def test_CUB_DefaultParam(self): """CUB moves the cursor left 1 with no parameter given.""" esccmd.CUP(Point(5, 3)) esccmd.CUB() position = GetCursorPosition() AssertEQ(position.x(), 4) AssertEQ(position.y(), 3)
def test_DECALN_ClearsMargins(self):
esccmd.DECSET(esccmd.DECLRMM)
esccmd.DECSLRM(2, 3)
esccmd.DECSTBM(4, 5)
esccmd.DECALN()
# Verify we can pass the top margin
esccmd.CUP(Point(2, 4))
esccmd.CUU()
AssertEQ(GetCursorPosition(), Point(2, 3))
# Verify we can pass the bottom margin
esccmd.CUP(Point(2, 5))
esccmd.CUD()
AssertEQ(GetCursorPosition(), Point(2, 6))
# Verify we can pass the left margin
esccmd.CUP(Point(2, 4))
esccmd.CUB()
AssertEQ(GetCursorPosition(), Point(1, 4))
# Verify we can pass the right margin
esccmd.CUP(Point(3, 4))
esccmd.CUF()
AssertEQ(GetCursorPosition(), Point(4, 4))
def test_DECSET_ReverseWraparound_Multi(self):
size = GetScreenSize()
esccmd.CUP(Point(size.width() - 1, 1))
escio.Write("abcd")
esccmd.DECSET(esccmd.ReverseWraparound)
esccmd.DECSET(esccmd.DECAWM)
esccmd.CUB(4)
AssertEQ(GetCursorPosition().x(), size.width() - 1)
def test_CUB_StopsAtLeftMarginInScrollRegion(self):
"""When the cursor starts within the scroll region, CUB moves it left to the
left margin but no farther."""
# Set a scroll region. This must be done first because DECSTBM moves the cursor to the origin.
esccmd.DECSET(esccmd.DECLRMM)
esccmd.DECSLRM(5, 10)
# Position the cursor within the scroll region
esccmd.CUP(Point(7, 3))
# Move it left by more than the height of the scroll region
esccmd.CUB(99)
# Ensure it stopped at the top of the scroll region.
AssertEQ(GetCursorPosition().x(), 5)
def test_CUB_StopsAtLeftEdgeWhenBegunLeftOfScrollRegion(self):
"""When the cursor starts left of the scroll region, CUB moves it left to the
left edge of the screen."""
# Set a scroll region.
esccmd.DECSET(esccmd.DECLRMM)
esccmd.DECSLRM(5, 10)
# Position the cursor left of the scroll region
esccmd.CUP(Point(4, 3))
# Move it left by a lot
esccmd.CUB(99)
# Ensure it stopped at the left edge of the screen
AssertEQ(GetCursorPosition().x(), 1)
def test_RIS_RemoveMargins(self):
esccmd.DECSET(esccmd.DECLRMM)
esccmd.DECSLRM(3, 5)
esccmd.DECSTBM(4, 6)
esccmd.RIS()
esccmd.CUP(Point(3, 4))
esccmd.CUB()
AssertEQ(GetCursorPosition(), Point(2, 4))
esccmd.CUU()
AssertEQ(GetCursorPosition(), Point(2, 3))
esccmd.CUP(Point(5, 6))
esccmd.CUF()
AssertEQ(GetCursorPosition(), Point(6, 6))
esccmd.CUD()
AssertEQ(GetCursorPosition(), Point(6, 7))
def test_CUB_StopsAtLeftEdge(self): """CUB moves the cursor left, stopping at the first column.""" esccmd.CUP(Point(5, 3)) esccmd.CUB(99) AssertEQ(GetCursorPosition().x(), 1)
def test_CUB_ExplicitParam(self): """CUB moves the cursor left by the passed-in number of columns.""" esccmd.CUP(Point(5, 4)) esccmd.CUB(2) AssertEQ(GetCursorPosition().x(), 3)
