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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/shader_manager.h"
#include "base/scoped_ptr.h"
#include "gpu/command_buffer/common/gl_mock.h"
#include "gpu/command_buffer/service/mocks.h"
#include "testing/gtest/include/gtest/gtest.h"
using ::testing::Return;
using ::testing::ReturnRef;
namespace gpu {
namespace gles2 {
class ShaderManagerTest : public testing::Test {
public:
ShaderManagerTest() {
}
~ShaderManagerTest() {
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();
}
// Use StrictMock to make 100% sure we know how GL will be called.
scoped_ptr< ::testing::StrictMock< ::gfx::MockGLInterface> > gl_;
ShaderManager manager_;
};
TEST_F(ShaderManagerTest, Basic) {
const GLuint kClient1Id = 1;
const GLuint kService1Id = 11;
const GLenum kShader1Type = GL_VERTEX_SHADER;
const std::string kClient1Source("hello world");
const GLuint kClient2Id = 2;
// Check we can create shader.
manager_.CreateShaderInfo(kClient1Id, kService1Id, kShader1Type);
// Check shader got created.
ShaderManager::ShaderInfo* info1 = manager_.GetShaderInfo(kClient1Id);
ASSERT_TRUE(info1 != NULL);
EXPECT_EQ(kService1Id, info1->service_id());
// Check if the shader has correct type.
EXPECT_EQ(kShader1Type, info1->shader_type());
EXPECT_FALSE(info1->IsValid());
EXPECT_STREQ("", info1->log_info().c_str());
const char* kLog = "foo";
info1->SetStatus(true, kLog, NULL);
EXPECT_TRUE(info1->IsValid());
EXPECT_STREQ(kLog, info1->log_info().c_str());
// Check we can set its source.
info1->Update(kClient1Source);
EXPECT_STREQ(kClient1Source.c_str(), info1->source().c_str());
// Check we get nothing for a non-existent shader.
EXPECT_TRUE(manager_.GetShaderInfo(kClient2Id) == NULL);
// Check trying to a remove non-existent shaders does not crash.
manager_.RemoveShaderInfo(kClient2Id);
// Check we can't get the shader after we remove it.
manager_.RemoveShaderInfo(kClient1Id);
EXPECT_TRUE(manager_.GetShaderInfo(kClient1Id) == NULL);
}
TEST_F(ShaderManagerTest, Destroy) {
const GLuint kClient1Id = 1;
const GLuint kService1Id = 11;
const GLenum kShader1Type = GL_VERTEX_SHADER;
// Check we can create shader.
manager_.CreateShaderInfo(kClient1Id, kService1Id, kShader1Type);
// Check shader got created.
ShaderManager::ShaderInfo* info1 = manager_.GetShaderInfo(kClient1Id);
ASSERT_TRUE(info1 != NULL);
EXPECT_CALL(*gl_, DeleteShader(kService1Id))
.Times(1)
.RetiresOnSaturation();
manager_.Destroy(true);
// Check that resources got freed.
info1 = manager_.GetShaderInfo(kClient1Id);
ASSERT_TRUE(info1 == NULL);
}
TEST_F(ShaderManagerTest, GetInfo) {
const GLuint kClient1Id = 1;
const GLuint kService1Id = 11;
const GLenum kShader1Type = GL_VERTEX_SHADER;
const GLenum kAttrib1Type = GL_FLOAT_VEC2;
const GLsizei kAttrib1Size = 2;
const char* kAttrib1Name = "attr1";
const GLenum kAttrib2Type = GL_FLOAT_VEC3;
const GLsizei kAttrib2Size = 4;
const char* kAttrib2Name = "attr2";
const GLenum kUniform1Type = GL_FLOAT_MAT2;
const GLsizei kUniform1Size = 3;
const char* kUniform1Name = "uni1";
const GLenum kUniform2Type = GL_FLOAT_MAT3;
const GLsizei kUniform2Size = 5;
const char* kUniform2Name = "uni2";
MockShaderTranslator shader_translator;
ShaderTranslator::VariableMap attrib_map;
attrib_map[kAttrib1Name] = ShaderTranslatorInterface::VariableInfo(
kAttrib1Type, kAttrib1Size);
attrib_map[kAttrib2Name] = ShaderTranslatorInterface::VariableInfo(
kAttrib2Type, kAttrib2Size);
ShaderTranslator::VariableMap uniform_map;
uniform_map[kUniform1Name] = ShaderTranslatorInterface::VariableInfo(
kUniform1Type, kUniform1Size);
uniform_map[kUniform2Name] = ShaderTranslatorInterface::VariableInfo(
kUniform2Type, kUniform2Size);
EXPECT_CALL(shader_translator, attrib_map())
.WillRepeatedly(ReturnRef(attrib_map));
EXPECT_CALL(shader_translator, uniform_map())
.WillRepeatedly(ReturnRef(uniform_map));
// Check we can create shader.
manager_.CreateShaderInfo(kClient1Id, kService1Id, kShader1Type);
// Check shader got created.
ShaderManager::ShaderInfo* info1 = manager_.GetShaderInfo(kClient1Id);
// Set Status
info1->SetStatus(true, "", &shader_translator);
// Check attrib and uniform infos got copied.
for (ShaderTranslator::VariableMap::const_iterator it = attrib_map.begin();
it != attrib_map.end(); ++it) {
const ShaderManager::ShaderInfo::VariableInfo* variable_info =
info1->GetAttribInfo(it->first);
ASSERT_TRUE(variable_info != NULL);
EXPECT_EQ(it->second.type, variable_info->type);
EXPECT_EQ(it->second.size, variable_info->size);
}
for (ShaderTranslator::VariableMap::const_iterator it = uniform_map.begin();
it != uniform_map.end(); ++it) {
const ShaderManager::ShaderInfo::VariableInfo* variable_info =
info1->GetUniformInfo(it->first);
ASSERT_TRUE(variable_info != NULL);
EXPECT_EQ(it->second.type, variable_info->type);
EXPECT_EQ(it->second.size, variable_info->size);
}
// Check attrib and uniform get cleared.
info1->SetStatus(true, "", NULL);
for (ShaderTranslator::VariableMap::const_iterator it = attrib_map.begin();
it != attrib_map.end(); ++it) {
const ShaderManager::ShaderInfo::VariableInfo* variable_info =
info1->GetAttribInfo(it->first);
EXPECT_TRUE(variable_info == NULL);
}
for (ShaderTranslator::VariableMap::const_iterator it = uniform_map.begin();
it != uniform_map.end(); ++it) {
const ShaderManager::ShaderInfo::VariableInfo* variable_info =
info1->GetUniformInfo(it->first);
ASSERT_TRUE(variable_info == NULL);
}
}
} // namespace gles2
} // namespace gpu
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