reverted to rname

This commit is contained in:
mdipierro
2013-10-20 16:48:22 -05:00
parent 4870b197de
commit 25148d06fe
3 changed files with 219 additions and 33 deletions
+152
View File
@@ -836,6 +836,158 @@ class TestValidateAndInsert(unittest.TestCase):
db.val_and_insert.drop()
class TestZRName(unittest.TestCase):
"""
tests for highly experimental rname attribute
"""
def testSelect(self):
db = DAL(DEFAULT_URI, check_reserved=['all'])
rname = db._adapter.QUOTE_TEMPLATE % 'a very complicated tablename'
db.define_table(
'easy_name',
Field('a_field'),
rname=rname
)
rtn = db.easy_name.insert(a_field='a')
self.assertEqual(rtn.id, 1)
rtn = db(db.easy_name.a_field == 'a').select()
self.assertEqual(len(rtn), 1)
self.assertEqual(rtn[0].id, 1)
self.assertEqual(rtn[0].a_field, 'a')
db.easy_name.insert(a_field='b')
rtn = db(db.easy_name.id > 0).delete()
self.assertEqual(rtn, 2)
rtn = db(db.easy_name.id > 0).count()
self.assertEqual(rtn, 0)
db.easy_name.insert(a_field='a')
db.easy_name.insert(a_field='b')
rtn = db(db.easy_name.id > 0).count()
self.assertEqual(rtn, 2)
rtn = db(db.easy_name.a_field == 'a').update(a_field='c')
rtn = db(db.easy_name.a_field == 'c').count()
self.assertEqual(rtn, 1)
rtn = db(db.easy_name.a_field != 'c').count()
self.assertEqual(rtn, 1)
avg = db.easy_name.id.avg()
rtn = db(db.easy_name.id > 0).select(avg)
self.assertEqual(rtn[0][avg], 3)
rname = db._adapter.QUOTE_TEMPLATE % 'this is the person table'
db.define_table(
'person',
Field('name', default="Michael"),
Field('uuid'),
rname=rname
)
rname = db._adapter.QUOTE_TEMPLATE % 'this is the pet table'
db.define_table(
'pet',
Field('friend','reference person'),
Field('name'),
rname=rname
)
michael = db.person.insert() #default insert
john = db.person.insert(name='John')
luke = db.person.insert(name='Luke')
#michael owns Phippo
phippo = db.pet.insert(friend=michael, name="Phippo")
#john owns Dunstin and Gertie
dunstin = db.pet.insert(friend=john, name="Dunstin")
gertie = db.pet.insert(friend=john, name="Gertie")
rtn = db(db.person.id == db.pet.friend).select(orderby=db.person.id|db.pet.id)
self.assertEqual(len(rtn), 3)
self.assertEqual(rtn[0].person.id, michael)
self.assertEqual(rtn[0].person.name, 'Michael')
self.assertEqual(rtn[0].pet.id, phippo)
self.assertEqual(rtn[0].pet.name, 'Phippo')
self.assertEqual(rtn[1].person.id, john)
self.assertEqual(rtn[1].person.name, 'John')
self.assertEqual(rtn[1].pet.name, 'Dunstin')
self.assertEqual(rtn[2].pet.name, 'Gertie')
#fetch owners, eventually with pet
#main point is retrieving Luke with no pets
rtn = db(db.person.id > 0).select(
orderby=db.person.id|db.pet.id,
left=db.pet.on(db.person.id == db.pet.friend)
)
self.assertEqual(rtn[0].person.id, michael)
self.assertEqual(rtn[0].person.name, 'Michael')
self.assertEqual(rtn[0].pet.id, phippo)
self.assertEqual(rtn[0].pet.name, 'Phippo')
self.assertEqual(rtn[3].person.name, 'Luke')
self.assertEqual(rtn[3].person.id, luke)
self.assertEqual(rtn[3].pet.name, None)
#lets test a subquery
subq = db(db.pet.name == "Gertie")._select(db.pet.friend)
rtn = db(db.person.id.belongs(subq)).select()
self.assertEqual(rtn[0].id, 2)
self.assertEqual(rtn[0]('person.name'), 'John')
#as dict
rtn = db(db.person.id > 0).select().as_dict()
self.assertEqual(rtn[1]['name'], 'Michael')
#as list
rtn = db(db.person.id > 0).select().as_list()
self.assertEqual(rtn[0]['name'], 'Michael')
#isempty
rtn = db(db.person.id > 0).isempty()
self.assertEqual(rtn, False)
#join argument
rtn = db(db.person).select(orderby=db.person.id|db.pet.id,
join=db.pet.on(db.person.id==db.pet.friend))
self.assertEqual(len(rtn), 3)
self.assertEqual(rtn[0].person.id, michael)
self.assertEqual(rtn[0].person.name, 'Michael')
self.assertEqual(rtn[0].pet.id, phippo)
self.assertEqual(rtn[0].pet.name, 'Phippo')
self.assertEqual(rtn[1].person.id, john)
self.assertEqual(rtn[1].person.name, 'John')
self.assertEqual(rtn[1].pet.name, 'Dunstin')
self.assertEqual(rtn[2].pet.name, 'Gertie')
#aliases
rname = db._adapter.QUOTE_TEMPLATE % 'the cubs'
db.define_table('pet_farm',
Field('name'),
Field('father','reference pet_farm'),
Field('mother','reference pet_farm'),
rname=rname
)
minali = db.pet_farm.insert(name='Minali')
osbert = db.pet_farm.insert(name='Osbert')
#they had a cub
selina = db.pet_farm.insert(name='Selina', father=osbert, mother=minali)
father = db.pet_farm.with_alias('father')
mother = db.pet_farm.with_alias('mother')
#fetch pets with relatives
rtn = db().select(
db.pet_farm.name, father.name, mother.name,
left=[
father.on(father.id == db.pet_farm.father),
mother.on(mother.id == db.pet_farm.mother)
],
orderby=db.pet_farm.id
)
self.assertEqual(len(rtn), 3)
self.assertEqual(rtn[0].pet_farm.name, 'Minali')
self.assertEqual(rtn[0].father.name, None)
self.assertEqual(rtn[0].mother.name, None)
self.assertEqual(rtn[1].pet_farm.name, 'Osbert')
self.assertEqual(rtn[2].pet_farm.name, 'Selina')
self.assertEqual(rtn[2].father.name, 'Osbert')
self.assertEqual(rtn[2].mother.name, 'Minali')
#clean up
db.pet_farm.drop()
db.pet.drop()
db.person.drop()
db.easy_name.drop()
if __name__ == '__main__':
unittest.main()