Add tests for ConfirmationDialog

Signed-off-by: alperozturk <alper_ozturk@proton.me>

app/src/androidTest/java/com/owncloud/android/ui/dialog/DialogFragmentIT.java

@@ -134,6 +134,27 @@ public class DialogFragmentIT extends AbstractIT {
         showDialog(dialog);
     }
 
+    @Test
+    @ScreenshotTest
+    public void testConfirmationDialogWithOneAction() {
+        ConfirmationDialogFragment dialog = ConfirmationDialogFragment.newInstance(R.string.upload_list_empty_text_auto_upload, new String[]{}, R.string.filedetails_sync_file, R.string.common_ok, -1, -1);
+        showDialog(dialog);
+    }
+
+    @Test
+    @ScreenshotTest
+    public void testConfirmationDialogWithTwoAction() {
+        ConfirmationDialogFragment dialog = ConfirmationDialogFragment.newInstance(R.string.upload_list_empty_text_auto_upload, new String[]{}, R.string.filedetails_sync_file, R.string.common_ok, R.string.common_cancel, -1);
+        showDialog(dialog);
+    }
+
+    @Test
+    @ScreenshotTest
+    public void testConfirmationDialogWithThreeAction() {
+        ConfirmationDialogFragment dialog = ConfirmationDialogFragment.newInstance(R.string.upload_list_empty_text_auto_upload, new String[]{}, R.string.filedetails_sync_file, R.string.common_ok, R.string.common_cancel, R.string.common_confirm);
+        showDialog(dialog);
+    }
+
     @Test
     @ScreenshotTest
     public void testRemoveFileDialog() {