Refs #33990 -- Renamed SimpleTestCase.assertFormsetError() to assertFormSetError().

Co-Authored-By: Michael Howitz <mh@gocept.com>

tests/admin_views/tests.py

@@ -8110,7 +8110,7 @@ class AdminViewOnSiteTests(TestCase):
         Issue #20522
         Verifying that if the parent form fails validation, the inlines also
         run validation even if validation is contingent on parent form data.
-        Also, assertFormError() and assertFormsetError() is usable for admin
+        Also, assertFormError() and assertFormSetError() is usable for admin
         forms and formsets.
         """
         # The form validation should fail because 'some_required_info' is
@@ -8134,7 +8134,7 @@ class AdminViewOnSiteTests(TestCase):
             ["This field is required."],
         )
         self.assertFormError(response.context["adminform"], None, [])
-        self.assertFormsetError(
+        self.assertFormSetError(
             response.context["inline_admin_formset"],
             0,
             None,
@@ -8143,7 +8143,7 @@ class AdminViewOnSiteTests(TestCase):
                 "contrived test case"
             ],
         )
-        self.assertFormsetError(
+        self.assertFormSetError(
             response.context["inline_admin_formset"], None, None, []
         )
 
@@ -8179,7 +8179,7 @@ class AdminViewOnSiteTests(TestCase):
             "some_required_info",
             ["This field is required."],
         )
-        self.assertFormsetError(
+        self.assertFormSetError(
             response.context["inline_admin_formset"],
             0,
             None,

tests/test_utils/tests.py

@@ -46,7 +46,7 @@ from django.test.utils import (
     setup_test_environment,
 )
 from django.urls import NoReverseMatch, path, reverse, reverse_lazy
-from django.utils.deprecation import RemovedInDjango50Warning
+from django.utils.deprecation import RemovedInDjango50Warning, RemovedInDjango51Warning
 from django.utils.log import DEFAULT_LOGGING
 from django.utils.version import PY311
 
@@ -1517,44 +1517,53 @@ class AssertFormErrorTests(SimpleTestCase):
             )
 
 
-class AssertFormsetErrorTests(SimpleTestCase):
+class AssertFormSetErrorTests(SimpleTestCase):
     @ignore_warnings(category=RemovedInDjango50Warning)
     def test_non_client_response(self):
         msg = (
-            "assertFormsetError() is only usable on responses fetched using "
+            "assertFormSetError() is only usable on responses fetched using "
             "the Django test Client."
         )
         response = HttpResponse()
         with self.assertRaisesMessage(ValueError, msg):
-            self.assertFormsetError(response, "formset", 0, "field", "invalid value")
+            self.assertFormSetError(response, "formset", 0, "field", "invalid value")
 
     @ignore_warnings(category=RemovedInDjango50Warning)
     def test_response_with_no_context(self):
         msg = "Response did not use any contexts to render the response"
         response = mock.Mock(context=[])
         with self.assertRaisesMessage(AssertionError, msg):
-            self.assertFormsetError(response, "formset", 0, "field", "invalid value")
+            self.assertFormSetError(response, "formset", 0, "field", "invalid value")
 
     @ignore_warnings(category=RemovedInDjango50Warning)
     def test_formset_not_in_context(self):
         msg = "The formset 'formset' was not used to render the response"
         response = mock.Mock(context=[{}])
         with self.assertRaisesMessage(AssertionError, msg):
-            self.assertFormsetError(response, "formset", 0, "field", "invalid value")
+            self.assertFormSetError(response, "formset", 0, "field", "invalid value")
         msg_prefix = "Custom prefix"
         with self.assertRaisesMessage(AssertionError, f"{msg_prefix}: {msg}"):
-            self.assertFormsetError(
+            self.assertFormSetError(
                 response, "formset", 0, "field", "invalid value", msg_prefix=msg_prefix
             )
 
-    def test_single_error(self):
+    def test_rename_assertformseterror_deprecation_warning(self):
+        msg = "assertFormsetError() is deprecated in favor of assertFormSetError()."
+        with self.assertRaisesMessage(RemovedInDjango51Warning, msg):
+            self.assertFormsetError()
+
+    @ignore_warnings(category=RemovedInDjango51Warning)
+    def test_deprecated_assertformseterror(self):
         self.assertFormsetError(TestFormset.invalid(), 0, "field", "invalid value")
 
+    def test_single_error(self):
+        self.assertFormSetError(TestFormset.invalid(), 0, "field", "invalid value")
+
     def test_error_list(self):
-        self.assertFormsetError(TestFormset.invalid(), 0, "field", ["invalid value"])
+        self.assertFormSetError(TestFormset.invalid(), 0, "field", ["invalid value"])
 
     def test_empty_errors_valid_formset(self):
-        self.assertFormsetError(TestFormset.valid(), 0, "field", [])
+        self.assertFormSetError(TestFormset.valid(), 0, "field", [])
 
     def test_multiple_forms(self):
         formset = TestFormset(
@@ -1566,8 +1575,8 @@ class AssertFormsetErrorTests(SimpleTestCase):
             }
         )
         formset.full_clean()
-        self.assertFormsetError(formset, 0, "field", [])
-        self.assertFormsetError(formset, 1, "field", ["invalid value"])
+        self.assertFormSetError(formset, 0, "field", [])
+        self.assertFormSetError(formset, 1, "field", ["invalid value"])
 
     def test_field_not_in_form(self):
         msg = (
@@ -1575,12 +1584,12 @@ class AssertFormsetErrorTests(SimpleTestCase):
             "does not contain the field 'other_field'."
         )
         with self.assertRaisesMessage(AssertionError, msg):
-            self.assertFormsetError(
+            self.assertFormSetError(
                 TestFormset.invalid(), 0, "other_field", "invalid value"
             )
         msg_prefix = "Custom prefix"
         with self.assertRaisesMessage(AssertionError, f"{msg_prefix}: {msg}"):
-            self.assertFormsetError(
+            self.assertFormSetError(
                 TestFormset.invalid(),
                 0,
                 "other_field",
@@ -1594,11 +1603,11 @@ class AssertFormsetErrorTests(SimpleTestCase):
             "valid=True total_forms=1> don't match."
         )
         with self.assertRaisesMessage(AssertionError, msg) as ctx:
-            self.assertFormsetError(TestFormset.valid(), 0, "field", "invalid value")
+            self.assertFormSetError(TestFormset.valid(), 0, "field", "invalid value")
         self.assertIn("[] != ['invalid value']", str(ctx.exception))
         msg_prefix = "Custom prefix"
         with self.assertRaisesMessage(AssertionError, f"{msg_prefix}: {msg}"):
-            self.assertFormsetError(
+            self.assertFormSetError(
                 TestFormset.valid(), 0, "field", "invalid value", msg_prefix=msg_prefix
             )
 
@@ -1608,11 +1617,11 @@ class AssertFormsetErrorTests(SimpleTestCase):
             "valid=False total_forms=1> don't match."
         )
         with self.assertRaisesMessage(AssertionError, msg) as ctx:
-            self.assertFormsetError(TestFormset.invalid(), 0, "field", "other error")
+            self.assertFormSetError(TestFormset.invalid(), 0, "field", "other error")
         self.assertIn("['invalid value'] != ['other error']", str(ctx.exception))
         msg_prefix = "Custom prefix"
         with self.assertRaisesMessage(AssertionError, f"{msg_prefix}: {msg}"):
-            self.assertFormsetError(
+            self.assertFormSetError(
                 TestFormset.invalid(), 0, "field", "other error", msg_prefix=msg_prefix
             )
 
@@ -1622,7 +1631,7 @@ class AssertFormsetErrorTests(SimpleTestCase):
             "bound, it will never have any errors."
         )
         with self.assertRaisesMessage(AssertionError, msg):
-            self.assertFormsetError(TestFormset(), 0, "field", [])
+            self.assertFormSetError(TestFormset(), 0, "field", [])
 
     def test_empty_errors_invalid_formset(self):
         msg = (
@@ -1630,11 +1639,11 @@ class AssertFormsetErrorTests(SimpleTestCase):
             "valid=False total_forms=1> don't match."
         )
         with self.assertRaisesMessage(AssertionError, msg) as ctx:
-            self.assertFormsetError(TestFormset.invalid(), 0, "field", [])
+            self.assertFormSetError(TestFormset.invalid(), 0, "field", [])
         self.assertIn("['invalid value'] != []", str(ctx.exception))
 
     def test_non_field_errors(self):
-        self.assertFormsetError(
+        self.assertFormSetError(
             TestFormset.invalid(nonfield=True), 0, None, "non-field error"
         )
 
@@ -1644,7 +1653,7 @@ class AssertFormsetErrorTests(SimpleTestCase):
             "valid=False total_forms=1> don't match."
         )
         with self.assertRaisesMessage(AssertionError, msg) as ctx:
-            self.assertFormsetError(
+            self.assertFormSetError(
                 TestFormset.invalid(nonfield=True), 0, None, "other non-field error"
             )
         self.assertIn(
@@ -1652,7 +1661,7 @@ class AssertFormsetErrorTests(SimpleTestCase):
         )
         msg_prefix = "Custom prefix"
         with self.assertRaisesMessage(AssertionError, f"{msg_prefix}: {msg}"):
-            self.assertFormsetError(
+            self.assertFormSetError(
                 TestFormset.invalid(nonfield=True),
                 0,
                 None,
@@ -1666,16 +1675,16 @@ class AssertFormsetErrorTests(SimpleTestCase):
             "valid=False total_forms=1> don't match."
         )
         with self.assertRaisesMessage(AssertionError, msg) as ctx:
-            self.assertFormsetError(TestFormset.invalid(), 0, None, "non-field error")
+            self.assertFormSetError(TestFormset.invalid(), 0, None, "non-field error")
         self.assertIn("[] != ['non-field error']", str(ctx.exception))
         msg_prefix = "Custom prefix"
         with self.assertRaisesMessage(AssertionError, f"{msg_prefix}: {msg}"):
-            self.assertFormsetError(
+            self.assertFormSetError(
                 TestFormset.invalid(), 0, None, "non-field error", msg_prefix=msg_prefix
             )
 
     def test_non_form_errors(self):
-        self.assertFormsetError(TestFormset.invalid(nonform=True), None, None, "error")
+        self.assertFormSetError(TestFormset.invalid(nonform=True), None, None, "error")
 
     def test_different_non_form_errors(self):
         msg = (
@@ -1683,13 +1692,13 @@ class AssertFormsetErrorTests(SimpleTestCase):
             "total_forms=0> don't match."
         )
         with self.assertRaisesMessage(AssertionError, msg) as ctx:
-            self.assertFormsetError(
+            self.assertFormSetError(
                 TestFormset.invalid(nonform=True), None, None, "other error"
             )
         self.assertIn("['error'] != ['other error']", str(ctx.exception))
         msg_prefix = "Custom prefix"
         with self.assertRaisesMessage(AssertionError, f"{msg_prefix}: {msg}"):
-            self.assertFormsetError(
+            self.assertFormSetError(
                 TestFormset.invalid(nonform=True),
                 None,
                 None,
@@ -1703,11 +1712,11 @@ class AssertFormsetErrorTests(SimpleTestCase):
             "total_forms=1> don't match."
         )
         with self.assertRaisesMessage(AssertionError, msg) as ctx:
-            self.assertFormsetError(TestFormset.invalid(), None, None, "error")
+            self.assertFormSetError(TestFormset.invalid(), None, None, "error")
         self.assertIn("[] != ['error']", str(ctx.exception))
         msg_prefix = "Custom prefix"
         with self.assertRaisesMessage(AssertionError, f"{msg_prefix}: {msg}"):
-            self.assertFormsetError(
+            self.assertFormSetError(
                 TestFormset.invalid(),
                 None,
                 None,
@@ -1718,7 +1727,7 @@ class AssertFormsetErrorTests(SimpleTestCase):
     def test_non_form_errors_with_field(self):
         msg = "You must use field=None with form_index=None."
         with self.assertRaisesMessage(ValueError, msg):
-            self.assertFormsetError(
+            self.assertFormSetError(
                 TestFormset.invalid(nonform=True), None, "field", "error"
             )
 
@@ -1728,7 +1737,7 @@ class AssertFormsetErrorTests(SimpleTestCase):
             "1 form."
         )
         with self.assertRaisesMessage(AssertionError, msg):
-            self.assertFormsetError(TestFormset.invalid(), 2, "field", "error")
+            self.assertFormSetError(TestFormset.invalid(), 2, "field", "error")
 
     def test_form_index_too_big_plural(self):
         formset = TestFormset(
@@ -1745,7 +1754,7 @@ class AssertFormsetErrorTests(SimpleTestCase):
             "forms."
         )
         with self.assertRaisesMessage(AssertionError, msg):
-            self.assertFormsetError(formset, 2, "field", "error")
+            self.assertFormSetError(formset, 2, "field", "error")
 
 
 # RemovedInDjango50Warning
@@ -1845,15 +1854,15 @@ class AssertFormErrorDeprecationTests(SimpleTestCase):
             "valid=False total_forms=1> don't match."
         )
         with self.assertRaisesMessage(AssertionError, msg):
-            self.assertFormsetError(TestFormset.invalid(), 0, "field", None)
+            self.assertFormSetError(TestFormset.invalid(), 0, "field", None)
 
     def test_assert_formset_error_errors_none_warning(self):
         msg = (
-            "Passing errors=None to assertFormsetError() is deprecated, use "
+            "Passing errors=None to assertFormSetError() is deprecated, use "
             "errors=[] instead."
         )
         with self.assertWarnsMessage(RemovedInDjango50Warning, msg):
-            self.assertFormsetError(TestFormset.valid(), 0, "field", None)
+            self.assertFormSetError(TestFormset.valid(), 0, "field", None)
 
     def _assert_formset_error_old_api_cases(
         self, formset, form_index, field, errors, msg_prefix
@@ -1933,8 +1942,8 @@ class AssertFormErrorDeprecationTests(SimpleTestCase):
 
     def test_assert_formset_error_old_api(self):
         deprecation_msg = (
-            "Passing response to assertFormsetError() is deprecated. Use the formset "
-            "object directly: assertFormsetError(response.context['formset'], 0, ...)"
+            "Passing response to assertFormSetError() is deprecated. Use the formset "
+            "object directly: assertFormSetError(response.context['formset'], 0, ...)"
         )
         for args, kwargs in self._assert_formset_error_old_api_cases(
             formset="formset",
@@ -1945,7 +1954,7 @@ class AssertFormErrorDeprecationTests(SimpleTestCase):
         ):
             with self.subTest(args=args, kwargs=kwargs):
                 with self.assertWarnsMessage(RemovedInDjango50Warning, deprecation_msg):
-                    self.assertFormsetError(*args, **kwargs)
+                    self.assertFormSetError(*args, **kwargs)
 
     @ignore_warnings(category=RemovedInDjango50Warning)
     def test_assert_formset_error_old_api_assertion_error(self):
@@ -1958,7 +1967,7 @@ class AssertFormErrorDeprecationTests(SimpleTestCase):
         ):
             with self.subTest(args=args, kwargs=kwargs):
                 with self.assertRaises(AssertionError):
-                    self.assertFormsetError(*args, **kwargs)
+                    self.assertFormSetError(*args, **kwargs)
 
 
 class FirstUrls: