Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1 | // Copyright 2007-2008 the V8 project authors. All rights reserved. |
| 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. |
| 27 | |
| 28 | #include <stdlib.h> |
| 29 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 30 | #include "src/v8.h" |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 31 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 32 | #include "src/heap/heap.h" |
| 33 | #include "test/cctest/cctest.h" |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 34 | |
| 35 | using namespace v8; |
| 36 | |
| 37 | |
| 38 | enum Expectations { |
| 39 | EXPECT_RESULT, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 40 | EXPECT_EXCEPTION, |
| 41 | EXPECT_ERROR |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 42 | }; |
| 43 | |
| 44 | |
| 45 | // A DeclarationContext holds a reference to a v8::Context and keeps |
| 46 | // track of various declaration related counters to make it easier to |
| 47 | // track if global declarations in the presence of interceptors behave |
| 48 | // the right way. |
| 49 | class DeclarationContext { |
| 50 | public: |
| 51 | DeclarationContext(); |
| 52 | |
| 53 | virtual ~DeclarationContext() { |
| 54 | if (is_initialized_) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 55 | Isolate* isolate = CcTest::isolate(); |
| 56 | HandleScope scope(isolate); |
| 57 | Local<Context> context = Local<Context>::New(isolate, context_); |
| 58 | context->Exit(); |
| 59 | context_.Reset(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 60 | } |
| 61 | } |
| 62 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 63 | void Check(const char* source, int get, int set, int has, |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 64 | Expectations expectations, |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 65 | v8::Local<Value> value = Local<Value>()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 66 | |
| 67 | int get_count() const { return get_count_; } |
| 68 | int set_count() const { return set_count_; } |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 69 | int query_count() const { return query_count_; } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 70 | |
| 71 | protected: |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 72 | virtual v8::Local<Value> Get(Local<Name> key); |
| 73 | virtual v8::Local<Value> Set(Local<Name> key, Local<Value> value); |
| 74 | virtual v8::Local<Integer> Query(Local<Name> key); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 75 | |
| 76 | void InitializeIfNeeded(); |
| 77 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 78 | // Perform optional initialization steps on the context after it has |
| 79 | // been created. Defaults to none but may be overwritten. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 80 | virtual void PostInitializeContext(Local<Context> context) {} |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 81 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 82 | // Get the holder for the interceptor. Default to the instance template |
| 83 | // but may be overwritten. |
| 84 | virtual Local<ObjectTemplate> GetHolder(Local<FunctionTemplate> function) { |
| 85 | return function->InstanceTemplate(); |
| 86 | } |
| 87 | |
| 88 | // The handlers are called as static functions that forward |
| 89 | // to the instance specific virtual methods. |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 90 | static void HandleGet(Local<Name> key, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 91 | const v8::PropertyCallbackInfo<v8::Value>& info); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 92 | static void HandleSet(Local<Name> key, Local<Value> value, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 93 | const v8::PropertyCallbackInfo<v8::Value>& info); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 94 | static void HandleQuery(Local<Name> key, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 95 | const v8::PropertyCallbackInfo<v8::Integer>& info); |
| 96 | |
| 97 | v8::Isolate* isolate() const { return CcTest::isolate(); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 98 | |
| 99 | private: |
| 100 | bool is_initialized_; |
| 101 | Persistent<Context> context_; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 102 | |
| 103 | int get_count_; |
| 104 | int set_count_; |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 105 | int query_count_; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 106 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 107 | static DeclarationContext* GetInstance(Local<Value> data); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 108 | }; |
| 109 | |
| 110 | |
| 111 | DeclarationContext::DeclarationContext() |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 112 | : is_initialized_(false), get_count_(0), set_count_(0), query_count_(0) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 113 | // Do nothing. |
| 114 | } |
| 115 | |
| 116 | |
| 117 | void DeclarationContext::InitializeIfNeeded() { |
| 118 | if (is_initialized_) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 119 | Isolate* isolate = CcTest::isolate(); |
| 120 | HandleScope scope(isolate); |
| 121 | Local<FunctionTemplate> function = FunctionTemplate::New(isolate); |
| 122 | Local<Value> data = External::New(CcTest::isolate(), this); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 123 | GetHolder(function)->SetHandler(v8::NamedPropertyHandlerConfiguration( |
| 124 | &HandleGet, &HandleSet, &HandleQuery, 0, 0, data)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 125 | Local<Context> context = Context::New(isolate, |
| 126 | 0, |
| 127 | function->InstanceTemplate(), |
| 128 | Local<Value>()); |
| 129 | context_.Reset(isolate, context); |
| 130 | context->Enter(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 131 | is_initialized_ = true; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 132 | // Reset counts. Bootstrapping might have called into the interceptor. |
| 133 | get_count_ = 0; |
| 134 | set_count_ = 0; |
| 135 | query_count_ = 0; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 136 | PostInitializeContext(context); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 137 | } |
| 138 | |
| 139 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 140 | void DeclarationContext::Check(const char* source, int get, int set, int query, |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 141 | Expectations expectations, |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 142 | v8::Local<Value> value) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 143 | InitializeIfNeeded(); |
| 144 | // A retry after a GC may pollute the counts, so perform gc now |
| 145 | // to avoid that. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 146 | CcTest::heap()->CollectGarbage(v8::internal::NEW_SPACE); |
| 147 | HandleScope scope(CcTest::isolate()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 148 | TryCatch catcher(CcTest::isolate()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 149 | catcher.SetVerbose(true); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 150 | Local<Context> context = CcTest::isolate()->GetCurrentContext(); |
| 151 | MaybeLocal<Script> script = Script::Compile( |
| 152 | context, |
| 153 | String::NewFromUtf8(CcTest::isolate(), source, v8::NewStringType::kNormal) |
| 154 | .ToLocalChecked()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 155 | if (expectations == EXPECT_ERROR) { |
| 156 | CHECK(script.IsEmpty()); |
| 157 | return; |
| 158 | } |
| 159 | CHECK(!script.IsEmpty()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 160 | MaybeLocal<Value> result = script.ToLocalChecked()->Run(context); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 161 | CHECK_EQ(get, get_count()); |
| 162 | CHECK_EQ(set, set_count()); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 163 | CHECK_EQ(query, query_count()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 164 | if (expectations == EXPECT_RESULT) { |
| 165 | CHECK(!catcher.HasCaught()); |
| 166 | if (!value.IsEmpty()) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 167 | CHECK(value->Equals(context, result.ToLocalChecked()).FromJust()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 168 | } |
| 169 | } else { |
| 170 | CHECK(expectations == EXPECT_EXCEPTION); |
| 171 | CHECK(catcher.HasCaught()); |
| 172 | if (!value.IsEmpty()) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 173 | CHECK(value->Equals(context, catcher.Exception()).FromJust()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 174 | } |
| 175 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 176 | // Clean slate for the next test. |
| 177 | CcTest::heap()->CollectAllAvailableGarbage(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 178 | } |
| 179 | |
| 180 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 181 | void DeclarationContext::HandleGet( |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 182 | Local<Name> key, const v8::PropertyCallbackInfo<v8::Value>& info) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 183 | DeclarationContext* context = GetInstance(info.Data()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 184 | context->get_count_++; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 185 | info.GetReturnValue().Set(context->Get(key)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 186 | } |
| 187 | |
| 188 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 189 | void DeclarationContext::HandleSet( |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 190 | Local<Name> key, Local<Value> value, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 191 | const v8::PropertyCallbackInfo<v8::Value>& info) { |
| 192 | DeclarationContext* context = GetInstance(info.Data()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 193 | context->set_count_++; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 194 | info.GetReturnValue().Set(context->Set(key, value)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 195 | } |
| 196 | |
| 197 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 198 | void DeclarationContext::HandleQuery( |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 199 | Local<Name> key, const v8::PropertyCallbackInfo<v8::Integer>& info) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 200 | DeclarationContext* context = GetInstance(info.Data()); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 201 | context->query_count_++; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 202 | info.GetReturnValue().Set(context->Query(key)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 203 | } |
| 204 | |
| 205 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 206 | DeclarationContext* DeclarationContext::GetInstance(Local<Value> data) { |
| 207 | void* value = Local<External>::Cast(data)->Value(); |
| 208 | return static_cast<DeclarationContext*>(value); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 209 | } |
| 210 | |
| 211 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 212 | v8::Local<Value> DeclarationContext::Get(Local<Name> key) { |
| 213 | return v8::Local<Value>(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 214 | } |
| 215 | |
| 216 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 217 | v8::Local<Value> DeclarationContext::Set(Local<Name> key, Local<Value> value) { |
| 218 | return v8::Local<Value>(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 219 | } |
| 220 | |
| 221 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 222 | v8::Local<Integer> DeclarationContext::Query(Local<Name> key) { |
| 223 | return v8::Local<Integer>(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 224 | } |
| 225 | |
| 226 | |
| 227 | // Test global declaration of a property the interceptor doesn't know |
| 228 | // about and doesn't handle. |
| 229 | TEST(Unknown) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 230 | HandleScope scope(CcTest::isolate()); |
| 231 | v8::V8::Initialize(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 232 | |
| 233 | { DeclarationContext context; |
| 234 | context.Check("var x; x", |
| 235 | 1, // access |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 236 | 0, 0, EXPECT_RESULT, Undefined(CcTest::isolate())); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 237 | } |
| 238 | |
| 239 | { DeclarationContext context; |
| 240 | context.Check("var x = 0; x", |
| 241 | 1, // access |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 242 | 1, // initialization |
| 243 | 0, EXPECT_RESULT, Number::New(CcTest::isolate(), 0)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 244 | } |
| 245 | |
| 246 | { DeclarationContext context; |
| 247 | context.Check("function x() { }; x", |
| 248 | 1, // access |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 249 | 0, |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 250 | 0, |
| 251 | EXPECT_RESULT); |
| 252 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 253 | } |
| 254 | |
| 255 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 256 | class AbsentPropertyContext: public DeclarationContext { |
| 257 | protected: |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 258 | virtual v8::Local<Integer> Query(Local<Name> key) { |
| 259 | return v8::Local<Integer>(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 260 | } |
| 261 | }; |
| 262 | |
| 263 | |
| 264 | TEST(Absent) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 265 | v8::Isolate* isolate = CcTest::isolate(); |
| 266 | v8::V8::Initialize(); |
| 267 | HandleScope scope(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 268 | |
| 269 | { AbsentPropertyContext context; |
| 270 | context.Check("var x; x", |
| 271 | 1, // access |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 272 | 0, 0, EXPECT_RESULT, Undefined(isolate)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 273 | } |
| 274 | |
| 275 | { AbsentPropertyContext context; |
| 276 | context.Check("var x = 0; x", |
| 277 | 1, // access |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 278 | 1, // initialization |
| 279 | 0, EXPECT_RESULT, Number::New(isolate, 0)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 280 | } |
| 281 | |
| 282 | { AbsentPropertyContext context; |
| 283 | context.Check("function x() { }; x", |
| 284 | 1, // access |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 285 | 0, |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 286 | 0, |
| 287 | EXPECT_RESULT); |
| 288 | } |
| 289 | |
| 290 | { AbsentPropertyContext context; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 291 | context.Check("if (false) { var x = 0 }; x", |
| 292 | 1, // access |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 293 | 0, 0, EXPECT_RESULT, Undefined(isolate)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 294 | } |
| 295 | } |
| 296 | |
| 297 | |
| 298 | |
| 299 | class AppearingPropertyContext: public DeclarationContext { |
| 300 | public: |
| 301 | enum State { |
| 302 | DECLARE, |
| 303 | INITIALIZE_IF_ASSIGN, |
| 304 | UNKNOWN |
| 305 | }; |
| 306 | |
| 307 | AppearingPropertyContext() : state_(DECLARE) { } |
| 308 | |
| 309 | protected: |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 310 | virtual v8::Local<Integer> Query(Local<Name> key) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 311 | switch (state_) { |
| 312 | case DECLARE: |
| 313 | // Force declaration by returning that the |
| 314 | // property is absent. |
| 315 | state_ = INITIALIZE_IF_ASSIGN; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 316 | return Local<Integer>(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 317 | case INITIALIZE_IF_ASSIGN: |
| 318 | // Return that the property is present so we only get the |
| 319 | // setter called when initializing with a value. |
| 320 | state_ = UNKNOWN; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 321 | return Integer::New(isolate(), v8::None); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 322 | default: |
| 323 | CHECK(state_ == UNKNOWN); |
| 324 | break; |
| 325 | } |
| 326 | // Do the lookup in the object. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 327 | return v8::Local<Integer>(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 328 | } |
| 329 | |
| 330 | private: |
| 331 | State state_; |
| 332 | }; |
| 333 | |
| 334 | |
| 335 | TEST(Appearing) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 336 | v8::V8::Initialize(); |
| 337 | HandleScope scope(CcTest::isolate()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 338 | |
| 339 | { AppearingPropertyContext context; |
| 340 | context.Check("var x; x", |
| 341 | 1, // access |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 342 | 0, 0, EXPECT_RESULT, Undefined(CcTest::isolate())); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 343 | } |
| 344 | |
| 345 | { AppearingPropertyContext context; |
| 346 | context.Check("var x = 0; x", |
| 347 | 1, // access |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 348 | 1, // initialization |
| 349 | 0, EXPECT_RESULT, Number::New(CcTest::isolate(), 0)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 350 | } |
| 351 | |
| 352 | { AppearingPropertyContext context; |
| 353 | context.Check("function x() { }; x", |
| 354 | 1, // access |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 355 | 0, |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 356 | 0, |
| 357 | EXPECT_RESULT); |
| 358 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 359 | } |
| 360 | |
| 361 | |
| 362 | |
| 363 | class ExistsInPrototypeContext: public DeclarationContext { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 364 | public: |
| 365 | ExistsInPrototypeContext() { InitializeIfNeeded(); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 366 | protected: |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 367 | virtual v8::Local<Integer> Query(Local<Name> key) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 368 | // Let it seem that the property exists in the prototype object. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 369 | return Integer::New(isolate(), v8::None); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 370 | } |
| 371 | |
| 372 | // Use the prototype as the holder for the interceptors. |
| 373 | virtual Local<ObjectTemplate> GetHolder(Local<FunctionTemplate> function) { |
| 374 | return function->PrototypeTemplate(); |
| 375 | } |
| 376 | }; |
| 377 | |
| 378 | |
| 379 | TEST(ExistsInPrototype) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 380 | HandleScope scope(CcTest::isolate()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 381 | |
| 382 | // Sanity check to make sure that the holder of the interceptor |
| 383 | // really is the prototype object. |
| 384 | { ExistsInPrototypeContext context; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 385 | context.Check("this.x = 87; this.x", 0, 0, 1, EXPECT_RESULT, |
| 386 | Number::New(CcTest::isolate(), 87)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 387 | } |
| 388 | |
| 389 | { ExistsInPrototypeContext context; |
| 390 | context.Check("var x; x", |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 391 | 0, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 392 | 0, |
| 393 | 0, |
| 394 | EXPECT_RESULT, Undefined(CcTest::isolate())); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 395 | } |
| 396 | |
| 397 | { ExistsInPrototypeContext context; |
| 398 | context.Check("var x = 0; x", |
| 399 | 0, |
| 400 | 0, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 401 | 0, |
| 402 | EXPECT_RESULT, Number::New(CcTest::isolate(), 0)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 403 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 404 | } |
| 405 | |
| 406 | |
| 407 | |
| 408 | class AbsentInPrototypeContext: public DeclarationContext { |
| 409 | protected: |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 410 | virtual v8::Local<Integer> Query(Local<Name> key) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 411 | // Let it seem that the property is absent in the prototype object. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 412 | return Local<Integer>(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 413 | } |
| 414 | |
| 415 | // Use the prototype as the holder for the interceptors. |
| 416 | virtual Local<ObjectTemplate> GetHolder(Local<FunctionTemplate> function) { |
| 417 | return function->PrototypeTemplate(); |
| 418 | } |
| 419 | }; |
| 420 | |
| 421 | |
| 422 | TEST(AbsentInPrototype) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 423 | v8::V8::Initialize(); |
| 424 | HandleScope scope(CcTest::isolate()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 425 | |
| 426 | { AbsentInPrototypeContext context; |
| 427 | context.Check("if (false) { var x = 0; }; x", |
| 428 | 0, |
| 429 | 0, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 430 | 0, |
| 431 | EXPECT_RESULT, Undefined(CcTest::isolate())); |
| 432 | } |
| 433 | } |
| 434 | |
| 435 | |
| 436 | |
| 437 | class ExistsInHiddenPrototypeContext: public DeclarationContext { |
| 438 | public: |
| 439 | ExistsInHiddenPrototypeContext() { |
| 440 | hidden_proto_ = FunctionTemplate::New(CcTest::isolate()); |
| 441 | hidden_proto_->SetHiddenPrototype(true); |
| 442 | } |
| 443 | |
| 444 | protected: |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 445 | virtual v8::Local<Integer> Query(Local<Name> key) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 446 | // Let it seem that the property exists in the hidden prototype object. |
| 447 | return Integer::New(isolate(), v8::None); |
| 448 | } |
| 449 | |
| 450 | // Install the hidden prototype after the global object has been created. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 451 | virtual void PostInitializeContext(Local<Context> context) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 452 | Local<Object> global_object = context->Global(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 453 | Local<Object> hidden_proto = hidden_proto_->GetFunction(context) |
| 454 | .ToLocalChecked() |
| 455 | ->NewInstance(context) |
| 456 | .ToLocalChecked(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 457 | Local<Object> inner_global = |
| 458 | Local<Object>::Cast(global_object->GetPrototype()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 459 | inner_global->SetPrototype(context, hidden_proto).FromJust(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 460 | } |
| 461 | |
| 462 | // Use the hidden prototype as the holder for the interceptors. |
| 463 | virtual Local<ObjectTemplate> GetHolder(Local<FunctionTemplate> function) { |
| 464 | return hidden_proto_->InstanceTemplate(); |
| 465 | } |
| 466 | |
| 467 | private: |
| 468 | Local<FunctionTemplate> hidden_proto_; |
| 469 | }; |
| 470 | |
| 471 | |
| 472 | TEST(ExistsInHiddenPrototype) { |
| 473 | HandleScope scope(CcTest::isolate()); |
| 474 | |
| 475 | { ExistsInHiddenPrototypeContext context; |
| 476 | context.Check("var x; x", 0, 0, 0, EXPECT_RESULT, |
| 477 | Undefined(CcTest::isolate())); |
| 478 | } |
| 479 | |
| 480 | { ExistsInHiddenPrototypeContext context; |
| 481 | context.Check("var x = 0; x", 0, 0, 0, EXPECT_RESULT, |
| 482 | Number::New(CcTest::isolate(), 0)); |
| 483 | } |
| 484 | |
| 485 | { ExistsInHiddenPrototypeContext context; |
| 486 | context.Check("function x() { }; x", |
| 487 | 0, |
| 488 | 0, |
| 489 | 0, |
| 490 | EXPECT_RESULT); |
| 491 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 492 | } |
| 493 | |
| 494 | |
| 495 | |
| 496 | class SimpleContext { |
| 497 | public: |
| 498 | SimpleContext() |
| 499 | : handle_scope_(CcTest::isolate()), |
| 500 | context_(Context::New(CcTest::isolate())) { |
| 501 | context_->Enter(); |
| 502 | } |
| 503 | |
| 504 | ~SimpleContext() { |
| 505 | context_->Exit(); |
| 506 | } |
| 507 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 508 | void Check(const char* source, Expectations expectations, |
| 509 | v8::Local<Value> value = Local<Value>()) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 510 | HandleScope scope(context_->GetIsolate()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 511 | TryCatch catcher(context_->GetIsolate()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 512 | catcher.SetVerbose(true); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 513 | MaybeLocal<Script> script = Script::Compile( |
| 514 | context_, String::NewFromUtf8(context_->GetIsolate(), source, |
| 515 | v8::NewStringType::kNormal) |
| 516 | .ToLocalChecked()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 517 | if (expectations == EXPECT_ERROR) { |
| 518 | CHECK(script.IsEmpty()); |
| 519 | return; |
| 520 | } |
| 521 | CHECK(!script.IsEmpty()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 522 | MaybeLocal<Value> result = script.ToLocalChecked()->Run(context_); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 523 | if (expectations == EXPECT_RESULT) { |
| 524 | CHECK(!catcher.HasCaught()); |
| 525 | if (!value.IsEmpty()) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 526 | CHECK(value->Equals(context_, result.ToLocalChecked()).FromJust()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 527 | } |
| 528 | } else { |
| 529 | CHECK(expectations == EXPECT_EXCEPTION); |
| 530 | CHECK(catcher.HasCaught()); |
| 531 | if (!value.IsEmpty()) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 532 | CHECK(value->Equals(context_, catcher.Exception()).FromJust()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 533 | } |
| 534 | } |
| 535 | } |
| 536 | |
| 537 | private: |
| 538 | HandleScope handle_scope_; |
| 539 | Local<Context> context_; |
| 540 | }; |
| 541 | |
| 542 | |
| 543 | TEST(CrossScriptReferences) { |
| 544 | v8::Isolate* isolate = CcTest::isolate(); |
| 545 | HandleScope scope(isolate); |
| 546 | |
| 547 | { SimpleContext context; |
| 548 | context.Check("var x = 1; x", |
| 549 | EXPECT_RESULT, Number::New(isolate, 1)); |
| 550 | context.Check("var x = 2; x", |
| 551 | EXPECT_RESULT, Number::New(isolate, 2)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 552 | context.Check("x = 5; x", |
| 553 | EXPECT_RESULT, Number::New(isolate, 5)); |
| 554 | context.Check("var x = 6; x", |
| 555 | EXPECT_RESULT, Number::New(isolate, 6)); |
| 556 | context.Check("this.x", |
| 557 | EXPECT_RESULT, Number::New(isolate, 6)); |
| 558 | context.Check("function x() { return 7 }; x()", |
| 559 | EXPECT_RESULT, Number::New(isolate, 7)); |
| 560 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 561 | } |
| 562 | |
| 563 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 564 | TEST(CrossScriptReferences_Simple) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 565 | i::FLAG_use_strict = true; |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 566 | |
| 567 | v8::Isolate* isolate = CcTest::isolate(); |
| 568 | HandleScope scope(isolate); |
| 569 | |
| 570 | { |
| 571 | SimpleContext context; |
| 572 | context.Check("let x = 1; x", EXPECT_RESULT, Number::New(isolate, 1)); |
| 573 | context.Check("let x = 5; x", EXPECT_EXCEPTION); |
| 574 | } |
| 575 | } |
| 576 | |
| 577 | |
| 578 | TEST(CrossScriptReferences_Simple2) { |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 579 | i::FLAG_use_strict = true; |
| 580 | |
| 581 | v8::Isolate* isolate = CcTest::isolate(); |
| 582 | HandleScope scope(isolate); |
| 583 | |
| 584 | for (int k = 0; k < 100; k++) { |
| 585 | SimpleContext context; |
| 586 | bool cond = (k % 2) == 0; |
| 587 | if (cond) { |
| 588 | context.Check("let x = 1; x", EXPECT_RESULT, Number::New(isolate, 1)); |
| 589 | context.Check("let z = 4; z", EXPECT_RESULT, Number::New(isolate, 4)); |
| 590 | } else { |
| 591 | context.Check("let z = 1; z", EXPECT_RESULT, Number::New(isolate, 1)); |
| 592 | context.Check("let x = 4; x", EXPECT_RESULT, Number::New(isolate, 4)); |
| 593 | } |
| 594 | context.Check("let y = 2; x", EXPECT_RESULT, |
| 595 | Number::New(isolate, cond ? 1 : 4)); |
| 596 | } |
| 597 | } |
| 598 | |
| 599 | |
| 600 | TEST(CrossScriptReferencesHarmony) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 601 | v8::Isolate* isolate = CcTest::isolate(); |
| 602 | HandleScope scope(isolate); |
| 603 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 604 | // Check that simple cross-script global scope access works. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 605 | const char* decs[] = { |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 606 | "'use strict'; var x = 1; x", "x", |
| 607 | "'use strict'; function x() { return 1 }; x()", "x()", |
| 608 | "'use strict'; let x = 1; x", "x", |
| 609 | "'use strict'; const x = 1; x", "x", |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 610 | NULL |
| 611 | }; |
| 612 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 613 | for (int i = 0; decs[i] != NULL; i += 2) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 614 | SimpleContext context; |
| 615 | context.Check(decs[i], EXPECT_RESULT, Number::New(isolate, 1)); |
| 616 | context.Check(decs[i+1], EXPECT_RESULT, Number::New(isolate, 1)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 617 | } |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 618 | |
| 619 | // Check that cross-script global scope access works with late declarations. |
| 620 | { |
| 621 | SimpleContext context; |
| 622 | context.Check("function d0() { return x0 }", // dynamic lookup |
| 623 | EXPECT_RESULT, Undefined(isolate)); |
| 624 | context.Check("this.x0 = -1;" |
| 625 | "d0()", |
| 626 | EXPECT_RESULT, Number::New(isolate, -1)); |
| 627 | context.Check("'use strict';" |
| 628 | "function f0() { let y = 10; return x0 + y }" |
| 629 | "function g0() { let y = 10; return eval('x0 + y') }" |
| 630 | "function h0() { let y = 10; return (1,eval)('x0') + y }" |
| 631 | "x0 + f0() + g0() + h0()", |
| 632 | EXPECT_RESULT, Number::New(isolate, 26)); |
| 633 | |
| 634 | context.Check("'use strict';" |
| 635 | "let x1 = 1;" |
| 636 | "function f1() { let y = 10; return x1 + y }" |
| 637 | "function g1() { let y = 10; return eval('x1 + y') }" |
| 638 | "function h1() { let y = 10; return (1,eval)('x1') + y }" |
| 639 | "function i1() { " |
| 640 | " let y = 10; return (typeof x2 === 'undefined' ? 0 : 2) + y" |
| 641 | "}" |
| 642 | "function j1() { let y = 10; return eval('x2 + y') }" |
| 643 | "function k1() { let y = 10; return (1,eval)('x2') + y }" |
| 644 | "function cl() { " |
| 645 | " let y = 10; " |
| 646 | " return { " |
| 647 | " f: function(){ return x1 + y }," |
| 648 | " g: function(){ return eval('x1 + y') }," |
| 649 | " h: function(){ return (1,eval)('x1') + y }," |
| 650 | " i: function(){" |
| 651 | " return (typeof x2 == 'undefined' ? 0 : 2) + y" |
| 652 | " }," |
| 653 | " j: function(){ return eval('x2 + y') }," |
| 654 | " k: function(){ return (1,eval)('x2') + y }," |
| 655 | " }" |
| 656 | "}" |
| 657 | "let o = cl();" |
| 658 | "x1 + eval('x1') + (1,eval)('x1') + f1() + g1() + h1();", |
| 659 | EXPECT_RESULT, Number::New(isolate, 36)); |
| 660 | context.Check("x1 + eval('x1') + (1,eval)('x1') + f1() + g1() + h1();", |
| 661 | EXPECT_RESULT, Number::New(isolate, 36)); |
| 662 | context.Check("o.f() + o.g() + o.h();", |
| 663 | EXPECT_RESULT, Number::New(isolate, 33)); |
| 664 | context.Check("i1() + o.i();", |
| 665 | EXPECT_RESULT, Number::New(isolate, 20)); |
| 666 | |
| 667 | context.Check("'use strict';" |
| 668 | "let x2 = 2;" |
| 669 | "function f2() { let y = 20; return x2 + y }" |
| 670 | "function g2() { let y = 20; return eval('x2 + y') }" |
| 671 | "function h2() { let y = 20; return (1,eval)('x2') + y }" |
| 672 | "function i2() { let y = 20; return x1 + y }" |
| 673 | "function j2() { let y = 20; return eval('x1 + y') }" |
| 674 | "function k2() { let y = 20; return (1,eval)('x1') + y }" |
| 675 | "x2 + eval('x2') + (1,eval)('x2') + f2() + g2() + h2();", |
| 676 | EXPECT_RESULT, Number::New(isolate, 72)); |
| 677 | context.Check("x1 + eval('x1') + (1,eval)('x1') + f1() + g1() + h1();", |
| 678 | EXPECT_RESULT, Number::New(isolate, 36)); |
| 679 | context.Check("i1() + j1() + k1();", |
| 680 | EXPECT_RESULT, Number::New(isolate, 36)); |
| 681 | context.Check("i2() + j2() + k2();", |
| 682 | EXPECT_RESULT, Number::New(isolate, 63)); |
| 683 | context.Check("o.f() + o.g() + o.h();", |
| 684 | EXPECT_RESULT, Number::New(isolate, 33)); |
| 685 | context.Check("o.i() + o.j() + o.k();", |
| 686 | EXPECT_RESULT, Number::New(isolate, 36)); |
| 687 | context.Check("i1() + o.i();", |
| 688 | EXPECT_RESULT, Number::New(isolate, 24)); |
| 689 | |
| 690 | context.Check("'use strict';" |
| 691 | "let x0 = 100;" |
| 692 | "x0 + eval('x0') + (1,eval)('x0') + " |
| 693 | " d0() + f0() + g0() + h0();", |
| 694 | EXPECT_RESULT, Number::New(isolate, 730)); |
| 695 | context.Check("x0 + eval('x0') + (1,eval)('x0') + " |
| 696 | " d0() + f0() + g0() + h0();", |
| 697 | EXPECT_RESULT, Number::New(isolate, 730)); |
| 698 | context.Check("delete this.x0;" |
| 699 | "x0 + eval('x0') + (1,eval)('x0') + " |
| 700 | " d0() + f0() + g0() + h0();", |
| 701 | EXPECT_RESULT, Number::New(isolate, 730)); |
| 702 | context.Check("this.x1 = 666;" |
| 703 | "x1 + eval('x1') + (1,eval)('x1') + f1() + g1() + h1();", |
| 704 | EXPECT_RESULT, Number::New(isolate, 36)); |
| 705 | context.Check("delete this.x1;" |
| 706 | "x1 + eval('x1') + (1,eval)('x1') + f1() + g1() + h1();", |
| 707 | EXPECT_RESULT, Number::New(isolate, 36)); |
| 708 | } |
| 709 | |
| 710 | // Check that caching does respect scopes. |
| 711 | { |
| 712 | SimpleContext context; |
| 713 | const char* script1 = "(function(){ return y1 })()"; |
| 714 | const char* script2 = "(function(){ return y2 })()"; |
| 715 | |
| 716 | context.Check(script1, EXPECT_EXCEPTION); |
| 717 | context.Check("this.y1 = 1; this.y2 = 2; 0;", |
| 718 | EXPECT_RESULT, Number::New(isolate, 0)); |
| 719 | context.Check(script1, |
| 720 | EXPECT_RESULT, Number::New(isolate, 1)); |
| 721 | context.Check("'use strict'; let y1 = 3; 0;", |
| 722 | EXPECT_RESULT, Number::New(isolate, 0)); |
| 723 | context.Check(script1, |
| 724 | EXPECT_RESULT, Number::New(isolate, 3)); |
| 725 | context.Check("y1 = 4;", |
| 726 | EXPECT_RESULT, Number::New(isolate, 4)); |
| 727 | context.Check(script1, |
| 728 | EXPECT_RESULT, Number::New(isolate, 4)); |
| 729 | |
| 730 | context.Check(script2, |
| 731 | EXPECT_RESULT, Number::New(isolate, 2)); |
| 732 | context.Check("'use strict'; let y2 = 5; 0;", |
| 733 | EXPECT_RESULT, Number::New(isolate, 0)); |
| 734 | context.Check(script1, |
| 735 | EXPECT_RESULT, Number::New(isolate, 4)); |
| 736 | context.Check(script2, |
| 737 | EXPECT_RESULT, Number::New(isolate, 5)); |
| 738 | } |
| 739 | } |
| 740 | |
| 741 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 742 | TEST(CrossScriptReferencesHarmonyRegress) { |
| 743 | v8::Isolate* isolate = CcTest::isolate(); |
| 744 | HandleScope scope(isolate); |
| 745 | SimpleContext context; |
| 746 | context.Check( |
| 747 | "'use strict';" |
| 748 | "function i1() { " |
| 749 | " let y = 10; return (typeof x2 === 'undefined' ? 0 : 2) + y" |
| 750 | "}" |
| 751 | "i1();" |
| 752 | "i1();", |
| 753 | EXPECT_RESULT, Number::New(isolate, 10)); |
| 754 | context.Check( |
| 755 | "'use strict';" |
| 756 | "let x2 = 2; i1();", |
| 757 | EXPECT_RESULT, Number::New(isolate, 12)); |
| 758 | } |
| 759 | |
| 760 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 761 | TEST(GlobalLexicalOSR) { |
| 762 | i::FLAG_use_strict = true; |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 763 | |
| 764 | v8::Isolate* isolate = CcTest::isolate(); |
| 765 | HandleScope scope(isolate); |
| 766 | SimpleContext context; |
| 767 | |
| 768 | context.Check("'use strict';" |
| 769 | "let x = 1; x;", |
| 770 | EXPECT_RESULT, Number::New(isolate, 1)); |
| 771 | context.Check("'use strict';" |
| 772 | "let y = 2*x;" |
| 773 | "++x;" |
| 774 | "let z = 0;" |
| 775 | "const limit = 100000;" |
| 776 | "for (var i = 0; i < limit; ++i) {" |
| 777 | " z += x + y;" |
| 778 | "}" |
| 779 | "z;", |
| 780 | EXPECT_RESULT, Number::New(isolate, 400000)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 781 | } |
| 782 | |
| 783 | |
| 784 | TEST(CrossScriptConflicts) { |
| 785 | i::FLAG_use_strict = true; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 786 | |
| 787 | HandleScope scope(CcTest::isolate()); |
| 788 | |
| 789 | const char* firsts[] = { |
| 790 | "var x = 1; x", |
| 791 | "function x() { return 1 }; x()", |
| 792 | "let x = 1; x", |
| 793 | "const x = 1; x", |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 794 | NULL |
| 795 | }; |
| 796 | const char* seconds[] = { |
| 797 | "var x = 2; x", |
| 798 | "function x() { return 2 }; x()", |
| 799 | "let x = 2; x", |
| 800 | "const x = 2; x", |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 801 | NULL |
| 802 | }; |
| 803 | |
| 804 | for (int i = 0; firsts[i] != NULL; ++i) { |
| 805 | for (int j = 0; seconds[j] != NULL; ++j) { |
| 806 | SimpleContext context; |
| 807 | context.Check(firsts[i], EXPECT_RESULT, |
| 808 | Number::New(CcTest::isolate(), 1)); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 809 | bool success_case = i < 2 && j < 2; |
| 810 | Local<Value> success_result; |
| 811 | if (success_case) success_result = Number::New(CcTest::isolate(), 2); |
| 812 | |
| 813 | context.Check(seconds[j], success_case ? EXPECT_RESULT : EXPECT_EXCEPTION, |
| 814 | success_result); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 815 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 816 | } |
| 817 | } |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 818 | |
| 819 | |
| 820 | TEST(CrossScriptDynamicLookup) { |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 821 | HandleScope handle_scope(CcTest::isolate()); |
| 822 | |
| 823 | { |
| 824 | SimpleContext context; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 825 | Local<String> undefined_string = |
| 826 | String::NewFromUtf8(CcTest::isolate(), "undefined", |
| 827 | v8::NewStringType::kInternalized) |
| 828 | .ToLocalChecked(); |
| 829 | Local<String> number_string = |
| 830 | String::NewFromUtf8(CcTest::isolate(), "number", |
| 831 | v8::NewStringType::kInternalized) |
| 832 | .ToLocalChecked(); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 833 | |
| 834 | context.Check( |
| 835 | "function f(o) { with(o) { return x; } }" |
| 836 | "function g(o) { with(o) { x = 15; } }" |
| 837 | "function h(o) { with(o) { return typeof x; } }", |
| 838 | EXPECT_RESULT, Undefined(CcTest::isolate())); |
| 839 | context.Check("h({})", EXPECT_RESULT, undefined_string); |
| 840 | context.Check( |
| 841 | "'use strict';" |
| 842 | "let x = 1;" |
| 843 | "f({})", |
| 844 | EXPECT_RESULT, Number::New(CcTest::isolate(), 1)); |
| 845 | context.Check( |
| 846 | "'use strict';" |
| 847 | "g({});0", |
| 848 | EXPECT_RESULT, Number::New(CcTest::isolate(), 0)); |
| 849 | context.Check("f({})", EXPECT_RESULT, Number::New(CcTest::isolate(), 15)); |
| 850 | context.Check("h({})", EXPECT_RESULT, number_string); |
| 851 | } |
| 852 | } |
| 853 | |
| 854 | |
| 855 | TEST(CrossScriptGlobal) { |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 856 | HandleScope handle_scope(CcTest::isolate()); |
| 857 | { |
| 858 | SimpleContext context; |
| 859 | |
| 860 | context.Check( |
| 861 | "var global = this;" |
| 862 | "global.x = 255;" |
| 863 | "x", |
| 864 | EXPECT_RESULT, Number::New(CcTest::isolate(), 255)); |
| 865 | context.Check( |
| 866 | "'use strict';" |
| 867 | "let x = 1;" |
| 868 | "global.x", |
| 869 | EXPECT_RESULT, Number::New(CcTest::isolate(), 255)); |
| 870 | context.Check("global.x = 15; x", EXPECT_RESULT, |
| 871 | Number::New(CcTest::isolate(), 1)); |
| 872 | context.Check("x = 221; global.x", EXPECT_RESULT, |
| 873 | Number::New(CcTest::isolate(), 15)); |
| 874 | context.Check( |
| 875 | "z = 15;" |
| 876 | "function f() { return z; };" |
| 877 | "for (var k = 0; k < 3; k++) { f(); }" |
| 878 | "f()", |
| 879 | EXPECT_RESULT, Number::New(CcTest::isolate(), 15)); |
| 880 | context.Check( |
| 881 | "'use strict';" |
| 882 | "let z = 5; f()", |
| 883 | EXPECT_RESULT, Number::New(CcTest::isolate(), 5)); |
| 884 | context.Check( |
| 885 | "function f() { konst = 10; return konst; };" |
| 886 | "f()", |
| 887 | EXPECT_RESULT, Number::New(CcTest::isolate(), 10)); |
| 888 | context.Check( |
| 889 | "'use strict';" |
| 890 | "const konst = 255;" |
| 891 | "f()", |
| 892 | EXPECT_EXCEPTION); |
| 893 | } |
| 894 | } |
| 895 | |
| 896 | |
| 897 | TEST(CrossScriptStaticLookupUndeclared) { |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 898 | HandleScope handle_scope(CcTest::isolate()); |
| 899 | |
| 900 | { |
| 901 | SimpleContext context; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 902 | Local<String> undefined_string = |
| 903 | String::NewFromUtf8(CcTest::isolate(), "undefined", |
| 904 | v8::NewStringType::kInternalized) |
| 905 | .ToLocalChecked(); |
| 906 | Local<String> number_string = |
| 907 | String::NewFromUtf8(CcTest::isolate(), "number", |
| 908 | v8::NewStringType::kInternalized) |
| 909 | .ToLocalChecked(); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 910 | |
| 911 | context.Check( |
| 912 | "function f(o) { return x; }" |
| 913 | "function g(v) { x = v; }" |
| 914 | "function h(o) { return typeof x; }", |
| 915 | EXPECT_RESULT, Undefined(CcTest::isolate())); |
| 916 | context.Check("h({})", EXPECT_RESULT, undefined_string); |
| 917 | context.Check( |
| 918 | "'use strict';" |
| 919 | "let x = 1;" |
| 920 | "f({})", |
| 921 | EXPECT_RESULT, Number::New(CcTest::isolate(), 1)); |
| 922 | context.Check( |
| 923 | "'use strict';" |
| 924 | "g(15);x", |
| 925 | EXPECT_RESULT, Number::New(CcTest::isolate(), 15)); |
| 926 | context.Check("h({})", EXPECT_RESULT, number_string); |
| 927 | context.Check("f({})", EXPECT_RESULT, Number::New(CcTest::isolate(), 15)); |
| 928 | context.Check("h({})", EXPECT_RESULT, number_string); |
| 929 | } |
| 930 | } |
| 931 | |
| 932 | |
| 933 | TEST(CrossScriptLoadICs) { |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 934 | i::FLAG_allow_natives_syntax = true; |
| 935 | |
| 936 | HandleScope handle_scope(CcTest::isolate()); |
| 937 | |
| 938 | { |
| 939 | SimpleContext context; |
| 940 | context.Check( |
| 941 | "x = 15;" |
| 942 | "function f() { return x; }" |
| 943 | "function g() { return x; }" |
| 944 | "f()", |
| 945 | EXPECT_RESULT, Number::New(CcTest::isolate(), 15)); |
| 946 | context.Check( |
| 947 | "'use strict';" |
| 948 | "let x = 5;" |
| 949 | "f()", |
| 950 | EXPECT_RESULT, Number::New(CcTest::isolate(), 5)); |
| 951 | for (int k = 0; k < 3; k++) { |
| 952 | context.Check("g()", EXPECT_RESULT, Number::New(CcTest::isolate(), 5)); |
| 953 | } |
| 954 | for (int k = 0; k < 3; k++) { |
| 955 | context.Check("f()", EXPECT_RESULT, Number::New(CcTest::isolate(), 5)); |
| 956 | } |
| 957 | context.Check("%OptimizeFunctionOnNextCall(g); g()", EXPECT_RESULT, |
| 958 | Number::New(CcTest::isolate(), 5)); |
| 959 | context.Check("%OptimizeFunctionOnNextCall(f); f()", EXPECT_RESULT, |
| 960 | Number::New(CcTest::isolate(), 5)); |
| 961 | } |
| 962 | { |
| 963 | SimpleContext context; |
| 964 | context.Check( |
| 965 | "x = 15;" |
| 966 | "function f() { return x; }" |
| 967 | "f()", |
| 968 | EXPECT_RESULT, Number::New(CcTest::isolate(), 15)); |
| 969 | for (int k = 0; k < 3; k++) { |
| 970 | context.Check("f()", EXPECT_RESULT, Number::New(CcTest::isolate(), 15)); |
| 971 | } |
| 972 | context.Check("%OptimizeFunctionOnNextCall(f); f()", EXPECT_RESULT, |
| 973 | Number::New(CcTest::isolate(), 15)); |
| 974 | context.Check( |
| 975 | "'use strict';" |
| 976 | "let x = 5;" |
| 977 | "f()", |
| 978 | EXPECT_RESULT, Number::New(CcTest::isolate(), 5)); |
| 979 | for (int k = 0; k < 3; k++) { |
| 980 | context.Check("f()", EXPECT_RESULT, Number::New(CcTest::isolate(), 5)); |
| 981 | } |
| 982 | context.Check("%OptimizeFunctionOnNextCall(f); f()", EXPECT_RESULT, |
| 983 | Number::New(CcTest::isolate(), 5)); |
| 984 | } |
| 985 | } |
| 986 | |
| 987 | |
| 988 | TEST(CrossScriptStoreICs) { |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 989 | i::FLAG_allow_natives_syntax = true; |
| 990 | |
| 991 | HandleScope handle_scope(CcTest::isolate()); |
| 992 | |
| 993 | { |
| 994 | SimpleContext context; |
| 995 | context.Check( |
| 996 | "var global = this;" |
| 997 | "x = 15;" |
| 998 | "function f(v) { x = v; }" |
| 999 | "function g(v) { x = v; }" |
| 1000 | "f(10); x", |
| 1001 | EXPECT_RESULT, Number::New(CcTest::isolate(), 10)); |
| 1002 | context.Check( |
| 1003 | "'use strict';" |
| 1004 | "let x = 5;" |
| 1005 | "f(7); x", |
| 1006 | EXPECT_RESULT, Number::New(CcTest::isolate(), 7)); |
| 1007 | context.Check("global.x", EXPECT_RESULT, |
| 1008 | Number::New(CcTest::isolate(), 10)); |
| 1009 | for (int k = 0; k < 3; k++) { |
| 1010 | context.Check("g(31); x", EXPECT_RESULT, |
| 1011 | Number::New(CcTest::isolate(), 31)); |
| 1012 | } |
| 1013 | context.Check("global.x", EXPECT_RESULT, |
| 1014 | Number::New(CcTest::isolate(), 10)); |
| 1015 | for (int k = 0; k < 3; k++) { |
| 1016 | context.Check("f(32); x", EXPECT_RESULT, |
| 1017 | Number::New(CcTest::isolate(), 32)); |
| 1018 | } |
| 1019 | context.Check("global.x", EXPECT_RESULT, |
| 1020 | Number::New(CcTest::isolate(), 10)); |
| 1021 | context.Check("%OptimizeFunctionOnNextCall(g); g(18); x", EXPECT_RESULT, |
| 1022 | Number::New(CcTest::isolate(), 18)); |
| 1023 | context.Check("global.x", EXPECT_RESULT, |
| 1024 | Number::New(CcTest::isolate(), 10)); |
| 1025 | context.Check("%OptimizeFunctionOnNextCall(f); f(33); x", EXPECT_RESULT, |
| 1026 | Number::New(CcTest::isolate(), 33)); |
| 1027 | context.Check("global.x", EXPECT_RESULT, |
| 1028 | Number::New(CcTest::isolate(), 10)); |
| 1029 | } |
| 1030 | { |
| 1031 | SimpleContext context; |
| 1032 | context.Check( |
| 1033 | "var global = this;" |
| 1034 | "x = 15;" |
| 1035 | "function f(v) { x = v; }" |
| 1036 | "f(10); x", |
| 1037 | EXPECT_RESULT, Number::New(CcTest::isolate(), 10)); |
| 1038 | for (int k = 0; k < 3; k++) { |
| 1039 | context.Check("f(18); x", EXPECT_RESULT, |
| 1040 | Number::New(CcTest::isolate(), 18)); |
| 1041 | } |
| 1042 | context.Check("%OptimizeFunctionOnNextCall(f); f(20); x", EXPECT_RESULT, |
| 1043 | Number::New(CcTest::isolate(), 20)); |
| 1044 | context.Check( |
| 1045 | "'use strict';" |
| 1046 | "let x = 5;" |
| 1047 | "f(8); x", |
| 1048 | EXPECT_RESULT, Number::New(CcTest::isolate(), 8)); |
| 1049 | context.Check("global.x", EXPECT_RESULT, |
| 1050 | Number::New(CcTest::isolate(), 20)); |
| 1051 | for (int k = 0; k < 3; k++) { |
| 1052 | context.Check("f(13); x", EXPECT_RESULT, |
| 1053 | Number::New(CcTest::isolate(), 13)); |
| 1054 | } |
| 1055 | context.Check("global.x", EXPECT_RESULT, |
| 1056 | Number::New(CcTest::isolate(), 20)); |
| 1057 | context.Check("%OptimizeFunctionOnNextCall(f); f(41); x", EXPECT_RESULT, |
| 1058 | Number::New(CcTest::isolate(), 41)); |
| 1059 | context.Check("global.x", EXPECT_RESULT, |
| 1060 | Number::New(CcTest::isolate(), 20)); |
| 1061 | } |
| 1062 | } |
| 1063 | |
| 1064 | |
| 1065 | TEST(CrossScriptAssignmentToConst) { |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1066 | i::FLAG_allow_natives_syntax = true; |
| 1067 | |
| 1068 | HandleScope handle_scope(CcTest::isolate()); |
| 1069 | |
| 1070 | { |
| 1071 | SimpleContext context; |
| 1072 | |
| 1073 | context.Check("function f() { x = 27; }", EXPECT_RESULT, |
| 1074 | Undefined(CcTest::isolate())); |
| 1075 | context.Check("'use strict';const x = 1; x", EXPECT_RESULT, |
| 1076 | Number::New(CcTest::isolate(), 1)); |
| 1077 | context.Check("f();", EXPECT_EXCEPTION); |
| 1078 | context.Check("x", EXPECT_RESULT, Number::New(CcTest::isolate(), 1)); |
| 1079 | context.Check("f();", EXPECT_EXCEPTION); |
| 1080 | context.Check("x", EXPECT_RESULT, Number::New(CcTest::isolate(), 1)); |
| 1081 | context.Check("%OptimizeFunctionOnNextCall(f);f();", EXPECT_EXCEPTION); |
| 1082 | context.Check("x", EXPECT_RESULT, Number::New(CcTest::isolate(), 1)); |
| 1083 | } |
| 1084 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1085 | |
| 1086 | |
| 1087 | TEST(Regress425510) { |
| 1088 | i::FLAG_allow_natives_syntax = true; |
| 1089 | |
| 1090 | HandleScope handle_scope(CcTest::isolate()); |
| 1091 | |
| 1092 | { |
| 1093 | SimpleContext context; |
| 1094 | |
| 1095 | context.Check("'use strict'; o; const o = 10", EXPECT_EXCEPTION); |
| 1096 | |
| 1097 | for (int i = 0; i < 100; i++) { |
| 1098 | context.Check("o.prototype", EXPECT_EXCEPTION); |
| 1099 | } |
| 1100 | } |
| 1101 | } |
| 1102 | |
| 1103 | |
| 1104 | TEST(Regress3941) { |
| 1105 | i::FLAG_allow_natives_syntax = true; |
| 1106 | |
| 1107 | HandleScope handle_scope(CcTest::isolate()); |
| 1108 | |
| 1109 | { |
| 1110 | SimpleContext context; |
| 1111 | context.Check("function f() { x = 1; }", EXPECT_RESULT, |
| 1112 | Undefined(CcTest::isolate())); |
| 1113 | context.Check("'use strict'; f(); let x = 2; x", EXPECT_EXCEPTION); |
| 1114 | } |
| 1115 | |
| 1116 | |
| 1117 | { |
| 1118 | // Train ICs. |
| 1119 | SimpleContext context; |
| 1120 | context.Check("function f() { x = 1; }", EXPECT_RESULT, |
| 1121 | Undefined(CcTest::isolate())); |
| 1122 | for (int i = 0; i < 4; i++) { |
| 1123 | context.Check("f(); x", EXPECT_RESULT, Number::New(CcTest::isolate(), 1)); |
| 1124 | } |
| 1125 | context.Check("'use strict'; f(); let x = 2; x", EXPECT_EXCEPTION); |
| 1126 | } |
| 1127 | |
| 1128 | |
| 1129 | { |
| 1130 | // Optimize. |
| 1131 | SimpleContext context; |
| 1132 | context.Check("function f() { x = 1; }", EXPECT_RESULT, |
| 1133 | Undefined(CcTest::isolate())); |
| 1134 | for (int i = 0; i < 4; i++) { |
| 1135 | context.Check("f(); x", EXPECT_RESULT, Number::New(CcTest::isolate(), 1)); |
| 1136 | } |
| 1137 | context.Check("%OptimizeFunctionOnNextCall(f); f(); x", EXPECT_RESULT, |
| 1138 | Number::New(CcTest::isolate(), 1)); |
| 1139 | |
| 1140 | context.Check("'use strict'; f(); let x = 2; x", EXPECT_EXCEPTION); |
| 1141 | } |
| 1142 | } |
| 1143 | |
| 1144 | |
| 1145 | TEST(Regress3941_Reads) { |
| 1146 | i::FLAG_allow_natives_syntax = true; |
| 1147 | |
| 1148 | HandleScope handle_scope(CcTest::isolate()); |
| 1149 | |
| 1150 | { |
| 1151 | SimpleContext context; |
| 1152 | context.Check("function f() { return x; }", EXPECT_RESULT, |
| 1153 | Undefined(CcTest::isolate())); |
| 1154 | context.Check("'use strict'; f(); let x = 2; x", EXPECT_EXCEPTION); |
| 1155 | } |
| 1156 | |
| 1157 | |
| 1158 | { |
| 1159 | // Train ICs. |
| 1160 | SimpleContext context; |
| 1161 | context.Check("function f() { return x; }", EXPECT_RESULT, |
| 1162 | Undefined(CcTest::isolate())); |
| 1163 | for (int i = 0; i < 4; i++) { |
| 1164 | context.Check("f()", EXPECT_EXCEPTION); |
| 1165 | } |
| 1166 | context.Check("'use strict'; f(); let x = 2; x", EXPECT_EXCEPTION); |
| 1167 | } |
| 1168 | |
| 1169 | |
| 1170 | { |
| 1171 | // Optimize. |
| 1172 | SimpleContext context; |
| 1173 | context.Check("function f() { return x; }", EXPECT_RESULT, |
| 1174 | Undefined(CcTest::isolate())); |
| 1175 | for (int i = 0; i < 4; i++) { |
| 1176 | context.Check("f()", EXPECT_EXCEPTION); |
| 1177 | } |
| 1178 | context.Check("%OptimizeFunctionOnNextCall(f);", EXPECT_RESULT, |
| 1179 | Undefined(CcTest::isolate())); |
| 1180 | |
| 1181 | context.Check("'use strict'; f(); let x = 2; x", EXPECT_EXCEPTION); |
| 1182 | } |
| 1183 | } |