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autotests/drm: add test that verifies extending output lifetimes works

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This commit is contained in:
Xaver Hugl 2022-12-29 00:05:08 +01:00
parent 239207c5ee
commit 00c0f29f8e
1 changed files with 28 additions and 0 deletions
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28
autotests/drm/drmTest.cpp
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@ -38,6 +38,7 @@ private Q_SLOTS:
void testZeroModesHandling();
void testModeGeneration_data();
void testModeGeneration();
void testConnectorLifetime();
};
static void verifyCleanup(MockGpu *mockGpu)
@ -279,5 +280,32 @@ void DrmTest::testModeGeneration()
verifyCleanup(mockGpu.get());
}
void DrmTest::testConnectorLifetime()
{
// don't crash if output lifetime is extended beyond the connector
const auto mockGpu = std::make_unique<MockGpu>(1, 5);
const auto conn = std::make_shared<MockConnector>(mockGpu.get());
mockGpu->connectors.push_back(conn);
const auto session = Session::create(Session::Type::Noop);
const auto backend = std::make_unique<DrmBackend>(session.get());
const auto renderBackend = backend->createQPainterBackend();
auto gpu = std::make_unique<DrmGpu>(backend.get(), "test", 1, 0);
QVERIFY(gpu->updateOutputs());
QCOMPARE(gpu->drmOutputs().size(), 1);
DrmOutput *const output = gpu->drmOutputs().front();
output->ref();
mockGpu->connectors.clear();
QVERIFY(gpu->updateOutputs());
output->unref();
gpu.reset();
verifyCleanup(mockGpu.get());
}
QTEST_GUILESS_MAIN(DrmTest)
#include "drmTest.moc"