Fix regression on sandbox.stub(obj,protoMethod)

closes sinonjs#1512
franck-romano · Oct 1, 2019 · 64e563e · 64e563e
1 parent 414002d
commit 64e563e
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/lib/sinon/collection.js b/lib/sinon/collection.js
@@ -86,7 +86,8 @@ var collection = {
     },
 
     stub: function stub(object, property) {
-        if (object && typeof property !== "undefined" && !Object.prototype.hasOwnProperty.call(object, property)) {
+        if (object && typeof property !== "undefined"
+            && !(property in object)) {
             throw new TypeError("Cannot stub non-existent own property " + valueToString(property));
         }