[autotest/integration] Add pointer axis events to ModifiersOnlyShortcutTest

If a pointer axis is scrolled while a modifier is hold, the modifier only
shortcuts should not trigger. The user wanted to use the modifier for the
pointer axis.

This is not implemented yet, thus all is QEXPECT_FAIL.

autotests/integration/modifier_only_shortcut_test.cpp

@@ -219,6 +219,20 @@ void ModifierOnlyShortcutTest::testTrigger()
     QCOMPARE(input()->qtButtonStates(), Qt::NoButton);
     QEXPECT_FAIL("", "Button not yet handled", Continue);
     QCOMPARE(triggeredSpy.count(), 2);
+
+    // scroll while mod is pressed
+    kwinApp()->platform()->keyboardKeyPressed(modifier, timestamp++);
+    kwinApp()->platform()->pointerAxisVertical(5.0, timestamp++);
+    kwinApp()->platform()->keyboardKeyReleased(modifier, timestamp++);
+    QEXPECT_FAIL("", "Axis not yet handled", Continue);
+    QCOMPARE(triggeredSpy.count(), 2);
+
+    // same for horizontal
+    kwinApp()->platform()->keyboardKeyPressed(modifier, timestamp++);
+    kwinApp()->platform()->pointerAxisHorizontal(5.0, timestamp++);
+    kwinApp()->platform()->keyboardKeyReleased(modifier, timestamp++);
+    QEXPECT_FAIL("", "Axis not yet handled", Continue);
+    QCOMPARE(triggeredSpy.count(), 2);
 }
 
 WAYLANDTEST_MAIN(ModifierOnlyShortcutTest)