From 4a293eff6fb10a04de7c65ed705ca3c6a362a587 Mon Sep 17 00:00:00 2001
From: farhan <farhanalirazaazeemi@gmail.com>
Date: Fri, 21 Mar 2025 20:06:12 +0500
Subject: Fixed #28050 -- Added template name to TemplateSyntaxError.

---
 tests/template_tests/syntax_tests/test_basic.py | 29 ++++++++++++++++++++++++-
 1 file changed, 28 insertions(+), 1 deletion(-)

(limited to 'tests/template_tests/syntax_tests/test_basic.py')

diff --git a/tests/template_tests/syntax_tests/test_basic.py b/tests/template_tests/syntax_tests/test_basic.py
index 50e7a4c7b1..04cf5f4401 100644
--- a/tests/template_tests/syntax_tests/test_basic.py
+++ b/tests/template_tests/syntax_tests/test_basic.py
@@ -1,7 +1,8 @@
-from django.template.base import TemplateSyntaxError
+from django.template.base import Origin, Template, TemplateSyntaxError
 from django.template.context import Context
 from django.template.loader_tags import BlockContext, BlockNode
 from django.test import SimpleTestCase
+from django.views.debug import ExceptionReporter
 
 from ..utils import SilentAttrClass, SilentGetItemClass, SomeClass, setup
 
@@ -402,3 +403,29 @@ class BlockContextTests(SimpleTestCase):
             "<BlockContext: blocks=defaultdict(<class 'list'>, "
             "{'content': [<Block Node: content. Contents: []>]})>",
         )
+
+
+class TemplateNameInExceptionTests(SimpleTestCase):
+    template_error_msg = (
+        "Invalid block tag on line 1: 'endfor'. Did you forget to register or "
+        "load this tag?"
+    )
+
+    def test_template_name_in_error_message(self):
+        msg = f"Template: test.html, {self.template_error_msg}"
+        with self.assertRaisesMessage(TemplateSyntaxError, msg):
+            Template("{% endfor %}", origin=Origin("test.html"))
+
+    def test_template_name_not_in_debug_view(self):
+        try:
+            Template("{% endfor %}", origin=Origin("test.html"))
+        except TemplateSyntaxError as e:
+            reporter = ExceptionReporter(None, e.__class__, e, None)
+            traceback_data = reporter.get_traceback_data()
+            self.assertEqual(traceback_data["exception_value"], self.template_error_msg)
+
+    def test_unknown_source_template(self):
+        try:
+            Template("{% endfor %}")
+        except TemplateSyntaxError as e:
+            self.assertEqual(str(e), self.template_error_msg)
-- 
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