def test71(self):
self.pag.add_edge(1, 2)
self.pag.add_edge(2, 3)
self.pag.setTag([1, 2], 1, '-')
FCIAlg.rule67(self.pag, 1, 2, 3)
assert (self.pag.get_edge_data(2, 3)[2] == '-')
def test72(self):
self.pag.add_edge(1, 2)
self.pag.add_edge(2, 3)
FCIAlg.rule67(self.pag, 1, 2, 3)
assert (not (self.pag.get_edge_data(2, 3)[2] == '-'))
def test61(self):
self.pag.add_edge(1, 2)
self.pag.add_edge(2, 3)
self.pag.undirect_edge(1, 2)
FCIAlg.rule67(self.pag, 1, 2, 3)
assert (self.pag.get_edge_data(2, 3)[2] == '-')
