Convert m2m_recursive tests to unittests. We have always been at war with doctests.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@14082 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Alex Gaynor 2010-10-09 16:26:48 +00:00
parent 18c3ea5546
commit 2314fadabe
2 changed files with 254 additions and 169 deletions

View File

@ -18,6 +18,7 @@ appropriate.
from django.db import models
class Person(models.Model):
name = models.CharField(max_length=20)
friends = models.ManyToManyField('self')
@ -25,172 +26,3 @@ class Person(models.Model):
def __unicode__(self):
return self.name
__test__ = {'API_TESTS':"""
>>> a = Person(name='Anne')
>>> a.save()
>>> b = Person(name='Bill')
>>> b.save()
>>> c = Person(name='Chuck')
>>> c.save()
>>> d = Person(name='David')
>>> d.save()
# Add some friends in the direction of field definition
# Anne is friends with Bill and Chuck
>>> a.friends.add(b,c)
# David is friends with Anne and Chuck - add in reverse direction
>>> d.friends.add(a,c)
# Who is friends with Anne?
>>> a.friends.all()
[<Person: Bill>, <Person: Chuck>, <Person: David>]
# Who is friends with Bill?
>>> b.friends.all()
[<Person: Anne>]
# Who is friends with Chuck?
>>> c.friends.all()
[<Person: Anne>, <Person: David>]
# Who is friends with David?
>>> d.friends.all()
[<Person: Anne>, <Person: Chuck>]
# Bill is already friends with Anne - add Anne again, but in the reverse direction
>>> b.friends.add(a)
# Who is friends with Anne?
>>> a.friends.all()
[<Person: Bill>, <Person: Chuck>, <Person: David>]
# Who is friends with Bill?
>>> b.friends.all()
[<Person: Anne>]
# Remove Anne from Bill's friends
>>> b.friends.remove(a)
# Who is friends with Anne?
>>> a.friends.all()
[<Person: Chuck>, <Person: David>]
# Who is friends with Bill?
>>> b.friends.all()
[]
# Clear Anne's group of friends
>>> a.friends.clear()
# Who is friends with Anne?
>>> a.friends.all()
[]
# Reverse relationships should also be gone
# Who is friends with Chuck?
>>> c.friends.all()
[<Person: David>]
# Who is friends with David?
>>> d.friends.all()
[<Person: Chuck>]
# Add some idols in the direction of field definition
# Anne idolizes Bill and Chuck
>>> a.idols.add(b,c)
# Bill idolizes Anne right back
>>> b.idols.add(a)
# David is idolized by Anne and Chuck - add in reverse direction
>>> d.stalkers.add(a,c)
# Who are Anne's idols?
>>> a.idols.all()
[<Person: Bill>, <Person: Chuck>, <Person: David>]
# Who is stalking Anne?
>>> a.stalkers.all()
[<Person: Bill>]
# Who are Bill's idols?
>>> b.idols.all()
[<Person: Anne>]
# Who is stalking Bill?
>>> b.stalkers.all()
[<Person: Anne>]
# Who are Chuck's idols?
>>> c.idols.all()
[<Person: David>]
# Who is stalking Chuck?
>>> c.stalkers.all()
[<Person: Anne>]
# Who are David's idols?
>>> d.idols.all()
[]
# Who is stalking David
>>> d.stalkers.all()
[<Person: Anne>, <Person: Chuck>]
# Bill is already being stalked by Anne - add Anne again, but in the reverse direction
>>> b.stalkers.add(a)
# Who are Anne's idols?
>>> a.idols.all()
[<Person: Bill>, <Person: Chuck>, <Person: David>]
# Who is stalking Anne?
[<Person: Bill>]
# Who are Bill's idols
>>> b.idols.all()
[<Person: Anne>]
# Who is stalking Bill?
>>> b.stalkers.all()
[<Person: Anne>]
# Remove Anne from Bill's list of stalkers
>>> b.stalkers.remove(a)
# Who are Anne's idols?
>>> a.idols.all()
[<Person: Chuck>, <Person: David>]
# Who is stalking Anne?
>>> a.stalkers.all()
[<Person: Bill>]
# Who are Bill's idols?
>>> b.idols.all()
[<Person: Anne>]
# Who is stalking Bill?
>>> b.stalkers.all()
[]
# Clear Anne's group of idols
>>> a.idols.clear()
# Who are Anne's idols
>>> a.idols.all()
[]
# Reverse relationships should also be gone
# Who is stalking Chuck?
>>> c.stalkers.all()
[]
# Who is friends with David?
>>> d.stalkers.all()
[<Person: Chuck>]
"""}

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@ -0,0 +1,253 @@
from operator import attrgetter
from django.test import TestCase
from models import Person
class RecursiveM2MTests(TestCase):
def test_recursive_m2m(self):
a, b, c, d = [
Person.objects.create(name=name)
for name in ["Anne", "Bill", "Chuck", "David"]
]
# Add some friends in the direction of field definition
# Anne is friends with Bill and Chuck
a.friends.add(b, c)
# David is friends with Anne and Chuck - add in reverse direction
d.friends.add(a,c)
# Who is friends with Anne?
self.assertQuerysetEqual(
a.friends.all(), [
"Bill",
"Chuck",
"David"
],
attrgetter("name")
)
# Who is friends with Bill?
self.assertQuerysetEqual(
b.friends.all(), [
"Anne",
],
attrgetter("name")
)
# Who is friends with Chuck?
self.assertQuerysetEqual(
c.friends.all(), [
"Anne",
"David"
],
attrgetter("name")
)
# Who is friends with David?
self.assertQuerysetEqual(
d.friends.all(), [
"Anne",
"Chuck",
],
attrgetter("name")
)
# Bill is already friends with Anne - add Anne again, but in the
# reverse direction
b.friends.add(a)
# Who is friends with Anne?
self.assertQuerysetEqual(
a.friends.all(), [
"Bill",
"Chuck",
"David",
],
attrgetter("name")
)
# Who is friends with Bill?
self.assertQuerysetEqual(
b.friends.all(), [
"Anne",
],
attrgetter("name")
)
# Remove Anne from Bill's friends
b.friends.remove(a)
# Who is friends with Anne?
self.assertQuerysetEqual(
a.friends.all(), [
"Chuck",
"David",
],
attrgetter("name")
)
# Who is friends with Bill?
self.assertQuerysetEqual(
b.friends.all(), []
)
# Clear Anne's group of friends
a.friends.clear()
# Who is friends with Anne?
self.assertQuerysetEqual(
a.friends.all(), []
)
# Reverse relationships should also be gone
# Who is friends with Chuck?
self.assertQuerysetEqual(
c.friends.all(), [
"David",
],
attrgetter("name")
)
# Who is friends with David?
self.assertQuerysetEqual(
d.friends.all(), [
"Chuck",
],
attrgetter("name")
)
# Add some idols in the direction of field definition
# Anne idolizes Bill and Chuck
a.idols.add(b, c)
# Bill idolizes Anne right back
b.idols.add(a)
# David is idolized by Anne and Chuck - add in reverse direction
d.stalkers.add(a, c)
# Who are Anne's idols?
self.assertQuerysetEqual(
a.idols.all(), [
"Bill",
"Chuck",
"David",
],
attrgetter("name")
)
# Who is stalking Anne?
self.assertQuerysetEqual(
a.stalkers.all(), [
"Bill",
],
attrgetter("name")
)
# Who are Bill's idols?
self.assertQuerysetEqual(
b.idols.all(), [
"Anne",
],
attrgetter("name")
)
# Who is stalking Bill?
self.assertQuerysetEqual(
b.stalkers.all(), [
"Anne",
],
attrgetter("name")
)
# Who are Chuck's idols?
self.assertQuerysetEqual(
c.idols.all(), [
"David",
],
attrgetter("name"),
)
# Who is stalking Chuck?
self.assertQuerysetEqual(
c.stalkers.all(), [
"Anne",
],
attrgetter("name")
)
# Who are David's idols?
self.assertQuerysetEqual(
d.idols.all(), []
)
# Who is stalking David
self.assertQuerysetEqual(
d.stalkers.all(), [
"Anne",
"Chuck",
],
attrgetter("name")
)
# Bill is already being stalked by Anne - add Anne again, but in the
# reverse direction
b.stalkers.add(a)
# Who are Anne's idols?
self.assertQuerysetEqual(
a.idols.all(), [
"Bill",
"Chuck",
"David",
],
attrgetter("name")
)
# Who is stalking Anne?
self.assertQuerysetEqual(
a.stalkers.all(), [
"Bill",
],
attrgetter("name")
)
# Who are Bill's idols
self.assertQuerysetEqual(
b.idols.all(), [
"Anne",
],
attrgetter("name")
)
# Who is stalking Bill?
self.assertQuerysetEqual(
b.stalkers.all(), [
"Anne",
],
attrgetter("name"),
)
# Remove Anne from Bill's list of stalkers
b.stalkers.remove(a)
# Who are Anne's idols?
self.assertQuerysetEqual(
a.idols.all(), [
"Chuck",
"David",
],
attrgetter("name")
)
# Who is stalking Anne?
self.assertQuerysetEqual(
a.stalkers.all(), [
"Bill",
],
attrgetter("name")
)
# Who are Bill's idols?
self.assertQuerysetEqual(
b.idols.all(), [
"Anne",
],
attrgetter("name")
)
# Who is stalking Bill?
self.assertQuerysetEqual(
b.stalkers.all(), []
)
# Clear Anne's group of idols
a.idols.clear()
# Who are Anne's idols
self.assertQuerysetEqual(
a.idols.all(), []
)
# Reverse relationships should also be gone
# Who is stalking Chuck?
self.assertQuerysetEqual(
c.stalkers.all(), []
)
# Who is friends with David?
self.assertQuerysetEqual(
d.stalkers.all(), [
"Chuck",
],
attrgetter("name")
)