from sqlobject import *
from sqlobject.inheritance import *
from sqlobject.tests.dbtest import *
########################################
## Inheritance Tree
########################################
class Tree1(InheritableSQLObject):
aprop = StringCol(length=10)
class Tree2(Tree1):
bprop = StringCol(length=10)
class Tree3(Tree1):
cprop = StringCol(length=10)
class Tree4(Tree2):
dprop = StringCol(length=10)
class Tree5(Tree2):
eprop = StringCol(length=10)
def test_tree():
setupClass([Tree1, Tree2, Tree3, Tree4, Tree5])
t1 = Tree1(aprop='t1')
t2 = Tree2(aprop='t2', bprop='t2')
t3 = Tree3(aprop='t3', cprop='t3')
t4 = Tree4(aprop='t4', bprop='t4', dprop='t4')
t5 = Tree5(aprop='t5', bprop='t5', eprop='t5')
# find just the t5 out of childs from Tree2
assert t5 == Tree1.select(Tree2.q.childName == 'Tree5')[0]
# t2,t4,t5 are all subclasses of Tree1 with t1 childName of 'Tree2'
assert list(Tree1.select(Tree1.q.childName == 'Tree2', orderBy="aprop")) == [t2, t4, t5]
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