Exemplo n.º 1
0
def xtest_db_is_automatically_migrated(disk_store):
    db_conn_str = 'postgresql://localhost/test_provenance_automigrate'
    if sql_utils.database_exists(db_conn_str):
        sql_utils.drop_database(db_conn_str)

    sql_utils.create_database(db_conn_str)

    repo = r.PostgresRepo(db_conn_str,
                          disk_store,
                          read=True,
                          write=True,
                          delete=True,
                          create_db=False,
                          upgrade_db=True)
    p.set_default_repo(repo)

    @p.provenance()
    def calculate(a, b):
        return a + b

    # make sure it all works
    assert calculate(1, 2) == 3

    p.set_default_repo(None)
    sql_utils.drop_database(db_conn_str)
Exemplo n.º 2
0
def test_db_is_automatically_created_and_migrated_with_the_right_schema(
        disk_store):
    db_conn_str = 'postgresql://localhost/test_provenance_autocreate_schema'
    if sql_utils.database_exists(db_conn_str):
        sql_utils.drop_database(db_conn_str)

    repo = r.PostgresRepo(
        db_conn_str,
        disk_store,
        read=True,
        write=True,
        delete=True,
        create_db=True,
        schema='foobar',
    )
    p.set_default_repo(repo)

    @p.provenance()
    def calculate(a, b):
        return a + b

    assert calculate(1, 2) == 3

    with repo.session() as s:
        res = pd.read_sql('select * from foobar.artifacts', s.connection())

    repo2 = r.PostgresRepo(
        db_conn_str,
        disk_store,
        read=True,
        write=True,
        delete=True,
        create_db=True,
        schema='baz',
    )

    p.set_default_repo(repo2)

    assert calculate(5, 5) == 10

    with repo2.session() as s:
        res = pd.read_sql('select * from baz.artifacts', s.connection())

    assert res.iloc[0]['inputs_json'] == {'b': 5, 'a': 5, '__varargs': []}

    p.set_default_repo(None)
    sql_utils.drop_database(db_conn_str)