def test_HPR_DefaultParams(self):
"""With no params, HPR moves right by 1."""
esccmd.CUP(Point(6, 1))
esccmd.HPR()
position = GetCursorPosition()
AssertEQ(position.x(), 7)
def test_VT_Basic(self):
"""VT moves the cursor down one line."""
esccmd.CUP(Point(5, 3))
escio.Write(VT)
position = GetCursorPosition()
AssertEQ(position.x(), 5)
AssertEQ(position.y(), 4)
def test_HVP_ZeroIsTreatedAsOne(self): """Zero args are treated as 1.""" esccmd.HVP(Point(6, 3)) esccmd.HVP(col=0, row=0) position = GetCursorPosition() AssertEQ(position.x(), 1) AssertEQ(position.y(), 1)
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_RI_Basic(self): """Reverse index moves the cursor up one line.""" esccmd.CUP(Point(5, 3)) esccmd.RI() position = GetCursorPosition() AssertEQ(position.x(), 5) AssertEQ(position.y(), 2)
def test_FF_MovesDoesNotScrollOutsideLeftRight(self):
"""Cursor moves down but won't scroll when outside left-right region."""
esccmd.DECSTBM(2, 5)
esccmd.DECSET(esccmd.DECLRMM)
esccmd.DECSLRM(2, 5)
esccmd.CUP(Point(3, 5))
escio.Write("x")
# Move past bottom margin but to the right of the left-right region
esccmd.CUP(Point(6, 5))
escio.Write(FF)
# Cursor won't pass bottom or scroll.
AssertEQ(GetCursorPosition(), Point(6, 5))
AssertScreenCharsInRectEqual(Rect(3, 5, 3, 5), [ "x" ])
# Try to move past the bottom of the screen but to the right of the left-right region
height = GetScreenSize().height()
esccmd.CUP(Point(6, height))
escio.Write(FF)
AssertEQ(GetCursorPosition(), Point(6, height))
AssertScreenCharsInRectEqual(Rect(3, 5, 3, 5), [ "x" ])
# Move past bottom margin but to the left of the left-right region
esccmd.CUP(Point(1, 5))
escio.Write(FF)
AssertEQ(GetCursorPosition(), Point(1, 5))
AssertScreenCharsInRectEqual(Rect(3, 5, 3, 5), [ "x" ])
# Try to move past the bottom of the screen but to the left of the left-right region
height = GetScreenSize().height()
esccmd.CUP(Point(1, height))
escio.Write(FF)
AssertEQ(GetCursorPosition(), Point(1, height))
AssertScreenCharsInRectEqual(Rect(3, 5, 3, 5), [ "x" ])
def test_CPL_DefaultParam(self): """CPL moves the cursor up 1 with no parameter given.""" esccmd.CUP(Point(5, 3)) esccmd.CPL() position = GetCursorPosition() AssertEQ(position.x(), 1) AssertEQ(position.y(), 2)
def test_CUP_ZeroIsTreatedAsOne(self):
"""Zero args are treated as 1."""
esccmd.CUP(Point(6, 3))
esccmd.CUP(col=0, row=0)
position = GetCursorPosition()
AssertEQ(position.x(), 1)
AssertEQ(position.y(), 1)
def test_IND_Basic(self): """Index moves the cursor down one line.""" esccmd.CUP(Point(5, 3)) esccmd.IND() position = GetCursorPosition() AssertEQ(position.x(), 5) AssertEQ(position.y(), 4)
def test_CPL_ExplicitParam(self): """CPL moves the cursor up by the passed-in number of lines.""" esccmd.CUP(Point(6, 5)) esccmd.CPL(2) position = GetCursorPosition() AssertEQ(position.x(), 1) AssertEQ(position.y(), 3)
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_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_NEL_Basic(self): """Next Line moves the cursor down one line and to the start of the next line.""" esccmd.CUP(Point(5, 3)) esccmd.NEL() position = GetCursorPosition() AssertEQ(position.x(), 1) AssertEQ(position.y(), 4)
def test_RI_Basic(self):
"""Reverse index moves the cursor up one line."""
esccmd.CUP(Point(5, 3))
esccmd.RI()
position = GetCursorPosition()
AssertEQ(position.x(), 5)
AssertEQ(position.y(), 2)
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_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_HPR_DefaultParams(self):
"""With no params, HPR moves right by 1."""
esccmd.CUP(Point(6, 1))
esccmd.HPR()
position = GetCursorPosition()
AssertEQ(position.x(), 7)
def test_VT_Basic(self): """VT moves the cursor down one line.""" esccmd.CUP(Point(5, 3)) escio.Write(VT) position = GetCursorPosition() AssertEQ(position.x(), 5) AssertEQ(position.y(), 4)
def test_CHA_ExplicitParam(self): """CHA moves to specified column of active line.""" esccmd.CUP(Point(5, 3)) esccmd.CHA(10) position = GetCursorPosition() AssertEQ(position.x(), 10) AssertEQ(position.y(), 3)
def test_CHA_DefaultParam(self): """CHA moves to first column of active line by default.""" esccmd.CUP(Point(5, 3)) esccmd.CHA() position = GetCursorPosition() AssertEQ(position.x(), 1) AssertEQ(position.y(), 3)
def test_SaveRestoreCursor_Wrap(self):
"""Test the position of the cursor after turning auto-wrap mode on and off.
According to DEC STD 070 (see description on page 5-139 as well as
pseudo-code on following pages), resetting auto-wrap mode resets the
terminal's last-column flag, which tells the terminal if it is in the
special wrap/last-column state. Older versions of xterm did not
save/restore the last-column flag in DECRC, causing the cursor to be the
second column rather than the first when text is written "past" the
wrapping point.
"""
# Turn on wrap and save
esccmd.DECSET(esccmd.DECAWM)
self.saveCursor()
# Turn off and restore
esccmd.DECRESET(esccmd.DECAWM)
self.restoreCursor()
# See if we're wrapping.
esccmd.CUP(Point(GetScreenSize().width() - 1, 1))
escio.Write("abcd")
if escargs.args.expected_terminal == "xterm":
AssertEQ(GetCursorPosition().y(), 1)
else:
AssertEQ(GetCursorPosition().y(), 2)
def test_NEL_Basic(self):
"""Next Line moves the cursor down one line and to the start of the next line."""
esccmd.CUP(Point(5, 3))
esccmd.NEL()
position = GetCursorPosition()
AssertEQ(position.x(), 1)
AssertEQ(position.y(), 4)
def test_IND_Basic(self):
"""Index moves the cursor down one line."""
esccmd.CUP(Point(5, 3))
esccmd.IND()
position = GetCursorPosition()
AssertEQ(position.x(), 5)
AssertEQ(position.y(), 4)
def test_CHA_ZeroParam(self): """CHA moves as far left as possible when given a zero parameter.""" esccmd.CUP(Point(5, 3)) esccmd.CHA(0) position = GetCursorPosition() AssertEQ(position.x(), 1) AssertEQ(position.y(), 3)
def test_CNL_StopsAtBottomLine(self): """CNL moves the cursor down, stopping at the last line.""" esccmd.CUP(Point(6, 3)) height = GetScreenSize().height() esccmd.CNL(height) position = GetCursorPosition() AssertEQ(position.x(), 1) AssertEQ(position.y(), height)
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_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_VPA_DoesNotChangeColumn(self):
"""VPA moves the specified line and does not change the column."""
esccmd.CUP(Point(6, 5))
esccmd.VPA(2)
position = GetCursorPosition()
AssertEQ(position.x(), 6)
AssertEQ(position.y(), 2)
def test_HPR_DoesNotChangeRow(self):
"""HPR moves the specified column and does not change the row."""
esccmd.CUP(Point(5, 6))
esccmd.HPR(2)
position = GetCursorPosition()
AssertEQ(position.x(), 7)
AssertEQ(position.y(), 6)
def test_DECSET_DECAWM_TabDoesNotWrapAround(self):
"""In auto-wrap mode, tabs to not wrap to the next line."""
esccmd.DECSET(esccmd.DECAWM)
size = GetScreenSize()
for i in xrange(size.width() / 8 + 2):
escio.Write(TAB)
AssertEQ(GetCursorPosition().x(), size.width())
AssertEQ(GetCursorPosition().y(), 1)
def test_VPA_DoesNotChangeColumn(self):
"""VPA moves the specified line and does not change the column."""
esccmd.CUP(Point(6, 5))
esccmd.VPA(2)
position = GetCursorPosition()
AssertEQ(position.x(), 6)
AssertEQ(position.y(), 2)
def test_CNL_StopsAtBottomLine(self):
"""CNL moves the cursor down, stopping at the last line."""
esccmd.CUP(Point(6, 3))
height = GetScreenSize().height()
esccmd.CNL(height)
position = GetCursorPosition()
AssertEQ(position.x(), 1)
AssertEQ(position.y(), height)
def test_HPA_DoesNotChangeRow(self):
"""HPA moves the specified column and does not change the row."""
esccmd.CUP(Point(5, 6))
esccmd.HPA(2)
position = GetCursorPosition()
AssertEQ(position.x(), 2)
AssertEQ(position.y(), 6)
def test_TBC_0(object):
"""0 param clears the tab stop at the cursor."""
escio.Write(TAB)
AssertEQ(GetCursorPosition().x(), 9)
esccmd.TBC(0)
esccmd.CUP(Point(1, 1))
escio.Write(TAB)
AssertEQ(GetCursorPosition().x(), 17)
def test_CHA_OutOfBoundsLarge(self): """CHA moves as far as possible when given a too-large parameter.""" esccmd.CUP(Point(5, 3)) esccmd.CHA(9999) position = GetCursorPosition() width = GetScreenSize().width() AssertEQ(position.x(), width) AssertEQ(position.y(), 3)
def test_HVP_OutOfBoundsParams(self):
"""With overly large parameters, HVP moves as far as possible down and right."""
size = GetScreenSize()
esccmd.HVP(Point(size.width() + 10, size.height() + 10))
position = GetCursorPosition()
AssertEQ(position.x(), size.width())
AssertEQ(position.y(), size.height())
def test_TBC_Default(self): """No param clears the tab stop at the cursor.""" escio.Write(TAB) AssertEQ(GetCursorPosition().x(), 9) esccmd.TBC() esccmd.CUP(Point(1, 1)) escio.Write(TAB) AssertEQ(GetCursorPosition().x(), 17)
def test_CUP_OutOfBoundsParams(self):
"""With overly large parameters, CUP moves as far as possible down and right."""
size = GetScreenSize()
esccmd.CUP(Point(size.width() + 10, size.height() + 10))
position = GetCursorPosition()
AssertEQ(position.x(), size.width())
AssertEQ(position.y(), size.height())
def test_CPL_StopsAtTopLine(self): """CPL moves the cursor up, stopping at the last line.""" esccmd.CUP(Point(6, 3)) height = GetScreenSize().height() esccmd.CPL(height) position = GetCursorPosition() AssertEQ(position.x(), 1) AssertEQ(position.y(), 1)
def test_DECSET_SaveRestoreCursor(self): """Set saves the cursor position. Reset restores it.""" esccmd.CUP(Point(2, 3)) esccmd.DECSET(esccmd.SaveRestoreCursor) esccmd.CUP(Point(5, 5)) esccmd.DECRESET(esccmd.SaveRestoreCursor) cursor = GetCursorPosition() AssertEQ(cursor.x(), 2) AssertEQ(cursor.y(), 3)
def test_DECSET_SaveRestoreCursor(self):
"""Set saves the cursor position. Reset restores it."""
esccmd.CUP(Point(2, 3))
esccmd.DECSET(esccmd.SaveRestoreCursor)
esccmd.CUP(Point(5, 5))
esccmd.DECRESET(esccmd.SaveRestoreCursor)
cursor = GetCursorPosition()
AssertEQ(cursor.x(), 2)
AssertEQ(cursor.y(), 3)
def test_CHA_IgnoresScrollRegion(self): """CHA ignores scroll regions.""" # Set a scroll region. esccmd.DECSET(esccmd.DECLRMM) esccmd.DECSLRM(5, 10) esccmd.CUP(Point(5, 3)) esccmd.CHA(1) position = GetCursorPosition() AssertEQ(position.x(), 1) AssertEQ(position.y(), 3)
def doLinefeedModeTest(self, code):
esccmd.RM(esccmd.LNM)
esccmd.CUP(Point(5, 1))
escio.Write(code)
AssertEQ(GetCursorPosition(), Point(5, 2))
esccmd.SM(esccmd.LNM)
esccmd.CUP(Point(5, 1))
escio.Write(code)
AssertEQ(GetCursorPosition(), Point(1, 2))
def test_CHT_IgnoresScrollingRegion(self):
"""Test cursor forward tab (ECMA-48).
CHT is just a parameterized tab.
In DEC terminals (and compatible such as xterm),
tabs stop at the right margin.
ECMA-48 does not specify margins, so the behavior follows DEC.
"""
# Set a scroll region.
esccmd.DECSET(esccmd.DECLRMM)
esccmd.DECSLRM(5, 30)
# Move to center of region
esccmd.CUP(Point(7, 9))
# Ensure we can tab within the region
esccmd.CHT(2)
position = GetCursorPosition()
AssertEQ(position.x(), 17)
# Ensure that we can't tab out of the region
esccmd.CHT(2)
position = GetCursorPosition()
AssertEQ(position.x(), 30)
# Try again, starting before the region.
esccmd.CUP(Point(1, 9))
esccmd.CHT(9)
position = GetCursorPosition()
AssertEQ(position.x(), 30)
def test_HPA_DefaultParams(self):
"""With no params, HPA moves to 1st column."""
esccmd.HPA(6)
position = GetCursorPosition()
AssertEQ(position.x(), 6)
esccmd.HPA()
position = GetCursorPosition()
AssertEQ(position.x(), 1)
def test_VPA_DefaultParams(self):
"""With no params, VPA moves to 1st line."""
esccmd.VPA(6)
position = GetCursorPosition()
AssertEQ(position.y(), 6)
esccmd.VPA()
position = GetCursorPosition()
AssertEQ(position.y(), 1)
def test_CBT_IgnoresRegion(self):
# Set a scroll region.
esccmd.DECSET(esccmd.DECLRMM)
esccmd.DECSLRM(5, 30)
# Move to center of region
esccmd.CUP(Point(7, 9))
# Tab backwards out of the region.
esccmd.CBT(2)
position = GetCursorPosition()
AssertEQ(position.x(), 1)
def test_DECSTR_DECAWM(self):
# Turn on autowrap
esccmd.DECSET(esccmd.DECAWM)
# Perform soft reset
esccmd.DECSTR()
# Make sure autowrap is still on
esccmd.CUP(Point(GetScreenSize().width() - 1, 1))
escio.Write("xxx")
position = GetCursorPosition()
AssertEQ(position.x(), 2)
def test_NEL_8bit(self):
esccmd.CUP(Point(5, 3))
escio.use8BitControls = True
escio.Write(S8C1T)
esccmd.NEL()
escio.Write(S7C1T)
escio.use8BitControls = False
position = GetCursorPosition()
AssertEQ(position.x(), 1)
AssertEQ(position.y(), 4)
def test_HPR_StopsAtRightEdge(self):
"""HPR won't go past the right edge."""
# Position on 6th row
esccmd.CUP(Point(5, 6))
# Try to move 10 past the right edge
size = GetScreenSize()
esccmd.HPR(size.width() + 10)
# Ensure at the right edge on same row
position = GetCursorPosition()
AssertEQ(position.x(), size.width())
AssertEQ(position.y(), 6)
def test_VPA_StopsAtBottomEdge(self):
"""VPA won't go past the bottom edge."""
# Position on 5th row
esccmd.CUP(Point(6, 5))
# Try to move 10 past the bottom edge
size = GetScreenSize()
esccmd.VPA(size.height() + 10)
# Ensure at the bottom edge on same column
position = GetCursorPosition()
AssertEQ(position.x(), 6)
AssertEQ(position.y(), size.height())
def test_CPL_StopsAtTopMarginInScrollRegion(self):
"""When the cursor starts within the scroll region, CPL moves it up to the
top margin but no farther."""
# Set a scroll region. This must be done first because DECSTBM moves the cursor to the origin.
esccmd.DECSTBM(2, 4)
esccmd.DECSET(esccmd.DECLRMM)
esccmd.DECSLRM(5, 10)
# Position the cursor within the scroll region
esccmd.CUP(Point(7, 3))
# Move it up by more than the height of the scroll region
esccmd.CPL(99)
# Ensure it stopped at the top of the scroll region.
position = GetCursorPosition()
AssertEQ(position.y(), 2)
AssertEQ(position.x(), 5)
