def test_recursion_factory(self):
""" Test Recursion detection"""
pm = self.pm
#pm.init()
pkg = Package("compositenode", {})
sgfactory1 = CompositeNodeFactory("graph1")
sgfactory2 = CompositeNodeFactory("graph2")
map(pkg.add_factory, (sgfactory1, sgfactory2))
assert len(pkg.get_names()) == 2
pm.add_package(pkg)
n1 = sgfactory1.instantiate()
n2 = sgfactory1.instantiate()
# build the compositenode factory
n1.add_node(n2)
n2.add_node(n1)
n1.to_factory(sgfactory1)
n2.to_factory(sgfactory2)
#sgfactory1.add_nodefactory ( ("compositenode", "graph2"))
#sgfactory2.add_nodefactory ( ("compositenode", "graph1"))
try:
sg = sgfactory1.instantiate()
assert False
except RecursionError:
assert True
