mirror of https://github.com/tc39/test262.git
72 lines
1.7 KiB
JavaScript
72 lines
1.7 KiB
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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* Step 4: If this number value is NaN, return the string "NaN"
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*
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* @path ch15/15.7/15.7.4/15.7.4.5/S15.7.4.5_A1.3_T02.js
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* @description direct usage of NaN
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*/
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//CHECK#1
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if(Number.NaN.toFixed() !== "NaN"){
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$ERROR('#1: Number.NaN.prototype.toFixed() === "NaN"');
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}
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//CHECK#2
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if(Number.NaN.toFixed(0) !== "NaN"){
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$ERROR('#2: Number.NaN.prototype.toFixed(0) === "NaN"');
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}
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//CHECK#3
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if(Number.NaN.toFixed(1) !== "NaN"){
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$ERROR('#3: Number.NaN.prototype.toFixed(1) === "NaN"');
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}
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//CHECK#4
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if(Number.NaN.toFixed(1.1) !== "NaN"){
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$ERROR('#4: Number.NaN.toFixed(1.1) === "NaN"');
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}
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//CHECK#5
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if(Number.NaN.toFixed(0.9) !== "NaN"){
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$ERROR('#5: Number.NaN.toFixed(0.9) === "NaN"');
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}
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//CHECK#6
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if(Number.NaN.toFixed("1") !== "NaN"){
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$ERROR('#6: Number.NaN.toFixed("1") === "NaN"');
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}
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//CHECK#7
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if(Number.NaN.toFixed("1.1") !== "NaN"){
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$ERROR('#7: Number.NaN.toFixed("1.1") === "NaN"');
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}
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//CHECK#8
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if(Number.NaN.toFixed("0.9") !== "NaN"){
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$ERROR('#8: Number.NaN.toFixed("0.9") === "NaN"');
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}
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//CHECK#9
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if(Number.NaN.toFixed(Number.NaN) !== "NaN"){
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$ERROR('#9: Number.NaN.toFixed(Number.NaN) === "NaN"');
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}
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//CHECK#10
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if(Number.NaN.toFixed("some string") !== "NaN"){
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$ERROR('#9: Number.NaN.toFixed("some string") === "NaN"');
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}
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//CHECK#10
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try{
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s = Number.NaN.toFixed(Number.POSITIVE_INFINITY);
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$ERROR('#10: Number.NaN.toFixed(Number.POSITIVE_INFINITY) should throw RangeError, not return NaN');
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}
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catch(e){
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if(!(e instanceof RangeError)){
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$ERROR('#10: Number.NaN.toFixed(Number.POSITIVE_INFINITY) should throw RangeError, not '+e);
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}
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}
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