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Don't create index/foreign key that already exists, fixes #25
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tests/test_migrations.py
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tests/test_migrations.py
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from twitter_to_sqlite import cli, migrations
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from .test_import import zip_contents_path
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from .test_save_tweets import db, tweets
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def test_no_migrations_on_first_run(tmpdir, zip_contents_path):
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{"id": 2, "source": "000e4c4db71278018fb8c322f070d051e76885b1"},
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{"id": 3, "source": "d3c1d39c57fecfc09202f20ea5e2db30262029fd"},
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] == list(db["tweets"].rows)
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def test_convert_source_column_against_real_database(db):
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assert "migrations" not in db.table_names()
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migrations.convert_source_column(db)
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twitter_to_sqlite/migrations.py
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twitter_to_sqlite/migrations.py
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"select id, source from tweets where source like '<%'"
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).fetchall():
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db["tweets"].update(id, {"source": extract_and_save_source(db, source)})
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db["tweets"].create_index(["source"])
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db["tweets"].add_foreign_key("source")
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try:
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db["tweets"].create_index(["source"])
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except Exception:
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pass
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try:
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db["tweets"].add_foreign_key("source")
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except Exception:
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pass