v8/test/cctest/heap/test-unmapper.cc
Florian Sattler 6df4c37779 [cleanup] Mark heap/ methods in subclasses with override.
Fixing clang-tidy warning.

Bug: v8:8015
Change-Id: Ibdb4b81e1ba764d73bac6592eeef5783097076fc
Reviewed-on: https://chromium-review.googlesource.com/1225896
Reviewed-by: Hannes Payer <hpayer@chromium.org>
Commit-Queue: Florian Sattler <sattlerf@google.com>
Cr-Commit-Position: refs/heads/master@{#55965}
2018-09-17 15:32:31 +00:00

67 lines
1.8 KiB
C++

// Copyright 2018 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 "src/v8.h"
#include "src/heap/spaces.h"
#include "test/cctest/cctest.h"
#include "test/cctest/heap/heap-utils.h"
using v8::IdleTask;
using v8::Task;
using v8::Isolate;
namespace v8 {
namespace internal {
namespace heap {
class MockPlatformForUnmapper : public TestPlatform {
public:
MockPlatformForUnmapper()
: task_(nullptr), old_platform_(i::V8::GetCurrentPlatform()) {
// Now that it's completely constructed, make this the current platform.
i::V8::SetPlatformForTesting(this);
}
~MockPlatformForUnmapper() override {
delete task_;
i::V8::SetPlatformForTesting(old_platform_);
for (auto& task : worker_tasks_) {
old_platform_->CallOnWorkerThread(std::move(task));
}
worker_tasks_.clear();
}
void CallOnForegroundThread(v8::Isolate* isolate, Task* task) override {
task_ = task;
}
void CallOnWorkerThread(std::unique_ptr<Task> task) override {
worker_tasks_.push_back(std::move(task));
}
bool IdleTasksEnabled(v8::Isolate* isolate) override { return false; }
int NumberOfWorkerThreads() override {
return old_platform_->NumberOfWorkerThreads();
}
private:
Task* task_;
std::vector<std::unique_ptr<Task>> worker_tasks_;
v8::Platform* old_platform_;
};
TEST(EagerUnmappingInCollectAllAvailableGarbage) {
CcTest::InitializeVM();
MockPlatformForUnmapper platform;
Heap* heap = CcTest::heap();
i::heap::SimulateFullSpace(heap->old_space());
CcTest::CollectAllAvailableGarbage();
CHECK_EQ(0, heap->memory_allocator()->unmapper()->NumberOfChunks());
}
} // namespace heap
} // namespace internal
} // namespace v8