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tests/xcb: add a test for screen off and on

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Task-number: QTBUG-96247
Change-Id: I1fd6f21ad914480b7e8d07227ee80184e305276a
Reviewed-by: Shawn Rutledge <shawn.rutledge@qt.io>
This commit is contained in:
Liang Qi 2021-09-15 16:41:10 +02:00
parent b6bcf01b81
commit 0d3b395c16
1 changed files with 36 additions and 0 deletions
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36
tests/manual/qscreen_xrandr/tst_qscreen_xrandr.cpp
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@ -41,6 +41,7 @@ class tst_QScreen_Xrandr: public QObject
private slots:
void xrandr_15_merge_and_unmerge();
void xrandr_15_scale();
void xrandr_15_off_and_on();
private:
void xrandr_process(const QStringList &arguments = {});
@ -163,6 +164,41 @@ void tst_QScreen_Xrandr::xrandr_15_scale()
QVERIFY(width3 == width1);
}
void tst_QScreen_Xrandr::xrandr_15_off_and_on()
{
QList<QScreen *> screens = QGuiApplication::screens();
int ss = screens.size();
if (ss < 1)
QSKIP("This test requires at least one screen.");
QStringList names;
for (QScreen *s : screens)
names << s->name();
QStringList args;
for (int i = ss; i > 0; i--) {
QString name = names.at(i-1);
qDebug() << "i=" << i << ", name:" << name;
args.clear();
args << "--output" << name << "--off";
xrandr_process(args);
QTest::qWait(500);
QVERIFY(QGuiApplication::screens().size() == (i != 1 ? i - 1 : i));
}
for (int i = ss; i > 0; i--) {
QString name = names.at(i-1);
qDebug() << "i=" << i << ", name:" << name;
args.clear();
args << "--output" << name << "--auto";
xrandr_process(args);
QTest::qWait(500);
QVERIFY(QGuiApplication::screens().size() == (i == ss ? 1 : ss - i + 1));
}
}
void tst_QScreen_Xrandr::xrandr_process(const QStringList &args)
{
QString prog = "xrandr";