def test_vert_scrollbar_created(self):
'''Ensure vertical scrollbar is created or not appropriately'''
scroll_win = ScrollWindow(WindowArea(70, 70, 0, 0,
scrollable_lines=75),
color_theme=ColorTheme(force_bw=True))
self.assertTrue(scroll_win.get_use_vert_scroll_bar())
scroll_win = ScrollWindow(WindowArea(70, 70, 0, 0,
scrollable_lines=70),
color_theme=ColorTheme(force_bw=True))
self.assertFalse(scroll_win.get_use_vert_scroll_bar())
def test_scroll_no_args(self):
'''Test that scroll called with no args throws ValueError'''
scroll_win = ScrollWindow(WindowArea(70, 70, 0, 0,
scrollable_lines=75),
color_theme=ColorTheme(force_bw=True))
self.assertTrue(scroll_win.get_use_vert_scroll_bar())
self.assertEquals(scroll_win.current_line[0], 0)
self.assertRaises(ValueError, scroll_win.scroll)
def test_scroll_one_line(self):
'''Test to scroll one line '''
scroll_win = ScrollWindow(WindowArea(70, 70, 0, 0,
scrollable_lines=75),
color_theme=ColorTheme(force_bw=True))
self.assertTrue(scroll_win.get_use_vert_scroll_bar())
self.assertEquals(scroll_win.current_line[0], 0)
scroll_win.scroll(lines=1)
self.assertEquals(scroll_win.current_line[0], 1)
