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Viewing changes to tests/integration-tests/compositor/test_swapping_swappers.cpp

Separate MockBufferAllocator for reuse in other test cases.

Approved by Alexandros Frantzis, PS Jenkins bot.

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tests/integration-tests/compositor/test_swapping_swappers.cpp
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 * Authored by: Kevin DuBois <kevin.dubois@canonical.com>
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 */
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#include "mir_test_doubles/stub_buffer.h"
 
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#include "mir_test_doubles/mock_buffer_allocator.h"
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#include "multithread_harness.h"
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#include "src/server/compositor/switching_bundle.h"
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namespace
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{
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struct MockBufferAllocator : public mc::GraphicBufferAllocator
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{
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    MockBufferAllocator()
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    {
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        using namespace testing;
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        ON_CALL(*this, alloc_buffer(_))
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            .WillByDefault(Return(std::make_shared<mtd::StubBuffer>()));
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    }
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    ~MockBufferAllocator() noexcept{}
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    MOCK_METHOD1(alloc_buffer, std::shared_ptr<mg::Buffer>(mc::BufferProperties const&));
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    MOCK_METHOD0(supported_pixel_formats, std::vector<geom::PixelFormat>());
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};
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struct SwapperSwappingStress : public ::testing::Test
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{
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    void SetUp()
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    {
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        auto allocator = std::make_shared<MockBufferAllocator>();
 
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        auto allocator = std::make_shared<mtd::MockBufferAllocator>();
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        auto factory = std::make_shared<mc::SwapperFactory>(allocator, 3);
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        auto properties = mc::BufferProperties{geom::Size{380, 210},
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                                          geom::PixelFormat::abgr_8888, mc::BufferUsage::hardware};