-13 08:07:27 +0000 | [diff] [blame] | 1628 | const v8::HeapGraphNode* global = GetGlobalObject(snapshot); |
| 1629 | CHECK_NE(NULL, global); |
| 1630 | const v8::HeapGraphNode* fun = |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 1631 | GetProperty(global, v8::HeapGraphEdge::kProperty, "fun"); |
ricow@chromium.org | 64e3a4b | 2011-12-13 08:07:27 +0000 | [diff] [blame] | 1632 | CHECK(HasWeakEdge(fun)); |
| 1633 | const v8::HeapGraphNode* shared = |
| 1634 | GetProperty(fun, v8::HeapGraphEdge::kInternal, "shared"); |
| 1635 | CHECK(HasWeakEdge(shared)); |
| 1636 | } |
erik.corry@gmail.com | bbceb57 | 2012-03-09 10:52:05 +0000 | [diff] [blame] | 1637 | |
| 1638 | |
yangguo@chromium.org | 99aa490 | 2012-07-06 16:21:55 +0000 | [diff] [blame] | 1639 | #ifdef ENABLE_DEBUGGER_SUPPORT |
svenpanne@chromium.org | fb04633 | 2012-04-19 12:02:44 +0000 | [diff] [blame] | 1640 | TEST(NoDebugObjectInSnapshot) { |
svenpanne@chromium.org | fb04633 | 2012-04-19 12:02:44 +0000 | [diff] [blame] | 1641 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1642 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1643 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
svenpanne@chromium.org | fb04633 | 2012-04-19 12:02:44 +0000 | [diff] [blame] | 1644 | |
| 1645 | v8::internal::Isolate::Current()->debug()->Load(); |
| 1646 | CompileRun("foo = {};"); |
| 1647 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1648 | heap_profiler->TakeHeapSnapshot(v8_str("snapshot")); |
svenpanne@chromium.org | fb04633 | 2012-04-19 12:02:44 +0000 | [diff] [blame] | 1649 | const v8::HeapGraphNode* root = snapshot->GetRoot(); |
| 1650 | int globals_count = 0; |
| 1651 | for (int i = 0; i < root->GetChildrenCount(); ++i) { |
| 1652 | const v8::HeapGraphEdge* edge = root->GetChild(i); |
| 1653 | if (edge->GetType() == v8::HeapGraphEdge::kShortcut) { |
| 1654 | ++globals_count; |
| 1655 | const v8::HeapGraphNode* global = edge->GetToNode(); |
| 1656 | const v8::HeapGraphNode* foo = |
| 1657 | GetProperty(global, v8::HeapGraphEdge::kProperty, "foo"); |
| 1658 | CHECK_NE(NULL, foo); |
| 1659 | } |
| 1660 | } |
| 1661 | CHECK_EQ(1, globals_count); |
| 1662 | } |
yangguo@chromium.org | 99aa490 | 2012-07-06 16:21:55 +0000 | [diff] [blame] | 1663 | #endif // ENABLE_DEBUGGER_SUPPORT |
svenpanne@chromium.org | fb04633 | 2012-04-19 12:02:44 +0000 | [diff] [blame] | 1664 | |
| 1665 | |
mstarzinger@chromium.org | 88d326b | 2012-04-23 12:57:22 +0000 | [diff] [blame] | 1666 | TEST(AllStrongGcRootsHaveNames) { |
mstarzinger@chromium.org | 88d326b | 2012-04-23 12:57:22 +0000 | [diff] [blame] | 1667 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1668 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1669 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
mstarzinger@chromium.org | 88d326b | 2012-04-23 12:57:22 +0000 | [diff] [blame] | 1670 | |
| 1671 | CompileRun("foo = {};"); |
| 1672 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1673 | heap_profiler->TakeHeapSnapshot(v8_str("snapshot")); |
mstarzinger@chromium.org | 88d326b | 2012-04-23 12:57:22 +0000 | [diff] [blame] | 1674 | const v8::HeapGraphNode* gc_roots = GetNode( |
| 1675 | snapshot->GetRoot(), v8::HeapGraphNode::kObject, "(GC roots)"); |
| 1676 | CHECK_NE(NULL, gc_roots); |
| 1677 | const v8::HeapGraphNode* strong_roots = GetNode( |
| 1678 | gc_roots, v8::HeapGraphNode::kObject, "(Strong roots)"); |
| 1679 | CHECK_NE(NULL, strong_roots); |
| 1680 | for (int i = 0; i < strong_roots->GetChildrenCount(); ++i) { |
| 1681 | const v8::HeapGraphEdge* edge = strong_roots->GetChild(i); |
| 1682 | CHECK_EQ(v8::HeapGraphEdge::kInternal, edge->GetType()); |
| 1683 | v8::String::AsciiValue name(edge->GetName()); |
| 1684 | CHECK(isalpha(**name)); |
| 1685 | } |
| 1686 | } |
| 1687 | |
| 1688 | |
| 1689 | TEST(NoRefsToNonEssentialEntries) { |
mstarzinger@chromium.org | 88d326b | 2012-04-23 12:57:22 +0000 | [diff] [blame] | 1690 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1691 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1692 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
mstarzinger@chromium.org | 88d326b | 2012-04-23 12:57:22 +0000 | [diff] [blame] | 1693 | CompileRun("global_object = {};\n"); |
| 1694 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1695 | heap_profiler->TakeHeapSnapshot(v8_str("snapshot")); |
mstarzinger@chromium.org | 88d326b | 2012-04-23 12:57:22 +0000 | [diff] [blame] | 1696 | const v8::HeapGraphNode* global = GetGlobalObject(snapshot); |
| 1697 | const v8::HeapGraphNode* global_object = |
| 1698 | GetProperty(global, v8::HeapGraphEdge::kProperty, "global_object"); |
| 1699 | CHECK_NE(NULL, global_object); |
| 1700 | const v8::HeapGraphNode* properties = |
| 1701 | GetProperty(global_object, v8::HeapGraphEdge::kInternal, "properties"); |
| 1702 | CHECK_EQ(NULL, properties); |
| 1703 | const v8::HeapGraphNode* elements = |
| 1704 | GetProperty(global_object, v8::HeapGraphEdge::kInternal, "elements"); |
| 1705 | CHECK_EQ(NULL, elements); |
| 1706 | } |
verwaest@chromium.org | de64f72 | 2012-08-16 15:44:54 +0000 | [diff] [blame] | 1707 | |
| 1708 | |
| 1709 | TEST(MapHasDescriptorsAndTransitions) { |
verwaest@chromium.org | de64f72 | 2012-08-16 15:44:54 +0000 | [diff] [blame] | 1710 | LocalContext env; |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1711 | v8::HandleScope scope(env->GetIsolate()); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1712 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
verwaest@chromium.org | de64f72 | 2012-08-16 15:44:54 +0000 | [diff] [blame] | 1713 | CompileRun("obj = { a: 10 };\n"); |
| 1714 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1715 | heap_profiler->TakeHeapSnapshot(v8_str("snapshot")); |
verwaest@chromium.org | de64f72 | 2012-08-16 15:44:54 +0000 | [diff] [blame] | 1716 | const v8::HeapGraphNode* global = GetGlobalObject(snapshot); |
| 1717 | const v8::HeapGraphNode* global_object = |
| 1718 | GetProperty(global, v8::HeapGraphEdge::kProperty, "obj"); |
| 1719 | CHECK_NE(NULL, global_object); |
verwaest@chromium.org | 06ab2ec | 2012-10-09 17:00:13 +0000 | [diff] [blame] | 1720 | |
verwaest@chromium.org | de64f72 | 2012-08-16 15:44:54 +0000 | [diff] [blame] | 1721 | const v8::HeapGraphNode* map = |
| 1722 | GetProperty(global_object, v8::HeapGraphEdge::kInternal, "map"); |
| 1723 | CHECK_NE(NULL, map); |
verwaest@chromium.org | 06ab2ec | 2012-10-09 17:00:13 +0000 | [diff] [blame] | 1724 | const v8::HeapGraphNode* own_descriptors = GetProperty( |
| 1725 | map, v8::HeapGraphEdge::kInternal, "descriptors"); |
rossberg@chromium.org | 89e18f5 | 2012-10-22 13:09:53 +0000 | [diff] [blame] | 1726 | CHECK_NE(NULL, own_descriptors); |
verwaest@chromium.org | 06ab2ec | 2012-10-09 17:00:13 +0000 | [diff] [blame] | 1727 | const v8::HeapGraphNode* own_transitions = GetProperty( |
| 1728 | map, v8::HeapGraphEdge::kInternal, "transitions"); |
| 1729 | CHECK_EQ(NULL, own_transitions); |
verwaest@chromium.org | de64f72 | 2012-08-16 15:44:54 +0000 | [diff] [blame] | 1730 | } |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1731 | |
| 1732 | |
| 1733 | TEST(ManyLocalsInSharedContext) { |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1734 | LocalContext env; |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1735 | v8::HandleScope scope(env->GetIsolate()); |
| 1736 | v8::HeapProfiler* heap_profiler = env->GetIsolate()->GetHeapProfiler(); |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1737 | int num_objects = 6000; |
| 1738 | CompileRun( |
| 1739 | "var n = 6000;" |
| 1740 | "var result = [];" |
| 1741 | "result.push('(function outer() {');" |
| 1742 | "for (var i = 0; i < n; i++) {" |
| 1743 | " var f = 'function f_' + i + '() { ';" |
| 1744 | " if (i > 0)" |
| 1745 | " f += 'f_' + (i - 1) + '();';" |
| 1746 | " f += ' }';" |
| 1747 | " result.push(f);" |
| 1748 | "}" |
| 1749 | "result.push('return f_' + (n - 1) + ';');" |
| 1750 | "result.push('})()');" |
| 1751 | "var ok = eval(result.join('\\n'));"); |
| 1752 | const v8::HeapSnapshot* snapshot = |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 1753 | heap_profiler->TakeHeapSnapshot(v8_str("snapshot")); |
svenpanne@chromium.org | 2bda543 | 2013-03-15 12:39:50 +0000 | [diff] [blame] | 1754 | const v8::HeapGraphNode* global = GetGlobalObject(snapshot); |
| 1755 | CHECK_NE(NULL, global); |
| 1756 | const v8::HeapGraphNode* ok_object = |
| 1757 | GetProperty(global, v8::HeapGraphEdge::kProperty, "ok"); |
| 1758 | CHECK_NE(NULL, ok_object); |
| 1759 | const v8::HeapGraphNode* context_object = |
| 1760 | GetProperty(ok_object, v8::HeapGraphEdge::kInternal, "context"); |
| 1761 | CHECK_NE(NULL, context_object); |
| 1762 | // Check the objects are not duplicated in the context. |
| 1763 | CHECK_EQ(v8::internal::Context::MIN_CONTEXT_SLOTS + num_objects - 1, |
| 1764 | context_object->GetChildrenCount()); |
| 1765 | // Check all the objects have got their names. |
| 1766 | // ... well check just every 8th because otherwise it's too slow in debug. |
| 1767 | for (int i = 0; i < num_objects - 1; i += 8) { |
| 1768 | i::EmbeddedVector<char, 100> var_name; |
| 1769 | i::OS::SNPrintF(var_name, "f_%d", i); |
| 1770 | const v8::HeapGraphNode* f_object = GetProperty( |
| 1771 | context_object, v8::HeapGraphEdge::kContextVariable, var_name.start()); |
| 1772 | CHECK_NE(NULL, f_object); |
| 1773 | } |
| 1774 | } |