def test_IL_DefaultParam(self):
"""Should insert a single line below the cursor."""
self.prepare_wide()
esccmd.IL()
AssertScreenCharsInRectEqual(
Rect(1, 1, 5,
4), ["abcde", "fghij", empty() * 5, "klmno"])
def test_IL_ExplicitParam(self):
"""Should insert two lines below the cursor."""
self.prepare_wide()
esccmd.IL(2)
AssertScreenCharsInRectEqual(
Rect(1, 1, 5, 5),
["abcde", "fghij",
empty() * 5, empty() * 5, "klmno"])
def test_IL_AboveScrollRegion(self):
"""IL is a no-op outside the scroll region."""
self.prepare_region()
esccmd.CUP(Point(1, 1))
esccmd.IL()
esccmd.DECRESET(esccmd.DECLRMM)
esccmd.DECSTBM()
AssertScreenCharsInRectEqual(Rect(
1, 1, 5, 5), ["abcde", "fGHIj", "kLMNo", "pQRSt", "uvwxy"])
def test_IL_RespectsScrollRegion_Over(self):
"""Scroll by more than the available space in a region."""
self.prepare_region()
esccmd.IL(99)
esccmd.DECRESET(esccmd.DECLRMM)
esccmd.DECSTBM()
AssertScreenCharsInRectEqual(Rect(1, 1, 5, 5), [
"abcde", "f" + NUL * 3 + "j", "k" + NUL * 3 + "o",
"p" + NUL * 3 + "t", "uvwxy"
])
def test_IL_RespectsScrollRegion(self):
"""When IL is invoked while the cursor is within the scroll region, lines
within the scroll regions hould be scrolled down; lines within should
remain unaffected."""
self.prepare_region()
esccmd.IL()
esccmd.DECRESET(esccmd.DECLRMM)
esccmd.DECSTBM()
AssertScreenCharsInRectEqual(
Rect(1, 1, 5,
5), ["abcde", "f" + NUL * 3 + "j", "kGHIo", "pLMNt", "uvwxy"])
def test_IL_ScrollsOffBottom(self):
"""Lines should be scrolled off the bottom of the screen."""
height = GetScreenSize().height()
for i in xrange(height):
esccmd.CUP(Point(1, i + 1))
escio.Write("%04d" % (i + 1))
esccmd.CUP(Point(1, 2))
esccmd.IL()
expected = 1
for i in xrange(height):
y = i + 1
if y == 2:
AssertScreenCharsInRectEqual(Rect(1, y, 4, y), [NUL * 4])
else:
AssertScreenCharsInRectEqual(Rect(1, y, 4, y),
["%04d" % expected])
expected += 1