GL Implementation for GPU Discardable

gpu/command_buffer/service/gles2_cmd_decoder_unittest_textures.cc

 // Copyright 2014 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 "gpu/command_buffer/service/gles2_cmd_decoder.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include "base/command_line.h"
 #include "base/strings/string_number_conversions.h"
 #include "gpu/command_buffer/common/gles2_cmd_format.h"
 #include "gpu/command_buffer/common/gles2_cmd_utils.h"
 #include "gpu/command_buffer/common/id_allocator.h"
 #include "gpu/command_buffer/service/cmd_buffer_engine.h"
 #include "gpu/command_buffer/service/context_group.h"
 #include "gpu/command_buffer/service/context_state.h"
 #include "gpu/command_buffer/service/gl_surface_mock.h"
 #include "gpu/command_buffer/service/gles2_cmd_decoder_unittest.h"
 #include "gpu/command_buffer/service/image_manager.h"
 #include "gpu/command_buffer/service/mailbox_manager.h"
 #include "gpu/command_buffer/service/mocks.h"
 #include "gpu/command_buffer/service/program_manager.h"
+#include "gpu/command_buffer/service/service_discardable_manager.h"
 #include "gpu/command_buffer/service/test_helper.h"
 #include "gpu/config/gpu_switches.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/gl/gl_image_stub.h"
 #include "ui/gl/gl_implementation.h"
 #include "ui/gl/gl_mock.h"
 #include "ui/gl/gl_surface_stub.h"
 
 #if !defined(GL_DEPTH24_STENCIL8)
 #define GL_DEPTH24_STENCIL8 0x88F0
@@ skipping 4818 matching lines @@
     typedef GetTexParameteriv::Result Result;
     Result* result = static_cast<Result*>(shared_memory_address_);
     result->size = 0;
     GetTexParameteriv cmd;
     cmd.Init(kTarget, kSwizzleParam, shared_memory_id_, shared_memory_offset_);
     EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
     EXPECT_EQ(GL_INVALID_ENUM, GetGLError());
   }
 }
 
+TEST_P(GLES2DecoderTest, TestInitDiscardableTexture) {
+  EXPECT_EQ(0u, group().discardable_manager()->NumCacheEntriesForTesting());
+  DoInitializeDiscardableTextureCHROMIUM(client_texture_id_);
+  EXPECT_EQ(1u, group().discardable_manager()->NumCacheEntriesForTesting());
+}
+
+TEST_P(GLES2DecoderTest, TestInitInvalidDiscardableTexture) {
+  EXPECT_EQ(0u, group().discardable_manager()->NumCacheEntriesForTesting());
+  DoInitializeDiscardableTextureCHROMIUM(0);
+  EXPECT_EQ(0u, group().discardable_manager()->NumCacheEntriesForTesting());
+  EXPECT_EQ(GL_INVALID_VALUE, GetGLError());
+}
+
+TEST_P(GLES2DecoderTest, TestUnlockDiscardableTexture) {
+  const ContextGroup& context_group = group();
+  EXPECT_EQ(0u, group().discardable_manager()->NumCacheEntriesForTesting());
+  DoInitializeDiscardableTextureCHROMIUM(client_texture_id_);
+  EXPECT_TRUE(context_group.discardable_manager()->IsEntryLockedForTesting(
+      client_texture_id_, &context_group));
+  DoUnlockDiscardableTextureCHROMIUM(client_texture_id_);
+  EXPECT_FALSE(context_group.discardable_manager()->IsEntryLockedForTesting(
+      client_texture_id_, &context_group));
+}
+
+TEST_P(GLES2DecoderTest, TestDeleteDiscardableTexture) {
+  EXPECT_EQ(0u, group().discardable_manager()->NumCacheEntriesForTesting());
+  DoInitializeDiscardableTextureCHROMIUM(client_texture_id_);
+  EXPECT_EQ(1u, group().discardable_manager()->NumCacheEntriesForTesting());
+  DoDeleteTexture(client_texture_id_, kServiceTextureId);
+  EXPECT_EQ(0u, group().discardable_manager()->NumCacheEntriesForTesting());
+}
+
 // TODO(gman): Complete this test.
 // TEST_P(GLES2DecoderTest, CompressedTexImage2DGLError) {
 // }
 
 // TODO(gman): CompressedTexImage2D
 
 // TODO(gman): CompressedTexImage2DImmediate
 
 // TODO(gman): CompressedTexSubImage2DImmediate
 
 // TODO(gman): TexImage2D
 
 // TODO(gman): TexImage2DImmediate
 
 // TODO(gman): TexSubImage2DImmediate
 
 }  // namespace gles2
 }  // namespace gpu