Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1 | // Copyright 2010 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 | // Adapted from test/mjsunit/compiler/variables.js |
| 29 | |
| 30 | #include <limits.h> |
| 31 | |
| 32 | #include "src/v8.h" |
| 33 | |
| 34 | #include "src/api.h" |
| 35 | #include "src/base/platform/platform.h" |
| 36 | #include "src/compilation-cache.h" |
| 37 | #include "src/execution.h" |
| 38 | #include "src/isolate.h" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 39 | #include "src/parsing/parser.h" |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 40 | #include "src/unicode-inl.h" |
| 41 | #include "src/utils.h" |
| 42 | #include "test/cctest/cctest.h" |
| 43 | |
| 44 | using ::v8::Context; |
| 45 | using ::v8::Extension; |
| 46 | using ::v8::Function; |
| 47 | using ::v8::FunctionTemplate; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 48 | using ::v8::HandleScope; |
| 49 | using ::v8::Local; |
| 50 | using ::v8::Message; |
| 51 | using ::v8::MessageCallback; |
| 52 | using ::v8::Object; |
| 53 | using ::v8::ObjectTemplate; |
| 54 | using ::v8::Persistent; |
| 55 | using ::v8::Script; |
| 56 | using ::v8::StackTrace; |
| 57 | using ::v8::String; |
| 58 | using ::v8::TryCatch; |
| 59 | using ::v8::Undefined; |
| 60 | using ::v8::V8; |
| 61 | using ::v8::Value; |
| 62 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 63 | static void ExpectInt32(Local<Context> context, int32_t expected, |
| 64 | Local<Value> result) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 65 | CHECK(result->IsInt32()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 66 | CHECK_EQ(expected, result->Int32Value(context).FromJust()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 67 | } |
| 68 | |
| 69 | |
| 70 | // Global variables. |
| 71 | TEST(global_variables) { |
| 72 | LocalContext env; |
| 73 | v8::HandleScope scope(env->GetIsolate()); |
| 74 | Local<Value> result = CompileRun( |
| 75 | "var x = 0;" |
| 76 | "function f0() { return x; }" |
| 77 | "f0();"); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 78 | ExpectInt32(env.local(), 0, result); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 79 | } |
| 80 | |
| 81 | |
| 82 | // Parameters. |
| 83 | TEST(parameters) { |
| 84 | LocalContext env; |
| 85 | v8::HandleScope scope(env->GetIsolate()); |
| 86 | Local<Value> result = CompileRun( |
| 87 | "function f1(x) { return x; }" |
| 88 | "f1(1);"); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 89 | ExpectInt32(env.local(), 1, result); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 90 | } |
| 91 | |
| 92 | |
| 93 | // Stack-allocated locals. |
| 94 | TEST(stack_allocated_locals) { |
| 95 | LocalContext env; |
| 96 | v8::HandleScope scope(env->GetIsolate()); |
| 97 | Local<Value> result = CompileRun( |
| 98 | "function f2() { var x = 2; return x; }" |
| 99 | "f2();"); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 100 | ExpectInt32(env.local(), 2, result); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 101 | } |
| 102 | |
| 103 | |
| 104 | // Context-allocated locals. Local function forces x into f3's context. |
| 105 | TEST(context_allocated_locals) { |
| 106 | LocalContext env; |
| 107 | v8::HandleScope scope(env->GetIsolate()); |
| 108 | Local<Value> result = CompileRun( |
| 109 | "function f3(x) {" |
| 110 | " function g() { return x; }" |
| 111 | " return x;" |
| 112 | "}" |
| 113 | "f3(3);"); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 114 | ExpectInt32(env.local(), 3, result); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 115 | } |
| 116 | |
| 117 | |
| 118 | // Local function reads x from an outer context. |
| 119 | TEST(read_from_outer_context) { |
| 120 | LocalContext env; |
| 121 | v8::HandleScope scope(env->GetIsolate()); |
| 122 | Local<Value> result = CompileRun( |
| 123 | "function f4(x) {" |
| 124 | " function g() { return x; }" |
| 125 | " return g();" |
| 126 | "}" |
| 127 | "f4(4);"); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 128 | ExpectInt32(env.local(), 4, result); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 129 | } |
| 130 | |
| 131 | |
| 132 | // Local function reads x from an outer context. |
| 133 | TEST(lookup_slots) { |
| 134 | LocalContext env; |
| 135 | v8::HandleScope scope(env->GetIsolate()); |
| 136 | Local<Value> result = CompileRun( |
| 137 | "function f5(x) {" |
| 138 | " with ({}) return x;" |
| 139 | "}" |
| 140 | "f5(5);"); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 141 | ExpectInt32(env.local(), 5, result); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 142 | } |