src/third_party/mozjs-45/js/src/tests/test262/ch11/11.10/11.10.3/S11.10.3_A3_T1.4.js

// Copyright 2009 the Sputnik authors.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/**
 * Operator x | y returns ToNumber(x) | ToNumber(y)
 *
 * @path ch11/11.10/11.10.3/S11.10.3_A3_T1.4.js
 * @description Type(x) and Type(y) vary between Null and Undefined
 */

//CHECK#1
if ((null | undefined) !== 0) {
  $ERROR('#1: (null | undefined) === 0. Actual: ' + ((null | undefined)));
}

//CHECK#2
if ((undefined | null) !== 0) {
  $ERROR('#2: (undefined | null) === 0. Actual: ' + ((undefined | null)));
}

//CHECK#3
if ((undefined | undefined) !== 0) {
  $ERROR('#3: (undefined | undefined) === 0. Actual: ' + ((undefined | undefined)));
}

//CHECK#4
if ((null | null) !== 0) {
  $ERROR('#4: (null | null) === 0. Actual: ' + ((null | null)));
}