Refs #27236 -- Removed usage of Meta.index_together from indexes/introspection test models.

tests/indexes/models.py

@@ -38,9 +38,7 @@ class Article(models.Model):
     )
 
     class Meta:
-        index_together = [
+        indexes = [models.Index(fields=["headline", "pub_date"])]
-            ["headline", "pub_date"],
-        ]
 
 
 class IndexedArticle(models.Model):

tests/indexes/tests.py

@@ -68,17 +68,13 @@ class SchemaIndexesTests(TestCase):
             )
         self.assertEqual(index_name, expected[connection.vendor])
 
-    def test_index_together(self):
+    def test_quoted_index_name(self):
         editor = connection.schema_editor()
         index_sql = [str(statement) for statement in editor._model_indexes_sql(Article)]
         self.assertEqual(len(index_sql), 1)
-        # Ensure the index name is properly quoted
+        # Ensure the index name is properly quoted.
         self.assertIn(
-            connection.ops.quote_name(
+            connection.ops.quote_name(Article._meta.indexes[0].name),
-                editor._create_index_name(
-                    Article._meta.db_table, ["headline", "pub_date"], suffix="_idx"
-                )
-            ),
             index_sql[0],
         )
 

tests/introspection/models.py

@@ -41,9 +41,9 @@ class Article(models.Model):
 
     class Meta:
         ordering = ("headline",)
-        index_together = [
+        indexes = [
-            ["headline", "pub_date"],
+            models.Index(fields=["headline", "pub_date"]),
-            ["headline", "response_to", "pub_date", "reporter"],
+            models.Index(fields=["headline", "response_to", "pub_date", "reporter"]),
         ]