import unittest
from urwid.compat import B
from urwid.tests.util import SelectableText
import urwid
class ListBoxCalculateVisibleTest(unittest.TestCase):
def cvtest(self, desc, body, focus, offset_rows, inset_fraction,
exp_offset_inset, exp_cur ):
lbox = urwid.ListBox(body)
lbox.body.set_focus( focus )
lbox.offset_rows = offset_rows
lbox.inset_fraction = inset_fraction
middle, top, bottom = lbox.calculate_visible((4,5),focus=1)
offset_inset, focus_widget, focus_pos, _ign, cursor = middle
if cursor is not None:
x, y = cursor
y += offset_inset
cursor = x, y
assert offset_inset == exp_offset_inset, "%s got: %r expected: %r" %(desc,offset_inset,exp_offset_inset)
assert cursor == exp_cur, "%s (cursor) got: %r expected: %r" %(desc,cursor,exp_cur)
def test1_simple(self):
T = urwid.Text
l = [T(""),T(""),T("\n"),T("\n\n"),T("\n"),T(""),T("")]
self.cvtest( "simple top position",
l, 3, 0, (0,1), 0, None )
self.cvtest( "simple middle position",
l, 3, 1, (0,1), 1, None )
self.cvtest( "simple bottom position",
l, 3, 2, (0,1), 2, None )
self.cvtest( "straddle top edge",
l, 3, 0, (1,2), -1, None )
self.cvtest( "straddle bottom edge",
l, 3, 4, (0,1), 4, None )
self.cvtest( "off bottom edge",
l, 3, 5, (0,1), 4, None )
self.cvtest( "way off bottom edge",
l, 3, 100, (0,1), 4, None )
self.cvtest( "gap at top",
l, 0, 2, (0,1), 0, None )
self.cvtest( "gap at top and off bottom edge",
l, 2, 5, (0,1), 2, None )
self.cvtest( "gap at bottom",
l, 6, 1, (0,1), 4, None )
self.cvtest( "gap at bottom and straddling top edge",
l, 4, 0, (1,2), 1, None )
self.cvtest( "gap at bottom cannot completely fill",
[T(""),T(""),T("")], 1, 0, (0,1), 1, None )
self.cvtest( "gap at top and bottom",
[T(""),T(""),T("")], 1, 2, (0,1), 1, None )
def test2_cursor(self):
T, E = urwid.Text, urwid.Edit
l1 = [T(""),T(""),T("\n"),E("","\n\nX"),T("\n"),T(""),T("")]
l2 = [T(""),T(""),T("\n"),E("","YY\n\n"),T("\n"),T(""),T("")]
l2[3].set_edit_pos(2)
self.cvtest( "plain cursor in view",
l1, 3, 1, (0,1), 1, (1,3) )
self.cvtest( "cursor off top",
l2, 3, 0, (1,3), 0, (2, 0) )
self.cvtest( "cursor further off top",
l2, 3, 0, (2,3), 0, (2, 0) )
self.cvtest( "cursor off bottom",
l1, 3, 3, (0,1), 2, (1, 4) )
self.cvtest( "cursor way off bottom",
l1, 3, 100, (0,1), 2, (1, 4) )
class ListBoxChangeFocusTest(unittest.TestCase):
def cftest(self, desc, body, pos, offset_inset,
coming_from, cursor, snap_rows,
exp_offset_rows, exp_inset_fraction, exp_cur ):
lbox = urwid.ListBox(body)
lbox.change_focus( (4,5), pos, offset_inset, coming_from,
cursor, snap_rows )
exp = exp_offset_rows, exp_inset_fraction
act = lbox.offset_rows, lbox.inset_fraction
cursor = None
focus_widget, focus_pos = lbox.body.get_focus()
if focus_widget.selectable():
if hasattr(focus_widget,'get_cursor_coords'):
cursor=focus_widget.get_cursor_coords((4,))
assert act == exp, "%s got: %s expected: %s" %(desc, act, exp)
assert cursor == exp_cur, "%s (cursor) got: %r expected: %r" %(desc,cursor,exp_cur)
def test1unselectable(self):
T = urwid.Text
l = [T("\n"),T("\n\n"),T("\n\n"),T("\n\n"),T("\n")]
self.cftest( "simple unselectable",
l, 2, 0, None, None, None, 0, (0,1), None )
self.cftest( "unselectable",
l, 2, 1, None, None, None, 1, (0,1), None )
self.cftest( "unselectable off top",
l, 2, -2, None, None, None, 0, (2,3), None )
self.cftest( "unselectable off bottom",
l, 3, 2, None, None, None, 2, (0,1), None )
def test2selectable(self):
T, S = urwid.Text, SelectableText
l = [T("\n"),T("\n\n"),S("\n\n"),T("\n\n"),T("\n")]
self.cftest( "simple selectable",
l, 2, 0, None, None, None, 0, (0,1), None )
self.cftest( "selectable",
l, 2, 1, None, None, None, 1, (0,1), None )
self.cftest( "selectable at top",
l, 2, 0, 'below', None, None, 0, (0,1), None )
self.cftest( "selectable at bottom",
l, 2, 2, 'above', None, None, 2, (0,1), None )
self.cftest( "selectable off top snap",
l, 2, -1, 'below', None, None, 0, (0,1), None )
self.cftest( "selectable off bottom snap",
l, 2, 3, 'above', None, None, 2, (0,1), None )
self.cftest( "selectable off top no snap",
l, 2, -1, 'above', None, None, 0, (1,3), None )
self.cftest( "selectable off bottom no snap",
l, 2, 3, 'below', None, None, 3, (0,1), None )
def test3large_selectable(self):
T, S = urwid.Text, SelectableText
l = [T("\n"),S("\n\n\n\n\n\n"),T("\n")]
self.cftest( "large selectable no snap",
l, 1, -1, None, None, None, 0, (1,7), None )
self.cftest( "large selectable snap up",
l, 1, -2, 'below', None, None, 0, (0,1), None )
self.cftest( "large selectable snap up2",
l, 1, -2, 'below', None, 2, 0, (0,1), None )
self.cftest( "large selectable almost snap up",
l, 1, -2, 'below', None, 1, 0, (2,7), None )
self.cftest( "large selectable snap down",
l, 1, 0, 'above', None, None, 0, (2,7), None )
self.cftest( "large selectable snap down2",
l, 1, 0, 'above', None, 2, 0, (2,7), None )
self.cftest( "large selectable almost snap down",
l, 1, 0, 'above', None, 1, 0, (0,1), None )
m = [T("\n\n\n\n"), S("\n\n\n\n\n"), T("\n\n\n\n")]
self.cftest( "large selectable outside view down",
m, 1, 4, 'above', None, None, 0, (0,1), None )
self.cftest( "large selectable outside view up",
m, 1, -5, 'below', None, None, 0, (1,6), None )
def test4cursor(self):
T,E = urwid.Text, urwid.Edit
#...
def test5set_focus_valign(self):
T,E = urwid.Text, urwid.Edit
lbox = urwid.ListBox(urwid.SimpleFocusListWalker([
T(''), T('')]))
lbox.set_focus_valign('middle')
# TODO: actually test the result
class ListBoxRenderTest(unittest.TestCase):
def ltest(self,desc,body,focus,offset_inset_rows,exp_text,exp_cur):
exp_text = [B(t) for t in exp_text]
lbox = urwid.ListBox(body)
lbox.body.set_focus( focus )
lbox.shift_focus((4,10), offset_inset_rows )
canvas = lbox.render( (4,5), focus=1 )
text = [bytes().join([t for at, cs, t in ln]) for ln in canvas.content()]
cursor = canvas.cursor
assert text == exp_text, "%s (text) got: %r expected: %r" %(desc,text,exp_text)
assert cursor == exp_cur, "%s (cursor) got: %r expected: %r" %(desc,cursor,exp_cur)
def test1_simple(self):
T = urwid.Text
self.ltest( "simple one text item render",
[T("1\n2")], 0, 0,
["1 ","2 "," "," "," "],None)
self.ltest( "simple multi text item render off bottom",
[T("1"),T("2"),T("3\n4"),T("5"),T("6")], 2, 2,
["1 ","2 ","3 ","4 ","5 "],None)
self.ltest( "simple multi text item render off top",
[T("1"),T("2"),T("3\n4"),T("5"),T("6")], 2, 1,
["2 ","3 ","4 ","5 ","6 "],None)
def test2_trim(self):
T = urwid.Text
self.ltest( "trim unfocused bottom",
[T("1\n2"),T("3\n4"),T("5\n6")], 1, 2,
["1 ","2 ","3 ","4 ","5 "],None)
self.ltest( "trim unfocused top",
[T("1\n2"),T("3\n4"),T("5\n6")], 1, 1,
["2 ","3 ","4 ","5 ","6 "],None)
self.ltest( "trim none full focus",
[T("1\n2\n3\n4\n5")], 0, 0,
["1 ","2 ","3 ","4 ","5 "],None)
self.ltest( "trim focus bottom",
[T("1\n2\n3\n4\n5\n6")], 0, 0,
["1 ","2 ","3 ","4 ","5 "],None)
self.ltest( "trim focus top",
[T("1\n2\n3\n4\n5\n6")], 0, -1,
["2 ","3 ","4 ","5 ","6 "],None)
self.ltest( "trim focus top and bottom",
[T("1\n2\n3\n4\n5\n6\n7")], 0, -1,
["2 ","3 ","4 ","5 ","6 "],None)
def test3_shift(self):
T,E = urwid.Text, urwid.Edit
self.ltest( "shift up one fit",
[T("1\n2"),T("3"),T("4"),T("5"),T("6")], 4, 5,
["2 ","3 ","4 ","5 ","6 "],None)
e = E("","ab\nc",1)
e.set_edit_pos( 2 )
self.ltest( "shift down one cursor over edge",
[e,T("3"),T("4"),T("5\n6")], 0, -1,
["ab ","c ","3 ","4 ","5 "], (2,0))
self.ltest( "shift up one cursor over edge",
[T("1\n2"),T("3"),T("4"),E("","d\ne")], 3, 4,
["2 ","3 ","4 ","d ","e "], (1,4))
self.ltest( "shift none cursor top focus over edge",
[E("","ab\n"),T("3"),T("4"),T("5\n6")], 0, -1,
[" ","3 ","4 ","5 ","6 "], (0,0))
e = E("","abc\nd")
e.set_edit_pos( 3 )
self.ltest( "shift none cursor bottom focus over edge",
[T("1\n2"),T("3"),T("4"),e], 3, 4,
["1 ","2 ","3 ","4 ","abc "], (3,4))
def test4_really_large_contents(self):
T,E = urwid.Text, urwid.Edit
self.ltest("really large edit",
[T(u"hello"*100)], 0, 0,
["hell","ohel","lohe","lloh","ello"], None)
self.ltest("really large edit",
[E(u"", u"hello"*100)], 0, 0,
["hell","ohel","lohe","lloh","llo "], (3,4))
class ListBoxKeypressTest(unittest.TestCase):
def ktest(self, desc, key, body, focus, offset_inset,
exp_focus, exp_offset_inset, exp_cur, lbox = None):
if lbox is None:
lbox = urwid.ListBox(body)
lbox.body.set_focus( focus )
lbox.shift_focus((4,10), offset_inset )
ret_key = lbox.keypress((4,5),key)
middle, top, bottom = lbox.calculate_visible((4,5),focus=1)
offset_inset, focus_widget, focus_pos, _ign, cursor = middle
if cursor is not None:
x, y = cursor
y += offset_inset
cursor = x, y
exp = exp_focus, exp_offset_inset
act = focus_pos, offset_inset
assert act == exp, "%s got: %r expected: %r" %(desc,act,exp)
assert cursor == exp_cur, "%s (cursor) got: %r expected: %r" %(desc,cursor,exp_cur)
return ret_key,lbox
def test1_up(self):
T,S,E = urwid.Text, SelectableText, urwid.Edit
self.ktest( "direct selectable both visible", 'up',
[S(""),S("")], 1, 1,
0, 0, None )
self.ktest( "selectable skip one all visible", 'up',
[S(""),T(""),S("")], 2, 2,
0, 0, None )
key,lbox = self.ktest( "nothing above no scroll", 'up',
[S("")], 0, 0,
0, 0, None )
assert key == 'up'
key, lbox = self.ktest( "unselectable above no scroll", 'up',
[T(""),T(""),S("")], 2, 2,
2, 2, None )
assert key == 'up'
self.ktest( "unselectable above scroll 1", 'up',
[T(""),S(""),T("\n\n\n")], 1, 0,
1, 1, None )
self.ktest( "selectable above scroll 1", 'up',
[S(""),S(""),T("\n\n\n")], 1, 0,
0, 0, None )
self.ktest( "selectable above too far", 'up',
[S(""),T(""),S(""),T("\n\n\n")], 2, 0,
2, 1, None )
self.ktest( "selectable above skip 1 scroll 1", 'up',
[S(""),T(""),S(""),T("\n\n\n")], 2, 1,
0, 0, None )
self.ktest( "tall selectable above scroll 2", 'up',
[S(""),S("\n"),S(""),T("\n\n\n")], 2, 0,
1, 0, None )
self.ktest( "very tall selectable above scroll 5", 'up',
[S(""),S("\n\n\n\n"),S(""),T("\n\n\n\n")], 2, 0,
1, 0, None )
self.ktest( "very tall selected scroll within 1", 'up',
[S(""),S("\n\n\n\n\n")], 1, -1,
1, 0, None )
self.ktest( "edit above pass cursor", 'up',
[E("","abc"),E("","de")], 1, 1,
0, 0, (2, 0) )
key,lbox = self.ktest( "edit too far above pass cursor A", 'up',
[E("","abc"),T("\n\n\n\n"),E("","de")], 2, 4,
1, 0, None )
self.ktest( "edit too far above pass cursor B", 'up',
None, None, None,
0, 0, (2,0), lbox )
self.ktest( "within focus cursor made not visible", 'up',
[T("\n\n\n"),E("hi\n","ab")], 1, 3,
0, 0, None )
self.ktest( "within focus cursor made not visible (2)", 'up',
[T("\n\n\n\n"),E("hi\n","ab")], 1, 3,
0, -1, None )
self.ktest( "force focus unselectable" , 'up',
[T("\n\n\n\n"),S("")], 1, 4,
0, 0, None )
self.ktest( "pathological cursor widget", 'up',
[T("\n"),E("\n\n\n\n\n","a")], 1, 4,
0, -1, None )
self.ktest( "unselectable to unselectable", 'up',
[T(""),T(""),T(""),T(""),T(""),T(""),T("")], 2, 0,
1, 0, None )
self.ktest( "unselectable over edge to same", 'up',
[T(""),T("12\n34"),T(""),T(""),T(""),T("")],1,-1,
1, 0, None )
key,lbox = self.ktest( "edit short between pass cursor A", 'up',
[E("","abcd"),E("","a"),E("","def")], 2, 2,
1, 1, (1,1) )
self.ktest( "edit short between pass cursor B", 'up',
None, None, None,
0, 0, (3,0), lbox )
e = E("","\n\n\n\n\n")
e.set_edit_pos(1)
key,lbox = self.ktest( "edit cursor force scroll", 'up',
[e], 0, -1,
0, 0, (0,0) )
assert lbox.inset_fraction[0] == 0
def test2_down(self):
T,S,E = urwid.Text, SelectableText, urwid.Edit
self.ktest( "direct selectable both visible", 'down',
[S(""),S("")], 0, 0,
1, 1, None )
self.ktest( "selectable skip one all visible", 'down',
[S(""),T(""),S("")], 0, 0,
2, 2, None )
key,lbox = self.ktest( "nothing below no scroll", 'down',
[S("")], 0, 0,
0, 0, None )
assert key == 'down'
key, lbox = self.ktest( "unselectable below no scroll", 'down',
[S(""),T(""),T("")], 0, 0,
0, 0, None )
assert key == 'down'
self.ktest( "unselectable below scroll 1", 'down',
[T("\n\n\n"),S(""),T("")], 1, 4,
1, 3, None )
self.ktest( "selectable below scroll 1", 'down',
[T("\n\n\n"),S(""),S("")], 1, 4,
2, 4, None )
self.ktest( "selectable below too far", 'down',
[T("\n\n\n"),S(""),T(""),S("")], 1, 4,
1, 3, None )
self.ktest( "selectable below skip 1 scroll 1", 'down',
[T("\n\n\n"),S(""),T(""),S("")], 1, 3,
3, 4, None )
self.ktest( "tall selectable below scroll 2", 'down',
[T("\n\n\n"),S(""),S("\n"),S("")], 1, 4,
2, 3, None )
self.ktest( "very tall selectable below scroll 5", 'down',
[T("\n\n\n\n"),S(""),S("\n\n\n\n"),S("")], 1, 4,
2, 0, None )
self.ktest( "very tall selected scroll within 1", 'down',
[S("\n\n\n\n\n"),S("")], 0, 0,
0, -1, None )
self.ktest( "edit below pass cursor", 'down',
[E("","de"),E("","abc")], 0, 0,
1, 1, (2, 1) )
key,lbox=self.ktest( "edit too far below pass cursor A", 'down',
[E("","de"),T("\n\n\n\n"),E("","abc")], 0, 0,
1, 0, None )
self.ktest( "edit too far below pass cursor B", 'down',
None, None, None,
2, 4, (2,4), lbox )
odd_e = E("","hi\nab")
odd_e.set_edit_pos( 2 )
# disble cursor movement in odd_e object
odd_e.move_cursor_to_coords = lambda s,c,xy: 0
self.ktest( "within focus cursor made not visible", 'down',
[odd_e,T("\n\n\n\n")], 0, 0,
1, 1, None )
self.ktest( "within focus cursor made not visible (2)", 'down',
[odd_e,T("\n\n\n\n"),], 0, 0,
1, 1, None )
self.ktest( "force focus unselectable" , 'down',
[S(""),T("\n\n\n\n")], 0, 0,
1, 0, None )
odd_e.set_edit_text( "hi\n\n\n\n\n" )
self.ktest( "pathological cursor widget", 'down',
[odd_e,T("\n")], 0, 0,
1, 4, None )
self.ktest( "unselectable to unselectable", 'down',
[T(""),T(""),T(""),T(""),T(""),T(""),T("")], 4, 4,
5, 4, None )
self.ktest( "unselectable over edge to same", 'down',
[T(""),T(""),T(""),T(""),T("12\n34"),T("")],4,4,
4, 3, None )
key,lbox=self.ktest( "edit short between pass cursor A", 'down',
[E("","abc"),E("","a"),E("","defg")], 0, 0,
1, 1, (1,1) )
self.ktest( "edit short between pass cursor B", 'down',
None, None, None,
2, 2, (3,2), lbox )
e = E("","\n\n\n\n\n")
e.set_edit_pos(4)
key,lbox = self.ktest( "edit cursor force scroll", 'down',
[e], 0, 0,
0, -1, (0,4) )
assert lbox.inset_fraction[0] == 1
def test3_page_up(self):
T,S,E = urwid.Text, SelectableText, urwid.Edit
self.ktest( "unselectable aligned to aligned", 'page up',
[T(""),T("\n"),T("\n\n"),T(""),T("\n"),T("\n\n")], 3, 0,
1, 0, None )
self.ktest( "unselectable unaligned to aligned", 'page up',
[T(""),T("\n"),T("\n"),T("\n"),T("\n"),T("\n\n")], 3,-1,
1, 0, None )
self.ktest( "selectable to unselectable", 'page up',
[T(""),T("\n"),T("\n"),T("\n"),S("\n"),T("\n\n")], 4, 1,
1, -1, None )
self.ktest( "selectable to cut off selectable", 'page up',
[S("\n\n"),T("\n"),T("\n"),S("\n"),T("\n\n")], 3, 1,
0, -1, None )
self.ktest( "seletable to selectable", 'page up',
[T("\n\n"),S("\n"),T("\n"),S("\n"),T("\n\n")], 3, 1,
1, 1, None )
self.ktest( "within very long selectable", 'page up',
[S(""),S("\n\n\n\n\n\n\n\n"),T("\n")], 1, -6,
1, -1, None )
e = E("","\n\nab\n\n\n\n\ncd\n")
e.set_edit_pos(11)
self.ktest( "within very long cursor widget", 'page up',
[S(""),e,T("\n")], 1, -6,
1, -2, (2, 0) )
self.ktest( "pathological cursor widget", 'page up',
[T(""),E("\n\n\n\n\n\n\n\n","ab"),T("")], 1, -5,
0, 0, None )
e = E("","\nab\n\n\n\n\ncd\n")
e.set_edit_pos(10)
self.ktest( "very long cursor widget snap", 'page up',
[T(""),e,T("\n")], 1, -5,
1, 0, (2, 1) )
self.ktest( "slight scroll selectable", 'page up',
[T("\n"),S("\n"),T(""),S(""),T("\n\n\n"),S("")], 5, 4,
3, 0, None )
self.ktest( "scroll into snap region", 'page up',
[T("\n"),S("\n"),T(""),T(""),T("\n\n\n"),S("")], 5, 4,
1, 0, None )
self.ktest( "mid scroll short", 'page up',
[T("\n"),T(""),T(""),S(""),T(""),T("\n"),S(""),T("\n")],
6, 2, 3, 1, None )
self.ktest( "mid scroll long", 'page up',
[T("\n"),S(""),T(""),S(""),T(""),T("\n"),S(""),T("\n")],
6, 2, 1, 0, None )
self.ktest( "mid scroll perfect", 'page up',
[T("\n"),S(""),S(""),S(""),T(""),T("\n"),S(""),T("\n")],
6, 2, 2, 0, None )
self.ktest( "cursor move up fail short", 'page up',
[T("\n"),T("\n"),E("","\nab"),T(""),T("")], 2, 1,
2, 4, (0, 4) )
self.ktest( "cursor force fail short", 'page up',
[T("\n"),T("\n"),E("\n","ab"),T(""),T("")], 2, 1,
0, 0, None )
odd_e = E("","hi\nab")
odd_e.set_edit_pos( 2 )
# disble cursor movement in odd_e object
odd_e.move_cursor_to_coords = lambda s,c,xy: 0
self.ktest( "cursor force fail long", 'page up',
[odd_e,T("\n"),T("\n"),T("\n"),S(""),T("\n")], 4, 2,
1, -1, None )
self.ktest( "prefer not cut off", 'page up',
[S("\n"),T("\n"),S(""),T("\n\n"),S(""),T("\n")], 4, 2,
2, 1, None )
self.ktest( "allow cut off", 'page up',
[S("\n"),T("\n"),T(""),T("\n\n"),S(""),T("\n")], 4, 2,
0, -1, None )
self.ktest( "at top fail", 'page up',
[T("\n\n"),T("\n"),T("\n\n\n")], 0, 0,
0, 0, None )
self.ktest( "all visible fail", 'page up',
[T("a"),T("\n")], 0, 0,
0, 0, None )
self.ktest( "current ok fail", 'page up',
[T("\n\n"),S("hi")], 1, 3,
1, 3, None )
self.ktest( "all visible choose top selectable", 'page up',
[T(""),S("a"),S("b"),S("c")], 3, 3,
1, 1, None )
self.ktest( "bring in edge choose top", 'page up',
[S("b"),T("-"),S("-"),T("c"),S("d"),T("-")],4,3,
0, 0, None )
self.ktest( "bring in edge choose top selectable", 'page up',
[T("b"),S("-"),S("-"),T("c"),S("d"),T("-")],4,3,
1, 1, None )
def test4_page_down(self):
T,S,E = urwid.Text, SelectableText, urwid.Edit
self.ktest( "unselectable aligned to aligned", 'page down',
[T("\n\n"),T("\n"),T(""),T("\n\n"),T("\n"),T("")], 2, 4,
4, 3, None )
self.ktest( "unselectable unaligned to aligned", 'page down',
[T("\n\n"),T("\n"),T("\n"),T("\n"),T("\n"),T("")], 2, 4,
4, 3, None )
self.ktest( "selectable to unselectable", 'page down',
[T("\n\n"),S("\n"),T("\n"),T("\n"),T("\n"),T("")], 1, 2,
4, 4, None )
self.ktest( "selectable to cut off selectable", 'page down',
[T("\n\n"),S("\n"),T("\n"),T("\n"),S("\n\n")], 1, 2,
4, 3, None )
self.ktest( "seletable to selectable", 'page down',
[T("\n\n"),S("\n"),T("\n"),S("\n"),T("\n\n")], 1, 1,
3, 2, None )
self.ktest( "within very long selectable", 'page down',
[T("\n"),S("\n\n\n\n\n\n\n\n"),S("")], 1, 2,
1, -3, None )
e = E("","\nab\n\n\n\n\ncd\n\n")
e.set_edit_pos(2)
self.ktest( "within very long cursor widget", 'page down',
[T("\n"),e,S("")], 1, 2,
1, -2, (1, 4) )
odd_e = E("","ab\n\n\n\n\n\n\n\n\n")
odd_e.set_edit_pos( 1 )
# disble cursor movement in odd_e object
odd_e.move_cursor_to_coords = lambda s,c,xy: 0
self.ktest( "pathological cursor widget", 'page down',
[T(""),odd_e,T("")], 1, 1,
2, 4, None )
e = E("","\nab\n\n\n\n\ncd\n")
e.set_edit_pos(2)
self.ktest( "very long cursor widget snap", 'page down',
[T("\n"),e,T("")], 1, 2,
1, -3, (1, 3) )
self.ktest( "slight scroll selectable", 'page down',
[S(""),T("\n\n\n"),S(""),T(""),S("\n"),T("\n")], 0, 0,
2, 4, None )
self.ktest( "scroll into snap region", 'page down',
[S(""),T("\n\n\n"),T(""),T(""),S("\n"),T("\n")], 0, 0,
4, 3, None )
self.ktest( "mid scroll short", 'page down',
[T("\n"),S(""),T("\n"),T(""),S(""),T(""),T(""),T("\n")],
1, 2, 4, 3, None )
self.ktest( "mid scroll long", 'page down',
[T("\n"),S(""),T("\n"),T(""),S(""),T(""),S(""),T("\n")],
1, 2, 6, 4, None )
self.ktest( "mid scroll perfect", 'page down',
[T("\n"),S(""),T("\n"),T(""),S(""),S(""),S(""),T("\n")],
1, 2, 5, 4, None )
e = E("","hi\nab")
e.set_edit_pos( 1 )
self.ktest( "cursor move up fail short", 'page down',
[T(""),T(""),e,T("\n"),T("\n")], 2, 1,
2, -1, (1, 0) )
odd_e = E("","hi\nab")
odd_e.set_edit_pos( 1 )
# disble cursor movement in odd_e object
odd_e.move_cursor_to_coords = lambda s,c,xy: 0
self.ktest( "cursor force fail short", 'page down',
[T(""),T(""),odd_e,T("\n"),T("\n")], 2, 2,
4, 3, None )
self.ktest( "cursor force fail long", 'page down',
[T("\n"),S(""),T("\n"),T("\n"),T("\n"),E("hi\n","ab")],
1, 2, 4, 4, None )
self.ktest( "prefer not cut off", 'page down',
[T("\n"),S(""),T("\n\n"),S(""),T("\n"),S("\n")], 1, 2,
3, 3, None )
self.ktest( "allow cut off", 'page down',
[T("\n"),S(""),T("\n\n"),T(""),T("\n"),S("\n")], 1, 2,
5, 4, None )
self.ktest( "at bottom fail", 'page down',
[T("\n\n"),T("\n"),T("\n\n\n")], 2, 1,
2, 1, None )
self.ktest( "all visible fail", 'page down',
[T("a"),T("\n")], 1, 1,
1, 1, None )
self.ktest( "current ok fail", 'page down',
[S("hi"),T("\n\n")], 0, 0,
0, 0, None )
self.ktest( "all visible choose last selectable", 'page down',
[S("a"),S("b"),S("c"),T("")], 0, 0,
2, 2, None )
self.ktest( "bring in edge choose last", 'page down',
[T("-"),S("d"),T("c"),S("-"),T("-"),S("b")],1,1,
5,4, None )
self.ktest( "bring in edge choose last selectable", 'page down',
[T("-"),S("d"),T("c"),S("-"),S("-"),T("b")],1,1,
4,3, None )
class ZeroHeightContentsTest(unittest.TestCase):
def test_listbox_pile(self):
lb = urwid.ListBox(urwid.SimpleListWalker(
[urwid.Pile([])]))
lb.render((40,10), focus=True)
def test_listbox_text_pile_page_down(self):
lb = urwid.ListBox(urwid.SimpleListWalker(
[urwid.Text(u'above'), urwid.Pile([])]))
lb.keypress((40,10), 'page down')
self.assertEqual(lb.get_focus()[1], 0)
lb.keypress((40,10), 'page down') # second one caused ListBox failure
self.assertEqual(lb.get_focus()[1], 0)
def test_listbox_text_pile_page_up(self):
lb = urwid.ListBox(urwid.SimpleListWalker(
[urwid.Pile([]), urwid.Text(u'below')]))
lb.set_focus(1)
lb.keypress((40,10), 'page up')
self.assertEqual(lb.get_focus()[1], 1)
lb.keypress((40,10), 'page up') # second one caused pile failure
self.assertEqual(lb.get_focus()[1], 1)
def test_listbox_text_pile_down(self):
sp = urwid.Pile([])
sp.selectable = lambda: True # abuse our Pile
lb = urwid.ListBox(urwid.SimpleListWalker([urwid.Text(u'above'), sp]))
lb.keypress((40,10), 'down')
self.assertEqual(lb.get_focus()[1], 0)
lb.keypress((40,10), 'down')
self.assertEqual(lb.get_focus()[1], 0)
def test_listbox_text_pile_up(self):
sp = urwid.Pile([])
sp.selectable = lambda: True # abuse our Pile
lb = urwid.ListBox(urwid.SimpleListWalker([sp, urwid.Text(u'below')]))
lb.set_focus(1)
lb.keypress((40,10), 'up')
self.assertEqual(lb.get_focus()[1], 1)
lb.keypress((40,10), 'up')
self.assertEqual(lb.get_focus()[1], 1)
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