8a26290143
These are used by v8_wrapper/heap_test_utilities.* in Blink. See crrev.com/c/2787126 for usage. Bug: chromium:1056170 Change-Id: I329b1823f2ac21181a3536577ed72bee3d591347 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2786842 Commit-Queue: Omer Katz <omerkatz@chromium.org> Reviewed-by: Michael Lippautz <mlippautz@chromium.org> Cr-Commit-Position: refs/heads/master@{#73805}
64 lines
2.1 KiB
C++
64 lines
2.1 KiB
C++
// Copyright 2020 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "include/cppgc/testing.h"
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#include "include/cppgc/allocation.h"
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#include "include/cppgc/garbage-collected.h"
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#include "include/cppgc/persistent.h"
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#include "test/unittests/heap/cppgc/tests.h"
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#include "testing/gtest/include/gtest/gtest.h"
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namespace cppgc {
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namespace internal {
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namespace {
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class TestingTest : public testing::TestWithHeap {};
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class GCed : public GarbageCollected<GCed> {
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public:
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void Trace(Visitor*) const {}
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};
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} // namespace
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TEST_F(TestingTest, OverrideEmbeddertackStateScope) {
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{
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auto* gced = MakeGarbageCollected<GCed>(GetHeap()->GetAllocationHandle());
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WeakPersistent<GCed> weak{gced};
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internal::Heap::From(GetHeap())->CollectGarbage(
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Heap::Config::PreciseAtomicConfig());
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EXPECT_FALSE(weak);
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}
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{
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auto* gced = MakeGarbageCollected<GCed>(GetHeap()->GetAllocationHandle());
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WeakPersistent<GCed> weak{gced};
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cppgc::testing::OverrideEmbedderStackStateScope override_stack(
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GetHeap()->GetHeapHandle(),
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EmbedderStackState::kMayContainHeapPointers);
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internal::Heap::From(GetHeap())->CollectGarbage(
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Heap::Config::PreciseAtomicConfig());
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EXPECT_TRUE(weak);
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}
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{
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auto* gced = MakeGarbageCollected<GCed>(GetHeap()->GetAllocationHandle());
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WeakPersistent<GCed> weak{gced};
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cppgc::testing::OverrideEmbedderStackStateScope override_stack(
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GetHeap()->GetHeapHandle(), EmbedderStackState::kNoHeapPointers);
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internal::Heap::From(GetHeap())->CollectGarbage(
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Heap::Config::ConservativeAtomicConfig());
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EXPECT_FALSE(weak);
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}
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}
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TEST_F(TestingTest, StandaloneTestingHeap) {
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// Perform garbage collection through the StandaloneTestingHeap API.
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cppgc::testing::StandaloneTestingHeap heap(GetHeap()->GetHeapHandle());
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heap.StartGarbageCollection();
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heap.PerformMarkingStep(EmbedderStackState::kNoHeapPointers);
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heap.FinalizeGarbageCollection(EmbedderStackState::kNoHeapPointers);
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}
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} // namespace internal
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} // namespace cppgc
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