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// Copyright (c) 2012 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 "base/bind.h"
#include "base/bind_helpers.h"
#include "base/threading/thread.h"
#include "gpu/command_buffer/common/cmd_buffer_common.h"
#include "gpu/command_buffer/service/command_buffer_service.h"
#include "gpu/command_buffer/service/transfer_buffer_manager.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/gmock/include/gmock/gmock.h"
using base::SharedMemory;
using testing::_;
using testing::DoAll;
using testing::Return;
using testing::SetArgumentPointee;
using testing::StrictMock;
namespace gpu {
class CommandBufferServiceTest : public testing::Test {
protected:
virtual void SetUp() {
{
TransferBufferManager* manager = new TransferBufferManager();
transfer_buffer_manager_.reset(manager);
EXPECT_TRUE(manager->Initialize());
}
command_buffer_.reset(
new CommandBufferService(transfer_buffer_manager_.get()));
EXPECT_TRUE(command_buffer_->Initialize());
}
int32 GetGetOffset() {
return command_buffer_->GetState().get_offset;
}
int32 GetPutOffset() {
return command_buffer_->GetState().put_offset;
}
int32 GetToken() {
return command_buffer_->GetState().token;
}
int32 GetError() {
return command_buffer_->GetState().error;
}
bool Initialize(size_t size) {
int32 id;
command_buffer_->CreateTransferBuffer(size, &id);
EXPECT_GT(id, 0);
command_buffer_->SetGetBuffer(id);
return true;
}
scoped_ptr<TransferBufferManagerInterface> transfer_buffer_manager_;
scoped_ptr<CommandBufferService> command_buffer_;
};
TEST_F(CommandBufferServiceTest, InitializesCommandBuffer) {
EXPECT_TRUE(Initialize(1024));
CommandBuffer::State state = command_buffer_->GetState();
EXPECT_EQ(0, state.get_offset);
EXPECT_EQ(0, state.put_offset);
EXPECT_EQ(0, state.token);
EXPECT_EQ(error::kNoError, state.error);
}
namespace {
class CallbackTest {
public:
virtual void PutOffsetChanged() = 0;
virtual bool GetBufferChanged(int32 id) = 0;
};
class MockCallbackTest : public CallbackTest {
public:
MOCK_METHOD0(PutOffsetChanged, void());
MOCK_METHOD1(GetBufferChanged, bool(int32));
};
} // anonymous namespace
TEST_F(CommandBufferServiceTest, CanSyncGetAndPutOffset) {
Initialize(1024);
scoped_ptr<StrictMock<MockCallbackTest> > change_callback(
new StrictMock<MockCallbackTest>);
command_buffer_->SetPutOffsetChangeCallback(
base::Bind(
&CallbackTest::PutOffsetChanged,
base::Unretained(change_callback.get())));
EXPECT_CALL(*change_callback, PutOffsetChanged());
command_buffer_->Flush(2);
EXPECT_EQ(0, GetGetOffset());
EXPECT_EQ(2, GetPutOffset());
EXPECT_CALL(*change_callback, PutOffsetChanged());
command_buffer_->Flush(4);
EXPECT_EQ(0, GetGetOffset());
EXPECT_EQ(4, GetPutOffset());
command_buffer_->SetGetOffset(2);
EXPECT_EQ(2, GetGetOffset());
EXPECT_CALL(*change_callback, PutOffsetChanged());
command_buffer_->Flush(6);
command_buffer_->Flush(-1);
EXPECT_NE(error::kNoError, GetError());
command_buffer_->Flush(1024);
EXPECT_NE(error::kNoError, GetError());
}
TEST_F(CommandBufferServiceTest, SetGetBuffer) {
int32 ring_buffer_id;
command_buffer_->CreateTransferBuffer(1024, &ring_buffer_id);
EXPECT_GT(ring_buffer_id, 0);
scoped_ptr<StrictMock<MockCallbackTest> > change_callback(
new StrictMock<MockCallbackTest>);
command_buffer_->SetGetBufferChangeCallback(
base::Bind(
&CallbackTest::GetBufferChanged,
base::Unretained(change_callback.get())));
EXPECT_CALL(*change_callback, GetBufferChanged(ring_buffer_id))
.WillOnce(Return(true));
command_buffer_->SetGetBuffer(ring_buffer_id);
EXPECT_EQ(0, GetGetOffset());
}
TEST_F(CommandBufferServiceTest, DefaultTokenIsZero) {
EXPECT_EQ(0, GetToken());
}
TEST_F(CommandBufferServiceTest, CanSetToken) {
command_buffer_->SetToken(7);
EXPECT_EQ(7, GetToken());
}
TEST_F(CommandBufferServiceTest, DefaultParseErrorIsNoError) {
EXPECT_EQ(0, GetError());
}
TEST_F(CommandBufferServiceTest, CanSetParseError) {
command_buffer_->SetParseError(error::kInvalidSize);
EXPECT_EQ(1, GetError());
}
} // namespace gpu
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