def test_save_cursor():
# a) cursor position
screen = Screen(10, 10)
screen.save_cursor()
screen.cursor.x, screen.cursor.y = 3, 5
screen.save_cursor()
screen.cursor.x, screen.cursor.y = 4, 4
screen.restore_cursor()
assert screen.cursor.x == 3
assert screen.cursor.y == 5
screen.restore_cursor()
assert screen.cursor.x == 0
assert screen.cursor.y == 0
# b) modes
screen = Screen(10, 10)
screen.set_mode(mo.DECAWM, mo.DECOM)
screen.save_cursor()
screen.reset_mode(mo.DECAWM)
screen.restore_cursor()
assert mo.DECAWM in screen.mode
assert mo.DECOM in screen.mode
# c) attributes
screen = Screen(10, 10)
screen.select_graphic_rendition(4)
screen.save_cursor()
screen.select_graphic_rendition(24)
assert screen.cursor.attrs == screen.default_char
screen.restore_cursor()
assert screen.cursor.attrs != screen.default_char
assert screen.cursor.attrs == Char(" ", underscore=True)
def test_save_cursor():
# a) cursor position
screen = Screen(10, 10)
screen.save_cursor()
screen.cursor.x, screen.cursor.y = 3, 5
screen.save_cursor()
screen.cursor.x, screen.cursor.y = 4, 4
screen.restore_cursor()
assert screen.cursor.x == 3
assert screen.cursor.y == 5
screen.restore_cursor()
assert screen.cursor.x == 0
assert screen.cursor.y == 0
# b) modes
screen = Screen(10, 10)
screen.set_mode(mo.DECAWM, mo.DECOM)
screen.save_cursor()
screen.reset_mode(mo.DECAWM)
screen.restore_cursor()
assert mo.DECAWM in screen.mode
assert mo.DECOM in screen.mode
# c) attributes
screen = Screen(10, 10)
screen.select_graphic_rendition(4)
screen.save_cursor()
screen.select_graphic_rendition(24)
assert screen.cursor.attrs == screen.default_char
screen.restore_cursor()
assert screen.cursor.attrs != screen.default_char
assert screen.cursor.attrs == Char(" ", underscore=True)
def test_draw():
# ``DECAWM`` on (default).
screen = Screen(3, 3)
assert mo.DECAWM in screen.mode
map(screen.draw, "abc")
assert screen.display == ["abc", " ", " "]
assert (screen.cursor.y, screen.cursor.x) == (0, 3)
# ... one` more character -- now we got a linefeed!
screen.draw("a")
assert (screen.cursor.y, screen.cursor.x) == (1, 1)
# ``DECAWM`` is off.
screen = Screen(3, 3)
screen.reset_mode(mo.DECAWM)
map(screen.draw, "abc")
assert screen.display == ["abc", " ", " "]
assert (screen.cursor.y, screen.cursor.x) == (0, 3)
# No linefeed is issued on the end of the line ...
screen.draw("a")
assert screen.display == ["aba", " ", " "]
assert (screen.cursor.y, screen.cursor.x) == (0, 3)
# ``IRM`` mode is on, expecting new characters to move the old ones
# instead of replacing them.
screen.set_mode(mo.IRM)
screen.cursor_position()
screen.draw("x")
assert screen.display == ["xab", " ", " "]
screen.cursor_position()
screen.draw("y")
assert screen.display == ["yxa", " ", " "]
def test_draw():
# ``DECAWM`` on (default).
screen = Screen(3, 3)
assert mo.DECAWM in screen.mode
map(screen.draw, "abc")
assert screen.display == ["abc", " ", " "]
assert (screen.cursor.y, screen.cursor.x) == (0, 3)
# ... one` more character -- now we got a linefeed!
screen.draw("a")
assert (screen.cursor.y, screen.cursor.x) == (1, 1)
# ``DECAWM`` is off.
screen = Screen(3, 3)
screen.reset_mode(mo.DECAWM)
map(screen.draw, "abc")
assert screen.display == ["abc", " ", " "]
assert (screen.cursor.y, screen.cursor.x) == (0, 3)
# No linefeed is issued on the end of the line ...
screen.draw("a")
assert screen.display == ["aba", " ", " "]
assert (screen.cursor.y, screen.cursor.x) == (0, 3)
# ``IRM`` mode is on, expecting new characters to move the old ones
# instead of replacing them.
screen.set_mode(mo.IRM)
screen.cursor_position()
screen.draw("x")
assert screen.display == ["xab", " ", " "]
screen.cursor_position()
screen.draw("y")
assert screen.display == ["yxa", " ", " "]
