Apr 25, 2025
diff --git a/lib/matplotlib/tests/test_widgets.py b/lib/matplotlib/tests/test_widgets.py
    ('horizontal', False, dict(interactive=True)),
 ])
 def test_span_selector(ax, orientation, onmove_callback, kwargs):
    onselect = mock.Mock(spec=noop, return_value=None)
    onmove = mock.Mock(spec=noop, return_value=None)
    if onmove_callback:
        kwargs['onmove_callback'] = onmove

    # While at it, also test that span selectors work in the presence of twin axes on
    # top of the axes that contain the selector.  Note that we need to unforce the axes
    # aspect here, otherwise the twin axes forces the original axes' limits (to respect
    # aspect=1) which makes some of the values below go out of bounds.
    # Also test that span selectors work in the presence of twin axes or for
    # outside-inset axes on top of the axes that contain the selector.  Note
    # that we need to unforce the axes aspect here, otherwise the twin axes
    # forces the original axes' limits (to respect aspect=1) which makes some
    # of the values below go out of bounds.
    ax.set_aspect("auto")
    tax = ax.twinx()

    tool = widgets.SpanSelector(ax, onselect, orientation, **kwargs)
    do_event(tool, 'press', xdata=100, ydata=100, button=1)
    # move outside of axis
    do_event(tool, 'onmove', xdata=199, ydata=199, button=1)
    do_event(tool, 'release', xdata=250, ydata=250, button=1)

    onselect.assert_called_once_with(100, 199)
    if onmove_callback:
        onmove.assert_called_once_with(100, 199)
    ax.twinx()
    child = ax.inset_axes([0, 1, 1, .05], xlim=(0, 200), ylim=(0, 200))

    for target in [ax, child]:
        onselect = mock.Mock(spec=noop, return_value=None)
        onmove = mock.Mock(spec=noop, return_value=None)
        if onmove_callback:
            kwargs['onmove_callback'] = onmove

        tool = widgets.SpanSelector(target, onselect, orientation, **kwargs)
        do_event(tool, 'press', xdata=100, ydata=100, button=1)
        # move outside of axis
        do_event(tool, 'onmove', xdata=199, ydata=199, button=1)
        do_event(tool, 'release', xdata=250, ydata=250, button=1)

        onselect.assert_called_once_with(100, 199)
        if onmove_callback:
            onmove.assert_called_once_with(100, 199)


 @pytest.mark.parametrize('interactive', [True, False])
Original file line number	Diff line number	Diff line change
Expand Up		@@ -623,27 +623,30 @@ def test_rectangle_selector_ignore_outside(ax, ignore_event_outside):
		('horizontal', False, dict(interactive=True)),
		])
		def test_span_selector(ax, orientation, onmove_callback, kwargs):
		onselect = mock.Mock(spec=noop, return_value=None)
		onmove = mock.Mock(spec=noop, return_value=None)
		if onmove_callback:
		kwargs['onmove_callback'] = onmove

		# While at it, also test that span selectors work in the presence of twin axes on
		# top of the axes that contain the selector. Note that we need to unforce the axes
		# aspect here, otherwise the twin axes forces the original axes' limits (to respect
		# aspect=1) which makes some of the values below go out of bounds.
		# Also test that span selectors work in the presence of twin axes or for
		# outside-inset axes on top of the axes that contain the selector. Note
		# that we need to unforce the axes aspect here, otherwise the twin axes
		# forces the original axes' limits (to respect aspect=1) which makes some
		# of the values below go out of bounds.
		ax.set_aspect("auto")
		tax = ax.twinx()

		tool = widgets.SpanSelector(ax, onselect, orientation, **kwargs)
		do_event(tool, 'press', xdata=100, ydata=100, button=1)
		# move outside of axis
		do_event(tool, 'onmove', xdata=199, ydata=199, button=1)
		do_event(tool, 'release', xdata=250, ydata=250, button=1)

		onselect.assert_called_once_with(100, 199)
		if onmove_callback:
		onmove.assert_called_once_with(100, 199)
		ax.twinx()
		child = ax.inset_axes([0, 1, 1, .05], xlim=(0, 200), ylim=(0, 200))

		for target in [ax, child]:
		onselect = mock.Mock(spec=noop, return_value=None)
		onmove = mock.Mock(spec=noop, return_value=None)
		if onmove_callback:
		kwargs['onmove_callback'] = onmove

		tool = widgets.SpanSelector(target, onselect, orientation, **kwargs)
		do_event(tool, 'press', xdata=100, ydata=100, button=1)
		# move outside of axis
		do_event(tool, 'onmove', xdata=199, ydata=199, button=1)
		do_event(tool, 'release', xdata=250, ydata=250, button=1)

		onselect.assert_called_once_with(100, 199)
		if onmove_callback:
		onmove.assert_called_once_with(100, 199)


		@pytest.mark.parametrize('interactive', [True, False])
Expand Down