tests: improve mysql settings a bit

Author: bluetech

pytest_django_test/settings_mysql_innodb.py

@@ -2,13 +2,21 @@
 
 from .settings_base import *  # noqa: F401 F403
 
+
 DATABASES = {
     "default": {
         "ENGINE": "django.db.backends.mysql",
         "NAME": "pytest_django_should_never_get_accessed",
         "USER": environ.get("TEST_DB_USER", "root"),
         "PASSWORD": environ.get("TEST_DB_PASSWORD", ""),
         "HOST": environ.get("TEST_DB_HOST", "localhost"),
-        "OPTIONS": {"init_command": "SET default_storage_engine=InnoDB"},
-    }
+        "OPTIONS": {
+            "init_command": "SET default_storage_engine=InnoDB",
+            "charset": "utf8mb4",
+        },
+        "TEST": {
+            "CHARSET": "utf8mb4",
+            "COLLATION": "utf8mb4_unicode_ci",
+        },
+    },
 }

pytest_django_test/settings_mysql_myisam.py

@@ -2,13 +2,21 @@
 
 from .settings_base import *  # noqa: F401 F403
 
+
 DATABASES = {
     "default": {
         "ENGINE": "django.db.backends.mysql",
         "NAME": "pytest_django_should_never_get_accessed",
         "USER": environ.get("TEST_DB_USER", "root"),
         "PASSWORD": environ.get("TEST_DB_PASSWORD", ""),
         "HOST": environ.get("TEST_DB_HOST", "localhost"),
-        "OPTIONS": {"init_command": "SET default_storage_engine=MyISAM"},
-    }
+        "OPTIONS": {
+            "init_command": "SET default_storage_engine=MyISAM",
+            "charset": "utf8mb4",
+        },
+        "TEST": {
+            "CHARSET": "utf8mb4",
+            "COLLATION": "utf8mb4_unicode_ci",
+        },
+    },
 }