1 files changed, 6 insertions, 26 deletions
diff --git a/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-619.js b/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-619.js
index 746209ea13..2bc25fcfe4 100644
--- a/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-619.js
+++ b/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-619.js
@@ -6,33 +6,13 @@ es5id: 15.2.3.6-4-619
 description: >
     ES5 Attributes - all attributes in Array.prototype.reduce are
     correct
+includes: [propertyHelper.js]
 ---*/
 
-var desc = Object.getOwnPropertyDescriptor(Array.prototype, "reduce");
-
-var propertyAreCorrect = (desc.writable === true && desc.enumerable === false && desc.configurable === true);
-
-var temp = Array.prototype.reduce;
-
-Array.prototype.reduce = "2010";
-
-var isWritable = (Array.prototype.reduce === "2010");
-
-var isEnumerable = false;
-
-for (var prop in Array.prototype) {
-  if (prop === "reduce") {
-    isEnumerable = true;
-  }
-}
-
-delete Array.prototype.reduce;
-
-var isConfigurable = !Array.prototype.hasOwnProperty("reduce");
-
-assert(propertyAreCorrect, 'propertyAreCorrect !== true');
-assert(isWritable, 'isWritable !== true');
-assert.sameValue(isEnumerable, false, 'isEnumerable');
-assert(isConfigurable, 'isConfigurable !== true');
+verifyProperty(Array.prototype, "reduce", {
+  writable: true,
+  enumerable: false,
+  configurable: true,
+});
 
 reportCompare(0, 0);