| 16 | self.populate_graph() |
| 17 | |
| 18 | def populate_graph(self): |
| 19 | global redis_graph |
| 20 | |
| 21 | # Construct a graph with the form: |
| 22 | # (v1)-[:E]->(v2)-[:E]->(v3) |
| 23 | node_props = ['v1', 'v2', 'v3'] |
| 24 | |
| 25 | nodes = [] |
| 26 | for idx, v in enumerate(node_props): |
| 27 | node = Node(label="L", properties={"val": v}) |
| 28 | nodes.append(node) |
| 29 | redis_graph.add_node(node) |
| 30 | |
| 31 | edge = Edge(nodes[0], "E", nodes[1]) |
| 32 | redis_graph.add_edge(edge) |
| 33 | |
| 34 | edge = Edge(nodes[1], "E", nodes[2]) |
| 35 | redis_graph.add_edge(edge) |
| 36 | |
| 37 | redis_graph.commit() |
| 38 | |
| 39 | def test01_with_projected_entity(self): |
| 40 | query = """MATCH (a:L {val: 'v1'}) WITH a MATCH (a)-[e]->(b) RETURN b.val""" |