forked from openlp/openlp
98 lines
3.4 KiB
Python
98 lines
3.4 KiB
Python
# -*- coding: utf-8 -*-
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##########################################################################
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# OpenLP - Open Source Lyrics Projection #
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# ---------------------------------------------------------------------- #
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# Copyright (c) 2008-2021 OpenLP Developers #
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# ---------------------------------------------------------------------- #
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# This program is free software: you can redistribute it and/or modify #
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# it under the terms of the GNU General Public License as published by #
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# the Free Software Foundation, either version 3 of the License, or #
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# (at your option) any later version. #
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# #
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# This program is distributed in the hope that it will be useful, #
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# but WITHOUT ANY WARRANTY; without even the implied warranty of #
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
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# GNU General Public License for more details. #
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# #
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# You should have received a copy of the GNU General Public License #
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# along with this program. If not, see <https://www.gnu.org/licenses/>. #
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##########################################################################
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"""
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Package to test the openlp.core.common.db package.
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"""
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import gc
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import os
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import pytest
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import shutil
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import time
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from tempfile import mkdtemp
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import sqlalchemy
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from openlp.core.common.db import drop_column, drop_columns
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from openlp.core.lib.db import get_upgrade_op, init_db
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from tests.utils.constants import TEST_RESOURCES_PATH
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@pytest.fixture
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def op():
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tmp_folder = mkdtemp()
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db_path = os.path.join(TEST_RESOURCES_PATH, 'songs', 'songs-1.9.7.sqlite')
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db_tmp_path = os.path.join(tmp_folder, 'songs-1.9.7.sqlite')
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shutil.copyfile(db_path, db_tmp_path)
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db_url = 'sqlite:///' + db_tmp_path
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session, metadata = init_db(db_url)
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upgrade_op = get_upgrade_op(session)
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yield upgrade_op
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session.close()
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session = None
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gc.collect()
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retries = 0
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while retries < 5:
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try:
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if os.path.exists(tmp_folder):
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shutil.rmtree(tmp_folder)
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break
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except Exception:
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time.sleep(1)
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retries += 1
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def test_delete_column(op):
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"""
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Test deleting a single column in a table
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"""
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# GIVEN: A temporary song db
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# WHEN: Deleting a columns in a table
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drop_column(op, 'songs', 'song_book_id')
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# THEN: The column should have been deleted
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meta = sqlalchemy.MetaData(bind=op.get_bind())
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meta.reflect()
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columns = meta.tables['songs'].columns
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for column in columns:
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if column.name == 'song_book_id':
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assert "The column 'song_book_id' should have been deleted."
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def test_delete_columns(op):
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"""
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Test deleting multiple columns in a table
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"""
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# GIVEN: A temporary song db
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# WHEN: Deleting a columns in a table
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drop_columns(op, 'songs', ['song_book_id', 'song_number'])
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# THEN: The columns should have been deleted
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meta = sqlalchemy.MetaData(bind=op.get_bind())
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meta.reflect()
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columns = meta.tables['songs'].columns
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for column in columns:
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if column.name == 'song_book_id' or column.name == 'song_number':
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assert "The column '%s' should have been deleted." % column.name
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