d37562e543
Add test for Cpp->JS references. Bug: chromium:1056170 Change-Id: I7240483b6ad7393346b55a9756fcd4721e238119 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2642257 Reviewed-by: Omer Katz <omerkatz@chromium.org> Commit-Queue: Michael Lippautz <mlippautz@chromium.org> Cr-Commit-Position: refs/heads/master@{#72230}
55 lines
1.9 KiB
C++
55 lines
1.9 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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#ifndef V8_UNITTESTS_HEAP_UNIFIED_HEAP_UTILS_H_
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#define V8_UNITTESTS_HEAP_UNIFIED_HEAP_UTILS_H_
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#include "include/cppgc/heap.h"
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#include "include/v8.h"
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#include "test/unittests/heap/heap-utils.h"
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namespace v8 {
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namespace internal {
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class CppHeap;
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class UnifiedHeapTest : public TestWithHeapInternals {
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public:
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UnifiedHeapTest();
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~UnifiedHeapTest() override = default;
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void CollectGarbageWithEmbedderStack(cppgc::Heap::SweepingType sweeping_type =
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cppgc::Heap::SweepingType::kAtomic);
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void CollectGarbageWithoutEmbedderStack(
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cppgc::Heap::SweepingType sweeping_type =
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cppgc::Heap::SweepingType::kAtomic);
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CppHeap& cpp_heap() const;
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cppgc::AllocationHandle& allocation_handle();
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};
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class WrapperHelper {
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public:
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// Sets up a V8 API object so that it points back to a C++ object. The setup
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// used is recognized by the GC and references will be followed for liveness
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// analysis (marking) as well as tooling (snapshot).
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static v8::Local<v8::Object> CreateWrapper(v8::Local<v8::Context> context,
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void* wrappable_object,
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const char* class_name = "");
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// Resets the connection of a wrapper (JS) to its wrappable (C++), meaning
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// that the wrappable object is not longer kept alive by the wrapper object.
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static void ResetWrappableConnection(v8::Local<v8::Object> api_object);
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// Sets up the connection of a wrapper (JS) to its wrappable (C++). Does not
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// emit any possibly needed write barrier.
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static void SetWrappableConnection(v8::Local<v8::Object> api_object, void*,
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void*);
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};
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} // namespace internal
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} // namespace v8
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#endif // V8_UNITTESTS_HEAP_UNIFIED_HEAP_UTILS_H_
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