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39 lines
839 B
JavaScript
39 lines
839 B
JavaScript
// Copyright 2009 the Sputnik authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/**
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* The production x <<= y is the same as x = x << y
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*
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* @path ch11/11.13/11.13.2/S11.13.2_A4.6_T2.3.js
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* @description Type(x) is different from Type(y) and both types vary between Number (primitive or object) and Null
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*/
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//CHECK#1
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x = 1;
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x <<= null;
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if (x !== 1) {
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$ERROR('#1: x = 1; x <<= null; x === 1. Actual: ' + (x));
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}
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//CHECK#2
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x = null;
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x <<= 1;
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if (x !== 0) {
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$ERROR('#2: x = null; x <<= 1; x === 0. Actual: ' + (x));
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}
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//CHECK#3
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x = new Number(1);
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x <<= null;
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if (x !== 1) {
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$ERROR('#3: x = new Number(1); x <<= null; x === 1. Actual: ' + (x));
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}
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//CHECK#4
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x = null;
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x <<= new Number(1);
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if (x !== 0) {
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$ERROR('#4: x = null; x <<= new Number(1); x === 0. Actual: ' + (x));
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}
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