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_eq_cond(self):
cond_end = Eq('billing.id', 0)
(cond, params) = cond_end.glue()
self.assertEqual('"billing"."id" = %s', cond)
self.assertEqual([0], params)
cond_end = Eq('order_type', None)
(cond, params) = cond_end.glue()
self.assertEqual('"order_type" IS NULL', cond)
self.assertEqual([], params)
