mirror of https://github.com/tc39/test262.git
33 lines
1.1 KiB
JavaScript
33 lines
1.1 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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info: |
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If Type(Primitive(x)) is not String and Type(Primitive(y)) is not String,
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then operator x + y returns ToNumber(x) + ToNumber(y)
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es5id: 11.6.1_A3.1_T2.4
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description: >
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Type(Primitive(x)) is different from Type(Primitive(y)) and both
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types vary between Boolean (primitive or object) and Undefined
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---*/
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//CHECK#1
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if (isNaN(true + undefined) !== true) {
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$ERROR('#1: true + undefined === Not-a-Number. Actual: ' + (true + undefined));
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}
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//CHECK#2
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if (isNaN(undefined + true) !== true) {
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$ERROR('#2: undefined + true === Not-a-Number. Actual: ' + (undefined + true));
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}
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//CHECK#3
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if (isNaN(new Boolean(true) + undefined) !== true) {
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$ERROR('#3: new Boolean(true) + undefined === Not-a-Number. Actual: ' + (new Boolean(true) + undefined));
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}
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//CHECK#4
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if (isNaN(undefined + new Boolean(true)) !== true) {
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$ERROR('#4: undefined + new Boolean(true) === Not-a-Number. Actual: ' + (undefined + new Boolean(true)));
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}
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