def removeEmptylst_test():
G = Graph()
G.add_nodes_from(Friends)
G.add_edges_from(Relationships)
# try and remove an empty list
G.remove_node(node=[])
exp = {'Alex', 'Julie', 'Rob', 'Ved', 'Michael', 'Mark', 'Jeff'}
obs = G.nodes()
assert_equal(exp, obs)
def removeNodeSet_test():
G = Graph()
G.add_nodes_from(Friends)
G.add_edges_from(Relationships)
# try to remove an empty set
G.remove_node({})
exp = {'Alex', 'Julie', 'Rob', 'Ved', 'Michael', 'Mark', 'Jeff'}
obs = G.nodes()
assert_equal(exp, obs)
def removeEmptyStr_test():
# try to remove a node but user gives an empty string
G = Graph()
G.add_nodes_from(Friends)
G.add_edges_from(Relationships)
G.remove_node('')
exp = {'Alex', 'Julie', 'Rob', 'Ved', 'Michael', 'Mark', 'Jeff'}
obs = G.nodes()
assert_equal(exp, obs)
