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// Copyright (c) 2010 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 "testing/gtest/include/gtest/gtest.h"
namespace gpu {
namespace gles2 {
class BufferManagerTest : public testing::Test {
public:
BufferManagerTest() {
}
protected:
virtual void SetUp() {
}
virtual void TearDown() {
}
BufferManager manager_;
};
TEST_F(BufferManagerTest, Basic) {
const GLuint kBuffer1Id = 1;
const GLsizeiptr kBuffer1Size = 123;
const GLuint kBuffer2Id = 2;
// Check we can create buffer.
manager_.CreateBufferInfo(kBuffer1Id);
// Check buffer got created.
BufferManager::BufferInfo* info1 = manager_.GetBufferInfo(kBuffer1Id);
ASSERT_TRUE(info1 != NULL);
EXPECT_EQ(0u, info1->target());
EXPECT_EQ(0, info1->size());
EXPECT_FALSE(info1->IsDeleted());
EXPECT_EQ(kBuffer1Id, info1->buffer_id());
info1->set_target(GL_ELEMENT_ARRAY_BUFFER);
EXPECT_EQ(GL_ELEMENT_ARRAY_BUFFER, info1->target());
// Check we and set its size.
info1->SetSize(kBuffer1Size);
EXPECT_EQ(kBuffer1Size, info1->size());
// Check we get nothing for a non-existent buffer.
EXPECT_TRUE(manager_.GetBufferInfo(kBuffer2Id) == NULL);
// Check trying to a remove non-existent buffers does not crash.
manager_.RemoveBufferInfo(kBuffer2Id);
// Check we can't get the buffer after we remove it.
manager_.RemoveBufferInfo(kBuffer1Id);
EXPECT_TRUE(manager_.GetBufferInfo(kBuffer1Id) == NULL);
}
TEST_F(BufferManagerTest, SetRange) {
const GLuint kBufferId = 1;
const uint8 data[] = {10, 9, 8, 7, 6, 5, 4, 3, 2, 1};
const uint8 new_data[] = {100, 120, 110};
manager_.CreateBufferInfo(kBufferId);
BufferManager::BufferInfo* info = manager_.GetBufferInfo(kBufferId);
ASSERT_TRUE(info != NULL);
info->set_target(GL_ELEMENT_ARRAY_BUFFER);
info->SetSize(sizeof(data));
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));
}
TEST_F(BufferManagerTest, GetMaxValueForRangeUint8) {
const GLuint kBufferId = 1;
const uint8 data[] = {10, 9, 8, 7, 6, 5, 4, 3, 2, 1};
const uint8 new_data[] = {100, 120, 110};
manager_.CreateBufferInfo(kBufferId);
BufferManager::BufferInfo* info = manager_.GetBufferInfo(kBufferId);
ASSERT_TRUE(info != NULL);
info->set_target(GL_ELEMENT_ARRAY_BUFFER);
info->SetSize(sizeof(data));
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 kBufferId = 1;
const uint16 data[] = {10, 9, 8, 7, 6, 5, 4, 3, 2, 1};
const uint16 new_data[] = {100, 120, 110};
manager_.CreateBufferInfo(kBufferId);
BufferManager::BufferInfo* info = manager_.GetBufferInfo(kBufferId);
ASSERT_TRUE(info != NULL);
info->set_target(GL_ELEMENT_ARRAY_BUFFER);
info->SetSize(sizeof(data));
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));
}
} // namespace gles2
} // namespace gpu
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