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// Copyright 2015 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/gles2_cmd_decoder.h"
#include "gpu/command_buffer/service/gles2_cmd_decoder_unittest.h"
using ::gfx::MockGLInterface;
using ::testing::_;
using ::testing::Return;
using ::testing::SetArgPointee;
namespace gpu {
namespace gles2 {
using namespace cmds;
namespace {
} // namespace anonymous
TEST_P(GLES2DecoderTest, MapBufferRangeUnmapBufferReadSucceeds) {
const GLenum kTarget = GL_ARRAY_BUFFER;
const GLintptr kOffset = 10;
const GLsizeiptr kSize = 64;
const GLbitfield kAccess = GL_MAP_READ_BIT;
uint32_t result_shm_id = kSharedMemoryId;
uint32_t result_shm_offset = kSharedMemoryOffset;
uint32_t data_shm_id = kSharedMemoryId;
// uint32_t is Result for both MapBufferRange and UnmapBuffer commands.
uint32_t data_shm_offset = kSharedMemoryOffset + sizeof(uint32_t);
DoBindBuffer(kTarget, client_buffer_id_, kServiceBufferId);
std::vector<int8_t> data(kSize);
for (GLsizeiptr ii = 0; ii < kSize; ++ii) {
data[ii] = static_cast<int8_t>(ii % 255);
}
{ // MapBufferRange
EXPECT_CALL(*gl_,
MapBufferRange(kTarget, kOffset, kSize, kAccess))
.WillOnce(Return(&data[0]))
.RetiresOnSaturation();
typedef MapBufferRange::Result Result;
Result* result = GetSharedMemoryAs<Result*>();
MapBufferRange cmd;
cmd.Init(kTarget, kOffset, kSize, kAccess, data_shm_id, data_shm_offset,
result_shm_id, result_shm_offset);
decoder_->set_unsafe_es3_apis_enabled(false);
*result = 0;
EXPECT_EQ(error::kUnknownCommand, ExecuteCmd(cmd));
EXPECT_EQ(0u, *result);
decoder_->set_unsafe_es3_apis_enabled(true);
*result = 0;
EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
int8_t* mem = reinterpret_cast<int8_t*>(&result[1]);
EXPECT_EQ(0, memcmp(&data[0], mem, kSize));
EXPECT_EQ(1u, *result);
}
{ // UnmapBuffer
EXPECT_CALL(*gl_, UnmapBuffer(kTarget))
.WillOnce(Return(GL_TRUE))
.RetiresOnSaturation();
UnmapBuffer cmd;
cmd.Init(kTarget);
decoder_->set_unsafe_es3_apis_enabled(false);
EXPECT_EQ(error::kUnknownCommand, ExecuteCmd(cmd));
decoder_->set_unsafe_es3_apis_enabled(true);
EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}
EXPECT_EQ(GL_NO_ERROR, GetGLError());
}
TEST_P(GLES2DecoderTest, MapBufferRangeUnmapBufferWriteSucceeds) {
const GLenum kTarget = GL_ARRAY_BUFFER;
const GLintptr kOffset = 10;
const GLsizeiptr kSize = 64;
const GLbitfield kAccess = GL_MAP_WRITE_BIT;
const GLbitfield kMappedAccess = GL_MAP_WRITE_BIT | GL_MAP_READ_BIT;
uint32_t result_shm_id = kSharedMemoryId;
uint32_t result_shm_offset = kSharedMemoryOffset;
uint32_t data_shm_id = kSharedMemoryId;
// uint32_t is Result for both MapBufferRange and UnmapBuffer commands.
uint32_t data_shm_offset = kSharedMemoryOffset + sizeof(uint32_t);
DoBindBuffer(kTarget, client_buffer_id_, kServiceBufferId);
std::vector<int8_t> data(kSize);
for (GLsizeiptr ii = 0; ii < kSize; ++ii) {
data[ii] = static_cast<int8_t>(ii % 255);
}
{ // MapBufferRange succeeds
EXPECT_CALL(*gl_,
MapBufferRange(kTarget, kOffset, kSize, kMappedAccess))
.WillOnce(Return(&data[0]))
.RetiresOnSaturation();
typedef MapBufferRange::Result Result;
Result* result = GetSharedMemoryAs<Result*>();
MapBufferRange cmd;
cmd.Init(kTarget, kOffset, kSize, kAccess, data_shm_id, data_shm_offset,
result_shm_id, result_shm_offset);
decoder_->set_unsafe_es3_apis_enabled(false);
*result = 0;
EXPECT_EQ(error::kUnknownCommand, ExecuteCmd(cmd));
EXPECT_EQ(0u, *result);
decoder_->set_unsafe_es3_apis_enabled(true);
*result = 0;
EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
int8_t* mem = reinterpret_cast<int8_t*>(&result[1]);
EXPECT_EQ(0, memcmp(&data[0], mem, kSize));
EXPECT_EQ(1u, *result);
}
{ // UnmapBuffer succeeds
EXPECT_CALL(*gl_, UnmapBuffer(kTarget))
.WillOnce(Return(GL_TRUE))
.RetiresOnSaturation();
UnmapBuffer cmd;
cmd.Init(kTarget);
decoder_->set_unsafe_es3_apis_enabled(false);
EXPECT_EQ(error::kUnknownCommand, ExecuteCmd(cmd));
decoder_->set_unsafe_es3_apis_enabled(true);
EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}
EXPECT_EQ(GL_NO_ERROR, GetGLError());
}
TEST_P(GLES2DecoderTest, MapBufferRangeNotInitFails) {
const GLenum kTarget = GL_ARRAY_BUFFER;
const GLintptr kOffset = 10;
const GLsizeiptr kSize = 64;
const GLbitfield kAccess = GL_MAP_READ_BIT;
std::vector<int8_t> data(kSize);
typedef MapBufferRange::Result Result;
Result* result = GetSharedMemoryAs<Result*>();
*result = 1; // Any value other than 0.
uint32_t result_shm_id = kSharedMemoryId;
uint32_t result_shm_offset = kSharedMemoryOffset;
uint32_t data_shm_id = kSharedMemoryId;
uint32_t data_shm_offset = kSharedMemoryOffset + sizeof(*result);
MapBufferRange cmd;
cmd.Init(kTarget, kOffset, kSize, kAccess, data_shm_id, data_shm_offset,
result_shm_id, result_shm_offset);
decoder_->set_unsafe_es3_apis_enabled(true);
EXPECT_NE(error::kNoError, ExecuteCmd(cmd));
}
TEST_P(GLES2DecoderTest, MapBufferRangeWriteInvalidateRangeSucceeds) {
const GLenum kTarget = GL_ARRAY_BUFFER;
const GLintptr kOffset = 10;
const GLsizeiptr kSize = 64;
// With MAP_INVALIDATE_RANGE_BIT, no need to append MAP_READ_BIT.
const GLbitfield kAccess = GL_MAP_WRITE_BIT | GL_MAP_INVALIDATE_RANGE_BIT;
DoBindBuffer(kTarget, client_buffer_id_, kServiceBufferId);
std::vector<int8_t> data(kSize);
for (GLsizeiptr ii = 0; ii < kSize; ++ii) {
data[ii] = static_cast<int8_t>(ii % 255);
}
EXPECT_CALL(*gl_,
MapBufferRange(kTarget, kOffset, kSize, kAccess))
.WillOnce(Return(&data[0]))
.RetiresOnSaturation();
typedef MapBufferRange::Result Result;
Result* result = GetSharedMemoryAs<Result*>();
*result = 0;
uint32_t result_shm_id = kSharedMemoryId;
uint32_t result_shm_offset = kSharedMemoryOffset;
uint32_t data_shm_id = kSharedMemoryId;
uint32_t data_shm_offset = kSharedMemoryOffset + sizeof(*result);
int8_t* mem = reinterpret_cast<int8_t*>(&result[1]);
memset(mem, 72, kSize); // Init to a random value other than 0.
MapBufferRange cmd;
cmd.Init(kTarget, kOffset, kSize, kAccess, data_shm_id, data_shm_offset,
result_shm_id, result_shm_offset);
decoder_->set_unsafe_es3_apis_enabled(true);
EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}
TEST_P(GLES2DecoderTest, MapBufferRangeWriteInvalidateBufferSucceeds) {
// Test INVALIDATE_BUFFER_BIT is mapped to INVALIDATE_RANGE_BIT.
const GLenum kTarget = GL_ARRAY_BUFFER;
const GLintptr kOffset = 10;
const GLsizeiptr kSize = 64;
const GLbitfield kAccess = GL_MAP_WRITE_BIT | GL_MAP_INVALIDATE_BUFFER_BIT;
// With MAP_INVALIDATE_BUFFER_BIT, no need to append MAP_READ_BIT.
const GLbitfield kFilteredAccess =
GL_MAP_WRITE_BIT | GL_MAP_INVALIDATE_RANGE_BIT;
DoBindBuffer(kTarget, client_buffer_id_, kServiceBufferId);
std::vector<int8_t> data(kSize);
for (GLsizeiptr ii = 0; ii < kSize; ++ii) {
data[ii] = static_cast<int8_t>(ii % 255);
}
EXPECT_CALL(*gl_,
MapBufferRange(kTarget, kOffset, kSize, kFilteredAccess))
.WillOnce(Return(&data[0]))
.RetiresOnSaturation();
typedef MapBufferRange::Result Result;
Result* result = GetSharedMemoryAs<Result*>();
*result = 0;
uint32_t result_shm_id = kSharedMemoryId;
uint32_t result_shm_offset = kSharedMemoryOffset;
uint32_t data_shm_id = kSharedMemoryId;
uint32_t data_shm_offset = kSharedMemoryOffset + sizeof(*result);
int8_t* mem = reinterpret_cast<int8_t*>(&result[1]);
memset(mem, 72, kSize); // Init to a random value other than 0.
MapBufferRange cmd;
cmd.Init(kTarget, kOffset, kSize, kAccess, data_shm_id, data_shm_offset,
result_shm_id, result_shm_offset);
decoder_->set_unsafe_es3_apis_enabled(true);
EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}
TEST_P(GLES2DecoderTest, MapBufferRangeWriteUnsynchronizedBit) {
// Test UNSYNCHRONIZED_BIT is filtered out.
const GLenum kTarget = GL_ARRAY_BUFFER;
const GLintptr kOffset = 10;
const GLsizeiptr kSize = 64;
const GLbitfield kAccess = GL_MAP_WRITE_BIT | GL_MAP_UNSYNCHRONIZED_BIT;
const GLbitfield kFilteredAccess = GL_MAP_WRITE_BIT | GL_MAP_READ_BIT;
DoBindBuffer(kTarget, client_buffer_id_, kServiceBufferId);
std::vector<int8_t> data(kSize);
for (GLsizeiptr ii = 0; ii < kSize; ++ii) {
data[ii] = static_cast<int8_t>(ii % 255);
}
EXPECT_CALL(*gl_,
MapBufferRange(kTarget, kOffset, kSize, kFilteredAccess))
.WillOnce(Return(&data[0]))
.RetiresOnSaturation();
typedef MapBufferRange::Result Result;
Result* result = GetSharedMemoryAs<Result*>();
*result = 0;
uint32_t result_shm_id = kSharedMemoryId;
uint32_t result_shm_offset = kSharedMemoryOffset;
uint32_t data_shm_id = kSharedMemoryId;
uint32_t data_shm_offset = kSharedMemoryOffset + sizeof(*result);
int8_t* mem = reinterpret_cast<int8_t*>(&result[1]);
memset(mem, 72, kSize); // Init to a random value other than 0.
MapBufferRange cmd;
cmd.Init(kTarget, kOffset, kSize, kAccess, data_shm_id, data_shm_offset,
result_shm_id, result_shm_offset);
decoder_->set_unsafe_es3_apis_enabled(true);
EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
EXPECT_EQ(0, memcmp(&data[0], mem, kSize));
}
TEST_P(GLES2DecoderTest, MapBufferRangeWithError) {
const GLenum kTarget = GL_ARRAY_BUFFER;
const GLintptr kOffset = 10;
const GLsizeiptr kSize = 64;
const GLbitfield kAccess = GL_MAP_READ_BIT;
std::vector<int8_t> data(kSize);
for (GLsizeiptr ii = 0; ii < kSize; ++ii) {
data[ii] = static_cast<int8_t>(ii % 255);
}
EXPECT_CALL(*gl_,
MapBufferRange(kTarget, kOffset, kSize, kAccess))
.WillOnce(Return(nullptr)) // Return nullptr to indicate a GL error.
.RetiresOnSaturation();
typedef MapBufferRange::Result Result;
Result* result = GetSharedMemoryAs<Result*>();
*result = 0;
uint32_t result_shm_id = kSharedMemoryId;
uint32_t result_shm_offset = kSharedMemoryOffset;
uint32_t data_shm_id = kSharedMemoryId;
uint32_t data_shm_offset = kSharedMemoryOffset + sizeof(*result);
int8_t* mem = reinterpret_cast<int8_t*>(&result[1]);
memset(mem, 72, kSize); // Init to a random value other than 0.
MapBufferRange cmd;
cmd.Init(kTarget, kOffset, kSize, kAccess, data_shm_id, data_shm_offset,
result_shm_id, result_shm_offset);
decoder_->set_unsafe_es3_apis_enabled(true);
EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
memset(&data[0], 72, kSize);
// Mem is untouched.
EXPECT_EQ(0, memcmp(&data[0], mem, kSize));
EXPECT_EQ(0u, *result);
}
TEST_P(GLES2DecoderTest, MapBufferRangeBadSharedMemoryFails) {
const GLenum kTarget = GL_ARRAY_BUFFER;
const GLintptr kOffset = 10;
const GLsizeiptr kSize = 64;
const GLbitfield kAccess = GL_MAP_READ_BIT;
std::vector<int8_t> data(kSize);
for (GLsizeiptr ii = 0; ii < kSize; ++ii) {
data[ii] = static_cast<int8_t>(ii % 255);
}
typedef MapBufferRange::Result Result;
Result* result = GetSharedMemoryAs<Result*>();
*result = 0;
uint32_t result_shm_id = kSharedMemoryId;
uint32_t result_shm_offset = kSharedMemoryOffset;
uint32_t data_shm_id = kSharedMemoryId;
uint32_t data_shm_offset = kSharedMemoryOffset + sizeof(*result);
decoder_->set_unsafe_es3_apis_enabled(true);
MapBufferRange cmd;
cmd.Init(kTarget, kOffset, kSize, kAccess,
kInvalidSharedMemoryId, data_shm_offset,
result_shm_id, result_shm_offset);
EXPECT_NE(error::kNoError, ExecuteCmd(cmd));
cmd.Init(kTarget, kOffset, kSize, kAccess,
data_shm_id, data_shm_offset,
kInvalidSharedMemoryId, result_shm_offset);
EXPECT_NE(error::kNoError, ExecuteCmd(cmd));
cmd.Init(kTarget, kOffset, kSize, kAccess,
data_shm_id, kInvalidSharedMemoryOffset,
result_shm_id, result_shm_offset);
EXPECT_NE(error::kNoError, ExecuteCmd(cmd));
cmd.Init(kTarget, kOffset, kSize, kAccess,
data_shm_id, data_shm_offset,
result_shm_id, kInvalidSharedMemoryOffset);
EXPECT_NE(error::kNoError, ExecuteCmd(cmd));
}
TEST_P(GLES2DecoderTest, UnmapBufferWriteNotMappedFails) {
const GLenum kTarget = GL_ARRAY_BUFFER;
DoBindBuffer(kTarget, client_buffer_id_, kServiceBufferId);
UnmapBuffer cmd;
cmd.Init(kTarget);
decoder_->set_unsafe_es3_apis_enabled(true);
EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
EXPECT_EQ(GL_INVALID_OPERATION, GetGLError());
}
TEST_P(GLES2DecoderTest, UnmapBufferWriteNoBoundBufferFails) {
const GLenum kTarget = GL_ARRAY_BUFFER;
UnmapBuffer cmd;
cmd.Init(kTarget);
decoder_->set_unsafe_es3_apis_enabled(true);
EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
EXPECT_EQ(GL_INVALID_OPERATION, GetGLError());
}
TEST_P(GLES2DecoderTest, BufferDataDestroysDataStore) {
const GLenum kTarget = GL_ARRAY_BUFFER;
const GLintptr kOffset = 10;
const GLsizeiptr kSize = 64;
const GLbitfield kAccess = GL_MAP_WRITE_BIT;
const GLbitfield kFilteredAccess = GL_MAP_WRITE_BIT | GL_MAP_READ_BIT;
uint32_t result_shm_id = kSharedMemoryId;
uint32_t result_shm_offset = kSharedMemoryOffset;
uint32_t data_shm_id = kSharedMemoryId;
// uint32_t is Result for both MapBufferRange and UnmapBuffer commands.
uint32_t data_shm_offset = kSharedMemoryOffset + sizeof(uint32_t);
DoBindBuffer(kTarget, client_buffer_id_, kServiceBufferId);
std::vector<int8_t> data(kSize);
decoder_->set_unsafe_es3_apis_enabled(true);
{ // MapBufferRange succeeds
EXPECT_CALL(*gl_,
MapBufferRange(kTarget, kOffset, kSize, kFilteredAccess))
.WillOnce(Return(&data[0]))
.RetiresOnSaturation();
typedef MapBufferRange::Result Result;
Result* result = GetSharedMemoryAs<Result*>();
MapBufferRange cmd;
cmd.Init(kTarget, kOffset, kSize, kAccess, data_shm_id, data_shm_offset,
result_shm_id, result_shm_offset);
*result = 0;
EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
EXPECT_EQ(1u, *result);
}
{ // BufferData unmaps the data store.
DoBufferData(kTarget, kSize * 2);
EXPECT_EQ(GL_NO_ERROR, GetGLError());
}
{ // UnmapBuffer fails.
UnmapBuffer cmd;
cmd.Init(kTarget);
EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
EXPECT_EQ(GL_INVALID_OPERATION, GetGLError());
}
}
TEST_P(GLES2DecoderTest, DeleteBuffersDestroysDataStore) {
const GLenum kTarget = GL_ARRAY_BUFFER;
const GLintptr kOffset = 10;
const GLsizeiptr kSize = 64;
const GLbitfield kAccess = GL_MAP_WRITE_BIT;
const GLbitfield kFilteredAccess = GL_MAP_WRITE_BIT | GL_MAP_READ_BIT;
uint32_t result_shm_id = kSharedMemoryId;
uint32_t result_shm_offset = kSharedMemoryOffset;
uint32_t data_shm_id = kSharedMemoryId;
// uint32_t is Result for both MapBufferRange and UnmapBuffer commands.
uint32_t data_shm_offset = kSharedMemoryOffset + sizeof(uint32_t);
DoBindBuffer(kTarget, client_buffer_id_, kServiceBufferId);
std::vector<int8_t> data(kSize);
decoder_->set_unsafe_es3_apis_enabled(true);
{ // MapBufferRange succeeds
EXPECT_CALL(*gl_,
MapBufferRange(kTarget, kOffset, kSize, kFilteredAccess))
.WillOnce(Return(&data[0]))
.RetiresOnSaturation();
typedef MapBufferRange::Result Result;
Result* result = GetSharedMemoryAs<Result*>();
MapBufferRange cmd;
cmd.Init(kTarget, kOffset, kSize, kAccess, data_shm_id, data_shm_offset,
result_shm_id, result_shm_offset);
*result = 0;
EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
EXPECT_EQ(1u, *result);
}
{ // DeleteBuffers unmaps the data store.
DoDeleteBuffer(client_buffer_id_, kServiceBufferId);
EXPECT_EQ(GL_NO_ERROR, GetGLError());
}
{ // UnmapBuffer fails.
UnmapBuffer cmd;
cmd.Init(kTarget);
EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
EXPECT_EQ(GL_INVALID_OPERATION, GetGLError());
}
}
} // namespace gles2
} // namespace gpu
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