120 lines
3.0 KiB
C++
120 lines
3.0 KiB
C++
/********************************************************************
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KWin - the KDE window manager
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This file is part of the KDE project.
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Copyright (C) 2017 Martin Flöser <mgraesslin@kde.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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#include "../plugins/platforms/drm/gbm_surface.h"
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#include <QtTest/QtTest>
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#include <gbm.h>
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// mocking
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struct gbm_device {
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bool surfaceShouldFail = false;
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};
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struct gbm_surface {
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uint32_t width;
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uint32_t height;
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uint32_t format;
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uint32_t flags;
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};
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struct gbm_bo {
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};
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struct gbm_surface *gbm_surface_create(struct gbm_device *gbm, uint32_t width, uint32_t height, uint32_t format, uint32_t flags)
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{
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if (gbm && gbm->surfaceShouldFail) {
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return nullptr;
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}
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auto ret = new gbm_surface{width, height, format, flags};
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return ret;
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}
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void gbm_surface_destroy(struct gbm_surface *surface)
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{
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delete surface;
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}
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struct gbm_bo *gbm_surface_lock_front_buffer(struct gbm_surface *surface)
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{
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Q_UNUSED(surface)
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return new gbm_bo;
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}
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void gbm_surface_release_buffer(struct gbm_surface *surface, struct gbm_bo *bo)
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{
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Q_UNUSED(surface)
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delete bo;
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}
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using KWin::GbmSurface;
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class GbmSurfaceTest : public QObject
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{
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Q_OBJECT
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private Q_SLOTS:
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void testCreate();
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void testCreateFailure();
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void testBo();
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};
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void GbmSurfaceTest::testCreate()
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{
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GbmSurface surface(nullptr, 2, 3, 4, 5);
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gbm_surface *native = surface.surface();
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QVERIFY(surface);
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QCOMPARE(native->width, 2u);
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QCOMPARE(native->height, 3u);
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QCOMPARE(native->format, 4u);
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QCOMPARE(native->flags, 5u);
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}
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void GbmSurfaceTest::testCreateFailure()
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{
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gbm_device dev{true};
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GbmSurface surface(&dev, 2, 3, 4, 5);
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QVERIFY(!surface);
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gbm_surface *native = surface.surface();
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QVERIFY(!native);
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}
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void GbmSurfaceTest::testBo()
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{
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GbmSurface surface(nullptr, 2, 3, 4, 5);
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// release buffer on nullptr should not be a problem
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surface.releaseBuffer(nullptr);
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// now an actual buffer
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auto bo = surface.lockFrontBuffer();
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surface.releaseBuffer(bo);
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// and a surface which fails
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gbm_device dev{true};
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GbmSurface surface2(&dev, 2, 3, 4, 5);
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QVERIFY(!surface2.lockFrontBuffer());
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auto bo2 = surface.lockFrontBuffer();
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// this won't do anything
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surface2.releaseBuffer(bo2);
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// so we need to clean up properly
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surface.releaseBuffer(bo2);
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}
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QTEST_GUILESS_MAIN(GbmSurfaceTest)
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#include "test_gbm_surface.moc"
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