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diff --git a/js/src/tests/test262/built-ins/Promise/race/reject-from-same-thenable.js b/js/src/tests/test262/built-ins/Promise/race/reject-from-same-thenable.js
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+// Copyright (C) 2020 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-performpromiserace
+description: >
+  Promise.race does not prevent resolve from being called multiple times.
+info: |
+  PerformPromiseRace
+
+  Repeat,
+    Let next be IteratorStep(iteratorRecord).
+    If next is an abrupt completion, set iteratorRecord.[[Done]] to true.
+    ReturnIfAbrupt(next).
+    If next is false, then
+      Set iteratorRecord.[[Done]] to true.
+      Return resultCapability.[[Promise]].
+    Let nextValue be IteratorValue(next).
+    If nextValue is an abrupt completion, set iteratorRecord.[[Done]] to true.
+    ReturnIfAbrupt(nextValue).
+    Let nextPromise be ? Call(promiseResolve, constructor, « nextValue »).
+    Perform ? Invoke(nextPromise, "then", « resultCapability.[[Resolve]], resultCapability.[[Reject]] »).
+
+includes: [promiseHelper.js]
+---*/
+
+let callCount = 0;
+let sequence = [];
+
+function Constructor(executor) {
+  function reject(value) {
+    callCount += 1;
+    sequence.push(value);
+  }
+  executor(() => {
+    throw new Test262Error();
+  }, reject);
+}
+Constructor.resolve = function(v) {
+  return v;
+};
+
+let pReject;
+
+let a = {
+  then(_, rejecter) {
+    pReject = rejecter;
+  }
+};
+
+assert.sameValue(callCount, 0, 'callCount before call to race()');
+
+Promise.race.call(Constructor, [a]);
+
+assert.sameValue(callCount, 0, 'callCount after call to race()');
+
+pReject(1);
+pReject(2);
+pReject(3);
+
+assert.sameValue(callCount, 3, 'callCount after resolving a');
+assert.sameValue(sequence.length, 3);
+checkSequence(sequence);
+
+reportCompare(0, 0);