def test_can_remove_edge():
graph = Graph()
graph.addNode("start")
graph.addNode("end")
graph.addEdge("start", "end")
output = graph.removeEdge("start", "end")
assert output == True
def test_can_find_edge():
graph = Graph()
graph.addNode("start")
graph.addNode("end")
graph.addEdge("start", "end")
output = graph.findEdge("start", "end")
assert output == True
def test_can_get_node():
graph = Graph()
graph.addNode("test")
output = graph.getNode("test")
assert output == {'edges': {}}
def test_can_remove_node():
graph = Graph()
graph.addNode("test")
output = graph.removeNode("test")
assert output == True
def test_can_find_node():
graph = Graph()
graph.addNode("test")
output = graph.findNode("test")
assert output == True