Fixed #17413 -- Serialization of form errors along with all metadata.

1 files changed, 38 insertions, 0 deletions

diff --git a/tests/forms_tests/tests/test_forms.py b/tests/forms_tests/tests/test_forms.py
index 9fec9ddcaa..675565b026 100644
--- a/tests/forms_tests/tests/test_forms.py
+++ b/tests/forms_tests/tests/test_forms.py
@@ -3,6 +3,7 @@ from __future__ import unicode_literals
 
 import copy
 import datetime
+import json
 import warnings
 
 from django.core.files.uploadedfile import SimpleUploadedFile
@@ -2031,3 +2032,40 @@ class FormsTestCase(TestCase):
 
         form = SomeForm()
         self.assertHTMLEqual(form.as_p(), '<p id="p_some_field"></p>')
+
+    def test_error_dict(self):
+        class MyForm(Form):
+            foo = CharField()
+            bar = CharField()
+
+            def clean(self):
+                raise ValidationError('Non-field error.', code='secret', params={'a': 1, 'b': 2})
+
+        form = MyForm({})
+        self.assertEqual(form.is_valid(), False)
+
+        errors = form.errors.as_text()
+        control = [
+            '* foo\n  * This field is required.',
+            '* bar\n  * This field is required.',
+            '* __all__\n  * Non-field error.',
+        ]
+        for error in control:
+            self.assertIn(error, errors)
+
+        errors = form.errors.as_ul()
+        control = [
+            '<li>foo<ul class="errorlist"><li>This field is required.</li></ul></li>',
+            '<li>bar<ul class="errorlist"><li>This field is required.</li></ul></li>',
+            '<li>__all__<ul class="errorlist"><li>Non-field error.</li></ul></li>',
+        ]
+        for error in control:
+            self.assertInHTML(error, errors)
+
+        errors = json.loads(form.errors.as_json())
+        control = {
+            'foo': [{'code': 'required', 'message': 'This field is required.'}],
+            'bar': [{'code': 'required', 'message': 'This field is required.'}],
+            '__all__': [{'code': 'secret', 'message': 'Non-field error.'}]
+        }
+        self.assertEqual(errors, control)