KeyInputHelperTest failed with QT_QPA_PLATFORM=offscreen

[alexxy]

Hi!

We packages KImageAnnotator for Gentoo Linux and have 1 test faild when setting QT_QPA_PLATFORM=offscreen

23/49 Test: KeyInputHelperTest
Command: "/var/tmp/portage/media-libs/kimageannotator-0.7.0/work/kImageAnnotator-0.7.0_build/tests/KeyInputHelperTest"
Directory: /var/tmp/portage/media-libs/kimageannotator-0.7.0/work/kImageAnnotator-0.7.0_build/tests
"KeyInputHelperTest" start time: Feb 27 22:51 MSK
Output:
----------------------------------------------------------
********* Start testing of KeyInputHelperTest *********
Config: Using QtTest library 6.6.2, Qt 6.6.2 (x86_64-little_endian-lp64 shared (dynamic) release build; by GCC 13.2.1 20240210), gentoo 2.14
PASS   : KeyInputHelperTest::initTestCase()
PASS   : KeyInputHelperTest::TestHandleKeyPress_Should_EmitRemoveSignal_When_KeyIsBackspace()
PASS   : KeyInputHelperTest::TestHandleKeyPress_Should_EmitRemoveSignal_When_KeyIsDelete()
PASS   : KeyInputHelperTest::TestHandleKeyPress_Should_EmitInsertSignalWithNewLine_When_KeyIsReturnAndModifierShift()
PASS   : KeyInputHelperTest::TestHandleKeyPress_Should_EmitInsertSignalWithNewLine_When_KeyIsEnterAndModifierShift()
PASS   : KeyInputHelperTest::TestHandleKeyPress_Should_EmitEscape_When_KeyIsReturnAndNoModifier()
PASS   : KeyInputHelperTest::TestHandleKeyPress_Should_EmitEscape_When_KeyIsEnterAndNoModifier()
PASS   : KeyInputHelperTest::TestHandleKeyPress_Should_EmitEscapeSignal_When_KeyIsEscape()
PASS   : KeyInputHelperTest::TestHandleKeyPress_Should_EmitMoveSignal_When_KeyIsHome()
PASS   : KeyInputHelperTest::TestHandleKeyPress_Should_EmitMoveSignal_When_KeyIsEnd()
PASS   : KeyInputHelperTest::TestHandleKeyPress_Should_EmitMoveSignal_When_KeyIsArrowLeft()
PASS   : KeyInputHelperTest::TestHandleKeyPress_Should_EmitMoveSignal_When_KeyIsArrowLeftAndModifierCtrl()
PASS   : KeyInputHelperTest::TestHandleKeyPress_Should_EmitMoveSignal_When_KeyIsArrowRight()
PASS   : KeyInputHelperTest::TestHandleKeyPress_Should_EmitMoveSignal_When_KeyIsArrowRightAndModifierCtrl()
PASS   : KeyInputHelperTest::TestHandleKeyPress_Should_EmitMoveSignal_When_KeyIsArrowUp()
PASS   : KeyInputHelperTest::TestHandleKeyPress_Should_EmitMoveSignal_When_KeyIsArrowDown()
PASS   : KeyInputHelperTest::TestHandleKeyPress_Should_EmitPasteSignal_When_KeyIsPaste()
PASS   : KeyInputHelperTest::TestHandleKeyPress_Should_EmitPasteSignal_When_KeySequenceIsPaste()
Received signal 11 (SIGSEGV), code 1, for address 0x00000000000000f8
         TestHandleKeyPress_Should_EmitInsertSignal_When_KeyIsCharacter function time: 0ms, total time: 0ms
<end of output>
Test time =   0.14 sec
----------------------------------------------------------
Test Failed.
"KeyInputHelperTest" end time: Feb 27 22:51 MSK
"KeyInputHelperTest" time elapsed: 00:00:00
----------------------------------------------------------

[DamirPorobic]

I cannot reproduce this issue with latest 0.7.0. What Qt version are you using?

[dflogeras]

@alexxy I assume you ran the unit tests against Qt6? Could you post your build env?

[dflogeras]

I have built up an environment, and gotten the fail captured with stack trace

********* Start testing of KeyInputHelperTest *********
Config: Using QtTest library 6.6.2, Qt 6.6.2 (x86_64-little_endian-lp64 shared (dynamic) release build; by GCC 13.2.1 20240113), gentoo 2.14
PASS : KeyInputHelperTest::initTestCase()
PASS : KeyInputHelperTest::TestHandleKeyPress_Should_EmitRemoveSignal_When_KeyIsBackspace()
PASS : KeyInputHelperTest::TestHandleKeyPress_Should_EmitRemoveSignal_When_KeyIsDelete()
PASS : KeyInputHelperTest::TestHandleKeyPress_Should_EmitInsertSignalWithNewLine_When_KeyIsReturnAndModifierShift()
PASS : KeyInputHelperTest::TestHandleKeyPress_Should_EmitInsertSignalWithNewLine_When_KeyIsEnterAndModifierShift()
PASS : KeyInputHelperTest::TestHandleKeyPress_Should_EmitEscape_When_KeyIsReturnAndNoModifier()
PASS : KeyInputHelperTest::TestHandleKeyPress_Should_EmitEscape_When_KeyIsEnterAndNoModifier()
PASS : KeyInputHelperTest::TestHandleKeyPress_Should_EmitEscapeSignal_When_KeyIsEscape()
PASS : KeyInputHelperTest::TestHandleKeyPress_Should_EmitMoveSignal_When_KeyIsHome()
PASS : KeyInputHelperTest::TestHandleKeyPress_Should_EmitMoveSignal_When_KeyIsEnd()
PASS : KeyInputHelperTest::TestHandleKeyPress_Should_EmitMoveSignal_When_KeyIsArrowLeft()
PASS : KeyInputHelperTest::TestHandleKeyPress_Should_EmitMoveSignal_When_KeyIsArrowLeftAndModifierCtrl()
PASS : KeyInputHelperTest::TestHandleKeyPress_Should_EmitMoveSignal_When_KeyIsArrowRight()
PASS : KeyInputHelperTest::TestHandleKeyPress_Should_EmitMoveSignal_When_KeyIsArrowRightAndModifierCtrl()
PASS : KeyInputHelperTest::TestHandleKeyPress_Should_EmitMoveSignal_When_KeyIsArrowUp()
PASS : KeyInputHelperTest::TestHandleKeyPress_Should_EmitMoveSignal_When_KeyIsArrowDown()
PASS : KeyInputHelperTest::TestHandleKeyPress_Should_EmitPasteSignal_When_KeyIsPaste()
PASS : KeyInputHelperTest::TestHandleKeyPress_Should_EmitPasteSignal_When_KeySequenceIsPaste()
Received signal 11 (SIGSEGV), code 1, for address 0x00000000000000f8
TestHandleKeyPress_Should_EmitInsertSignal_When_KeyIsCharacter function time: 0ms, total time: 0ms

=== Stack trace ===
[New LWP 3016]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib64/libthread_db.so.1".
0x00007f2ade0fef77 in wait4 () from /lib64/libc.so.6

Thread 2 (Thread 0x7f2adb0b46c0 (LWP 3016) "QtTest Watchdog"):
#0 0x00007f2ade09fc8e in __futex_abstimed_wait_common () from /lib64/libc.so.6
#1 0x00007f2ade0a2a84 in pthread_cond_clockwait () from /lib64/libc.so.6
#2 0x00007f2adfb6a70d in std::__condvar::wait_until (__abs_time=..., __clock=1, __m=..., this=) at /usr/lib/gcc/x86_64-pc-linux-gnu/13/include/g++-v13/bits/std_mutex.h:137
#3 std::condition_variable::__wait_until_impl<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (__lock=..., __atime=..., this=) at /usr/lib/gcc/x86_64-pc-linux-gnu/13/include/g++-v13/condition_variable:203
#4 std::condition_variable::wait_until<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (__atime=..., __lock=..., this=) at /usr/lib/gcc/x86_64-pc-linux-gnu/13/include/g++-v13/condition_variable:113
#5 std::condition_variable::wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> >, QTest::WatchDog::waitFor(std::unique_lockstd::mutex&, QTest::WatchDog::Expectation)::{lambda()#1}>(std::unique_lockstd::mutex&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > const&, QTest::WatchDog::waitFor(std::unique_lockstd::mutex&, QTest::WatchDog::Expectation)::{lambda()#1}) (__p=..., __atime=..., __lock=..., this=) at /usr/lib/gcc/x86_64-pc-linux-gnu/13/include/g++-v13/condition_variable:154
#6 std::condition_variable::wait_for<long, std::ratio<1l, 1000l>, QTest::WatchDog::waitFor(std::unique_lockstd::mutex&, QTest::WatchDog::Expectation)::{lambda()#1}>(std::unique_lockstd::mutex&, std::chrono::duration<long, std::ratio<1l, 1000l> > const&, QTest::WatchDog::waitFor(std::unique_lockstd::mutex&, QTest::WatchDog::Expectation)::{lambda()#1}) (__rtime=..., __p=..., __lock=..., this=) at /usr/lib/gcc/x86_64-pc-linux-gnu/13/include/g++-v13/condition_variable:177
#7 QTest::WatchDog::waitFor (e=70, m=..., this=) at /usr/src/debug/dev-qt/qtbase-6.6.2/qtbase-everywhere-src-6.6.2/src/testlib/qtestcase.cpp:1241
#8 QTest::WatchDog::run (this=) at /usr/src/debug/dev-qt/qtbase-6.6.2/qtbase-everywhere-src-6.6.2/src/testlib/qtestcase.cpp:1305
#9 0x00007f2ade72eaa6 in operator() (__closure=) at /usr/src/debug/dev-qt/qtbase-6.6.2/qtbase-everywhere-src-6.6.2/src/corelib/thread/qthread_unix.cpp:324
#10 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=...) at /usr/src/debug/dev-qt/qtbase-6.6.2/qtbase-everywhere-src-6.6.2/src/corelib/thread/qthread_unix.cpp:260
#11 QThreadPrivate::start (arg=0x557322e3d530) at /usr/src/debug/dev-qt/qtbase-6.6.2/qtbase-everywhere-src-6.6.2/src/corelib/thread/qthread_unix.cpp:283
#12 0x00007f2ade0a3109 in start_thread () from /lib64/libc.so.6
#13 0x00007f2ade1143a8 in clone3 () from /lib64/libc.so.6

Thread 1 (Thread 0x7f2adb3fc340 (LWP 3015) "KeyInputHelperT"):
#0 0x00007f2ade0fef77 in wait4 () from /lib64/libc.so.6
#1 0x00007f2adfb5f195 in generateStackTrace () at /usr/src/debug/dev-qt/qtbase-6.6.2/qtbase-everywhere-src-6.6.2/src/testlib/qtestcase.cpp:411
#2 0x00007f2adfb60f50 in generateStackTrace () at /usr/src/debug/dev-qt/qtbase-6.6.2/qtbase-everywhere-src-6.6.2/src/testlib/qtestcase.cpp:375
#3 (anonymous namespace)::FatalSignalHandler::actionHandler (signum=11, info=) at /usr/src/debug/dev-qt/qtbase-6.6.2/qtbase-everywhere-src-6.6.2/src/testlib/qtestcase.cpp:2179
#4
#5 0x00007f2adeae1a39 in XCloseDisplay () from /usr/lib64/libX11.so.6
#6 0x000055732189fefa in kImageAnnotator::CapsLockStatusChecker::isCapsLockEnabled () at /var/tmp/portage/media-libs/kimageannotator-0.7.0-r1/work/kImageAnnotator-0.7.0/src/annotations/items/text/CapsLockStatusChecker.cpp:50
#7 0x000055732189f5b5 in kImageAnnotator::KeyInputHelper::getTextWithCorrectCase (this=this@entry=0x7ffe796bda10, event=event@entry=0x7ffe796bda80) at /var/tmp/portage/media-libs/kimageannotator-0.7.0-r1/work/kImageAnnotator-0.7.0/src/annotations/items/text/KeyInputHelper.cpp:100
#8 0x000055732189fa4f in kImageAnnotator::KeyInputHelper::handleKeyPress (this=this@entry=0x7ffe796bda10, event=event@entry=0x7ffe796bda80) at /var/tmp/portage/media-libs/kimageannotator-0.7.0-r1/work/kImageAnnotator-0.7.0/src/annotations/items/text/KeyInputHelper.cpp:93
#9 0x000055732184f118 in KeyInputHelperTest::TestHandleKeyPress_Should_EmitInsertSignal_When_KeyIsCharacter (this=) at /var/tmp/portage/media-libs/kimageannotator-0.7.0-r1/work/kImageAnnotator-0.7.0/tests/annotations/items/helper/KeyInputHelperTest.cpp:252
#10 0x00007f2ade5d323d in QMetaMethodInvoker::invokeImpl (self=..., target=0x7ffe796be560, connectionType=connectionType@entry=Qt::DirectConnection, paramCount=paramCount@entry=1, parameters=parameters@entry=0x7ffe796bde40, typeNames=0x7ffe796bde48, metaTypes=0x7ffe796bde50) at /usr/src/debug/dev-qt/qtbase-6.6.2/qtbase-everywhere-src-6.6.2/src/corelib/kernel/qmetaobject.cpp:2713
#11 0x00007f2ade5d3c42 in QMetaMethod::invokeImpl (self=..., target=, connectionType=connectionType@entry=Qt::DirectConnection, paramCount=paramCount@entry=1, parameters=parameters@entry=0x7ffe796bde40, typeNames=0x7ffe796bde48, metaTypes=0x7ffe796bde50) at /usr/src/debug/dev-qt/qtbase-6.6.2/qtbase-everywhere-src-6.6.2/src/corelib/kernel/qmetaobject.cpp:2551
#12 0x00007f2adfb673ae in QMetaMethod::invoke<>(QObject*, Qt::ConnectionType, QMetaMethodReturnArgument) const (r=..., c=Qt::DirectConnection, obj=, this=) at /usr/src/debug/dev-qt/qtbase-6.6.2/qtbase-everywhere-src-6.6.2/src/corelib/kernel/qmetaobject.h:148
#13 QMetaMethod::invoke<>(QObject*, Qt::ConnectionType) const (c=Qt::DirectConnection, obj=, this=) at /usr/src/debug/dev-qt/qtbase-6.6.2/qtbase-everywhere-src-6.6.2/src/corelib/kernel/qmetaobject.h:160
#14 QTest::TestMethods::invokeTestOnData (this=0x7ffe796be3d0, index=) at /usr/src/debug/dev-qt/qtbase-6.6.2/qtbase-everywhere-src-6.6.2/src/testlib/qtestcase.cpp:1136
#15 0x00007f2adfb680f7 in QTest::TestMethods::invokeTest (this=this@entry=0x7ffe796be3d0, index=index@entry=17, tag=..., watchDog=0x557322e3d530) at /usr/src/debug/dev-qt/qtbase-6.6.2/qtbase-everywhere-src-6.6.2/src/testlib/qtestcase.cpp:1429
#16 0x00007f2adfb6890a in QTest::TestMethods::invokeTests (this=this@entry=0x7ffe796be3d0, testObject=) at /usr/src/debug/dev-qt/qtbase-6.6.2/qtbase-everywhere-src-6.6.2/src/testlib/qtestcase.cpp:1767
#17 0x00007f2adfb69349 in QTest::qRun () at /usr/src/debug/dev-qt/qtbase-6.6.2/qtbase-everywhere-src-6.6.2/src/testlib/qtestcase.cpp:2401
#18 0x00007f2adfb6988b in QTest::qExec (testObject=testObject@entry=0x7ffe796be560, argc=, argv=argv@entry=0x7ffe796be6b8) at /usr/src/debug/dev-qt/qtbase-6.6.2/qtbase-everywhere-src-6.6.2/src/testlib/qtestcase.cpp:2287
#19 0x000055732184c1e0 in main (argc=, argv=0x7ffe796be6b8) at /var/tmp/portage/media-libs/kimageannotator-0.7.0-r1/work/kImageAnnotator-0.7.0/tests/annotations/items/helper/KeyInputHelperTest.cpp:259
[Inferior 1 (process 3015) detached]
=== End of stack trace ===
Segmentation fault