a6ec81b179
* Add exact vertex_count and edge_count to disk storage
70 lines
3.1 KiB
Python
70 lines
3.1 KiB
Python
# Copyright 2023 Memgraph Ltd.
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#
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# Use of this software is governed by the Business Source License
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# included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
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# License, and you may not use this file except in compliance with the Business Source License.
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#
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# As of the Change Date specified in that file, in accordance with
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# the Business Source License, use of this software will be governed
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# by the Apache License, Version 2.0, included in the file
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# licenses/APL.txt.
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import sys
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import pytest
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from common import connect, execute_and_fetch_all
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def test_empty_show_storage_info(connect):
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cursor = connect.cursor()
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execute_and_fetch_all(cursor, "STORAGE MODE ON_DISK_TRANSACTIONAL")
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results = execute_and_fetch_all(cursor, "SHOW STORAGE INFO")
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results = dict(map(lambda pair: (pair[0], pair[1]), results))
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assert results["vertex_count"] == 0
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assert results["edge_count"] == 0
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def test_show_storage_info_after_initialization(connect):
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cursor = connect.cursor()
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execute_and_fetch_all(cursor, "STORAGE MODE ON_DISK_TRANSACTIONAL")
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execute_and_fetch_all(cursor, "CREATE (n:User {id: 1})")
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execute_and_fetch_all(cursor, "CREATE (n:User {id: 2})")
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execute_and_fetch_all(cursor, "MATCH (n:User {id: 1}), (m:User {id: 2}) CREATE (n)-[r:FRIEND {id: 1}]->(m)")
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results = execute_and_fetch_all(cursor, "SHOW STORAGE INFO")
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results = dict(map(lambda pair: (pair[0], pair[1]), results))
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assert results["vertex_count"] == 2
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assert results["edge_count"] == 1
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execute_and_fetch_all(cursor, "MATCH (n) DETACH DELETE n")
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def test_show_storage_info_detach_delete_vertex(connect):
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cursor = connect.cursor()
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execute_and_fetch_all(cursor, "STORAGE MODE ON_DISK_TRANSACTIONAL")
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execute_and_fetch_all(cursor, "CREATE (n:User {id: 1})")
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execute_and_fetch_all(cursor, "CREATE (n:User {id: 2})")
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execute_and_fetch_all(cursor, "MATCH (n:User {id: 1}), (m:User {id: 2}) CREATE (n)-[r:FRIEND {id: 1}]->(m)")
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execute_and_fetch_all(cursor, "MATCH (n:User {id: 1}) DETACH DELETE n;")
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results = execute_and_fetch_all(cursor, "SHOW STORAGE INFO")
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results = dict(map(lambda pair: (pair[0], pair[1]), results))
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assert results["vertex_count"] == 1
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assert results["edge_count"] == 0
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execute_and_fetch_all(cursor, "MATCH (n) DETACH DELETE n")
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def test_show_storage_info_delete_edge(connect):
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cursor = connect.cursor()
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execute_and_fetch_all(cursor, "STORAGE MODE ON_DISK_TRANSACTIONAL")
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execute_and_fetch_all(cursor, "CREATE (n:User {id: 1})")
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execute_and_fetch_all(cursor, "CREATE (n:User {id: 2})")
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execute_and_fetch_all(cursor, "MATCH (n:User {id: 1}), (m:User {id: 2}) CREATE (n)-[r:FRIEND {id: 1}]->(m)")
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execute_and_fetch_all(cursor, "MATCH (n:User {id: 1})-[r]->(m:User {id: 2}) DELETE r;")
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results = execute_and_fetch_all(cursor, "SHOW STORAGE INFO")
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results = dict(map(lambda pair: (pair[0], pair[1]), results))
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assert results["vertex_count"] == 2
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assert results["edge_count"] == 0
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execute_and_fetch_all(cursor, "MATCH (n) DETACH DELETE n")
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if __name__ == "__main__":
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sys.exit(pytest.main([__file__, "-rA"]))
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