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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/351564777): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif
// Tests for WebGPUImplementation.
#include "gpu/command_buffer/client/webgpu_implementation.h"
#include <memory>
#include "base/memory/raw_ptr.h"
#include "gpu/command_buffer/client/client_test_helper.h"
#include "gpu/command_buffer/client/mock_transfer_buffer.h"
#include "gpu/command_buffer/client/shared_memory_limits.h"
#include "gpu/command_buffer/client/webgpu_cmd_helper.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
using testing::_;
using testing::AtLeast;
using testing::AnyNumber;
using testing::DoAll;
using testing::InSequence;
using testing::Invoke;
using testing::Mock;
using testing::Sequence;
using testing::StrictMock;
using testing::Return;
using testing::ReturnRef;
namespace gpu {
namespace webgpu {
class WebGPUImplementationTest : public testing::Test {
protected:
static const uint8_t kInitialValue = 0xBD;
static const uint32_t kNumCommandEntries = 500;
static const uint32_t kCommandBufferSizeBytes =
kNumCommandEntries * sizeof(CommandBufferEntry);
static const uint32_t kTransferBufferSize = 512;
static const GLint kMaxCombinedTextureImageUnits = 8;
static const GLint kMaxTextureImageUnits = 8;
static const GLint kMaxTextureSize = 128;
static const GLint kNumCompressedTextureFormats = 0;
WebGPUImplementationTest() {}
bool Initialize() {
SharedMemoryLimits limits = SharedMemoryLimitsForTesting();
command_buffer_ = std::make_unique<StrictMock<MockClientCommandBuffer>>();
transfer_buffer_ = std::make_unique<MockTransferBuffer>(
command_buffer_.get(), kTransferBufferSize,
ImplementationBase::kStartingOffset, ImplementationBase::kAlignment,
false);
helper_ = std::make_unique<WebGPUCmdHelper>(command_buffer_.get());
helper_->Initialize(limits.command_buffer_size);
gpu_control_ = std::make_unique<StrictMock<MockClientGpuControl>>();
EXPECT_CALL(*gpu_control_, GetCapabilities())
.WillOnce(ReturnRef(capabilities_));
{
InSequence sequence;
gl_ = std::make_unique<WebGPUImplementation>(
helper_.get(), transfer_buffer_.get(), gpu_control_.get());
}
// The client should be set to something non-null.
EXPECT_CALL(*gpu_control_, SetGpuControlClient(gl_.get())).Times(1);
if (gl_->Initialize(limits) != gpu::ContextResult::kSuccess)
return false;
helper_->CommandBufferHelper::Finish();
Mock::VerifyAndClearExpectations(gl_.get());
scoped_refptr<Buffer> ring_buffer = helper_->get_ring_buffer();
commands_ = static_cast<CommandBufferEntry*>(ring_buffer->memory()) +
command_buffer_->GetServicePutOffset();
ClearCommands();
EXPECT_TRUE(transfer_buffer_->InSync());
Mock::VerifyAndClearExpectations(command_buffer_.get());
return true;
}
void ClearCommands() {
scoped_refptr<Buffer> ring_buffer = helper_->get_ring_buffer();
memset(ring_buffer->memory(), kInitialValue, ring_buffer->size());
}
void SetUp() override { ASSERT_TRUE(Initialize()); }
void TearDown() override {
gl_->FlushCommands();
Mock::VerifyAndClear(gl_.get());
EXPECT_CALL(*command_buffer_, OnFlush()).Times(AnyNumber());
// For command buffer.
EXPECT_CALL(*command_buffer_, DestroyTransferBuffer(_)).Times(AtLeast(1));
// The client should be unset.
EXPECT_CALL(*gpu_control_, SetGpuControlClient(nullptr)).Times(1);
gl_.reset();
}
static SharedMemoryLimits SharedMemoryLimitsForTesting() {
SharedMemoryLimits limits;
limits.command_buffer_size = kCommandBufferSizeBytes;
limits.start_transfer_buffer_size = kTransferBufferSize;
limits.min_transfer_buffer_size = kTransferBufferSize;
limits.max_transfer_buffer_size = kTransferBufferSize;
limits.mapped_memory_reclaim_limit = SharedMemoryLimits::kNoLimit;
return limits;
}
std::unique_ptr<MockClientCommandBuffer> command_buffer_;
std::unique_ptr<MockClientGpuControl> gpu_control_;
std::unique_ptr<WebGPUCmdHelper> helper_;
std::unique_ptr<MockTransferBuffer> transfer_buffer_;
std::unique_ptr<WebGPUImplementation> gl_;
raw_ptr<CommandBufferEntry> commands_ = nullptr;
Capabilities capabilities_;
};
#include "gpu/command_buffer/client/webgpu_implementation_unittest_autogen.h"
} // namespace webgpu
} // namespace gpu
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