ea615a13b4
Summary: tck engine first implementation Reviewers: dgleich, teon.banek, buda, mferencevic Reviewed By: buda, mferencevic Subscribers: buda Differential Revision: https://phabricator.memgraph.io/D95
68 lines
2.2 KiB
Python
68 lines
2.2 KiB
Python
def query(q, context, params={}):
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"""
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Function used to execute query on database. Query results are
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set in context.result_list. If exception occurs, it is set on
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context.exception.
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@param q:
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String, database query.
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@param context:
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behave.runner.Context, context of all tests.
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@return:
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List of query results.
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"""
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driver = context.driver
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results_list = []
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if context.config.database == "neo4j":
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session = driver.session()
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try:
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#executing query
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with session.begin_transaction() as tx:
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results = tx.run(q, params)
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summary = results.summary()
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if not context.config.no_side_effects:
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add_side_effects(context, summary.counters)
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results_list = list(results)
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tx.success = True
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except Exception as e:
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#exception
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print(e)
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context.exception = e
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context.log.info('%s', str(e))
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#not working if removed
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query("match (n) detach delete(n)", context)
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finally:
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session.close()
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return results_list
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def add_side_effects(context, counters):
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"""
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Funtion adds side effects from query to graph properties.
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@param context:
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behave.runner.Context, context of all tests.
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"""
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graph_properties = context.graph_properties
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#check nodes
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if counters.nodes_created > 0:
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graph_properties.change_nodes(counters.nodes_created)
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if counters.nodes_deleted > 0:
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graph_properties.change_nodes(-counters.nodes_deleted)
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#check relationships
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if counters.relationships_created > 0:
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graph_properties.change_relationships(counters.relationships_created)
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if counters.relationships_deleted > 0:
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graph_properties.change_relationships(-counters.relationships_deleted)
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#check labels
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if counters.labels_added > 0:
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graph_properties.change_labels(counters.labels_added)
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if counters.labels_removed > 0:
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graph_properties.change_labels(-counters.labels_removed)
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#check properties
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if counters.properties_set > 0:
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graph_properties.change_properties(counters.properties_set)
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