diff options
author | Morten Johan Sørvig <morten.sorvig@qt.io> | 2017-08-14 21:28:57 +0200 |
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committer | Simon Hausmann <simon.hausmann@qt.io> | 2017-08-22 05:10:43 +0000 |
commit | 1497e5853beac21c1d40ea377f6d6f41b5a30082 (patch) | |
tree | d4a53ae19570a7f3eec9907d73b8dad8c68ad99b /src/testlib/qtestutil_macos.mm | |
parent | 8b8578a155b7932a79049174f913eea3379c0f28 (diff) |
QTestLib: Disable App Nap on macOS
App Nap may cause stalls or timer delays during test runs.
Change-Id: I828282d12127918439a9a2a4f7d7be6cac457b42
Task-number: QTBUG-61499
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@qt.io>
Diffstat (limited to 'src/testlib/qtestutil_macos.mm')
-rw-r--r-- | src/testlib/qtestutil_macos.mm | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/src/testlib/qtestutil_macos.mm b/src/testlib/qtestutil_macos.mm index 70a7fb9f85..7579c3b164 100644 --- a/src/testlib/qtestutil_macos.mm +++ b/src/testlib/qtestutil_macos.mm @@ -54,6 +54,33 @@ namespace QTestPrivate { void disableWindowRestore() { [[NSUserDefaults standardUserDefaults] setBool:YES forKey:@"ApplePersistenceIgnoreState"]; } + + /*! \internal + \class AppNapDisabler + \brief Disables App Nap by registereing a bacground activity. + + App Nap remains disabled as long as the AppNapDisabler instance + exists. + */ + + /*! \internal + Creates an AppNapDisabler instance and starts a NSActivityBackground activity. + */ + AppNapDisabler::AppNapDisabler() + { + m_activity = [[NSProcessInfo processInfo] beginActivityWithOptions:NSActivityBackground + reason:@"Qt Auto Test"]; + [m_activity retain]; + } + + /*! \internal + Destroys the AppNapDisabler instance and ends the NSActivityBackground activity. + */ + AppNapDisabler::~AppNapDisabler() + { + [[NSProcessInfo processInfo] endActivity:m_activity]; + [m_activity release]; + } } QT_END_NAMESPACE |