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Add test to check for initial objects.

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R=jgruber@chromium.org

Review-Url: https://codereview.chromium.org/2671703002
Cr-Commit-Position: refs/heads/master@{#42886}
This commit is contained in:
yangguo 2017-02-02 04:38:51 -08:00 committed by Commit bot
parent c85ff82822
commit 318b78d43c
1 changed files with 27 additions and 0 deletions
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27
test/cctest/heap/test-heap.cc
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@ -108,6 +108,33 @@ TEST(ContextMaps) {
Context::PROMISE_FUNCTION_INDEX);
}
TEST(InitialObjects) {
LocalContext env;
HandleScope scope(CcTest::i_isolate());
Handle<Context> context = v8::Utils::OpenHandle(*env);
// Initial ArrayIterator prototype.
CHECK_EQ(
context->initial_array_iterator_prototype(),
*v8::Utils::OpenHandle(*CompileRun("[][Symbol.iterator]().__proto__")));
// Initial ArrayIterator prototype map.
CHECK_EQ(context->initial_array_iterator_prototype_map(),
context->initial_array_iterator_prototype()->map());
// Initial Array prototype.
CHECK_EQ(context->initial_array_prototype(),
*v8::Utils::OpenHandle(*CompileRun("Array.prototype")));
// Initial Generator prototype.
CHECK_EQ(context->initial_generator_prototype(),
*v8::Utils::OpenHandle(
*CompileRun("(function*(){}).__proto__.prototype")));
// Initial Iterator prototype.
CHECK_EQ(context->initial_iterator_prototype(),
*v8::Utils::OpenHandle(
*CompileRun("[][Symbol.iterator]().__proto__.__proto__")));
// Initial Object prototype.
CHECK_EQ(context->initial_object_prototype(),
*v8::Utils::OpenHandle(*CompileRun("Object.prototype")));
}
static void CheckOddball(Isolate* isolate, Object* obj, const char* string) {
CHECK(obj->IsOddball());
Handle<Object> handle(obj, isolate);