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1 // Copyright 2007-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2007-2008 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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4011 " if (str.indexOf('#<a Fun>') == -1) return 3;" | 4011 " if (str.indexOf('#<a Fun>') == -1) return 3;" |
4012 " return 0;" | 4012 " return 0;" |
4013 " }" | 4013 " }" |
4014 " return 4;" | 4014 " return 4;" |
4015 "}" | 4015 "}" |
4016 "test();"); | 4016 "test();"); |
4017 CHECK_EQ(0, value->Int32Value()); | 4017 CHECK_EQ(0, value->Int32Value()); |
4018 } | 4018 } |
4019 | 4019 |
4020 | 4020 |
4021 THREADED_TEST(Eval) { | 4021 THREADED_TEST(Eval) { |
Mads Ager (chromium)
2008/11/21 12:41:23
Could you rewrite as many as these tests as possib
| |
4022 v8::HandleScope scope; | 4022 v8::HandleScope scope; |
4023 LocalContext current; | 4023 LocalContext current; |
4024 | 4024 |
4025 // Test that un-aliased eval uses local context. | 4025 // Test that un-aliased eval reads from local context. |
4026 Local<Script> script = | 4026 Local<Script> script = |
4027 Script::Compile(v8_str("foo = 0;" | 4027 Script::Compile(v8_str("foo = 0;" |
4028 "(function() {" | 4028 "(function() {" |
4029 " var foo = 2;" | 4029 " var foo = 2;" |
4030 " return eval('foo');" | 4030 " return eval('foo');" |
4031 "})();")); | 4031 "})();")); |
4032 Local<Value> result = script->Run(); | 4032 Local<Value> result = script->Run(); |
4033 CHECK_EQ(2, result->Int32Value()); | 4033 CHECK_EQ(2, result->Int32Value()); |
4034 | 4034 |
4035 // Test that un-aliased eval writes to local context. | |
4036 script = | |
4037 Script::Compile(v8_str("foo = 0;" | |
4038 "(function() {" | |
4039 " var foo = 1;" | |
4040 " eval('foo = 2;');" | |
4041 " return foo;" | |
4042 "})();")); | |
4043 result = script->Run(); | |
4044 CHECK_EQ(0, current->Global()->Get(v8_str("foo"))->Int32Value()); | |
4045 CHECK(result->IsInt32()); | |
4046 CHECK_EQ(2, result->Int32Value()); | |
4047 | |
4035 // Test that un-aliased eval has right this. | 4048 // Test that un-aliased eval has right this. |
4036 script = | 4049 script = |
4037 Script::Compile(v8_str("function MyObject() { this.self = eval('this'); }" | 4050 Script::Compile(v8_str("function MyObject() { this.self = eval('this'); }" |
4038 "var o = new MyObject();" | 4051 "var o = new MyObject();" |
4039 "o === o.self")); | 4052 "o === o.self")); |
4040 result = script->Run(); | 4053 result = script->Run(); |
4041 CHECK(result->IsTrue()); | 4054 CHECK(result->IsTrue()); |
4055 | |
4056 // Test that aliased eval reads from global context. | |
4057 script = | |
4058 Script::Compile(v8_str("var e = eval;" | |
4059 "foo = 0;" | |
4060 "(function() {" | |
4061 " var foo = 2;" | |
4062 " return e('foo');" | |
4063 "})();")); | |
4064 result = script->Run(); | |
4065 CHECK_EQ(0, result->Int32Value()); | |
4066 | |
4067 // Test that aliased eval writes to global context. | |
4068 script = | |
4069 Script::Compile(v8_str("var e = eval;" | |
4070 "foo = 0;" | |
4071 "(function() {" | |
4072 " e('var foo = 2;');" | |
4073 "})();" | |
4074 "foo")); | |
4075 result = script->Run(); | |
4076 CHECK_EQ(2, result->Int32Value()); | |
4077 | |
4078 // Test that aliased eval has right this. | |
4079 script = | |
4080 Script::Compile(v8_str("var e = eval;" | |
4081 "function MyObject() { this.self = e('this'); }" | |
4082 "var o = new MyObject();" | |
4083 "this === o.self")); | |
4084 result = script->Run(); | |
4085 CHECK(result->IsTrue()); | |
4086 | |
4087 // Try to cheat the 'aliased eval' detection. | |
4088 script = | |
4089 Script::Compile(v8_str("var x = this;" | |
4090 "foo = 0;" | |
4091 "(function() {" | |
4092 " var foo = 2;" | |
4093 " return x.eval('foo');" | |
4094 "})();")); | |
4095 result = script->Run(); | |
4096 CHECK_EQ(0, result->Int32Value()); | |
4097 | |
4098 script = | |
4099 Script::Compile(v8_str("var e = eval;" | |
4100 "foo = 0;" | |
4101 "(function() {" | |
4102 " var eval = function(x) { return x; };" | |
4103 " var foo = eval(2);" | |
4104 " return e('foo');" | |
4105 "})();")); | |
4106 result = script->Run(); | |
4107 CHECK_EQ(0, result->Int32Value()); | |
4108 | |
4109 script = | |
4110 Script::Compile(v8_str("(function() {" | |
4111 " var eval = function(x) { return 2 * x; };" | |
4112 " return (function() { return eval(2); })();" | |
4113 "})();")); | |
4114 result = script->Run(); | |
4115 CHECK_EQ(4, result->Int32Value()); | |
4116 | |
4117 script = | |
4118 Script::Compile(v8_str("eval = function(x) { return 2 * x; };" | |
4119 "(function() {" | |
4120 " return (function() { return eval(2); })();" | |
4121 "})();")); | |
4122 result = script->Run(); | |
4123 CHECK_EQ(4, result->Int32Value()); | |
4124 } | |
4125 | |
4126 | |
4127 THREADED_TEST(EvalAliasedDynamic) { | |
4128 v8::HandleScope scope; | |
4129 LocalContext current; | |
4130 | |
4131 // This sets 'global' to the real global object (as opposed to the | |
4132 // proxy). It is highly implementation dependent, so take care. | |
4133 current->Global()->Set(v8_str("global"), current->Global()->GetPrototype()); | |
4134 | |
4135 // Tests where aliased eval can only be resolved dynamically. | |
4136 Local<Script> script = | |
4137 Script::Compile(v8_str("function f(x) { " | |
4138 " var foo = 2;" | |
4139 " with (x) { return eval('foo'); }" | |
4140 "}" | |
4141 "foo = 0;" | |
4142 "var result = f(new Object()) == 2;" | |
4143 "result = result && (f(global) == 0);" | |
4144 "var x = new Object();" | |
4145 "x.eval = function(x) { return 1; };" | |
4146 "result = result && (f(x) == 1);" | |
4147 "result")); | |
4148 Local<Value> result = script->Run(); | |
4149 CHECK(result->IsTrue()); | |
4150 | |
4151 v8::TryCatch try_catch; | |
4152 script = | |
4153 Script::Compile(v8_str("function f(x) { " | |
4154 " var bar = 2;" | |
4155 " with (x) { return eval('bar'); }" | |
4156 "}" | |
4157 "f(global)")); | |
4158 result = script->Run(); | |
4159 CHECK(try_catch.HasCaught()); | |
4160 try_catch.Reset(); | |
4161 | |
4162 script = | |
4163 Script::Compile(v8_str("this.eval = function (x) { return x + x; };" | |
4164 "foo = 2;" | |
4165 "eval('foo')")); | |
4166 result = script->Run(); | |
4167 CHECK(result->IsString()); | |
4168 CHECK_EQ(v8_str("foofoo"), result); | |
4042 } | 4169 } |
4043 | 4170 |
4044 | 4171 |
4045 THREADED_TEST(CrossEval) { | 4172 THREADED_TEST(CrossEval) { |
4046 v8::HandleScope scope; | 4173 v8::HandleScope scope; |
4047 LocalContext other; | 4174 LocalContext other; |
4048 LocalContext current; | 4175 LocalContext current; |
4049 | 4176 |
4050 Local<String> token = v8_str("<security token>"); | 4177 Local<String> token = v8_str("<security token>"); |
4051 other->SetSecurityToken(token); | 4178 other->SetSecurityToken(token); |
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5338 CompileRun("for (var j = 0; j < 10; j++) new RegExp('');"); | 5465 CompileRun("for (var j = 0; j < 10; j++) new RegExp('');"); |
5339 } | 5466 } |
5340 // Test CallIC. | 5467 // Test CallIC. |
5341 for (int i = 0; i < 2; i++) { | 5468 for (int i = 0; i < 2; i++) { |
5342 LocalContext context; | 5469 LocalContext context; |
5343 context->Global()->Set(v8_str("tmp"), v8::True()); | 5470 context->Global()->Set(v8_str("tmp"), v8::True()); |
5344 context->Global()->Delete(v8_str("tmp")); | 5471 context->Global()->Delete(v8_str("tmp")); |
5345 CompileRun("for (var j = 0; j < 10; j++) RegExp('')"); | 5472 CompileRun("for (var j = 0; j < 10; j++) RegExp('')"); |
5346 } | 5473 } |
5347 } | 5474 } |
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