js/src/tests/test262/ch06/6.1.js


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// Copyright (c) 2012 Ecma International.  All rights reserved. 
// Ecma International makes this code available under the terms and conditions set
// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the 
// "Use Terms").   Any redistribution of this code must retain the above 
// copyright and this notice and otherwise comply with the Use Terms.

/**
 * @description Test for handling of supplementary characters
 */

var chars = "𐒠";  // Single Unicode character at codepoint \u{104A0}
if(chars.length !== 2) {
    $ERROR("A character outside the BMP (Unicode CodePoint > 0xFFFF) should consume two code units");
}
if(chars.charCodeAt(0) !== 0xD801) {
    $ERROR("First code unit of surrogate pair for 0x104A0 should be 0xD801");
}

if(chars.charCodeAt(1) !== 0xDCA0) {
    $ERROR("Second code unit of surrogate pair for 0x104A0 should be 0xDCA0");
}