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buffer_manager_unittest.cc
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buffer_manager_unittest.cc
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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 "gpu/command_buffer/service/buffer_manager.h"
#include "gpu/command_buffer/common/gl_mock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace gpu {
namespace gles2 {
class BufferManagerTest : public testing::Test {
public:
BufferManagerTest() : manager_(NULL) {
}
~BufferManagerTest() {
manager_.Destroy(false);
}
protected:
virtual void SetUp() {
gl_.reset(new ::testing::StrictMock< ::gfx::MockGLInterface>());
::gfx::GLInterface::SetGLInterface(gl_.get());
}
virtual void TearDown() {
::gfx::GLInterface::SetGLInterface(NULL);
gl_.reset();
}
GLenum GetTarget(const BufferManager::BufferInfo* info) const {
return info->target();
}
// Use StrictMock to make 100% sure we know how GL will be called.
scoped_ptr< ::testing::StrictMock< ::gfx::MockGLInterface> > gl_;
BufferManager manager_;
};
TEST_F(BufferManagerTest, Basic) {
const GLuint kClientBuffer1Id = 1;
const GLuint kServiceBuffer1Id = 11;
const GLsizeiptr kBuffer1Size = 123;
const GLuint kClientBuffer2Id = 2;
// Check we can create buffer.
manager_.CreateBufferInfo(kClientBuffer1Id, kServiceBuffer1Id);
// Check buffer got created.
BufferManager::BufferInfo* info1 = manager_.GetBufferInfo(kClientBuffer1Id);
ASSERT_TRUE(info1 != NULL);
EXPECT_EQ(0u, GetTarget(info1));
EXPECT_EQ(0, info1->size());
EXPECT_EQ(static_cast<GLenum>(GL_STATIC_DRAW), info1->usage());
EXPECT_FALSE(info1->IsDeleted());
EXPECT_EQ(kServiceBuffer1Id, info1->service_id());
GLuint client_id = 0;
EXPECT_TRUE(manager_.GetClientId(info1->service_id(), &client_id));
EXPECT_EQ(kClientBuffer1Id, client_id);
manager_.SetTarget(info1, GL_ELEMENT_ARRAY_BUFFER);
EXPECT_EQ(static_cast<GLenum>(GL_ELEMENT_ARRAY_BUFFER), GetTarget(info1));
// Check we and set its size.
manager_.SetInfo(info1, kBuffer1Size, GL_DYNAMIC_DRAW);
EXPECT_EQ(kBuffer1Size, info1->size());
EXPECT_EQ(static_cast<GLenum>(GL_DYNAMIC_DRAW), info1->usage());
// Check we get nothing for a non-existent buffer.
EXPECT_TRUE(manager_.GetBufferInfo(kClientBuffer2Id) == NULL);
// Check trying to a remove non-existent buffers does not crash.
manager_.RemoveBufferInfo(kClientBuffer2Id);
// Check that it gets deleted when the last reference is released.
EXPECT_CALL(*gl_, DeleteBuffersARB(1, ::testing::Pointee(kServiceBuffer1Id)))
.Times(1)
.RetiresOnSaturation();
// Check we can't get the buffer after we remove it.
manager_.RemoveBufferInfo(kClientBuffer1Id);
EXPECT_TRUE(manager_.GetBufferInfo(kClientBuffer1Id) == NULL);
}
TEST_F(BufferManagerTest, Destroy) {
const GLuint kClient1Id = 1;
const GLuint kService1Id = 11;
// Check we can create buffer.
manager_.CreateBufferInfo(kClient1Id, kService1Id);
// Check buffer got created.
BufferManager::BufferInfo* info1 =
manager_.GetBufferInfo(kClient1Id);
ASSERT_TRUE(info1 != NULL);
EXPECT_CALL(*gl_, DeleteBuffersARB(1, ::testing::Pointee(kService1Id)))
.Times(1)
.RetiresOnSaturation();
manager_.Destroy(true);
// Check the resources were released.
info1 = manager_.GetBufferInfo(kClient1Id);
ASSERT_TRUE(info1 == NULL);
}
TEST_F(BufferManagerTest, SetRange) {
const GLuint kClientBufferId = 1;
const GLuint kServiceBufferId = 11;
const uint8 data[] = {10, 9, 8, 7, 6, 5, 4, 3, 2, 1};
manager_.CreateBufferInfo(kClientBufferId, kServiceBufferId);
BufferManager::BufferInfo* info = manager_.GetBufferInfo(kClientBufferId);
ASSERT_TRUE(info != NULL);
manager_.SetTarget(info, GL_ELEMENT_ARRAY_BUFFER);
manager_.SetInfo(info, sizeof(data), GL_STATIC_DRAW);
EXPECT_TRUE(info->SetRange(0, sizeof(data), data));
EXPECT_TRUE(info->SetRange(sizeof(data), 0, data));
EXPECT_FALSE(info->SetRange(sizeof(data), 1, data));
EXPECT_FALSE(info->SetRange(0, sizeof(data) + 1, data));
EXPECT_FALSE(info->SetRange(-1, sizeof(data), data));
EXPECT_FALSE(info->SetRange(0, -1, data));
manager_.SetInfo(info, 1, GL_STATIC_DRAW);
const int size = 0x20000;
scoped_array<uint8> temp(new uint8[size]);
EXPECT_FALSE(info->SetRange(0 - size, size, temp.get()));
EXPECT_FALSE(info->SetRange(1, size / 2, temp.get()));
}
TEST_F(BufferManagerTest, GetRange) {
const GLuint kClientBufferId = 1;
const GLuint kServiceBufferId = 11;
const uint8 data[] = {10, 9, 8, 7, 6, 5, 4, 3, 2, 1};
manager_.CreateBufferInfo(kClientBufferId, kServiceBufferId);
BufferManager::BufferInfo* info = manager_.GetBufferInfo(kClientBufferId);
ASSERT_TRUE(info != NULL);
manager_.SetTarget(info, GL_ELEMENT_ARRAY_BUFFER);
manager_.SetInfo(info, sizeof(data), GL_STATIC_DRAW);
const char* buf = static_cast<const char*>(info->GetRange(0, sizeof(data)));
ASSERT_TRUE(buf != NULL);
const char* buf1 =
static_cast<const char*>(info->GetRange(1, sizeof(data) - 1));
EXPECT_EQ(buf + 1, buf1);
EXPECT_TRUE(info->GetRange(sizeof(data), 1) == NULL);
EXPECT_TRUE(info->GetRange(0, sizeof(data) + 1) == NULL);
EXPECT_TRUE(info->GetRange(-1, sizeof(data)) == NULL);
EXPECT_TRUE(info->GetRange(-0, -1) == NULL);
const int size = 0x20000;
manager_.SetInfo(info, size / 2, GL_STATIC_DRAW);
EXPECT_TRUE(info->GetRange(0 - size, size) == NULL);
EXPECT_TRUE(info->GetRange(1, size / 2) == NULL);
}
TEST_F(BufferManagerTest, GetMaxValueForRangeUint8) {
const GLuint kClientBufferId = 1;
const GLuint kServiceBufferId = 11;
const uint8 data[] = {10, 9, 8, 7, 6, 5, 4, 3, 2, 1};
const uint8 new_data[] = {100, 120, 110};
manager_.CreateBufferInfo(kClientBufferId, kServiceBufferId);
BufferManager::BufferInfo* info = manager_.GetBufferInfo(kClientBufferId);
ASSERT_TRUE(info != NULL);
manager_.SetTarget(info, GL_ELEMENT_ARRAY_BUFFER);
manager_.SetInfo(info, sizeof(data), GL_STATIC_DRAW);
EXPECT_TRUE(info->SetRange(0, sizeof(data), data));
GLuint max_value;
// Check entire range succeeds.
EXPECT_TRUE(info->GetMaxValueForRange(0, 10, GL_UNSIGNED_BYTE, &max_value));
EXPECT_EQ(10u, max_value);
// Check sub range succeeds.
EXPECT_TRUE(info->GetMaxValueForRange(4, 3, GL_UNSIGNED_BYTE, &max_value));
EXPECT_EQ(6u, max_value);
// Check changing sub range succeeds.
EXPECT_TRUE(info->SetRange(4, sizeof(new_data), new_data));
EXPECT_TRUE(info->GetMaxValueForRange(4, 3, GL_UNSIGNED_BYTE, &max_value));
EXPECT_EQ(120u, max_value);
max_value = 0;
EXPECT_TRUE(info->GetMaxValueForRange(0, 10, GL_UNSIGNED_BYTE, &max_value));
EXPECT_EQ(120u, max_value);
// Check out of range fails.
EXPECT_FALSE(info->GetMaxValueForRange(0, 11, GL_UNSIGNED_BYTE, &max_value));
EXPECT_FALSE(info->GetMaxValueForRange(10, 1, GL_UNSIGNED_BYTE, &max_value));
}
TEST_F(BufferManagerTest, GetMaxValueForRangeUint16) {
const GLuint kClientBufferId = 1;
const GLuint kServiceBufferId = 11;
const uint16 data[] = {10, 9, 8, 7, 6, 5, 4, 3, 2, 1};
const uint16 new_data[] = {100, 120, 110};
manager_.CreateBufferInfo(kClientBufferId, kServiceBufferId);
BufferManager::BufferInfo* info = manager_.GetBufferInfo(kClientBufferId);
ASSERT_TRUE(info != NULL);
manager_.SetTarget(info, GL_ELEMENT_ARRAY_BUFFER);
manager_.SetInfo(info, sizeof(data), GL_STATIC_DRAW);
EXPECT_TRUE(info->SetRange(0, sizeof(data), data));
GLuint max_value;
// Check entire range succeeds.
EXPECT_TRUE(info->GetMaxValueForRange(0, 10, GL_UNSIGNED_SHORT, &max_value));
EXPECT_EQ(10u, max_value);
// Check odd offset fails for GL_UNSIGNED_SHORT.
EXPECT_FALSE(info->GetMaxValueForRange(1, 10, GL_UNSIGNED_SHORT, &max_value));
// Check sub range succeeds.
EXPECT_TRUE(info->GetMaxValueForRange(8, 3, GL_UNSIGNED_SHORT, &max_value));
EXPECT_EQ(6u, max_value);
// Check changing sub range succeeds.
EXPECT_TRUE(info->SetRange(8, sizeof(new_data), new_data));
EXPECT_TRUE(info->GetMaxValueForRange(8, 3, GL_UNSIGNED_SHORT, &max_value));
EXPECT_EQ(120u, max_value);
max_value = 0;
EXPECT_TRUE(info->GetMaxValueForRange(0, 10, GL_UNSIGNED_SHORT, &max_value));
EXPECT_EQ(120u, max_value);
// Check out of range fails.
EXPECT_FALSE(info->GetMaxValueForRange(0, 11, GL_UNSIGNED_SHORT, &max_value));
EXPECT_FALSE(info->GetMaxValueForRange(20, 1, GL_UNSIGNED_SHORT, &max_value));
}
TEST_F(BufferManagerTest, GetMaxValueForRangeUint32) {
const GLuint kClientBufferId = 1;
const GLuint kServiceBufferId = 11;
const uint32 data[] = {10, 9, 8, 7, 6, 5, 4, 3, 2, 1};
const uint32 new_data[] = {100, 120, 110};
manager_.CreateBufferInfo(kClientBufferId, kServiceBufferId);
BufferManager::BufferInfo* info = manager_.GetBufferInfo(kClientBufferId);
ASSERT_TRUE(info != NULL);
manager_.SetTarget(info, GL_ELEMENT_ARRAY_BUFFER);
manager_.SetInfo(info, sizeof(data), GL_STATIC_DRAW);
EXPECT_TRUE(info->SetRange(0, sizeof(data), data));
GLuint max_value;
// Check entire range succeeds.
EXPECT_TRUE(info->GetMaxValueForRange(0, 10, GL_UNSIGNED_INT, &max_value));
EXPECT_EQ(10u, max_value);
// Check non aligned offsets fails for GL_UNSIGNED_INT.
EXPECT_FALSE(info->GetMaxValueForRange(1, 10, GL_UNSIGNED_INT, &max_value));
EXPECT_FALSE(info->GetMaxValueForRange(2, 10, GL_UNSIGNED_INT, &max_value));
EXPECT_FALSE(info->GetMaxValueForRange(3, 10, GL_UNSIGNED_INT, &max_value));
// Check sub range succeeds.
EXPECT_TRUE(info->GetMaxValueForRange(16, 3, GL_UNSIGNED_INT, &max_value));
EXPECT_EQ(6u, max_value);
// Check changing sub range succeeds.
EXPECT_TRUE(info->SetRange(16, sizeof(new_data), new_data));
EXPECT_TRUE(info->GetMaxValueForRange(16, 3, GL_UNSIGNED_INT, &max_value));
EXPECT_EQ(120u, max_value);
max_value = 0;
EXPECT_TRUE(info->GetMaxValueForRange(0, 10, GL_UNSIGNED_INT, &max_value));
EXPECT_EQ(120u, max_value);
// Check out of range fails.
EXPECT_FALSE(info->GetMaxValueForRange(0, 11, GL_UNSIGNED_INT, &max_value));
EXPECT_FALSE(info->GetMaxValueForRange(40, 1, GL_UNSIGNED_INT, &max_value));
}
TEST_F(BufferManagerTest, UseDeletedBuffer) {
const GLuint kClientBufferId = 1;
const GLuint kServiceBufferId = 11;
const uint32 data[] = {10, 9, 8, 7, 6, 5, 4, 3, 2, 1};
manager_.CreateBufferInfo(kClientBufferId, kServiceBufferId);
BufferManager::BufferInfo::Ref info = manager_.GetBufferInfo(kClientBufferId);
ASSERT_TRUE(info != NULL);
manager_.SetTarget(info, GL_ARRAY_BUFFER);
// Remove buffer
manager_.RemoveBufferInfo(kClientBufferId);
// Use it after removing
manager_.SetInfo(info, sizeof(data), GL_STATIC_DRAW);
// Check that it gets deleted when the last reference is released.
EXPECT_CALL(*gl_, DeleteBuffersARB(1, ::testing::Pointee(kServiceBufferId)))
.Times(1)
.RetiresOnSaturation();
info = NULL;
}
} // namespace gles2
} // namespace gpu