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// Copyright (c) 2006-2008 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 "o3d/gpu_plugin/command_buffer.h"
#include "o3d/gpu_plugin/np_utils/dynamic_np_object.h"
#include "o3d/gpu_plugin/np_utils/np_browser_mock.h"
#include "o3d/gpu_plugin/np_utils/np_object_mock.h"
#include "o3d/gpu_plugin/np_utils/np_object_pointer.h"
#include "o3d/gpu_plugin/system_services/shared_memory_mock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/gmock/include/gmock/gmock.h"
using testing::_;
using testing::DoAll;
using testing::Return;
using testing::SetArgumentPointee;
using testing::StrictMock;
namespace o3d {
namespace gpu_plugin {
class MockSystemNPObject : public DefaultNPObject<NPObject> {
public:
explicit MockSystemNPObject(NPP npp) {
}
MOCK_METHOD1(CreateSharedMemory, NPObjectPointer<NPObject>(int32));
NP_UTILS_BEGIN_DISPATCHER_CHAIN(MockSystemNPObject, DefaultNPObject<NPObject>)
NP_UTILS_DISPATCHER(CreateSharedMemory, NPObjectPointer<NPObject>(int32))
NP_UTILS_END_DISPATCHER_CHAIN
private:
DISALLOW_COPY_AND_ASSIGN(MockSystemNPObject);
};
class CommandBufferTest : public testing::Test {
protected:
virtual void SetUp() {
command_buffer_object_ = NPCreateObject<CommandBuffer>(NULL);
window_object_ = NPCreateObject<DynamicNPObject>(NULL);
chromium_object_ = NPCreateObject<DynamicNPObject>(NULL);
NPSetProperty(NULL, window_object_, "chromium", chromium_object_);
system_object_ = NPCreateObject<StrictMock<MockSystemNPObject> >(NULL);
NPSetProperty(NULL, chromium_object_, "system", system_object_);
}
MockNPBrowser mock_browser_;
NPObjectPointer<CommandBuffer> command_buffer_object_;
NPObjectPointer<DynamicNPObject> window_object_;
NPObjectPointer<DynamicNPObject> chromium_object_;
NPObjectPointer<MockSystemNPObject> system_object_;
};
TEST_F(CommandBufferTest, TestBehaviorWhileUninitialized) {
EXPECT_EQ(NPObjectPointer<NPObject>(),
command_buffer_object_->GetSharedMemory());
EXPECT_EQ(0, command_buffer_object_->GetGetOffset());
}
TEST_F(CommandBufferTest, InitializesCommandBuffer) {
EXPECT_CALL(mock_browser_, GetWindowNPObject(NULL))
.WillOnce(Return(window_object_.ToReturned()));
NPObjectPointer<MockSharedMemory> expected_shared_memory =
NPCreateObject<StrictMock<MockSharedMemory> >(NULL);
EXPECT_CALL(*system_object_.Get(), CreateSharedMemory(1024))
.WillOnce(Return(expected_shared_memory));
EXPECT_CALL(*expected_shared_memory.Get(), Map())
.WillOnce(Return(true));
EXPECT_TRUE(command_buffer_object_->Initialize(1024));
EXPECT_EQ(expected_shared_memory, command_buffer_object_->GetSharedMemory());
// Cannot reinitialize.
EXPECT_FALSE(command_buffer_object_->Initialize(1024));
EXPECT_EQ(expected_shared_memory, command_buffer_object_->GetSharedMemory());
}
TEST_F(CommandBufferTest, InitializeFailsIfCannotCreateSharedMemory) {
EXPECT_CALL(mock_browser_, GetWindowNPObject(NULL))
.WillOnce(Return(window_object_.ToReturned()));
EXPECT_CALL(*system_object_.Get(), CreateSharedMemory(1024))
.WillOnce(Return(NPObjectPointer<NPObject>()));
EXPECT_FALSE(command_buffer_object_->Initialize(1024));
EXPECT_EQ(NPObjectPointer<NPObject>(),
command_buffer_object_->GetSharedMemory());
}
TEST_F(CommandBufferTest, InitializeFailsIfCannotMapSharedMemory) {
EXPECT_CALL(mock_browser_, GetWindowNPObject(NULL))
.WillOnce(Return(window_object_.ToReturned()));
NPObjectPointer<MockSharedMemory> expected_shared_memory =
NPCreateObject<StrictMock<MockSharedMemory> >(NULL);
EXPECT_CALL(*system_object_.Get(), CreateSharedMemory(1024))
.WillOnce(Return(expected_shared_memory));
EXPECT_CALL(*expected_shared_memory.Get(), Map())
.WillOnce(Return(false));
EXPECT_FALSE(command_buffer_object_->Initialize(1024));
EXPECT_EQ(NPObjectPointer<NPObject>(),
command_buffer_object_->GetSharedMemory());
}
} // namespace gpu_plugin
} // namespace o3d
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