def test_is_allstation3(chunk2):
""""given a no-station address, testing is_allstation should yield False"""
iframe = IFrame()
iframe.parse_address(chunk2)
assert iframe.is_allstation() is False
def test_is_allstation1(chunk1):
"""test frame generated with unicast/allstation address for having one"""
iframe = IFrame()
iframe.parse_address(chunk1)
assert iframe.is_allstation() is True
def test_is_allstation2():
"""vanilla object should not have an allstation address assigned"""
iframe = IFrame()
assert iframe.is_allstation() is False
def test_set_address4():
"""setting 'all station' should work"""
iframe = IFrame()
iframe.set_address(bytes([255]))
assert iframe.is_allstation() is True
