QObject::disconnect does not cancel pending events. This can cause hard
to find bugs in application code, so we explicitly document and unit
test this behavior.
Task-number: QTBUG-127675
Change-Id: I5e94d60c27b9ce2dd2bceb832eb817b7eaa9cdcd
Reviewed-by: Marc Mutz <marc.mutz@qt.io>
Reviewed-by: Leena Miettinen <riitta-leena.miettinen@qt.io>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
(cherry picked from commit 0681e720a9851f1873ce5a5f99b5567d2b418261)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
c5a27f4cfe