def test82(self):
self.pag.add_edge(1, 2)
self.pag.add_edge(2, 3)
self.pag.add_edge(1, 3)
self.pag.direct_edge(1, 3)
self.pag.setTag([1, 2], 1, '-')
self.pag.fully_direct_edge(2, 3)
FCIAlg.rule8(self.pag, 1, 2, 3)
assert (self.pag.has_fully_directed_edge(1, 3))
def test81(self):
self.pag.add_edge(1, 2)
self.pag.add_edge(2, 3)
self.pag.add_edge(1, 3)
self.pag.direct_edge(1, 3)
self.pag.fully_direct_edge(1, 2)
self.pag.fully_direct_edge(2, 3)
FCIAlg.rule8(self.pag, 1, 2, 3)
assert (self.pag.has_fully_directed_edge(1, 3))
