diff --git a/tienda_ilusion/don_confiao/tests/Mixins.py b/tienda_ilusion/don_confiao/tests/Mixins.py
new file mode 100644
index 0000000..7957827
--- /dev/null
+++ b/tienda_ilusion/don_confiao/tests/Mixins.py
@@ -0,0 +1,10 @@
+from django.contrib.auth.models import User
+
+
+class LoginMixin:
+    def login(self):
+        username = 'nombre_usuario'
+        password = 'contraseña'
+        email = 'correo@example.com'
+        self.user = User.objects.create_user(username, email, password)
+        self.client.login(username=username, password=password)