diff options
| author | Ulf Hermann <ulf.hermann@qt.io> | 2024-02-07 13:35:00 +0100 |
|---|---|---|
| committer | Qt Cherry-pick Bot <cherrypick_bot@qt-project.org> | 2024-02-16 09:25:22 +0000 |
| commit | 5e4b4b02f22f72c4143085e26dcf8d87031b423d (patch) | |
| tree | 166a6372359c6c62683e758006d67426ee8b23c2 | |
| parent | 486376f82547172ff20008fe17c9539a920f61ac (diff) | |
QmlTest: Document timer drift between TestCase and Timer
Pick-to: 6.2
Fixes: QTBUG-120105
Change-Id: I5d07068a6ed639b461cd3c9e314869a72d13f5b0
Reviewed-by: Andreas Aardal Hanssen <andreas@hanssen.name>
(cherry picked from commit 198a90f56255bf9e5cf4416b973682cdc708d77b)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
(cherry picked from commit b156a1f1f93b4d374a455f10bf13c642746325a7)
(cherry picked from commit 11dcf2d228838f146626185204caf2de2506a4a1)
| -rw-r--r-- | src/qmltest/TestCase.qml | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/qmltest/TestCase.qml b/src/qmltest/TestCase.qml index 09094a0375..6880b53cc3 100644 --- a/src/qmltest/TestCase.qml +++ b/src/qmltest/TestCase.qml @@ -1313,7 +1313,16 @@ Item { Waits for \a ms milliseconds while processing Qt events. - \sa sleep(), waitForRendering() + \note This methods uses a precise timer to do the actual waiting. The + event you are waiting for may not. In particular, any animations as + well as the \l{Timer} QML type can use either precise or coarse + timers, depending on various factors. For a coarse timer you have + to expect a drift of around 5% in relation to the precise timer used + by TestCase::wait(). Qt cannot give hard guarantees on the drift, + though, because the operating system usually doesn't offer hard + guarantees on timers. + + \sa sleep(), waitForRendering(), Qt::TimerType */ function wait(ms) { qtest_results.wait(ms) |