def test_has_node(): from simple_graph import SimpleGraph new_graph = SimpleGraph() new_graph.graph = {'A': {'A': 15}} assert new_graph.has_node('A') is True assert new_graph.has_node('B') is False
def test_has_node_doesnt_exist(): from simple_graph import SimpleGraph instance = SimpleGraph() assert instance.has_node("waffles") is False
def test_sg_has_node_false(): """Ensure has_node returns false when called with node not in graph.""" from simple_graph import SimpleGraph test_sg = SimpleGraph() assert test_sg.has_node("a") is False
def test_has_node(): from simple_graph import SimpleGraph instance = SimpleGraph() instance.add_node("waffles") assert instance.has_node("waffles")
def test_sg_has_node_true(): """Ensure has_node returns true when called with node in graph.""" from simple_graph import SimpleGraph test_sg = SimpleGraph() test_sg.add_node("a") assert test_sg.has_node("a") is True