def testflow_errors_twoedgegroup(self):
src = ((2.0, 2.0))
badline1 = ((4, 1), (2, 2))
badline2 = ((1, 1), (2, 2))
expected = [badline1, badline2]
actual = flow_errors(self.di, src)
assert self.sequence_equal(actual, expected)
def testflow_errors_single_edge(self):
src = ((7.0, 7.0))
badline1 = ((6, 3), (7, 7))
expected = [badline1]
actual = flow_errors(self.di, src)
assert self.sequence_equal(actual, expected)