def test_ICH_DefaultParam(self):
""" Test ICH with default parameter """
esccmd.CUP(Point(1, 1))
AssertEQ(GetCursorPosition().x(), 1)
escio.Write("abcdefg")
esccmd.CUP(Point(2, 1))
AssertEQ(GetCursorPosition().x(), 2)
esccmd.ICH()
AssertScreenCharsInRectEqual(Rect(1, 1, 8, 1),
["a" + blank() + "bcdefg"])
def test_ICH_ScrollEntirelyOffRightEdge(self):
"""Test ICH behavior when pushing text off the right edge. """
width = GetScreenSize().width()
esccmd.CUP(Point(1, 1))
escio.Write("x" * width)
esccmd.CUP(Point(1, 1))
esccmd.ICH(width)
expectedLine = blank() * width
AssertScreenCharsInRectEqual(Rect(1, 1, width, 1), [expectedLine])
# Ensure there is no wrap-around.
AssertScreenCharsInRectEqual(Rect(1, 2, 1, 2), [NUL])
def test_ICH_ScrollOffRightEdge(self):
"""Test ICH behavior when pushing text off the right edge. """
width = GetScreenSize().width()
s = "abcdefg"
startX = width - len(s) + 1
esccmd.CUP(Point(startX, 1))
escio.Write(s)
esccmd.CUP(Point(startX + 1, 1))
esccmd.ICH()
AssertScreenCharsInRectEqual(Rect(startX, 1, width, 1),
["a" + blank() + "bcdef"])
# Ensure there is no wrap-around.
AssertScreenCharsInRectEqual(Rect(1, 2, 1, 2), [NUL])
def test_ICH_IsNoOpWhenCursorBeginsOutsideScrollRegion(self):
"""Ensure ICH does nothing when the cursor starts out outside the scroll region."""
esccmd.CUP(Point(1, 1))
s = "abcdefg"
escio.Write(s)
# Set margin: from columns 2 to 5
esccmd.DECSET(esccmd.DECLRMM)
esccmd.DECSLRM(2, 5)
# Position cursor outside margins
esccmd.CUP(Point(1, 1))
# Insert blanks
esccmd.ICH(10)
# Ensure nothing happened.
esccmd.DECRESET(esccmd.DECLRMM)
AssertScreenCharsInRectEqual(Rect(1, 1, len(s), 1), [s])
def test_ICH_ScrollOffRightMarginInScrollRegion(self):
"""Test ICH when cursor is within the scroll region."""
esccmd.CUP(Point(1, 1))
s = "abcdefg"
escio.Write(s)
# Set margin: from columns 2 to 5
esccmd.DECSET(esccmd.DECLRMM)
esccmd.DECSLRM(2, 5)
# Position cursor inside margins
esccmd.CUP(Point(3, 1))
# Insert blank
esccmd.ICH()
# Ensure the 'e' gets dropped.
esccmd.DECRESET(esccmd.DECLRMM)
AssertScreenCharsInRectEqual(Rect(1, 1, len(s), 1),
["ab" + blank() + "cdfg"])