From 262fde94de5eb6544fc0f289575583436613c045 Mon Sep 17 00:00:00 2001
From: Marc Seguí Coll <metarizard@gmail.com>
Date: Sun, 8 May 2022 00:53:13 +0200
Subject: Fixed #33622 -- Allowed customizing error messages for invalid number
 of forms.

Co-authored-by: Mariusz Felisiak <felisiak.mariusz@gmail.com>
---
 tests/forms_tests/tests/test_formsets.py | 62 ++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)

(limited to 'tests')

diff --git a/tests/forms_tests/tests/test_formsets.py b/tests/forms_tests/tests/test_formsets.py
index c713c85bfb..0868b41644 100644
--- a/tests/forms_tests/tests/test_formsets.py
+++ b/tests/forms_tests/tests/test_formsets.py
@@ -404,6 +404,37 @@ class FormsFormsetTestCase(SimpleTestCase):
             '<ul class="errorlist nonform"><li>Please submit at most 1 form.</li></ul>',
         )
 
+    def test_formset_validate_max_flag_custom_error(self):
+        data = {
+            "choices-TOTAL_FORMS": "2",
+            "choices-INITIAL_FORMS": "0",
+            "choices-MIN_NUM_FORMS": "0",
+            "choices-MAX_NUM_FORMS": "2",
+            "choices-0-choice": "Zero",
+            "choices-0-votes": "0",
+            "choices-1-choice": "One",
+            "choices-1-votes": "1",
+        }
+        ChoiceFormSet = formset_factory(Choice, extra=1, max_num=1, validate_max=True)
+        formset = ChoiceFormSet(
+            data,
+            auto_id=False,
+            prefix="choices",
+            error_messages={
+                "too_many_forms": "Number of submitted forms should be at most %(num)d."
+            },
+        )
+        self.assertFalse(formset.is_valid())
+        self.assertEqual(
+            formset.non_form_errors(),
+            ["Number of submitted forms should be at most 1."],
+        )
+        self.assertEqual(
+            str(formset.non_form_errors()),
+            '<ul class="errorlist nonform">'
+            "<li>Number of submitted forms should be at most 1.</li></ul>",
+        )
+
     def test_formset_validate_min_flag(self):
         """
         If validate_min is set and min_num is more than TOTAL_FORMS in the
@@ -431,6 +462,37 @@ class FormsFormsetTestCase(SimpleTestCase):
             "Please submit at least 3 forms.</li></ul>",
         )
 
+    def test_formset_validate_min_flag_custom_formatted_error(self):
+        data = {
+            "choices-TOTAL_FORMS": "2",
+            "choices-INITIAL_FORMS": "0",
+            "choices-MIN_NUM_FORMS": "0",
+            "choices-MAX_NUM_FORMS": "0",
+            "choices-0-choice": "Zero",
+            "choices-0-votes": "0",
+            "choices-1-choice": "One",
+            "choices-1-votes": "1",
+        }
+        ChoiceFormSet = formset_factory(Choice, extra=1, min_num=3, validate_min=True)
+        formset = ChoiceFormSet(
+            data,
+            auto_id=False,
+            prefix="choices",
+            error_messages={
+                "too_few_forms": "Number of submitted forms should be at least %(num)d."
+            },
+        )
+        self.assertFalse(formset.is_valid())
+        self.assertEqual(
+            formset.non_form_errors(),
+            ["Number of submitted forms should be at least 3."],
+        )
+        self.assertEqual(
+            str(formset.non_form_errors()),
+            '<ul class="errorlist nonform">'
+            "<li>Number of submitted forms should be at least 3.</li></ul>",
+        )
+
     def test_formset_validate_min_unchanged_forms(self):
         """
         min_num validation doesn't consider unchanged forms with initial data
-- 
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