Merged regressiontests and modeltests into the test root.

tests/validation/validators.py

@@ -0,0 +1,19 @@
+from __future__ import absolute_import, unicode_literals
+
+from . import ValidationTestCase
+from .models import ModelToValidate
+
+
+class TestModelsWithValidators(ValidationTestCase):
+    def test_custom_validator_passes_for_correct_value(self):
+        mtv = ModelToValidate(number=10, name='Some Name', f_with_custom_validator=42)
+        self.assertEqual(None, mtv.full_clean())
+
+    def test_custom_validator_raises_error_for_incorrect_value(self):
+        mtv = ModelToValidate(number=10, name='Some Name', f_with_custom_validator=12)
+        self.assertFailsValidation(mtv.full_clean, ['f_with_custom_validator'])
+        self.assertFieldFailsValidationWithMessage(
+            mtv.full_clean,
+            'f_with_custom_validator',
+            ['This is not the answer to life, universe and everything!']
+        )