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autotests: Add a test case for _NET_WM_WINDOW_OPACITY

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This commit is contained in:
Vlad Zahorodnii 2024-03-15 21:23:31 +02:00
parent 78e2c123c3
commit 7db47ac2fd
1 changed files with 25 additions and 0 deletions
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25
autotests/integration/x11_window_test.cpp
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@ -63,6 +63,7 @@ private Q_SLOTS:
void testSkipTaskbar();
void testInitiallySkipTaskbar();
void testRequestSkipTaskbar();
void testOpacity();
void testMinimumSize();
void testMaximumSize();
void testTrimCaption_data();
@ -880,6 +881,30 @@ void X11WindowTest::testRequestSkipTaskbar()
QVERIFY(!window->skipTaskbar());
}
void X11WindowTest::testOpacity()
{
// This test verifies that _NET_WM_WINDOW_OPACITY is properly sync'ed with Window::opacity().
// Create an xcb window.
Test::XcbConnectionPtr c = Test::createX11Connection();
QVERIFY(!xcb_connection_has_error(c.get()));
X11Window *window = createWindow(c.get(), QRect(0, 0, 100, 200), [&c](xcb_window_t windowId) {
NETWinInfo info(c.get(), windowId, kwinApp()->x11RootWindow(), NET::Properties(), NET::WM2Opacity);
info.setOpacityF(0.5);
});
QCOMPARE(window->opacity(), 0.5);
// Change the opacity.
{
NETWinInfo info(c.get(), window->window(), kwinApp()->x11RootWindow(), NET::Properties(), NET::WM2Opacity);
info.setOpacityF(0.8);
xcb_flush(c.get());
}
QSignalSpy opacityChangedSpy(window, &Window::opacityChanged);
QVERIFY(opacityChangedSpy.wait());
QCOMPARE(window->opacity(), 0.8);
}
void X11WindowTest::testMinimumSize()
{
// This test verifies that the minimum size constraint is correctly applied.