def test_echo():
isis = Isis(strict=True)
assert isis.isis_echo() == b'\n'
assert isis.isis_echo(from_='to') == b'from=to\n'
output = isis.isis_echo(foo='bar', baz='bang').split()
assert len(output) == 2
assert b'foo=bar' in output
assert b'baz=bang' in output
def test_true():
isis = Isis(strict=True)
assert isis.isis_true() == b''
def test_lazy():
isis = Isis(strict=False)
assert isis.isis_true() == b''
with pytest.raises(ProcessError):
isis.isis_false()
def test_strict():
isis = Isis(strict=True)
with pytest.raises(AttributeError):
isis.ls()
def test_false():
isis = Isis(strict=True)
with pytest.raises(ProcessError):
isis.isis_false()
