sqlobject/sqlobject/tests/test_SQLMultipleJoin.py at master · elfring/sqlobject · GitHub

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import pytest

from sqlobject import ForeignKey, IntCol, MultipleJoin, SQLMultipleJoin, \

SQLObject, StringCol

from sqlobject.tests.dbtest import setupClass, supports

class Race(SQLObject):

name = StringCol()

fightersAsList = MultipleJoin('RFighter', joinColumn="rf_id")

fightersAsSResult = SQLMultipleJoin('RFighter', joinColumn="rf_id")

class RFighter(SQLObject):

name = StringCol()

race = ForeignKey('Race', dbName="rf_id")

power = IntCol()

def createAllTables():

setupClass([Race, RFighter])

def test_1():

createAllTables()

# create some races

human = Race(name='human')

saiyajin = Race(name='saiyajin')

hibrid = Race(name='hibrid (human with sayajin)')

namek = Race(name='namekuseijin')

# create some fighters

RFighter(name='Gokou (Kakaruto)', race=saiyajin, power=10)

RFighter(name='Vegeta', race=saiyajin, power=9)

RFighter(name='Krilim', race=human, power=3)

RFighter(name='Yancha', race=human, power=2)

RFighter(name='Jackie Chan', race=human, power=2)

RFighter(name='Gohan', race=hibrid, power=8)

RFighter(name='Goten', race=hibrid, power=7)

trunks = RFighter(name='Trunks', race=hibrid, power=8)

picollo = RFighter(name='Picollo', race=namek, power=6)

RFighter(name='Neil', race=namek, power=5)

# testing the SQLMultipleJoin stuff

for i, j in zip(human.fightersAsList, human.fightersAsSResult):

assert i is j # the 2 ways should give the same result

assert namek.fightersAsSResult.count() == len(namek.fightersAsList)

assert saiyajin.fightersAsSResult.max('power') == 10

assert trunks in hibrid.fightersAsSResult

assert picollo not in hibrid.fightersAsSResult

assert str(hibrid.fightersAsSResult.sum('power')) == '23'

def test_multiple_join_transaction():

if not supports('transactions'):

pytest.skip("Transactions aren't supported")

createAllTables()

trans = Race._connection.transaction()

try:

namek = Race(name='namekuseijin', connection=trans)

RFighter(name='Gokou (Kakaruto)', race=namek, power=10,

connection=trans)

assert namek.fightersAsSResult.count() == 1

assert namek.fightersAsSResult[0]._connection == trans

finally:

trans.commit(True)

Race._connection.autoCommit = True

sqlobject/sqlobject/tests/test_SQLMultipleJoin.py at master · elfring/sqlobject · GitHub

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