def test_scroll_right_left_arrow(self):
'''Test to scroll right and left with arrow key '''
cols = 3
extra_cols = 5
scroll_win = ScrollWindow(WindowArea(10, cols, 0, 0,
scrollable_columns=cols+extra_cols),
color_theme=ColorTheme(force_bw=True))
scroll_win.active_object = None
self.assertTrue(scroll_win.at_left())
key = scroll_win.on_arrow_key(curses.KEY_RIGHT)
self.assertEqual(key, None)
self.assertFalse(scroll_win.at_left())
key = scroll_win.on_arrow_key(curses.KEY_LEFT)
self.assertEqual(key, None)
self.assertTrue(scroll_win.at_left())
key = scroll_win.on_arrow_key(curses.KEY_LEFT)
self.assertEqual(key, curses.KEY_LEFT)
self.assertTrue(scroll_win.at_left())
scroll_win.scroll(columns=extra_cols-2)
self.assertFalse(scroll_win.at_left())
self.assertFalse(scroll_win.at_right())
scroll_win.on_arrow_key(curses.KEY_RIGHT)
self.assertTrue(scroll_win.at_right())
scroll_win.scroll(columns=-(extra_cols-2))
self.assertFalse(scroll_win.at_left())
self.assertFalse(scroll_win.at_right())
scroll_win.on_arrow_key(curses.KEY_LEFT)
self.assertTrue(scroll_win.at_left())
def test_scroll_past_right(self):
'''Test to scroll past right, should end up at right '''
cols = 70
extra_cols = 5
scroll_win = ScrollWindow(WindowArea(70, cols, 0, 0,
scrollable_columns=cols+extra_cols),
color_theme=ColorTheme(force_bw=True))
self.assertTrue(scroll_win.at_left())
self.assertFalse(scroll_win.at_right())
scroll_win.scroll(columns=10)
self.assertFalse(scroll_win.at_left())
self.assertTrue(scroll_win.at_right())
def test_scroll_to_right(self):
'''Test to scroll multiple columns to right of scrollarea'''
cols = 70
extra_cols = 5
scroll_win = ScrollWindow(WindowArea(70, cols, 0, 0,
scrollable_columns=cols+extra_cols),
color_theme=ColorTheme(force_bw=True))
scroll_win.scroll(scroll_to_column=5)
self.assertTrue(scroll_win.at_right())
