def test_VPR_DefaultParams(self):
"""With no params, VPR moves right by 1."""
esccmd.CUP(Point(1, 6))
esccmd.VPR()
position = GetCursorPosition()
AssertEQ(position.y(), 7)
def test_VPR_IgnoresOriginMode(self):
"""VPR continues to work in origin mode."""
# Set a scroll region.
esccmd.DECSTBM(6, 11)
esccmd.DECSET(esccmd.DECLRMM)
esccmd.DECSLRM(5, 10)
# Enter origin mode
esccmd.DECSET(esccmd.DECOM)
# Move to center of region
esccmd.CUP(Point(2, 2))
escio.Write('X')
# Move down by 2
esccmd.VPR(2)
escio.Write('Y')
# Exit origin mode
esccmd.DECRESET(esccmd.DECOM)
# Reset margins
esccmd.DECSET(esccmd.DECLRMM)
esccmd.DECSTBM()
# See what happened
AssertScreenCharsInRectEqual(
Rect(6, 7, 7,
9), ['X' + empty(), empty() * 2,
empty() + 'Y'])
def test_VPR_DoesNotChangeColumn(self):
"""VPR moves the specified row and does not change the column."""
esccmd.CUP(Point(5, 6))
esccmd.VPR(2)
position = GetCursorPosition()
AssertEQ(position.x(), 5)
AssertEQ(position.y(), 8)
def test_VPR_StopsAtBottomEdge(self):
"""VPR won't go past the bottom edge."""
# Position on 5th column
esccmd.CUP(Point(5, 6))
# Try to move 10 past the bottom edge
size = GetScreenSize()
esccmd.VPR(size.height() + 10)
# Ensure at the bottom edge on same column
position = GetCursorPosition()
AssertEQ(position.x(), 5)
AssertEQ(position.y(), size.height())