Method test_platform_escape

test/engine/test_ddlevents.py:840–866

test the escaping of % characters in the DDL construct.

(self)

        eq_(list(r), [(1,)])

    def test_platform_escape(self):
        """test the escaping of % characters in the DDL construct."""

        default_from = testing.db.dialect.statement_compiler(
            testing.db.dialect, None
        ).default_from()

        # We're abusing the DDL()
        # construct here by pushing a SELECT through it
        # so that we can verify the round trip.
        # the DDL() will trigger autocommit, which prohibits
        # some DBAPIs from returning results (pyodbc), so we
        # run in an explicit transaction.
        with testing.db.begin() as conn:
            eq_(
                conn.execute(
                    text("select 'foo%something'" + default_from)
                ).scalar(),
                "foo%something",
            )

            eq_(
                conn.execute(
                    DDL("select 'foo%%something'" + default_from)
                ).scalar(),
                "foo%something",
            )


class DDLTransactionTest(fixtures.TestBase):