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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "modules/csspaint/PaintWorklet.h" |
| 6 |
| 7 #include "bindings/core/v8/ScriptSourceCode.h" |
| 8 #include "bindings/core/v8/V8GCController.h" |
| 9 #include "bindings/core/v8/WorkerOrWorkletScriptController.h" |
| 10 #include "core/frame/LocalFrame.h" |
| 11 #include "core/testing/DummyPageHolder.h" |
| 12 #include "modules/csspaint/CSSPaintDefinition.h" |
| 13 #include "modules/csspaint/PaintWorkletGlobalScope.h" |
| 14 #include "modules/csspaint/WindowPaintWorklet.h" |
| 15 #include "testing/gtest/include/gtest/gtest.h" |
| 16 #include "wtf/OwnPtr.h" |
| 17 |
| 18 namespace blink { |
| 19 |
| 20 namespace { |
| 21 |
| 22 static void clearHandle(const v8::WeakCallbackInfo<ScopedPersistent<v8::Function
>>& data) |
| 23 { |
| 24 data.GetParameter()->clear(); |
| 25 } |
| 26 |
| 27 } // namespace |
| 28 |
| 29 class PaintWorkletTest : public testing::Test { |
| 30 public: |
| 31 PaintWorkletTest() |
| 32 : m_page(DummyPageHolder::create()) |
| 33 { |
| 34 } |
| 35 |
| 36 PaintWorklet* paintWorklet() |
| 37 { |
| 38 return WindowPaintWorklet::from(*m_page->frame().localDOMWindow()).paint
Worklet(&m_page->document()); |
| 39 } |
| 40 |
| 41 protected: |
| 42 OwnPtr<DummyPageHolder> m_page; |
| 43 }; |
| 44 |
| 45 TEST_F(PaintWorkletTest, GarbageCollectionOfCSSPaintDefinition) |
| 46 { |
| 47 PaintWorkletGlobalScope* globalScope = toPaintWorkletGlobalScope(paintWorkle
t()->workletGlobalScope()); |
| 48 globalScope->scriptController()->evaluate(ScriptSourceCode("registerPaint('f
oo', class { paint() { } });")); |
| 49 |
| 50 CSSPaintDefinition* definition = globalScope->findDefinition("foo"); |
| 51 ASSERT(definition); |
| 52 |
| 53 v8::Isolate* isolate = globalScope->scriptController()->getScriptState()->is
olate(); |
| 54 ASSERT(isolate); |
| 55 |
| 56 // Set our ScopedPersistent to the paint function, and make weak. |
| 57 ScopedPersistent<v8::Function> handle; |
| 58 { |
| 59 v8::HandleScope handleScope(isolate); |
| 60 handle.set(isolate, definition->paintFunctionForTesting(isolate)); |
| 61 handle.setWeak(&handle, clearHandle); |
| 62 } |
| 63 ASSERT(!handle.isEmpty()); |
| 64 ASSERT(handle.isWeak()); |
| 65 |
| 66 // Run a GC, persistent shouldn't have been collected yet. |
| 67 Heap::collectAllGarbage(); |
| 68 V8GCController::collectAllGarbageForTesting(isolate); |
| 69 ASSERT(!handle.isEmpty()); |
| 70 |
| 71 // Delete the page & associated objects. |
| 72 m_page.clear(); |
| 73 |
| 74 // Run a GC, the persistent should have been collected. |
| 75 Heap::collectAllGarbage(); |
| 76 V8GCController::collectAllGarbageForTesting(isolate); |
| 77 ASSERT(handle.isEmpty()); |
| 78 } |
| 79 |
| 80 } // naespace blink |
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