src/dawn/tests/unittests/native/mocks/BufferMock.cpp

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#include "dawn/tests/unittests/native/mocks/BufferMock.h"

#include "dawn/native/ChainUtils.h"

namespace dawn::native {

using ::testing::Return;

BufferMock::BufferMock(DeviceMock* device,
                       const UnpackedPtr<BufferDescriptor>& descriptor,
                       std::optional<uint64_t> allocatedSize)
    : BufferBase(device, descriptor) {
    mAllocatedSize = allocatedSize.value_or(GetSize());
    DAWN_ASSERT(mAllocatedSize >= GetSize());
    mBackingData = std::unique_ptr<uint8_t[]>(new uint8_t[mAllocatedSize]);

    ON_CALL(*this, DestroyImpl).WillByDefault([this] { this->BufferBase::DestroyImpl(); });
    ON_CALL(*this, GetMappedPointer).WillByDefault(Return(mBackingData.get()));
    ON_CALL(*this, IsCPUWritableAtCreation).WillByDefault([this] {
        return (GetUsage() & (wgpu::BufferUsage::MapRead | wgpu::BufferUsage::MapWrite)) != 0;
    });
}

BufferMock::BufferMock(DeviceMock* device,
                       const BufferDescriptor* descriptor,
                       std::optional<uint64_t> allocatedSize)
    : BufferMock(device, Unpack(descriptor), allocatedSize) {}

BufferMock::~BufferMock() = default;

}  // namespace dawn::native