def test_query_with_where_clauses_defined_by_user_and_generic(self):
options = {
'url':
'bolt://fdw-neo4j',
'user':
'******',
'password':
'******',
'database':
'testdb',
'cypher':
'MATCH (p:Person)-[:ACTED_IN]->(m:Movie) /*WHERE{"actor":"p.name"}*/ WITH p.name AS name, m.title AS title RETURN name AS actor, title AS movie'
}
columns = ['actor', 'movie']
nfdw = neo4jfdw.Neo4jForeignDataWrapper(options, columns)
quals = [
Qual('movie', '=', 'The Matrix'),
Qual('actor', '=', 'Keanu Reeves')
]
query = nfdw.make_cypher(quals, columns, None)
self.assertEqual(
'MATCH (p:Person)-[:ACTED_IN]->(m:Movie) WHERE p.name=$`actor` WITH p.name AS name, m.title AS title WITH name AS actor, title AS movie WHERE movie=$`movie` RETURN actor, movie',
query)
def test_all_movie(self):
options = {
'url': 'bolt://fdw-neo4j',
'user': '******',
'password': '******',
'cypher': 'MATCH (n:Movie) RETURN n.title as movie'
}
columns = ['movie']
nfdw = neo4jfdw.Neo4jForeignDataWrapper(options, columns)
query = nfdw.make_cypher([], columns, None)
self.assertEqual('MATCH (n:Movie) RETURN n.title as movie', query)
def test_movie_by_title(self):
options = {
'url': 'bolt://fdw-neo4j',
'user': '******',
'password': '******',
'cypher': 'MATCH (n:Movie) RETURN n.title as movie'
}
columns = ['movie']
nfdw = neo4jfdw.Neo4jForeignDataWrapper(options, columns)
quals = [Qual('movie', '=', 'The Matrix')]
query = nfdw.make_cypher(quals, columns, None)
self.assertEqual(
'MATCH (n:Movie) WITH n.title as movie WHERE movie=$`movie` RETURN movie',
query)
def test_query_with_where_clauses_defined_by_user_all(self):
options = {
'url':
'bolt://fdw-neo4j',
'user':
'******',
'password':
'******',
'cypher':
'MATCH (p:Person)-[r:ACTED_IN]->(m:Movie) /*WHERE{"actor":"p.name", "movie":"m.title"}*/ WITH p.name AS name, m.title AS title, r /*WHERE{"roles":"r.roles"}*/ RETURN name AS actor, title AS movie, r.roles AS roles'
}
columns = ['actor', 'movie']
nfdw = neo4jfdw.Neo4jForeignDataWrapper(options, columns)
quals = []
query = nfdw.make_cypher(quals, columns, None)
self.assertEqual(
'MATCH (p:Person)-[r:ACTED_IN]->(m:Movie) /*WHERE{"actor":"p.name", "movie":"m.title"}*/ WITH p.name AS name, m.title AS title, r /*WHERE{"roles":"r.roles"}*/ RETURN name AS actor, title AS movie, r.roles AS roles',
query)
