def test_nested_select(self):
nested = Select('service_set_descr', columns=['name'], cond=Eq('name', 'registration ru'))
c, p = nested.glue()
self.assertEqual(c, 'SELECT "name" FROM "service_set_descr" WHERE "name" = %s')
self.assertEqual(p, ['registration ru'])
scoped_cond = Scoped(nested)
c, p = scoped_cond.glue()
self.assertEqual(c, '(SELECT "name" FROM "service_set_descr" WHERE "name" = %s)')
self.assertEqual(p, ['registration ru'])
cond_eq = Eq('service_set_descr_id', Scoped(nested))
c, p = cond_eq.glue()
self.assertEqual(c, '"service_set_descr_id" = (SELECT "name" FROM "service_set_descr" WHERE "name" = %s)')
self.assertEqual(p, ['registration ru'])
nested = Select('service_set', columns=['service_type_id'], cond=cond_eq)
c, p = nested.glue()
self.assertEqual(c, 'SELECT "service_type_id" FROM "service_set" WHERE "service_set_descr_id" = (SELECT "name" FROM "service_set_descr" WHERE "name" = %s)')
self.assertEqual(p, ['registration ru'])
in_cond = In('id', nested)
c, p = in_cond.glue()
self.assertEqual(c, '''"id" IN (SELECT "service_type_id" FROM "service_set" WHERE "service_set_descr_id" = (SELECT "name" FROM "service_set_descr" WHERE "name" = %s))''')
self.assertEqual(p, ['registration ru'])
any_cond = Any('id', nested)
c, p = any_cond.glue()
self.assertEqual(c, '''%s = ANY (SELECT "service_type_id" FROM "service_set" WHERE "service_set_descr_id" = (SELECT "name" FROM "service_set_descr" WHERE "name" = %s))''')
self.assertEqual(p, ['id', 'registration ru'])
def test_scoped_cond(self):
cond_lh = BinaryOperator('billing.id', '=', 'a')
cond_rh = BinaryOperator('billing.cd', '!=', 'b')
cond_and = And(cond_lh, cond_rh)
cond_end = Scoped(cond_and)
cond, params = cond_end.glue()
self.assertEqual(
'("billing"."id" = %s AND "billing"."cd" != %s)',
cond
)
self.assertEqual(['a', 'b'], params)
cond, params = Scoped(NullLeaf()).glue()
self.assertEqual('', cond)
self.assertEqual([], params)