def test_HelpBar_next_hint():
mock_screen = MagicMock()
mock_screen.getmaxyx.return_value = 50, 50
mock_help_list = ["HELP", "MORE_HELP"]
with patch('foolscap.display.render_composite.HELP_OPTIONS', mock_help_list):
test_bar = HelpBar(mock_screen)
test_bar.draw()
test_bar.next_hint()
test_bar.update()
test_bar.draw()
test_bar.next_hint()
test_bar.update()
test_bar.draw()
calls = [
call(49, 2, "HELP"),
call(49, 2, "MORE_HELP"),
# Test it loops back to 0th item
call(49, 2, "HELP"),
]
mock_screen.addstr.assert_has_calls(calls)
def test_HelpBar_update():
mock_screen = MagicMock()
mock_screen.getmaxyx.return_value = 50, 50
test_bar = HelpBar(mock_screen)
assert mock_screen.getmaxyx.called_once()
test_bar.update()