Updated kivymd

sbapp/kivymd/tests/test_backdrop.py

@@ -0,0 +1,24 @@
+from kivymd.tests.base_test import BaseTest
+
+
+class BackdropTest(BaseTest):
+    def test_backdrop_raw_app(self):
+        from kivymd.uix.backdrop import MDBackdrop
+        from kivymd.uix.backdrop.backdrop import (
+            MDBackdropBackLayer,
+            MDBackdropFrontLayer,
+        )
+        from kivymd.uix.screen import MDScreen
+        from kivymd.uix.widget import MDWidget
+
+        self.render(
+            MDScreen(
+                MDBackdrop(
+                    MDBackdropBackLayer(MDWidget()),
+                    MDBackdropFrontLayer(MDWidget()),
+                    id="backdrop",
+                    title="Example Backdrop",
+                    header_text="Menu:",
+                )
+            )
+        )