Add test to verify charset, collation and engines match

primed/tests/test_db_config.py

@@ -0,0 +1,40 @@
+# test_db_settings.py
+import pytest
+from django.db import connection
+from django.conf import settings
+
+@pytest.mark.django_db
+def test_character_set_and_storage_engine():
+    with connection.cursor() as cursor:
+        if settings.DATABASES['default']['ENGINE'] == 'django.db.backends.mysql':
+            # For MariaDB/MySQL
+            cursor.execute("SHOW VARIABLES LIKE 'character_set_server';")
+            charset = cursor.fetchone()
+            print(f"Character set: {charset[1]}")
+
+            cursor.execute("SHOW VARIABLES LIKE 'collation_server';")
+            collation = cursor.fetchone()
+            print(f"Collation: {collation[1]}")
+
+            cursor.execute("SHOW TABLE STATUS;")
+            tables = cursor.fetchall()
+            for table in tables:
+                print(f"Table: {table[0]}, Engine: {table[1]}")
+                assert table[1] == 'InnoDB'
+
+            assert charset[1] == 'utf8mb4'
+            assert collation[1] == 'utf8mb4_general_ci'
+
+        elif settings.DATABASES['default']['ENGINE'] == 'django.db.backends.sqlite3':
+            # For SQLite
+            cursor.execute("PRAGMA encoding;")
+            charset = cursor.fetchone()
+            print(f"Character set: {charset[0]}")
+
+            cursor.execute("SELECT name FROM sqlite_master WHERE type='table';")
+            tables = cursor.fetchall()
+            for table in tables:
+                print(f"Table: {table[0]}, Engine: SQLite")
+
+            # SQLite always uses UTF-8 encoding
+            assert charset[0].lower() == 'utf-8'