def test_get_address0():
"""setting and retrieving an 8bit address on a iframe."""
iframe = IFrame()
iframe.set_address(bytes([42]))
assert bytes([42]) == iframe.get_address()
def test_set_address4():
"""setting 'all station' should work"""
iframe = IFrame()
iframe.set_address(bytes([255]))
assert iframe.is_allstation() is True
def test_set_address2():
"""giving int as address should fail"""
iframe = IFrame()
with pytest.raises(TypeError):
iframe.set_address(42)
def test_set_address3():
"""giving string as address should fail"""
iframe = IFrame()
with pytest.raises(TypeError):
iframe.set_address('23')
def test_set_address1():
"""setting an arbitary 8bit address with clear MSB should work."""
iframe = IFrame()
iframe.set_address(bytes([42]))
