1// Copyright 2013 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 "cc/resources/texture_mailbox_deleter.h" 6 7#include "base/message_loop/message_loop_proxy.h" 8#include "cc/resources/single_release_callback.h" 9#include "cc/test/test_context_provider.h" 10#include "cc/test/test_web_graphics_context_3d.h" 11#include "testing/gtest/include/gtest/gtest.h" 12 13namespace cc { 14namespace { 15 16TEST(TextureMailboxDeleterTest, Destroy) { 17 scoped_ptr<TextureMailboxDeleter> deleter( 18 new TextureMailboxDeleter(base::MessageLoopProxy::current())); 19 20 scoped_refptr<TestContextProvider> context_provider = 21 TestContextProvider::Create(); 22 context_provider->BindToCurrentThread(); 23 24 GLuint texture_id = 0u; 25 context_provider->ContextGL()->GenTextures(1, &texture_id); 26 27 EXPECT_TRUE(context_provider->HasOneRef()); 28 EXPECT_EQ(1u, context_provider->TestContext3d()->NumTextures()); 29 30 scoped_ptr<SingleReleaseCallback> cb = 31 deleter->GetReleaseCallback(context_provider, texture_id).Pass(); 32 EXPECT_FALSE(context_provider->HasOneRef()); 33 EXPECT_EQ(1u, context_provider->TestContext3d()->NumTextures()); 34 35 // When the deleter is destroyed, it immediately drops its ref on the 36 // ContextProvider, and deletes the texture. 37 deleter.reset(); 38 EXPECT_TRUE(context_provider->HasOneRef()); 39 EXPECT_EQ(0u, context_provider->TestContext3d()->NumTextures()); 40 41 // Run the scoped release callback before destroying it, but it won't do 42 // anything. 43 cb->Run(0, false); 44} 45 46} // namespace 47} // namespace cc 48