def test_drop_graph_that_does_not_exist(self):
graph_name = str(uuid.uuid1()).replace('-', '_')
self.assertFalse(
graph_name in ta.get_graph_names(),
graph_name + " should not exist in the list of graphs")
self.assertEqual(0, ta.drop_graphs(graph_name),
"drop_graphs() shouldn't have deleted any graphs")
def test_drop_graph_by_object(self):
graph_name = str(uuid.uuid1()).replace("-", "_")
# Create graph and verify that it's in the get_graph_names() list
graph = ta.Graph(name=graph_name)
self.assertTrue(graph_name in ta.get_graph_names(), graph_name + " should exist in the list of graphs")
# Drop graph using the graph object
self.assertEqual(1, ta.drop_graphs(graph), "drop_graphs() should have deleted one graph.")
self.assertFalse(graph_name in ta.get_graph_names(), graph_name + " should not exist in the list of graphs")
def test_drop_graph_by_object(self):
graph_name = str(uuid.uuid1()).replace('-', '_')
# Create graph and verify that it's in the get_graph_names() list
graph = ta.Graph(name=graph_name)
self.assertTrue(graph_name in ta.get_graph_names(),
graph_name + " should exist in the list of graphs")
# Drop graph using the graph object
self.assertEqual(1, ta.drop_graphs(graph),
"drop_graphs() should have deleted one graph.")
self.assertFalse(
graph_name in ta.get_graph_names(),
graph_name + " should not exist in the list of graphs")
graph = ta.Graph()
graph.define_vertex_type('Employee')
graph.define_edge_type('worksunder', 'Employee', 'Employee', directed=False)
graph.vertices['Employee'].add_vertices(employees_frame, 'Manager', [])
graph.vertices['Employee'].add_vertices(employees_frame, 'Employee', ['Title'])
graph.edges['worksunder'].add_edges(employees_frame, 'Employee', 'Manager',
['Years'])
graph.vertex_count
graph.edge_count
graph.vertices['Employee'].inspect(9)
graph.edges['worksunder'].inspect(20)
#Option 2
ta.drop_graphs(graph)
graph = ta.Graph()
graph.define_vertex_type('Employee')
graph.define_edge_type('worksunder', 'Employee', 'Employee', directed=False)
graph.vertices['Employee'].add_vertices(employees_frame, 'Employee', ['Title'])
graph.edges['worksunder'].add_edges(employees_frame,
'Employee',
'Manager', ['Years'],
create_missing_vertices=True)
graph.vertex_count
graph.edge_count
graph.vertices['Employee'].inspect(9)
graph.edges['worksunder'].inspect(20)
def test_drop_graph_that_does_not_exist(self):
graph_name = str(uuid.uuid1()).replace("-", "_")
self.assertFalse(graph_name in ta.get_graph_names(), graph_name + " should not exist in the list of graphs")
self.assertEqual(0, ta.drop_graphs(graph_name), "drop_graphs() shouldn't have deleted any graphs")
#Notice that this is a funny example since managers are also employees!
#Preseuambly Steve the manager and Steve the employee are the same person
#Option 1
graph = ta.Graph()
graph.define_vertex_type('Employee')
graph.define_edge_type('worksunder', 'Employee', 'Employee', directed=False)
graph.vertices['Employee'].add_vertices(employees_frame, 'Manager', [])
graph.vertices['Employee'].add_vertices(employees_frame, 'Employee', ['Title'])
graph.edges['worksunder'].add_edges(employees_frame, 'Employee', 'Manager', ['Years'])
graph.vertex_count
graph.edge_count
graph.vertices['Employee'].inspect(9)
graph.edges['worksunder'].inspect(20)
#Option 2
ta.drop_graphs(graph)
graph = ta.Graph()
graph.define_vertex_type('Employee')
graph.define_edge_type('worksunder', 'Employee', 'Employee', directed=False)
graph.vertices['Employee'].add_vertices(employees_frame, 'Employee', ['Title'])
graph.edges['worksunder'].add_edges(employees_frame, 'Employee', 'Manager', ['Years'], create_missing_vertices = True)
graph.vertex_count
graph.edge_count
graph.vertices['Employee'].inspect(9)
graph.edges['worksunder'].inspect(20)