def test_readFileToPattern_CreatesCorrectPatterns():
fileReader = FileReader("testfile.txt")
patterns = fileReader.readFileToPattern()
assert patterns[0].wire1State == 1
assert patterns[0].wire2State == 0
assert patterns[1].wire1State == 0
assert patterns[1].wire2State == 1
def test_checkStatesAreValid_doesNotRaiseExceptionForValidStates():
fileReader = FileReader("filename")
fileReader.checkStatesAreValid([0, 1])
assert True
def test_checkStatesAreValid_RaisesExceptionForInvalidNumbers():
fileReader = FileReader("filename")
with pytest.raises(InvalidStateException):
fileReader.checkStatesAreValid([0, 2])
def test_checkStatesAreValid_RaisesExceptionForLetters():
fileReader = FileReader("filename")
with pytest.raises(TypeError):
fileReader.checkStatesAreValid([0, "a"])
