def test_keyevent_to_string_for_colon():
event = QKeyEvent(QEvent.KeyPress, Qt.Key_Colon, Qt.NoModifier, ":")
assert eventhandler.keyevent_to_string(event) == "<colon>"
def test_keyevent_to_string_for_alt_modifier_and_letter():
event = QKeyEvent(QEvent.KeyPress, Qt.Key_A, Qt.AltModifier, "a")
assert eventhandler.keyevent_to_string(event) == "<alt>a"
def test_keyevent_to_string_for_only_modifier():
event = QKeyEvent(QEvent.KeyPress, Qt.Key_Shift, Qt.ShiftModifier, "")
assert eventhandler.keyevent_to_string(event) == ""
def test_keyevent_to_string_for_control_modifier_and_letter():
event = QKeyEvent(QEvent.KeyPress, Qt.Key_A, Qt.ControlModifier, "a")
assert eventhandler.keyevent_to_string(event) == "<ctrl>a"
def test_keyevent_to_string_for_special_key_with_shift():
event = QKeyEvent(QEvent.KeyPress, Qt.Key_Tab, Qt.ShiftModifier, "\t")
assert eventhandler.keyevent_to_string(event) == "<shift><tab>"
def test_keyevent_to_string_for_special_key():
event = QKeyEvent(QEvent.KeyPress, Qt.Key_Tab, Qt.NoModifier, "\t")
assert eventhandler.keyevent_to_string(event) == "<tab>"
def test_keyevent_to_string_for_uppercase_letter():
event = QKeyEvent(QEvent.KeyPress, Qt.Key_A, Qt.ShiftModifier, "A")
assert eventhandler.keyevent_to_string(event) == "A"
def test_keyevent_to_string_for_lowercase_letter():
event = QKeyEvent(QEvent.KeyPress, Qt.Key_A, Qt.NoModifier, "a")
assert eventhandler.keyevent_to_string(event) == "a"