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