1 files changed, 43 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Atomics/waitAsync/not-a-typedarray-throws.js b/js/src/tests/test262/built-ins/Atomics/waitAsync/not-a-typedarray-throws.js
new file mode 100644
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+++ b/js/src/tests/test262/built-ins/Atomics/waitAsync/not-a-typedarray-throws.js
@@ -0,0 +1,43 @@
+// |reftest| skip -- Atomics.waitAsync is not supported
+// Copyright (C) 2020 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-atomics.waitasync
+description: >
+  Throws a TypeError if the typedArray arg is not a TypedArray object
+info: |
+  Atomics.waitAsync( typedArray, index, value, timeout )
+
+  1. Return DoWait(async, typedArray, index, value, timeout).
+
+  DoWait ( mode, typedArray, index, value, timeout )
+
+  1. Let buffer be ? ValidateSharedIntegerTypedArray(typedArray, true).
+
+  ValidateSharedIntegerTypedArray ( typedArray [ , waitable ] )
+
+  2. Perform ? RequireInternalSlot(typedArray, [[TypedArrayName]]).
+
+  RequireInternalSlot ( O, internalSlot )
+
+  1. If Type(O) is not Object, throw a TypeError exception.
+  2. If O does not have an internalSlot internal slot, throw a TypeError exception.
+
+features: [Atomics.waitAsync, arrow-function, Atomics]
+---*/
+assert.sameValue(typeof Atomics.waitAsync, 'function', 'The value of `typeof Atomics.waitAsync` is "function"');
+const poisoned = {
+  valueOf() {
+    throw new Test262Error('should not evaluate this code');
+  }
+};
+
+assert.throws(TypeError, () => {
+  Atomics.waitAsync({}, 0, 0, 0);
+}, '`Atomics.waitAsync({}, 0, 0, 0)` throws a TypeError exception');
+
+assert.throws(TypeError, () => {
+  Atomics.waitAsync({}, poisoned, poisoned, poisoned);
+}, '`Atomics.waitAsync({}, poisoned, poisoned, poisoned)` throws a TypeError exception');
+
+reportCompare(0, 0);