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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/renderbuffer_manager.h"
#include <set>
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/gl/gl_mock.h"
namespace gpu {
namespace gles2 {
class RenderbufferManagerTest : public testing::Test {
public:
static const GLint kMaxSize = 128;
static const GLint kMaxSamples = 4;
RenderbufferManagerTest()
: manager_(NULL, kMaxSize, kMaxSamples) {
}
~RenderbufferManagerTest() {
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_;
RenderbufferManager manager_;
};
// GCC requires these declarations, but MSVC requires they not be present
#ifndef COMPILER_MSVC
const GLint RenderbufferManagerTest::kMaxSize;
const GLint RenderbufferManagerTest::kMaxSamples;
#endif
TEST_F(RenderbufferManagerTest, Basic) {
const GLuint kClient1Id = 1;
const GLuint kService1Id = 11;
const GLuint kClient2Id = 2;
EXPECT_EQ(kMaxSize, manager_.max_renderbuffer_size());
EXPECT_EQ(kMaxSamples, manager_.max_samples());
EXPECT_FALSE(manager_.HaveUnclearedRenderbuffers());
// Check we can create renderbuffer.
manager_.CreateRenderbufferInfo(kClient1Id, kService1Id);
// Check renderbuffer got created.
RenderbufferManager::RenderbufferInfo* info1 =
manager_.GetRenderbufferInfo(kClient1Id);
ASSERT_TRUE(info1 != NULL);
EXPECT_FALSE(manager_.HaveUnclearedRenderbuffers());
GLuint client_id = 0;
EXPECT_TRUE(manager_.GetClientId(info1->service_id(), &client_id));
EXPECT_EQ(kClient1Id, client_id);
// Check we get nothing for a non-existent renderbuffer.
EXPECT_TRUE(manager_.GetRenderbufferInfo(kClient2Id) == NULL);
// Check trying to a remove non-existent renderbuffers does not crash.
manager_.RemoveRenderbufferInfo(kClient2Id);
// Check that the renderbuffer is deleted when the last ref is released.
EXPECT_CALL(*gl_, DeleteRenderbuffersEXT(1, ::testing::Pointee(kService1Id)))
.Times(1)
.RetiresOnSaturation();
// Check we can't get the renderbuffer after we remove it.
manager_.RemoveRenderbufferInfo(kClient1Id);
EXPECT_TRUE(manager_.GetRenderbufferInfo(kClient1Id) == NULL);
EXPECT_FALSE(manager_.HaveUnclearedRenderbuffers());
}
TEST_F(RenderbufferManagerTest, Destroy) {
const GLuint kClient1Id = 1;
const GLuint kService1Id = 11;
// Check we can create renderbuffer.
manager_.CreateRenderbufferInfo(kClient1Id, kService1Id);
// Check renderbuffer got created.
RenderbufferManager::RenderbufferInfo* info1 =
manager_.GetRenderbufferInfo(kClient1Id);
ASSERT_TRUE(info1 != NULL);
EXPECT_CALL(*gl_, DeleteRenderbuffersEXT(1, ::testing::Pointee(kService1Id)))
.Times(1)
.RetiresOnSaturation();
manager_.Destroy(true);
info1 = manager_.GetRenderbufferInfo(kClient1Id);
ASSERT_TRUE(info1 == NULL);
}
TEST_F(RenderbufferManagerTest, RenderbufferInfo) {
const GLuint kClient1Id = 1;
const GLuint kService1Id = 11;
// Check we can create renderbuffer.
manager_.CreateRenderbufferInfo(kClient1Id, kService1Id);
// Check renderbuffer got created.
RenderbufferManager::RenderbufferInfo* info1 =
manager_.GetRenderbufferInfo(kClient1Id);
ASSERT_TRUE(info1 != NULL);
EXPECT_EQ(kService1Id, info1->service_id());
EXPECT_EQ(0, info1->samples());
EXPECT_EQ(static_cast<GLenum>(GL_RGBA4), info1->internal_format());
EXPECT_EQ(0, info1->width());
EXPECT_EQ(0, info1->height());
EXPECT_TRUE(info1->cleared());
EXPECT_EQ(0u, info1->EstimatedSize());
// Check if we set the info it gets marked as not cleared.
const GLsizei kSamples = 4;
const GLenum kFormat = GL_RGBA4;
const GLsizei kWidth = 128;
const GLsizei kHeight = 64;
manager_.SetInfo(info1, kSamples, kFormat, kWidth, kHeight);
EXPECT_EQ(kSamples, info1->samples());
EXPECT_EQ(kFormat, info1->internal_format());
EXPECT_EQ(kWidth, info1->width());
EXPECT_EQ(kHeight, info1->height());
EXPECT_FALSE(info1->cleared());
EXPECT_FALSE(info1->IsDeleted());
EXPECT_TRUE(manager_.HaveUnclearedRenderbuffers());
EXPECT_EQ(kWidth * kHeight * 4u * 2u, info1->EstimatedSize());
manager_.SetCleared(info1, true);
EXPECT_TRUE(info1->cleared());
EXPECT_FALSE(manager_.HaveUnclearedRenderbuffers());
manager_.SetInfo(info1, kSamples, kFormat, kWidth, kHeight);
EXPECT_TRUE(manager_.HaveUnclearedRenderbuffers());
// Check that the renderbuffer is deleted when the last ref is released.
EXPECT_CALL(*gl_, DeleteRenderbuffersEXT(1, ::testing::Pointee(kService1Id)))
.Times(1)
.RetiresOnSaturation();
manager_.RemoveRenderbufferInfo(kClient1Id);
EXPECT_FALSE(manager_.HaveUnclearedRenderbuffers());
}
TEST_F(RenderbufferManagerTest, UseDeletedRenderbufferInfo) {
const GLuint kClient1Id = 1;
const GLuint kService1Id = 11;
manager_.CreateRenderbufferInfo(kClient1Id, kService1Id);
RenderbufferManager::RenderbufferInfo::Ref info1(
manager_.GetRenderbufferInfo(kClient1Id));
ASSERT_TRUE(info1 != NULL);
// Remove it.
manager_.RemoveRenderbufferInfo(kClient1Id);
// Use after removing.
const GLsizei kSamples = 4;
const GLenum kFormat = GL_RGBA4;
const GLsizei kWidth = 128;
const GLsizei kHeight = 64;
manager_.SetInfo(info1, kSamples, kFormat, kWidth, kHeight);
// See that it still affects manager.
EXPECT_TRUE(manager_.HaveUnclearedRenderbuffers());
manager_.SetCleared(info1, true);
EXPECT_FALSE(manager_.HaveUnclearedRenderbuffers());
// Check that the renderbuffer is deleted when the last ref is released.
EXPECT_CALL(*gl_, DeleteRenderbuffersEXT(1, ::testing::Pointee(kService1Id)))
.Times(1)
.RetiresOnSaturation();
info1 = NULL;
}
namespace {
bool InSet(std::set<std::string>* string_set, const std::string& str) {
std::pair<std::set<std::string>::iterator, bool> result =
string_set->insert(str);
return !result.second;
}
} // anonymous namespace
TEST_F(RenderbufferManagerTest, AddToSignature) {
const GLuint kClient1Id = 1;
const GLuint kService1Id = 11;
manager_.CreateRenderbufferInfo(kClient1Id, kService1Id);
RenderbufferManager::RenderbufferInfo::Ref info1(
manager_.GetRenderbufferInfo(kClient1Id));
ASSERT_TRUE(info1 != NULL);
const GLsizei kSamples = 4;
const GLenum kFormat = GL_RGBA4;
const GLsizei kWidth = 128;
const GLsizei kHeight = 64;
manager_.SetInfo(info1, kSamples, kFormat, kWidth, kHeight);
std::string signature1;
std::string signature2;
info1->AddToSignature(&signature1);
std::set<std::string> string_set;
EXPECT_FALSE(InSet(&string_set, signature1));
// change things and see that the signatures change.
manager_.SetInfo(info1, kSamples + 1, kFormat, kWidth, kHeight);
info1->AddToSignature(&signature2);
EXPECT_FALSE(InSet(&string_set, signature2));
manager_.SetInfo(info1, kSamples, kFormat + 1, kWidth, kHeight);
signature2.clear();
info1->AddToSignature(&signature2);
EXPECT_FALSE(InSet(&string_set, signature2));
manager_.SetInfo(info1, kSamples, kFormat, kWidth + 1, kHeight);
signature2.clear();
info1->AddToSignature(&signature2);
EXPECT_FALSE(InSet(&string_set, signature2));
manager_.SetInfo(info1, kSamples, kFormat, kWidth, kHeight + 1);
signature2.clear();
info1->AddToSignature(&signature2);
EXPECT_FALSE(InSet(&string_set, signature2));
// put it back to the same and it should be the same.
manager_.SetInfo(info1, kSamples, kFormat, kWidth, kHeight);
signature2.clear();
info1->AddToSignature(&signature2);
EXPECT_EQ(signature1, signature2);
// Check the set was acutally getting different signatures.
EXPECT_EQ(5u, string_set.size());
}
} // namespace gles2
} // namespace gpu
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