Fix test

src/components/views/rooms/wysiwyg_composer/Editor.tsx

@@ -26,7 +26,7 @@ export const Editor = memo(
         ) {
             return <div className="mx_WysiwygComposer_container">
                 <div className="mx_WysiwygComposer_content"
-                    ref={ref}
+                    ref={ref!}
                     contentEditable={!disabled}
                     role="textbox"
                     aria-multiline="true"

src/components/views/rooms/wysiwyg_composer/WysiwygComposer.tsx

@@ -44,10 +44,10 @@ export function WysiwygComposer(
     const { ref, isWysiwygReady, content, formattingStates, wysiwyg } = useWysiwyg();
 
     useEffect(() => {
-        if (content !== null) {
+        if (!disabled && content !== null) {
             onChange(content);
         }
-    }, [onChange, content]);
+    }, [onChange, content, disabled]);
 
     const memoizedSendMessage = useCallback(() => {
         sendMessage(content, { mxClient, roomContext, ...props });