Function test_DoubleValidatorRelaxed_2

pyxrf/gui_module/tests/test_useful_widgets.py:173–202

Test how `DoubleValidatorRelaxed` operates with `QLineEdit`, which is expected to emit the signal `editingFinished()` only when the validator returns `Acceptable`. The typed string is supposed to be displayed (returned by `text()` method).

(qtbot, text, range, valid)

])
# fmt: on
def test_DoubleValidatorRelaxed_2(qtbot, text, range, valid):
    """
    Test how `DoubleValidatorRelaxed` operates with `QLineEdit`, which is expected
    to emit the signal `editingFinished()` only when the validator returns `Acceptable`.
    The typed string is supposed to be displayed (returned by `text()` method).
    """
    le = QLineEdit()
    validator = DoubleValidatorRelaxed()
    le.setValidator(validator)
    qtbot.addWidget(le)
    le.show()

    if range is not None:
        validator.setRange(range[0], range[1], decimals=10)

    def fn():
        enter_text_via_keyboard(qtbot, le, text)

    signal = le.editingFinished
    if valid:
        # 'editingFinished()' should be emitted
        with qtbot.waitSignal(signal, timeout=100):
            fn()
    else:
        # 'editingFinished()' should not be emitted
        with qtbot.assertNotEmitted(signal, wait=100):
            fn()

    # We verify that the text can be entered via keyboard is still displayed
    assert le.text() == text, "Entered and displayed text does not match"


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