mirror of https://github.com/tc39/test262.git
71 lines
1.6 KiB
JavaScript
71 lines
1.6 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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isNaN applies ToNumber to its argument, then return true if the result is
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NaN, and otherwise return false
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es5id: 15.1.2.4_A1_T1
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description: Checking all primitive
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---*/
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// CHECK#1
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if (!(isNaN(NaN) === true)) {
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$ERROR('#1: NaN === Not-a-Number. Actual: ' + (NaN));
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}
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// CHECK#2
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if (!(isNaN(Number.NaN) === true)) {
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$ERROR('#2: Number.NaN === Not-a-Number. Actual: ' + (Number.NaN));
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}
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// CHECK#3
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if (!(isNaN(Number(void 0)) === true)) {
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$ERROR('#3: Number(void 0) === Not-a-Number. Actual: ' + (Number(void 0)));
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}
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// CHECK#4
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if (!(isNaN(void 0) === true)) {
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$ERROR('#4: void 0 === Not-a-Number. Actual: ' + (void 0));
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}
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// CHECK#5
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if (!(isNaN("string") === true)) {
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$ERROR('#5: "string" === Not-a-Number. Actual: ' + ("string"));
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}
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// CHECK#6
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if (isNaN(Number.POSITIVE_INFINITY) === true) {
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$ERROR('#6: Number.POSITIVE_INFINITY !== Not-a-Number');
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}
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// CHECK#7
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if (isNaN(Number.NEGATIVE_INFINITY) === true) {
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$ERROR('#7: Number.NEGATIVE_INFINITY !== Not-a-Number');
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}
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// CHECK#8
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if (isNaN(Number.MAX_VALUE) === true) {
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$ERROR('#8: Number.MAX_VALUE !== Not-a-Number');
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}
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// CHECK#9
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if (isNaN(Number.MIN_VALUE) === true) {
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$ERROR('#9: Number.MIN_VALUE !== Not-a-Number');
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}
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// CHECK#10
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if (isNaN(-0) === true) {
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$ERROR('#10: -0 !== Not-a-Number');
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}
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// CHECK#11
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if (isNaN(true) === true) {
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$ERROR('#11: true !== Not-a-Number');
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}
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// CHECK#12
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if (isNaN("1") === true) {
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$ERROR('#12: "1" !== Not-a-Number');
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}
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