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54 lines
2.0 KiB
Python
54 lines
2.0 KiB
Python
# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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"""Tests for superset.utils.database module."""
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import pytest
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from sqlalchemy import Sequence
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from sqlalchemy.dialects import mysql, postgresql
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from sqlalchemy.schema import CreateSequence
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from sqlalchemy.sql.compiler import DDLCompiler
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from superset.utils.database import apply_mariadb_ddl_fix
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@pytest.fixture(scope="module", autouse=True)
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def setup_mariadb_ddl_fix():
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"""Apply MariaDB DDL fix once per module before tests run."""
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apply_mariadb_ddl_fix()
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def test_mariadb_nocycle_fix_applied():
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"""Test that 'NO CYCLE' is replaced with 'NOCYCLE' for MariaDB dialect."""
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dialect = mysql.dialect()
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dialect.name = "mariadb"
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ddl_compiler = DDLCompiler(dialect, None)
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seq = Sequence("test_seq", cycle=False)
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result = ddl_compiler.visit_create_sequence(CreateSequence(seq))
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assert "NOCYCLE" in result
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assert "NO CYCLE" not in result
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def test_nocycle_fix_not_applied_for_postgresql():
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"""Test that 'NO CYCLE' is NOT replaced for PostgreSQL dialect."""
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dialect = postgresql.dialect()
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compiler = DDLCompiler(dialect, None)
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seq = Sequence("test_seq", cycle=False)
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result = compiler.visit_create_sequence(CreateSequence(seq))
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assert "NO CYCLE" in result
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