Update from https://crrev.com/304121

gpu/command_buffer/service/valuebuffer_manager_unittest.cc

Index: gpu/command_buffer/service/valuebuffer_manager_unittest.cc
diff --git a/gpu/command_buffer/service/valuebuffer_manager_unittest.cc b/gpu/command_buffer/service/valuebuffer_manager_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..ead5df5d1663b7b9a09e3be256376d943818ae6f
--- /dev/null
+++ b/gpu/command_buffer/service/valuebuffer_manager_unittest.cc
@@ -0,0 +1,100 @@
+// Copyright (c) 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/valuebuffer_manager.h"
+
+#include "base/memory/scoped_ptr.h"
+#include "base/strings/string_number_conversions.h"
+#include "base/strings/string_util.h"
+#include "gpu/command_buffer/common/gles2_cmd_format.h"
+#include "gpu/command_buffer/common/gles2_cmd_utils.h"
+#include "gpu/command_buffer/service/common_decoder.h"
+#include "gpu/command_buffer/service/feature_info.h"
+#include "gpu/command_buffer/service/gpu_service_test.h"
+#include "gpu/command_buffer/service/mocks.h"
+#include "gpu/command_buffer/service/test_helper.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "ui/gl/gl_bindings.h"
+#include "ui/gl/gl_mock.h"
+
+namespace gpu {
+namespace gles2 {
+
+class ValuebufferManagerTest : public GpuServiceTest {
+ public:
+  ValuebufferManagerTest() : manager_() {}
+  ~ValuebufferManagerTest() override { manager_.Destroy(); }
+
+ protected:
+  ValuebufferManager manager_;
+};
+
+TEST_F(ValuebufferManagerTest, Basic) {
+  const GLuint kClient1Id = 1;
+  const GLuint kClient2Id = 2;
+  // Check we can create a Valuebuffer
+  manager_.CreateValuebuffer(kClient1Id);
+  Valuebuffer* valuebuffer0 = manager_.GetValuebuffer(kClient1Id);
+  ASSERT_TRUE(valuebuffer0 != NULL);
+  EXPECT_EQ(kClient1Id, valuebuffer0->client_id());
+  // Check we get nothing for a non-existent Valuebuffer.
+  // Check trying to a remove non-existent Valuebuffer does not crash
+  manager_.RemoveValuebuffer(kClient2Id);
+  // Check we can't get the renderbuffer after we remove it.
+  manager_.RemoveValuebuffer(kClient1Id);
+  EXPECT_TRUE(manager_.GetValuebuffer(kClient1Id) == NULL);
+}
+
+TEST_F(ValuebufferManagerTest, Destroy) {
+  const GLuint kClient1Id = 1;
+  // Check we can create Valuebuffer.
+  manager_.CreateValuebuffer(kClient1Id);
+  Valuebuffer* valuebuffer0 = manager_.GetValuebuffer(kClient1Id);
+  ASSERT_TRUE(valuebuffer0 != NULL);
+  EXPECT_EQ(kClient1Id, valuebuffer0->client_id());
+  manager_.Destroy();
+  // Check the resources were released.
+  Valuebuffer* valuebuffer1 = manager_.GetValuebuffer(kClient1Id);
+  ASSERT_TRUE(valuebuffer1 == NULL);
+}
+
+TEST_F(ValuebufferManagerTest, ValueBuffer) {
+  const GLuint kClient1Id = 1;
+  // Check we can create a Valuebuffer
+  manager_.CreateValuebuffer(kClient1Id);
+  Valuebuffer* valuebuffer0 = manager_.GetValuebuffer(kClient1Id);
+  ASSERT_TRUE(valuebuffer0 != NULL);
+  EXPECT_EQ(kClient1Id, valuebuffer0->client_id());
+  EXPECT_FALSE(valuebuffer0->IsValid());
+}
+
+TEST_F(ValuebufferManagerTest, UpdateState) {
+  const GLuint kClient1Id = 1;
+  ValueState valuestate1;
+  valuestate1.int_value[0] = 111;
+  ValueState valuestate2;
+  valuestate2.int_value[0] = 222;
+  manager_.CreateValuebuffer(kClient1Id);
+  Valuebuffer* valuebuffer0 = manager_.GetValuebuffer(kClient1Id);
+  ASSERT_TRUE(valuebuffer0 != NULL);
+  EXPECT_EQ(kClient1Id, valuebuffer0->client_id());
+  valuebuffer0->AddSubscription(GL_MOUSE_POSITION_CHROMIUM);
+  ASSERT_TRUE(valuebuffer0->GetState(GL_MOUSE_POSITION_CHROMIUM) == NULL);
+  manager_.UpdateValueState(GL_MOUSE_POSITION_CHROMIUM, valuestate1);
+  manager_.UpdateValuebufferState(valuebuffer0);
+  const ValueState* new_state1 =
+      valuebuffer0->GetState(GL_MOUSE_POSITION_CHROMIUM);
+  ASSERT_TRUE(new_state1 != NULL);
+  ASSERT_TRUE(new_state1->int_value[0] == 111);
+  // Ensure state changes
+  manager_.UpdateValueState(GL_MOUSE_POSITION_CHROMIUM, valuestate2);
+  manager_.UpdateValuebufferState(valuebuffer0);
+  const ValueState* new_state2 =
+      valuebuffer0->GetState(GL_MOUSE_POSITION_CHROMIUM);
+  ASSERT_TRUE(new_state2 != NULL);
+  ASSERT_TRUE(new_state2->int_value[0] == 222);
+}
+
+}  // namespace gles2
+}  // namespace gpu