def test_scroll_past_top(self): '''Test to scroll past top, should end up at top ''' lines = 70 extra_lines = 5 scroll_win = ScrollWindow(WindowArea(lines, 70, 0, 0, scrollable_lines=lines + extra_lines), color_theme=ColorTheme(force_bw=True)) self.assertTrue(scroll_win.at_top()) scroll_win.scroll(lines=-3) self.assertTrue(scroll_win.at_top())
def test_scroll_past_top(self): '''Test to scroll past top, should end up at top ''' lines = 70 extra_lines = 5 scroll_win = ScrollWindow(WindowArea(lines, 70, 0, 0, scrollable_lines=lines + extra_lines), color_theme=ColorTheme(force_bw=True)) self.assertTrue(scroll_win.at_top()) scroll_win.scroll(lines=-3) self.assertTrue(scroll_win.at_top())
def test_scroll_down_up_arrow(self): '''Test to scroll down and up with arrow key ''' lines = 4 extra_lines = 9 scroll_win = ScrollWindow(WindowArea(lines, 70, 0, 0, scrollable_lines=lines + extra_lines), color_theme=ColorTheme(force_bw=True)) scroll_win.active_object = None self.assertTrue(scroll_win.at_top()) key = scroll_win.on_arrow_key(curses.KEY_DOWN) self.assertEqual(key, None) self.assertFalse(scroll_win.at_top()) key = scroll_win.on_arrow_key(curses.KEY_UP) self.assertEqual(key, None) self.assertTrue(scroll_win.at_top()) key = scroll_win.on_arrow_key(curses.KEY_UP) self.assertEqual(key, curses.KEY_UP) self.assertTrue(scroll_win.at_top()) scroll_win.scroll(extra_lines - 2) self.assertFalse(scroll_win.at_bottom()) scroll_win.on_arrow_key(curses.KEY_DOWN) self.assertTrue(scroll_win.at_bottom()) scroll_win.scroll(-(extra_lines - 2)) self.assertFalse(scroll_win.at_top()) scroll_win.on_arrow_key(curses.KEY_UP) self.assertTrue(scroll_win.at_top())
def test_scroll_down_up_arrow(self): '''Test to scroll down and up with arrow key ''' lines = 4 extra_lines = 9 scroll_win = ScrollWindow(WindowArea(lines, 70, 0, 0, scrollable_lines=lines + extra_lines), color_theme=ColorTheme(force_bw=True)) scroll_win.active_object = None self.assertTrue(scroll_win.at_top()) key = scroll_win.on_arrow_key(curses.KEY_DOWN) self.assertEqual(key, None) self.assertFalse(scroll_win.at_top()) key = scroll_win.on_arrow_key(curses.KEY_UP) self.assertEqual(key, None) self.assertTrue(scroll_win.at_top()) key = scroll_win.on_arrow_key(curses.KEY_UP) self.assertEqual(key, curses.KEY_UP) self.assertTrue(scroll_win.at_top()) scroll_win.scroll(extra_lines-2) self.assertFalse(scroll_win.at_bottom()) scroll_win.on_arrow_key(curses.KEY_DOWN) self.assertTrue(scroll_win.at_bottom()) scroll_win.scroll(-(extra_lines-2)) self.assertFalse(scroll_win.at_top()) scroll_win.on_arrow_key(curses.KEY_UP) self.assertTrue(scroll_win.at_top())