1 files changed, 47 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/Set/BigInt/key-is-not-numeric-index.js b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/Set/BigInt/key-is-not-numeric-index.js
new file mode 100644
index 0000000000..04f4deab89
--- /dev/null
+++ b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/Set/BigInt/key-is-not-numeric-index.js
@@ -0,0 +1,47 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-integer-indexed-exotic-objects-set-p-v-receiver
+description: >
+  Use OrdinarySet if key is not a CanonicalNumericIndex
+info: |
+  9.4.5.5 [[Set]] ( P, V, Receiver)
+
+  ...
+  2. If Type(P) is String, then
+    a. Let numericIndex be ! CanonicalNumericIndexString(P).
+    b. If numericIndex is not undefined, then
+  ...
+  3. Return ? OrdinarySet(O, P, V, Receiver).
+includes: [testBigIntTypedArray.js]
+features: [align-detached-buffer-semantics-with-web-reality, BigInt, Reflect, TypedArray]
+---*/
+testWithBigIntTypedArrayConstructors(function(TA) {
+  var sample = new TA([42n]);
+
+  assert.sameValue(
+    Reflect.set(sample, 'test262', 'ecma262'),
+    true,
+    'Reflect.set("new TA([42n])", "test262", "ecma262") must return true'
+  );
+
+  assert.sameValue(sample.test262, 'ecma262', 'The value of sample.test262 is "ecma262"');
+
+  assert.sameValue(
+    Reflect.set(sample, 'test262', 'es3000'),
+    true,
+    'Reflect.set("new TA([42n])", "test262", "es3000") must return true'
+  );
+
+  assert.sameValue(sample.test262, 'es3000', 'The value of sample.test262 is "es3000"');
+
+  Object.defineProperty(sample, 'foo', {
+    writable: false,
+    value: undefined
+  });
+
+  assert.sameValue(Reflect.set(sample, 'foo', 42), false, 'Reflect.set("new TA([42n])", "foo", 42) must return false');
+  assert.sameValue(sample.foo, undefined, 'The value of sample.foo is expected to equal `undefined`');
+});
+
+reportCompare(0, 0);