fix tests

marmelab · May 24, 2017 · 7d33173 · 7d33173
1 parent d6d6e76
commit 7d33173
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/mui/input/FileInputPreview.js b/src/mui/input/FileInputPreview.js
@@ -21,7 +21,9 @@ export class FileInputPreview extends Component {
     componentWillUnmount() {
         const { file } = this.props;
 
-        window.URL.revokeObjectURL(file.preview);
+        if (file.preview) {
+            window.URL.revokeObjectURL(file.preview);
+        }
     }
 
     handleMouseOut = () => this.setState({ hovered: false });