nodejs
diff --git a/Collapse file
‎lib/internal/event_target.js‎
Copy file name to clipboardExpand all lines: lib/internal/event_target.js
+3-1Lines changed: 3 additions & 1 deletion b/Collapse file
‎lib/internal/event_target.js‎
Copy file name to clipboardExpand all lines: lib/internal/event_target.js
+3-1Lines changed: 3 additions & 1 deletion
diff --git a/Collapse file
‎test/parallel/test-eventtarget.js‎
Copy file name to clipboardExpand all lines: test/parallel/test-eventtarget.js
+7Lines changed: 7 additions & 0 deletions b/Collapse file
‎test/parallel/test-eventtarget.js‎
Copy file name to clipboardExpand all lines: test/parallel/test-eventtarget.js
+7Lines changed: 7 additions & 0 deletions
@@ -592,7 +592,9 @@ function defineEventHandler(emitter, name) {
         emitter.addEventListener(name, value);
       }
       eventHandlerValue = value;
-    }
+    },
+    configurable: true,
+    enumerable: true
   });
 }
 module.exports = {
 
@@ -517,3 +517,10 @@ let asyncTest = Promise.resolve();
   }));
   target.dispatchEvent(new Event('foo'));
 }
+{
+  const target = new EventTarget();
+  defineEventHandler(target, 'foo');
+  const descriptor = Object.getOwnPropertyDescriptor(target, 'onfoo');
+  strictEqual(descriptor.configurable, true);
+  strictEqual(descriptor.enumerable, true);
+}
Original file line number	Diff line number	Diff line change
`@@ -592,7 +592,9 @@ function defineEventHandler(emitter, name) {`
`592`	`592`	`emitter.addEventListener(name, value);`
`593`	`593`	`}`
`594`	`594`	`eventHandlerValue = value;`
`595`		`- }`
	`595`	`+ },`
	`596`	`+ configurable: true,`
	`597`	`+ enumerable: true`
`596`	`598`	`});`
`597`	`599`	`}`
`598`	`600`	`module.exports = {`