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// Copyright 2016 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include "src/managed.h"
#include "src/objects-inl.h"
#include "test/cctest/cctest.h"
namespace v8 {
namespace internal {
class DeleteRecorder {
public:
explicit DeleteRecorder(bool* deleted) : deleted_(deleted) {
*deleted_ = false;
}
~DeleteRecorder() { *deleted_ = true; }
static void Deleter(Isolate::ManagedObjectFinalizer* finalizer) {
delete *reinterpret_cast<DeleteRecorder**>(finalizer);
}
private:
bool* deleted_;
};
TEST(ManagedCollect) {
Isolate* isolate = CcTest::InitIsolateOnce();
bool deleted1 = false;
bool deleted2 = false;
DeleteRecorder* d1 = new DeleteRecorder(&deleted1);
DeleteRecorder* d2 = new DeleteRecorder(&deleted2);
Isolate::ManagedObjectFinalizer finalizer(d2, DeleteRecorder::Deleter);
isolate->RegisterForReleaseAtTeardown(&finalizer);
{
HandleScope scope(isolate);
auto handle = Managed<DeleteRecorder>::From(isolate, d1);
USE(handle);
}
CcTest::CollectAllAvailableGarbage();
CHECK(deleted1);
CHECK(!deleted2);
isolate->UnregisterFromReleaseAtTeardown(&finalizer);
delete d2;
CHECK(deleted2);
}
TEST(DisposeCollect) {
v8::Isolate::CreateParams create_params;
create_params.array_buffer_allocator =
CcTest::InitIsolateOnce()->array_buffer_allocator();
v8::Isolate* isolate = v8::Isolate::New(create_params);
isolate->Enter();
Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate);
bool deleted1 = false;
bool deleted2 = false;
DeleteRecorder* d1 = new DeleteRecorder(&deleted1);
DeleteRecorder* d2 = new DeleteRecorder(&deleted2);
{
HandleScope scope(i_isolate);
auto handle = Managed<DeleteRecorder>::From(i_isolate, d1);
USE(handle);
}
Isolate::ManagedObjectFinalizer finalizer(d2, DeleteRecorder::Deleter);
i_isolate->RegisterForReleaseAtTeardown(&finalizer);
isolate->Exit();
isolate->Dispose();
CHECK(deleted1);
CHECK(deleted2);
}
TEST(CollectOnGC) {
i::Isolate* i_isolate = CcTest::InitIsolateOnce();
bool deleted = false;
{
HandleScope scope(i_isolate);
Managed<DeleteRecorder>::Allocate(i_isolate, &deleted);
}
// TODO(ulan): It should be possible to trigger a normal gc before the
// "critical" one, and the "critical" one should still process pending
// second-pass phantom callbacks (crbug.com/v8/7628).
// CcTest::CollectAllGarbage();
CcTest::CollectAllAvailableGarbage();
CHECK(deleted);
}
} // namespace internal
} // namespace v8
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