Began converting localflavor doctests into unittests, starting with the German ones. Also introduced a new base class to facilitate ease of testing form fields. We have always been at war with doctests. Thanks to Idan Gazit for the patch.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@14626 bcc190cf-cafb-0310-a4f2-bffc1f526a37

tests/regressiontests/forms/localflavor/utils.py

@@ -0,0 +1,38 @@
+from django.core.exceptions import ValidationError
+from django.core.validators import EMPTY_VALUES
+from django.utils.unittest import TestCase
+
+
+class LocalFlavorTestCase(TestCase):
+    def assertFieldOutput(self, fieldclass, valid, invalid):
+        """Asserts that a field behaves correctly with various inputs.
+
+        Args:
+            fieldclass: the class of the field to be tested.
+            valid: a dictionary mapping valid inputs to their expected
+                    cleaned values.
+            invalid: a dictionary mapping invalid inputs to one or more
+                    raised error messages.
+        """
+
+        required = fieldclass()
+        optional = fieldclass(required=False)
+        # test valid inputs
+        for input, output in valid.items():
+            self.assertEqual(required.clean(input), output)
+            self.assertEqual(optional.clean(input), output)
+        # test invalid inputs
+        for input, errors in invalid.items():
+            self.assertRaisesRegexp(ValidationError, unicode(errors),
+                required.clean, input
+            )
+            self.assertRaisesRegexp(ValidationError, unicode(errors),
+                optional.clean, input
+            )
+        # test required inputs
+        error_required = u'This field is required'
+        for e in EMPTY_VALUES:
+            self.assertRaisesRegexp(ValidationError, error_required,
+                required.clean, e
+            )
+            self.assertEqual(optional.clean(e), u'')