Atomics.waitAsync: add descriptor, length, name tests

test/built-ins/Atomics/waitAsync/descriptor.js

@@ -0,0 +1,21 @@
+// 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: Atomics.waitAsync property descriptor
+info: |
+  ES Section 17
+
+  Every other data property described in clauses 18 through 26 and in Annex
+  B.2 has the attributes { [[Writable]]: true, [[Enumerable]]: false,
+  [[Configurable]]: true } unless otherwise specified.
+includes: [propertyHelper.js]
+features: [Atomics.waitAsync]
+---*/
+
+verifyProperty(Atomics, 'waitAsync', {
+  configurable: true,
+  writable: true,
+  enumerable: false,
+});

test/built-ins/Atomics/waitAsync/length.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-atomics.waitAsync
+description: >
+  Atomics.waitAsync.length is 4.
+info: |
+  Atomics.waitAsync ( ia, index, expect, timeout )
+
+  17 ECMAScript Standard Built-in Objects:
+    Every built-in Function object, including constructors, has a length
+    property whose value is an integer. Unless otherwise specified, this
+    value is equal to the largest number of named arguments shown in the
+    subclause headings for the function description, including optional
+    parameters. However, rest parameters shown using the form “...name”
+    are not included in the default argument count.
+
+    Unless otherwise specified, the length property of a built-in Function
+    object has the attributes { [[Writable]]: false, [[Enumerable]]: false,
+    [[Configurable]]: true }.
+includes: [propertyHelper.js]
+features: [Atomics]
+---*/
+
+verifyProperty(Atomics.waitAsync, 'length', {
+  value: 4,
+  enumerable: false,
+  writable: false,
+  configurable: true,
+});

test/built-ins/Atomics/waitAsync/name.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-atomics.waitasync
+description: >
+  Atomics.waitAsync.name is "waitAsync".
+includes: [propertyHelper.js]
+features: [Atomics.waitAsync]
+---*/
+
+verifyProperty(Atomics.waitAsync, 'name', {
+  value: 'waitAsync',
+  enumerable: false,
+  writable: false,
+  configurable: true,
+});