def test_DECIC_DefaultParam(self):
""" Test DECIC with default parameter """
esccmd.CUP(Point(1, 1))
AssertEQ(GetCursorPosition().x(), 1)
escio.Write("abcdefg" + CR + LF + "ABCDEFG")
esccmd.CUP(Point(2, 1))
AssertEQ(GetCursorPosition().x(), 2)
esccmd.DECIC()
AssertScreenCharsInRectEqual(Rect(
1, 1, 8, 2), ["a" + blank() + "bcdefg", "A" + blank() + "BCDEFG"])
def test_DECIC_ExplicitParam(self):
"""Test DECIC with explicit parameter. Also verifies lines above and below
the cursor are affected."""
esccmd.CUP(Point(1, 1))
AssertEQ(GetCursorPosition().x(), 1)
escio.Write("abcdefg" + CR + LF + "ABCDEFG" + CR + LF + "zyxwvut")
esccmd.CUP(Point(2, 2))
AssertEQ(GetCursorPosition().x(), 2)
esccmd.DECIC(2)
AssertScreenCharsInRectEqual(Rect(1, 1, 9, 3), [
"a" + blank() * 2 + "bcdefg", "A" + blank() * 2 + "BCDEFG",
"z" + blank() * 2 + "yxwvut"
])
def test_DECIC_ScrollEntirelyOffRightEdge(self):
"""Test DECIC behavior when pushing text off the right edge. """
width = GetScreenSize().width()
esccmd.CUP(Point(1, 1))
escio.Write("x" * width)
esccmd.CUP(Point(1, 2))
escio.Write("x" * width)
esccmd.CUP(Point(1, 1))
esccmd.DECIC(width)
expectedLine = blank() * width
AssertScreenCharsInRectEqual(Rect(1, 1, width, 2),
[expectedLine, expectedLine])
# Ensure there is no wrap-around.
AssertScreenCharsInRectEqual(Rect(1, 2, 1, 3), [blank(), blank()])
def test_DECIC_ScrollOffRightEdge(self):
"""Test DECIC 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, 2))
escio.Write(s.upper())
esccmd.CUP(Point(startX + 1, 1))
esccmd.DECIC()
AssertScreenCharsInRectEqual(
Rect(startX, 1, width,
2), ["a" + blank() + "bcdef", "A" + blank() + "BCDEF"])
# Ensure there is no wrap-around.
AssertScreenCharsInRectEqual(Rect(1, 2, 1, 3), [NUL, NUL])
def test_DECIC_IsNoOpWhenCursorBeginsOutsideScrollRegion(self):
"""Ensure DECIC does nothing when the cursor starts out outside the scroll
region."""
esccmd.CUP(Point(1, 1))
escio.Write("abcdefg" + CR + LF + "ABCDEFG")
# 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.DECIC(10)
# Ensure nothing happened.
esccmd.DECRESET(esccmd.DECLRMM)
AssertScreenCharsInRectEqual(Rect(1, 1, 7, 2), ["abcdefg", "ABCDEFG"])
def test_DECIC_CursorWithinTopBottom(self):
"""DECIC should only affect rows inside region."""
esccmd.DECSTBM()
esccmd.DECSET(esccmd.DECLRMM)
esccmd.DECSLRM(1, 20)
# Write four lines. The middle two will be in the scroll region.
esccmd.CUP(Point(1, 1))
escio.Write("abcdefg" + CR + LF + "ABCDEFG" + CR + LF + "zyxwvut" +
CR + LF + "ZYXWVUT")
# Define a scroll region. Place the cursor in it. Insert a column.
esccmd.DECSTBM(2, 3)
esccmd.CUP(Point(2, 2))
esccmd.DECIC(2)
# Remove scroll region and see if it worked.
esccmd.DECSTBM()
esccmd.DECRESET(esccmd.DECLRMM)
AssertScreenCharsInRectEqual(Rect(1, 1, 9, 4), [
"abcdefg" + NUL * 2, "A" + blank() * 2 + "BCDEFG",
"z" + blank() * 2 + "yxwvut", "ZYXWVUT" + NUL * 2
])
def test_DECIC_ScrollOffRightMarginInScrollRegion(self):
"""Test DECIC when cursor is within the scroll region."""
esccmd.CUP(Point(1, 1))
s = "abcdefg"
escio.Write(s)
esccmd.CUP(Point(1, 2))
escio.Write(s.upper())
# 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.DECIC()
# Ensure the 'e' gets dropped.
esccmd.DECRESET(esccmd.DECLRMM)
AssertScreenCharsInRectEqual(
Rect(1, 1, len(s),
2), ["ab" + blank() + "cdfg", "AB" + blank() + "CDFG"])