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from . import VT100Test
class ControlTest(VT100Test):
def test_bel(self):
assert not self.vt.seen_audible_bell()
self.process("\a")
assert self.vt.seen_audible_bell()
assert not self.vt.seen_audible_bell()
def test_bs(self):
self.process("foo\b\baa")
assert self.vt.cell(0, 0).contents() == "f"
assert self.vt.cell(0, 1).contents() == "a"
assert self.vt.cell(0, 2).contents() == "a"
assert self.vt.cell(0, 3).contents() == ""
assert self.vt.cell(1, 0).contents() == ""
assert self.vt.window_contents() == 'faa' + ('\n' * 24)
self.process("\r\nquux\b\b\b\b\b\bbar")
assert self.vt.cell(1, 0).contents() == "b"
assert self.vt.cell(1, 1).contents() == "a"
assert self.vt.cell(1, 2).contents() == "r"
assert self.vt.cell(1, 3).contents() == "x"
assert self.vt.cell(1, 4).contents() == ""
assert self.vt.cell(2, 0).contents() == ""
assert self.vt.window_contents() == 'faa\nbarx' + ('\n' * 23)
def test_tab(self):
self.process("foo\tbar")
assert self.vt.cell(0, 0).contents() == "f"
assert self.vt.cell(0, 1).contents() == "o"
assert self.vt.cell(0, 2).contents() == "o"
assert self.vt.cell(0, 3).contents() == ""
assert self.vt.cell(0, 4).contents() == ""
assert self.vt.cell(0, 5).contents() == ""
assert self.vt.cell(0, 6).contents() == ""
assert self.vt.cell(0, 7).contents() == ""
assert self.vt.cell(0, 8).contents() == "b"
assert self.vt.cell(0, 9).contents() == "a"
assert self.vt.cell(0, 10).contents() == "r"
assert self.vt.cell(0, 11).contents() == ""
assert self.vt.window_contents() == 'foo bar' + ('\n' * 24)
def test_lf(self):
self.process("foo\nbar")
assert self.vt.cell(0, 0).contents() == "f"
assert self.vt.cell(0, 1).contents() == "o"
assert self.vt.cell(0, 2).contents() == "o"
assert self.vt.cell(0, 3).contents() == ""
assert self.vt.cell(1, 0).contents() == ""
assert self.vt.cell(1, 1).contents() == ""
assert self.vt.cell(1, 2).contents() == ""
assert self.vt.cell(1, 3).contents() == "b"
assert self.vt.cell(1, 4).contents() == "a"
assert self.vt.cell(1, 5).contents() == "r"
assert self.vt.cell(1, 6).contents() == ""
assert self.vt.window_contents() == 'foo\n bar' + ('\n' * 23)
def test_cr(self):
self.process("fooo\rbar")
assert self.vt.cell(0, 0).contents() == "b"
assert self.vt.cell(0, 1).contents() == "a"
assert self.vt.cell(0, 2).contents() == "r"
assert self.vt.cell(0, 3).contents() == "o"
assert self.vt.cell(0, 4).contents() == ""
assert self.vt.cell(1, 0).contents() == ""
assert self.vt.window_contents() == 'baro' + ('\n' * 24)
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