def test_table_plus_column_exceeds_length(self): """test that the truncation occurs if tablename / colname are only greater than the max when concatenated.""" compile_dialect = default.DefaultDialect(label_length=30) m = MetaData() a_table = Table( 'thirty_characters_table_xxxxxx', m, Column('id', Integer, primary_key=True) ) other_table = Table( 'other_thirty_characters_table_', m, Column('id', Integer, primary_key=True), Column('thirty_characters_table_id', Integer, ForeignKey('thirty_characters_table_xxxxxx.id'), primary_key=True ) ) anon = a_table.alias() self.assert_compile( select([other_table,anon]). select_from( other_table.outerjoin(anon) ).apply_labels(), "SELECT other_thirty_characters_table_.id AS " "other_thirty_characters__1, " "other_thirty_characters_table_.thirty_characters_table_id " "AS other_thirty_characters__2, thirty_characters_table__1.id " "AS thirty_characters_table__3 " "FROM other_thirty_characters_table_ " "LEFT OUTER JOIN thirty_characters_table_xxxxxx " "AS thirty_characters_table__1 ON " "thirty_characters_table__1.id = " "other_thirty_characters_table_.thirty_characters_table_id", dialect=compile_dialect) self.assert_compile( select([other_table, anon]). select_from( other_table.outerjoin(anon) ).apply_labels(), "SELECT other_thirty_characters_table_.id AS " "other_thirty_characters__1, " "other_thirty_characters_table_.thirty_characters_table_id " "AS other_thirty_characters__2, " "thirty_characters_table__1.id AS thirty_characters_table__3 " "FROM other_thirty_characters_table_ " "LEFT OUTER JOIN thirty_characters_table_xxxxxx " "AS thirty_characters_table__1 ON " "thirty_characters_table__1.id = " "other_thirty_characters_table_.thirty_characters_table_id", dialect=compile_dialect )
def test_table_plus_column_exceeds_length(self): """test that the truncation occurs if tablename / colname are only greater than the max when concatenated.""" compile_dialect = default.DefaultDialect(label_length=30) m = MetaData() a_table = Table('thirty_characters_table_xxxxxx', m, Column('id', Integer, primary_key=True)) other_table = Table( 'other_thirty_characters_table_', m, Column('id', Integer, primary_key=True), Column('thirty_characters_table_id', Integer, ForeignKey('thirty_characters_table_xxxxxx.id'), primary_key=True)) anon = a_table.alias() self.assert_compile( select([other_table, anon ]).select_from(other_table.outerjoin(anon)).apply_labels(), "SELECT other_thirty_characters_table_.id AS " "other_thirty_characters__1, " "other_thirty_characters_table_.thirty_characters_table_id " "AS other_thirty_characters__2, thirty_characters_table__1.id " "AS thirty_characters_table__3 " "FROM other_thirty_characters_table_ " "LEFT OUTER JOIN thirty_characters_table_xxxxxx " "AS thirty_characters_table__1 ON " "thirty_characters_table__1.id = " "other_thirty_characters_table_.thirty_characters_table_id", dialect=compile_dialect) self.assert_compile( select([other_table, anon ]).select_from(other_table.outerjoin(anon)).apply_labels(), "SELECT other_thirty_characters_table_.id AS " "other_thirty_characters__1, " "other_thirty_characters_table_.thirty_characters_table_id " "AS other_thirty_characters__2, " "thirty_characters_table__1.id AS thirty_characters_table__3 " "FROM other_thirty_characters_table_ " "LEFT OUTER JOIN thirty_characters_table_xxxxxx " "AS thirty_characters_table__1 ON " "thirty_characters_table__1.id = " "other_thirty_characters_table_.thirty_characters_table_id", dialect=compile_dialect)