| // Copyright 2016 The Chromium 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 "modules/csspaint/PaintWorklet.h" |
| |
| #include "bindings/core/v8/ScriptSourceCode.h" |
| #include "bindings/core/v8/V8GCController.h" |
| #include "bindings/core/v8/WorkerOrWorkletScriptController.h" |
| #include "core/frame/LocalFrame.h" |
| #include "core/testing/DummyPageHolder.h" |
| #include "modules/csspaint/CSSPaintDefinition.h" |
| #include "modules/csspaint/PaintWorkletGlobalScope.h" |
| #include "modules/csspaint/WindowPaintWorklet.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include <memory> |
| |
| namespace blink { |
| |
| class PaintWorkletTest : public testing::Test { |
| public: |
| PaintWorkletTest() |
| : m_page(DummyPageHolder::create()) |
| { |
| } |
| |
| PaintWorklet* paintWorklet() |
| { |
| return WindowPaintWorklet::from(*m_page->frame().localDOMWindow()).paintWorklet(); |
| } |
| |
| protected: |
| std::unique_ptr<DummyPageHolder> m_page; |
| }; |
| |
| TEST_F(PaintWorkletTest, GarbageCollectionOfCSSPaintDefinition) |
| { |
| PaintWorkletGlobalScope* globalScope = paintWorklet()->workletGlobalScopeProxy(); |
| globalScope->scriptController()->evaluate(ScriptSourceCode("registerPaint('foo', class { paint() { } });")); |
| |
| CSSPaintDefinition* definition = globalScope->findDefinition("foo"); |
| ASSERT(definition); |
| |
| v8::Isolate* isolate = globalScope->scriptController()->getScriptState()->isolate(); |
| ASSERT(isolate); |
| |
| // Set our ScopedPersistent to the paint function, and make weak. |
| ScopedPersistent<v8::Function> handle; |
| { |
| v8::HandleScope handleScope(isolate); |
| handle.set(isolate, definition->paintFunctionForTesting(isolate)); |
| handle.setPhantom(); |
| } |
| ASSERT(!handle.isEmpty()); |
| ASSERT(handle.isWeak()); |
| |
| // Run a GC, persistent shouldn't have been collected yet. |
| ThreadState::current()-> collectAllGarbage(); |
| V8GCController::collectAllGarbageForTesting(isolate); |
| ASSERT(!handle.isEmpty()); |
| |
| // Delete the page & associated objects. |
| m_page.reset(); |
| |
| // Run a GC, the persistent should have been collected. |
| ThreadState::current()-> collectAllGarbage(); |
| V8GCController::collectAllGarbageForTesting(isolate); |
| ASSERT(handle.isEmpty()); |
| } |
| |
| } // naespace blink |