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| author | Nishanth Amuluru | 2011-01-11 22:41:51 +0530 |
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| committer | Nishanth Amuluru | 2011-01-11 22:41:51 +0530 |
| commit | b03203c8cb991c16ac8a3d74c8c4078182d0bb48 (patch) | |
| tree | 7cf13b2deacbfaaec99edb431b83ddd5ea734a52 /parts/django/tests/regressiontests/null_queries/tests.py | |
| parent | 0c50203cd9eb94b819883c3110922e873f003138 (diff) | |
| download | pytask-b03203c8cb991c16ac8a3d74c8c4078182d0bb48.tar.gz pytask-b03203c8cb991c16ac8a3d74c8c4078182d0bb48.tar.bz2 pytask-b03203c8cb991c16ac8a3d74c8c4078182d0bb48.zip | |
removed all the buildout files
Diffstat (limited to 'parts/django/tests/regressiontests/null_queries/tests.py')
| -rw-r--r-- | parts/django/tests/regressiontests/null_queries/tests.py | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/parts/django/tests/regressiontests/null_queries/tests.py b/parts/django/tests/regressiontests/null_queries/tests.py deleted file mode 100644 index 72dcd51..0000000 --- a/parts/django/tests/regressiontests/null_queries/tests.py +++ /dev/null @@ -1,69 +0,0 @@ -from django.test import TestCase -from django.core.exceptions import FieldError - -from regressiontests.null_queries.models import * - - -class NullQueriesTests(TestCase): - - def test_none_as_null(self): - """ - Regression test for the use of None as a query value. - - None is interpreted as an SQL NULL, but only in __exact queries. - Set up some initial polls and choices - """ - p1 = Poll(question='Why?') - p1.save() - c1 = Choice(poll=p1, choice='Because.') - c1.save() - c2 = Choice(poll=p1, choice='Why Not?') - c2.save() - - # Exact query with value None returns nothing ("is NULL" in sql, - # but every 'id' field has a value). - self.assertQuerysetEqual(Choice.objects.filter(choice__exact=None), []) - - # Excluding the previous result returns everything. - self.assertQuerysetEqual( - Choice.objects.exclude(choice=None).order_by('id'), - [ - '<Choice: Choice: Because. in poll Q: Why? >', - '<Choice: Choice: Why Not? in poll Q: Why? >' - ] - ) - - # Valid query, but fails because foo isn't a keyword - self.assertRaises(FieldError, Choice.objects.filter, foo__exact=None) - - # Can't use None on anything other than __exact - self.assertRaises(ValueError, Choice.objects.filter, id__gt=None) - - # Can't use None on anything other than __exact - self.assertRaises(ValueError, Choice.objects.filter, foo__gt=None) - - # Related managers use __exact=None implicitly if the object hasn't been saved. - p2 = Poll(question="How?") - self.assertEquals(repr(p2.choice_set.all()), '[]') - - def test_reverse_relations(self): - """ - Querying across reverse relations and then another relation should - insert outer joins correctly so as not to exclude results. - """ - obj = OuterA.objects.create() - self.assertQuerysetEqual( - OuterA.objects.filter(inner__second=None), - ['<OuterA: OuterA object>'] - ) - self.assertQuerysetEqual( - OuterA.objects.filter(inner__second__data=None), - ['<OuterA: OuterA object>'] - ) - - inner_obj = Inner.objects.create(first=obj) - self.assertQuerysetEqual( - Inner.objects.filter(first__inner__second=None), - ['<Inner: Inner object>'] - ) - |