Test toast messages forwarding logic

src/sidebar/services/test/frame-sync-test.js

@@ -1126,4 +1126,32 @@ describe('FrameSyncService', () => {
       assert.calledWith(guestRPC().call, 'showContentInfo', contentInfo);
     });
   });
+
+  context('when a toast message is pushed', () => {
+    it('forwards the message to the host if it is hidden and the sidebar is collapsed', () => {
+      const message = { visuallyHidden: true };
+
+      emitHostEvent('sidebarClosed');
+      fakeToastMessenger.emit('toastMessagePushed', message);
+
+      assert.calledWith(hostRPC().call, 'toastMessagePushed', message);
+    });
+
+    it('ignores the message if it is not hidden', () => {
+      const message = { visuallyHidden: false };
+
+      emitHostEvent('sidebarClosed');
+      fakeToastMessenger.emit('toastMessagePushed', message);
+
+      assert.neverCalledWith(hostRPC().call, 'toastMessagePushed', message);
+    });
+
+    it('ignores the message if the sidebar is not collapsed', () => {
+      const message = { visuallyHidden: true };
+
+      fakeToastMessenger.emit('toastMessagePushed', message);
+
+      assert.neverCalledWith(hostRPC().call, 'toastMessagePushed', message);
+    });
+  });
 });