Line data    Source code

       1             : // Copyright 2017 the V8 project authors. All rights reserved.
       2             : // Use of this source code is governed by a BSD-style license that can be
       3             : // found in the LICENSE file.
       4             : 
       5             : #include "include/v8.h"
       6             : #include "src/flags.h"
       7             : #include "test/unittests/test-utils.h"
       8             : #include "testing/gtest/include/gtest/gtest.h"
       9             : 
      10             : namespace v8 {
      11             : namespace {
      12             : 
      13             : using APIExceptionTest = TestWithIsolate;
      14             : 
      15             : class ScopedExposeGc {
      16             :  public:
      17           1 :   ScopedExposeGc() : was_exposed_(i::FLAG_expose_gc) {
      18           1 :     i::FLAG_expose_gc = true;
      19             :   }
      20           1 :   ~ScopedExposeGc() { i::FLAG_expose_gc = was_exposed_; }
      21             : 
      22             :  private:
      23             :   const bool was_exposed_;
      24             : };
      25             : 
      26       15373 : TEST_F(APIExceptionTest, ExceptionMessageDoesNotKeepContextAlive) {
      27             :   ScopedExposeGc expose_gc;
      28             :   Persistent<Context> weak_context;
      29             :   {
      30           2 :     HandleScope handle_scope(isolate());
      31           1 :     Local<Context> context = Context::New(isolate());
      32             :     weak_context.Reset(isolate(), context);
      33             :     weak_context.SetWeak();
      34             : 
      35             :     Context::Scope context_scope(context);
      36           2 :     TryCatch try_catch(isolate());
      37           1 :     isolate()->ThrowException(Undefined(isolate()));
      38             :   }
      39             :   isolate()->RequestGarbageCollectionForTesting(
      40           1 :       Isolate::kFullGarbageCollection);
      41           1 :   EXPECT_TRUE(weak_context.IsEmpty());
      42           1 : }
      43             : 
      44             : }  // namespace
      45        9222 : }  // namespace v8