def test_empty_widget(self):
for w in (Scrollable(urwid.Text('')),
Scrollable(urwid.Pile([]))):
self.check(w, size=(5, 10), text=(' ' * 5,) * 10)
self.check(w, size=(5, 10), text=(' ' * 5,) * 10)
self.assertEqual(w.get_scrollpos((5, 10), focus=True), 0)
self.assertEqual(w.get_scrollpos((5, 10), focus=False), 0)
def test_moving_focus_up_down(self):
w = Scrollable(
urwid.Pile([urwid.Text('t1'),
urwid.Text('t2'),
urwid.Edit('', 'e3'),
urwid.Text('t4'),
urwid.Text('t5'),
urwid.Edit('', 'e6'),
urwid.Text('t7'),
urwid.Text('t8')])
)
size = (10, 2)
self.check(w, size, text=('t1'.ljust(size[0]),
't2'.ljust(size[0])))
w.keypress(size, 'down')
self.check(w, size, text=('t2'.ljust(size[0]),
'e3'.ljust(size[0])))
w.keypress(size, 'down')
self.check(w, size, text=('t5'.ljust(size[0]),
'e6'.ljust(size[0])))
w.keypress(size, 'down')
self.check(w, size, text=('e6'.ljust(size[0]),
't7'.ljust(size[0])))
w.keypress(size, 'down')
self.check(w, size, text=('t7'.ljust(size[0]),
't8'.ljust(size[0])))
def setUp(self):
self.pile = urwid.Pile([
urwid.Text(line) for line in TEXT
])
self.scrollable = Scrollable(self.pile)
self.scrollbar = ScrollBar(self.scrollable,
thumb_char='#', trough_char='|')
def test_mouse_event(self):
scrl = Scrollable(
urwid.Pile([
urwid.Text('t1'),
urwid.Text('t2'),
urwid.Edit('', 'eXXX'),
urwid.Text('t3'),
urwid.Edit('', 'eYYY'),
urwid.Text('t4'),
urwid.Text('t5')
]))
sb = ScrollBar(scrl, thumb_char='#', trough_char='|')
size = (10, 5)
self.check(sb,
size,
cursor_pos=(4, 2),
text=('t1'.ljust(size[0] - 1) + '#',
't2'.ljust(size[0] - 1) + '#',
'eXXX'.ljust(size[0] - 1) + '#',
't3'.ljust(size[0] - 1) + '#',
'eYYY'.ljust(size[0] - 1) + '|'))
sb.mouse_event(size, 'mouse press', button=1, col=1, row=4, focus=True)
self.check(sb,
size,
cursor_pos=(1, 4),
text=('t1'.ljust(size[0] - 1) + '#',
't2'.ljust(size[0] - 1) + '#',
'eXXX'.ljust(size[0] - 1) + '#',
't3'.ljust(size[0] - 1) + '#',
'eYYY'.ljust(size[0] - 1) + '|'))
scrl.set_scrollpos(2)
self.check(sb,
size,
cursor_pos=(1, 2),
text=('eXXX'.ljust(size[0] - 1) + '|',
't3'.ljust(size[0] - 1) + '#',
'eYYY'.ljust(size[0] - 1) + '#',
't4'.ljust(size[0] - 1) + '#',
't5'.ljust(size[0] - 1) + '#'))
sb.mouse_event(size, 'mouse press', button=1, col=3, row=0, focus=True)
self.check(sb,
size,
cursor_pos=(3, 0),
text=('eXXX'.ljust(size[0] - 1) + '|',
't3'.ljust(size[0] - 1) + '#',
'eYYY'.ljust(size[0] - 1) + '#',
't4'.ljust(size[0] - 1) + '#',
't5'.ljust(size[0] - 1) + '#'))
def test_mouse_event(self):
w = Scrollable(
urwid.Pile([
urwid.Text('t1'),
urwid.Text('t2'),
urwid.Edit('', 'eXXX'),
urwid.Text('t3'),
urwid.Edit('', 'eYYY'),
urwid.Text('t4'),
urwid.Text('t5')
]))
size = (10, 2)
self.check(w,
size,
cursor_pos=None,
text=('t1'.ljust(size[0]), 't2'.ljust(size[0])))
size = (10, 5)
self.check(w,
size,
cursor_pos=(4, 2),
text=('t1'.ljust(size[0]), 't2'.ljust(size[0]),
'eXXX'.ljust(size[0]), 't3'.ljust(size[0]),
'eYYY'.ljust(size[0])))
w.mouse_event(size, 'mouse press', button=1, col=2, row=4, focus=True)
self.check(w,
size,
cursor_pos=(2, 4),
text=('t1'.ljust(size[0]), 't2'.ljust(size[0]),
'eXXX'.ljust(size[0]), 't3'.ljust(size[0]),
'eYYY'.ljust(size[0])))
w.set_scrollpos(2)
w.mouse_event(size, 'mouse press', button=1, col=3, row=2, focus=True)
self.check(w,
size,
cursor_pos=(3, 2),
text=('eXXX'.ljust(size[0]), 't3'.ljust(size[0]),
'eYYY'.ljust(size[0]), 't4'.ljust(size[0]),
't5'.ljust(size[0])))
w.mouse_event(size, 'mouse press', button=1, col=4, row=0, focus=True)
self.check(w,
size,
cursor_pos=(4, 0),
text=('eXXX'.ljust(size[0]), 't3'.ljust(size[0]),
'eYYY'.ljust(size[0]), 't4'.ljust(size[0]),
't5'.ljust(size[0])))
def test_widget_with_cursor_gets_keypress_only_if_visible(self):
w = Scrollable(
urwid.Pile(
[urwid.Text('t1'),
urwid.Text('t2'),
urwid.Edit('', 'e3')]))
size = (5, 2)
def press_keys():
for key in ('backspace', 'backspace', 'f', 'o', 'o'):
w.keypress(size, key)
self.check(w, size, text=('t1'.ljust(size[0]), 't2'.ljust(size[0])))
press_keys()
self.check(w, size, text=('t1'.ljust(size[0]), 't2'.ljust(size[0])))
w.set_scrollpos(1)
self.check(w, size, text=('t2'.ljust(size[0]), 'e3'.ljust(size[0])))
press_keys()
self.check(w, size, text=('t2'.ljust(size[0]), 'foo'.ljust(size[0])))
def test_shards_bug(self):
scrl = Scrollable(
urwid.Pile([urwid.Columns([urwid.Text("text")] * 3)] * 3)
)
sb = ScrollBar(scrl, thumb_char='#', trough_char='|', width=3)
area = urwid.Overlay(urwid.SolidFill("O"), sb, "center", 4, "middle", 5)
self.check(area, (10, 5), cursor_pos=(), text=(
'tetOOOO###',
'xttOOOO###',
'tetOOOO###',
'xttOOOO###',
'tetOOOO|||',
))
def test_wrapping_bug(self):
scrl = Scrollable(
urwid.Pile([urwid.Columns([urwid.Text("long text")] * 2)] * 2)
)
sb = ScrollBar(scrl, thumb_char='#', trough_char='|', width=3)
widget = urwid.Columns([urwid.Pile([urwid.LineBox(sb)])] * 2)
self.check(widget, (9, 6), cursor_pos=(), text=(
'┌───┐┌──┐',
'│###││##│',
'│###││##│',
'│###││##│',
'│###││##│',
'└───┘└──┘',
))
def setUp(self):
self._test_widgets = (
Scrollable(FixedText()),
Scrollable(urwid.Text('\n'.join(TEXT), wrap='clip')),
)
def test_empty_widget(self):
for w in (ScrollBar(Scrollable(urwid.Text(''))),
ScrollBar(Scrollable(urwid.Pile([])))):
self.check(w, size=(5, 10), text=(' ' * 5,) * 10)
class TestScrollBarWithScrollable(unittest.TestCase):
def setUp(self):
self.pile = urwid.Pile([
urwid.Text(line) for line in TEXT
])
self.scrollable = Scrollable(self.pile)
self.scrollbar = ScrollBar(self.scrollable,
thumb_char='#', trough_char='|')
def check(self, widget, size, text, cursor_pos=()):
canv = widget.render(size, focus=True)
self.assertEqual((canv.cols(), canv.rows()), size)
content = tuple(get_canvas_text(row) for row in canv.content())
content_exp = tuple(text)
self.assertEqual(content, content_exp)
if cursor_pos != ():
self.assertEqual(canv.cursor, cursor_pos)
def test_empty_widget(self):
for w in (ScrollBar(Scrollable(urwid.Text(''))),
ScrollBar(Scrollable(urwid.Pile([])))):
self.check(w, size=(5, 10), text=(' ' * 5,) * 10)
def test_scrollbar_grows_and_shrinks(self):
size = (10, 3)
self.check(self.scrollbar, size,
text=('one'.ljust(size[0] - 1) + '#',
'two'.ljust(size[0] - 1) + '|',
'three'.ljust(size[0] - 1) + '|'))
size = (10, 6)
self.check(self.scrollbar, size,
text=('one'.ljust(size[0] - 1) + '#',
'two'.ljust(size[0] - 1) + '#',
'three'.ljust(size[0] - 1) + '#',
'four'.ljust(size[0] - 1) + '#',
'five'.ljust(size[0] - 1) + '|',
'six'.ljust(size[0] - 1) + '|'))
def test_scrollbar_disappears_if_not_needed(self):
size = (10, 10)
self.check(self.scrollbar, size,
text=(t.ljust(size[0])
for t in TEXT))
def test_big_scrollbar_moves_up_and_down(self):
size = (10, 6)
self.check(self.scrollbar, size,
text=('one'.ljust(size[0] - 1) + '#',
'two'.ljust(size[0] - 1) + '#',
'three'.ljust(size[0] - 1) + '#',
'four'.ljust(size[0] - 1) + '#',
'five'.ljust(size[0] - 1) + '|',
'six'.ljust(size[0] - 1) + '|'))
self.scrollable.set_scrollpos(len(self.pile.contents) - 1)
self.check(self.scrollbar, size,
text=('five'.ljust(size[0] - 1) + '|',
'six'.ljust(size[0] - 1) + '|',
'seven'.ljust(size[0] - 1) + '#',
'eight'.ljust(size[0] - 1) + '#',
'nine'.ljust(size[0] - 1) + '#',
'ten'.ljust(size[0] - 1) + '#'))
self.scrollable.set_scrollpos(int((len(self.pile.contents) - size[1]) / 2))
self.check(self.scrollbar, size,
text=('three'.ljust(size[0] - 1) + '|',
'four'.ljust(size[0] - 1) + '#',
'five'.ljust(size[0] - 1) + '#',
'six'.ljust(size[0] - 1) + '#',
'seven'.ljust(size[0] - 1) + '#',
'eight'.ljust(size[0] - 1) + '|'))
def test_small_scrollbar_moves_up_and_down(self):
size = (10, 3)
self.check(self.scrollbar, size,
text=('one'.ljust(size[0] - 1) + '#',
'two'.ljust(size[0] - 1) + '|',
'three'.ljust(size[0] - 1) + '|'))
self.scrollable.set_scrollpos(len(self.pile.contents) - 1)
self.check(self.scrollbar, size,
text=('eight'.ljust(size[0] - 1) + '|',
'nine'.ljust(size[0] - 1) + '|',
'ten'.ljust(size[0] - 1) + '#'))
self.scrollable.set_scrollpos(int((len(self.pile.contents) - size[1]) / 2))
self.check(self.scrollbar, size,
text=('four'.ljust(size[0] - 1) + '|',
'five'.ljust(size[0] - 1) + '#',
'six'.ljust(size[0] - 1) + '|'))
def test_mouse_event(self):
scrl = Scrollable(
urwid.Pile([urwid.Text('t1'),
urwid.Text('t2'),
urwid.Edit('', 'eXXX'),
urwid.Text('t3'),
urwid.Edit('', 'eYYY'),
urwid.Text('t4'),
urwid.Text('t5')])
)
sb = ScrollBar(scrl, thumb_char='#', trough_char='|')
size = (10, 5)
self.check(sb, size, cursor_pos=(4, 2), text=('t1'.ljust(size[0] - 1) + '#',
't2'.ljust(size[0] - 1) + '#',
'eXXX'.ljust(size[0] - 1) + '#',
't3'.ljust(size[0] - 1) + '#',
'eYYY'.ljust(size[0] - 1) + '|'))
sb.mouse_event(size, 'mouse press', button=1, col=1, row=4, focus=True)
self.check(sb, size, cursor_pos=(1, 4), text=('t1'.ljust(size[0] - 1) + '#',
't2'.ljust(size[0] - 1) + '#',
'eXXX'.ljust(size[0] - 1) + '#',
't3'.ljust(size[0] - 1) + '#',
'eYYY'.ljust(size[0] - 1) + '|'))
scrl.set_scrollpos(2)
self.check(sb, size, cursor_pos=(1, 2), text=('eXXX'.ljust(size[0] - 1) + '|',
't3'.ljust(size[0] - 1) + '#',
'eYYY'.ljust(size[0] - 1) + '#',
't4'.ljust(size[0] - 1) + '#',
't5'.ljust(size[0] - 1) + '#'))
sb.mouse_event(size, 'mouse press', button=1, col=3, row=0, focus=True)
self.check(sb, size, cursor_pos=(3, 0), text=('eXXX'.ljust(size[0] - 1) + '|',
't3'.ljust(size[0] - 1) + '#',
'eYYY'.ljust(size[0] - 1) + '#',
't4'.ljust(size[0] - 1) + '#',
't5'.ljust(size[0] - 1) + '#'))
# https://github.com/urwid/urwid/issues/226#issuecomment-437176837
def test_shards_bug(self):
scrl = Scrollable(
urwid.Pile([urwid.Columns([urwid.Text("text")] * 3)] * 3)
)
sb = ScrollBar(scrl, thumb_char='#', trough_char='|', width=3)
area = urwid.Overlay(urwid.SolidFill("O"), sb, "center", 4, "middle", 5)
self.check(area, (10, 5), cursor_pos=(), text=(
'tetOOOO###',
'xttOOOO###',
'tetOOOO###',
'xttOOOO###',
'tetOOOO|||',
))
# https://github.com/urwid/urwid/issues/226#issuecomment-437176837
def test_wrapping_bug(self):
scrl = Scrollable(
urwid.Pile([urwid.Columns([urwid.Text("long text")] * 2)] * 2)
)
sb = ScrollBar(scrl, thumb_char='#', trough_char='|', width=3)
widget = urwid.Columns([urwid.Pile([urwid.LineBox(sb)])] * 2)
self.check(widget, (9, 6), cursor_pos=(), text=(
'┌───┐┌──┐',
'│###││##│',
'│###││##│',
'│###││##│',
'│###││##│',
'└───┘└──┘',
))
class TestScrollBarWithScrollable(unittest.TestCase):
def setUp(self):
self.pile = urwid.Pile([urwid.Text(l) for l in TEXT])
self.scrollable = Scrollable(self.pile)
self.scrollbar = ScrollBar(self.scrollable,
thumb_char='#',
trough_char='|')
def check(self, widget, size, text, cursor_pos=()):
canv = widget.render(size, focus=True)
self.assertEqual((canv.cols(), canv.rows()), size)
content = tuple(get_canvas_text(row) for row in canv.content())
content_exp = tuple(text)
self.assertEqual(content, content_exp)
if cursor_pos != ():
self.assertEqual(canv.cursor, cursor_pos)
def test_empty_widget(self):
for w in (ScrollBar(Scrollable(urwid.Text(''))),
ScrollBar(Scrollable(urwid.Pile([])))):
self.check(w, size=(5, 10), text=(' ' * 5, ) * 10)
def test_scrollbar_grows_and_shrinks(self):
size = (10, 3)
self.check(self.scrollbar,
size,
text=('one'.ljust(size[0] - 1) + '#',
'two'.ljust(size[0] - 1) + '|',
'three'.ljust(size[0] - 1) + '|'))
size = (10, 6)
self.check(self.scrollbar,
size,
text=('one'.ljust(size[0] - 1) + '#',
'two'.ljust(size[0] - 1) + '#',
'three'.ljust(size[0] - 1) + '#',
'four'.ljust(size[0] - 1) + '#',
'five'.ljust(size[0] - 1) + '|',
'six'.ljust(size[0] - 1) + '|'))
def test_scrollbar_disappears_if_not_needed(self):
size = (10, 10)
self.check(self.scrollbar, size, text=(t.ljust(size[0]) for t in TEXT))
def test_big_scrollbar_moves_up_and_down(self):
size = (10, 6)
self.check(self.scrollbar,
size,
text=('one'.ljust(size[0] - 1) + '#',
'two'.ljust(size[0] - 1) + '#',
'three'.ljust(size[0] - 1) + '#',
'four'.ljust(size[0] - 1) + '#',
'five'.ljust(size[0] - 1) + '|',
'six'.ljust(size[0] - 1) + '|'))
self.scrollable.set_scrollpos(len(self.pile.contents) - 1)
self.check(self.scrollbar,
size,
text=('five'.ljust(size[0] - 1) + '|',
'six'.ljust(size[0] - 1) + '|',
'seven'.ljust(size[0] - 1) + '#',
'eight'.ljust(size[0] - 1) + '#',
'nine'.ljust(size[0] - 1) + '#',
'ten'.ljust(size[0] - 1) + '#'))
self.scrollable.set_scrollpos(
int((len(self.pile.contents) - size[1]) / 2))
self.check(self.scrollbar,
size,
text=('three'.ljust(size[0] - 1) + '|',
'four'.ljust(size[0] - 1) + '#',
'five'.ljust(size[0] - 1) + '#',
'six'.ljust(size[0] - 1) + '#',
'seven'.ljust(size[0] - 1) + '#',
'eight'.ljust(size[0] - 1) + '|'))
def test_small_scrollbar_moves_up_and_down(self):
size = (10, 3)
self.check(self.scrollbar,
size,
text=('one'.ljust(size[0] - 1) + '#',
'two'.ljust(size[0] - 1) + '|',
'three'.ljust(size[0] - 1) + '|'))
self.scrollable.set_scrollpos(len(self.pile.contents) - 1)
self.check(self.scrollbar,
size,
text=('eight'.ljust(size[0] - 1) + '|',
'nine'.ljust(size[0] - 1) + '|',
'ten'.ljust(size[0] - 1) + '#'))
self.scrollable.set_scrollpos(
int((len(self.pile.contents) - size[1]) / 2))
self.check(self.scrollbar,
size,
text=('four'.ljust(size[0] - 1) + '|',
'five'.ljust(size[0] - 1) + '#',
'six'.ljust(size[0] - 1) + '|'))
def test_mouse_event(self):
scrl = Scrollable(
urwid.Pile([
urwid.Text('t1'),
urwid.Text('t2'),
urwid.Edit('', 'eXXX'),
urwid.Text('t3'),
urwid.Edit('', 'eYYY'),
urwid.Text('t4'),
urwid.Text('t5')
]))
sb = ScrollBar(scrl, thumb_char='#', trough_char='|')
size = (10, 5)
self.check(sb,
size,
cursor_pos=(4, 2),
text=('t1'.ljust(size[0] - 1) + '#',
't2'.ljust(size[0] - 1) + '#',
'eXXX'.ljust(size[0] - 1) + '#',
't3'.ljust(size[0] - 1) + '#',
'eYYY'.ljust(size[0] - 1) + '|'))
sb.mouse_event(size, 'mouse press', button=1, col=1, row=4, focus=True)
self.check(sb,
size,
cursor_pos=(1, 4),
text=('t1'.ljust(size[0] - 1) + '#',
't2'.ljust(size[0] - 1) + '#',
'eXXX'.ljust(size[0] - 1) + '#',
't3'.ljust(size[0] - 1) + '#',
'eYYY'.ljust(size[0] - 1) + '|'))
scrl.set_scrollpos(2)
self.check(sb,
size,
cursor_pos=(1, 2),
text=('eXXX'.ljust(size[0] - 1) + '|',
't3'.ljust(size[0] - 1) + '#',
'eYYY'.ljust(size[0] - 1) + '#',
't4'.ljust(size[0] - 1) + '#',
't5'.ljust(size[0] - 1) + '#'))
sb.mouse_event(size, 'mouse press', button=1, col=3, row=0, focus=True)
self.check(sb,
size,
cursor_pos=(3, 0),
text=('eXXX'.ljust(size[0] - 1) + '|',
't3'.ljust(size[0] - 1) + '#',
'eYYY'.ljust(size[0] - 1) + '#',
't4'.ljust(size[0] - 1) + '#',
't5'.ljust(size[0] - 1) + '#'))