How to use isNaN method in chai

Best JavaScript code snippet using chai

15.1.2.6.js

Source:15.1.2.6.js

...3 * License, v. 2.0. If a copy of the MPL was not distributed with this4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */5/**6   File Name:          15.1.2.6.js7   ECMA Section:       15.1.2.6 isNaN( x )8   Description:        Applies ToNumber to its argument, then returns true if9   the result isNaN and otherwise returns false.10   Author:             christine@netscape.com11   Date:               28 october 199712*/13var SECTION = "15.1.2.6";14var TITLE   = "isNaN( x )";15writeHeaderToLog( SECTION + " "+ TITLE);16new TestCase( "isNaN.length",      1,                  isNaN.length );17new TestCase( "var MYPROPS=''; for ( var p in isNaN ) { MYPROPS+= p }; MYPROPS", "", eval("var MYPROPS=''; for ( var p in isNaN ) { MYPROPS+= p }; MYPROPS") );18new TestCase( "isNaN.length = null; isNaN.length", 1,      eval("isNaN.length=null; isNaN.length") );19//     new TestCase( "isNaN.__proto__",   Function.prototype, isNaN.__proto__ );20new TestCase( "isNaN()",           true,               isNaN() );21new TestCase( "isNaN( null )",     false,              isNaN(null) );22new TestCase( "isNaN( void 0 )",   true,               isNaN(void 0) );23new TestCase( "isNaN( true )",     false,              isNaN(true) );24new TestCase( "isNaN( false)",     false,              isNaN(false) );25new TestCase( "isNaN( ' ' )",      false,              isNaN( " " ) );26new TestCase( "isNaN( 0 )",        false,              isNaN(0) );27new TestCase( "isNaN( 1 )",        false,              isNaN(1) );28new TestCase( "isNaN( 2 )",        false,              isNaN(2) );29new TestCase( "isNaN( 3 )",        false,              isNaN(3) );30new TestCase( "isNaN( 4 )",        false,              isNaN(4) );31new TestCase( "isNaN( 5 )",        false,              isNaN(5) );32new TestCase( "isNaN( 6 )",        false,              isNaN(6) );33new TestCase( "isNaN( 7 )",        false,              isNaN(7) );34new TestCase( "isNaN( 8 )",        false,              isNaN(8) );35new TestCase( "isNaN( 9 )",        false,              isNaN(9) );36new TestCase( "isNaN( '0' )",        false,              isNaN('0') );37new TestCase( "isNaN( '1' )",        false,              isNaN('1') );38new TestCase( "isNaN( '2' )",        false,              isNaN('2') );39new TestCase( "isNaN( '3' )",        false,              isNaN('3') );40new TestCase( "isNaN( '4' )",        false,              isNaN('4') );41new TestCase( "isNaN( '5' )",        false,              isNaN('5') );42new TestCase( "isNaN( '6' )",        false,              isNaN('6') );43new TestCase( "isNaN( '7' )",        false,              isNaN('7') );44new TestCase( "isNaN( '8' )",        false,              isNaN('8') );45new TestCase( "isNaN( '9' )",        false,              isNaN('9') );46new TestCase( "isNaN( 0x0a )",    false,              isNaN( 0x0a ) );47new TestCase( "isNaN( 0xaa )",    false,              isNaN( 0xaa ) );48new TestCase( "isNaN( 0x0A )",    false,              isNaN( 0x0A ) );49new TestCase( "isNaN( 0xAA )",    false,              isNaN( 0xAA ) );50new TestCase( "isNaN( '0x0a' )",    false,              isNaN( "0x0a" ) );51new TestCase( "isNaN( '0xaa' )",    false,              isNaN( "0xaa" ) );52new TestCase( "isNaN( '0x0A' )",    false,              isNaN( "0x0A" ) );53new TestCase( "isNaN( '0xAA' )",    false,              isNaN( "0xAA" ) );54new TestCase( "isNaN( 077 )",      false,              isNaN( 077 ) );55new TestCase( "isNaN( '077' )",    false,              isNaN( "077" ) );56new TestCase( "isNaN( Number.NaN )",   true,              isNaN(Number.NaN) );57new TestCase( "isNaN( Number.POSITIVE_INFINITY )", false,  isNaN(Number.POSITIVE_INFINITY) );58new TestCase( "isNaN( Number.NEGATIVE_INFINITY )", false,  isNaN(Number.NEGATIVE_INFINITY) );59new TestCase( "isNaN( Number.MAX_VALUE )",         false,  isNaN(Number.MAX_VALUE) );60new TestCase( "isNaN( Number.MIN_VALUE )",         false,  isNaN(Number.MIN_VALUE) );61new TestCase( "isNaN( NaN )",               true,      isNaN(NaN) );62new TestCase( "isNaN( Infinity )",          false,     isNaN(Infinity) );63new TestCase( "isNaN( 'Infinity' )",               false,  isNaN("Infinity") );64new TestCase( "isNaN( '-Infinity' )",              false,  isNaN("-Infinity") );...

Using AI Code Generation

1const assert = require('chai').assert;2const app = require('../app');3sayHelloResult = app.sayHello();4addNumbersResult = app.addNumbers(5,5);5describe('App', function(){6    describe('sayHello()', function(){7        it('app should return hello', function(){8            assert.equal(sayHelloResult,'hello');9        });10        it('sayHello should return type string', function(){11            assert.typeOf(sayHelloResult, 'string');12        });13    });14    describe('addNumbers()', function(){15        it('addNumbers should be above 5', function(){16            assert.isAbove(addNumbersResult, 5);17        });18        it('addNumbers should return type number', function(){19            assert.typeOf(addNumbersResult, 'number');20        });21    });22});23const assert = require('chai').assert;24const chai = require('chai');25const chaiHttp = require('chai-http');26const app = require('../app');27chai.use(chaiHttp);28chai.should();29describe('Books', function(){30    describe('GET /', function(){31        it('should get all the books', function(done){32            chai.request(app)33                .get('/books')34                .end((err, res) => {35                    res.should.have.status(200);

Using AI Code Generation

1var chai = require('chai');2var expect = chai.expect;3describe('isNaN', function() {4  it('should return true when the value is NaN', function() {5    expect(isNaN(NaN)).to.be.true;6  });7  it('should return false when the value is a number', function() {8    expect(isNaN(0)).to.be.false;9  });10});11var chai = require('chai');12var expect = chai.expect;13describe('isNaN', function() {14  it('should return true when the value is NaN', function() {15    expect(isNaN(NaN)).to.be.true;16  });17  it('should return false when the value is a number', function() {18    expect(isNaN(0)).to.be.false;19  });20});21var chai = require('chai');22var expect = chai.expect;23describe('isNaN', function() {24  it('should return true when the value is NaN', function() {25    expect(isNaN(NaN)).to.be.true;26  });27  it('should return false when the value is a number', function() {28    expect(isNaN(0)).to.be.false;29  });30});31var chai = require('chai');32var expect = chai.expect;33describe('isNaN', function() {34  it('should return true when the value is NaN', function() {35    expect(isNaN(NaN)).to.be.true;36  });37  it('should return false when the value is a number', function() {38    expect(isNaN(0)).to.be.false;39  });40});41var chai = require('chai');42var expect = chai.expect;43describe('isNaN', function() {44  it('should return true when the value is NaN', function() {45    expect(isNaN(NaN)).to.be.true;46  });47  it('should return false when the value is a number', function() {48    expect(isNaN(0)).to.be.false;49  });50});51var chai = require('chai');52var expect = chai.expect;53describe('isNaN', function() {54  it('should return true when the value is NaN', function

Using AI Code Generation

1var assert = require('chai').assert;2var expect = require('chai').expect;3var should = require('chai').should();4describe('isNaN', function() {5    it('should return true if the value is NaN', function() {6        assert.isNaN(NaN);7    });8    it('should return true if the value is NaN', function() {9        expect(NaN).to.be.NaN;10    });11    it('should return true if the value is NaN', function() {12        NaN.should.be.NaN;13    });14});15var assert = require('chai').assert;16var expect = require('chai').expect;17var should = require('chai').should();18describe('isNotNaN', function() {19    it('should return true if the value is not NaN', function() {20        assert.isNotNaN(1);21    });22    it('should return true if the value is not NaN', function() {23        expect(1).to.not.be.NaN;24    });25    it('should return true if the value is not NaN', function() {26        1.should.not.be.NaN;27    });28});29var assert = require('chai').assert;30var expect = require('chai').expect;31var should = require('chai').should();32describe('isNull', function() {33    it('should return true if the value is null', function() {34        assert.isNull(null);35    });36    it('should return true if the value is null', function() {37        expect(null).to.be.null;38    });39    it('should return true if the value is null', function() {40        null.should.be.null;41    });42});43var assert = require('chai').assert;44var expect = require('chai').expect;45var should = require('chai').should();46describe('isNotNull', function() {47    it('should return true if the value is not null', function() {48        assert.isNotNull(1);49    });50    it('should return true if the value is not null', function() {51        expect(1).to.not.be.null;52    });53    it('should return true if the value is not null', function() {54        1.should.not.be.null;55    });56});57var assert = require('chai').assert;

Using AI Code Generation

1const assert = require('chai').assert;2const isOddOrEven = require('./evenOrOdd');3describe('isOddOrEven', () => {4    it('should return undefined if the parameter is not a string', () => {5        assert.isUndefined(isOddOrEven(13));6    });7    it('should return undefined if the parameter is not a string', () => {8        assert.isUndefined(isOddOrEven({ name: 'Pesho' }));9    });10    it('should return even if the length of the string is even', () => {11        assert.equal(isOddOrEven('roar'), 'even');12    });13    it('should return odd if the length of the string is odd', () => {14        assert.equal(isOddOrEven('pesho'), 'odd');15    });16});

Using AI Code Generation

1var expect = require('chai').expect;2var assert = require('chai').assert;3var should = require('chai').should();4describe('isNaN', function() {5  it('should return true when the value is not a number', function() {6    expect(isNaN('')).to.be.true;7    expect(isNaN('a')).to.be.true;8    expect(isNaN('1')).to.be.true;9    expect(isNaN(' ')).to.be.true;10    expect(isNaN('a1')).to.be.true;11    expect(isNaN('1a')).to.be.true;12    expect(isNaN('1 1')).to.be.true;13    expect(isNaN('1.1')).to.be.true;14    expect(isNaN('1,1')).to.be.true;15    expect(isNaN('1;1')).to.be.true;16    expect(isNaN('1-1')).to.be.true;17    expect(isNaN('1+1')).to.be.true;18    expect(isNaN('1*1')).to.be.true;19    expect(isNaN('1/1')).to.be.true;20    expect(isNaN('1%1')).to.be.true;21    expect(isNaN('1&1')).to.be.true;22    expect(isNaN('1|1')).to.be.true;23    expect(isNaN('1^1')).to.be.true;24    expect(isNaN('1~1')).to.be.true;25    expect(isNaN('1`1')).to.be.true;26    expect(isNaN('1!1')).to.be.true;27    expect(isNaN('1@1')).to.be.true;28    expect(isNaN('1#1')).to.be.true;29    expect(isNaN('1$1')).to.be.true;30    expect(isNaN('1%1')).to.be.true;31    expect(isNaN('1^1')).to.be.true;32    expect(isNaN('1&1')).to.be.true;33    expect(isNaN('1*1')).to.be.true;34    expect(isNaN('1(1')).to.be.true;35    expect(isNaN('1)1')).to.be.true;36    expect(isNaN('1_1')).to.be.true;37    expect(isNaN('1=1')).to.be.true;38    expect(isNaN('1{1')).to.be.true;39    expect(isNaN('1}1')).to.be.true;40    expect(isNaN('1[1')).to.be.true;41    expect(is

Using AI Code Generation

1var expect = require('chai').expect;2describe('isNaN method', function() {3    it('should return true', function() {4        expect(isNaN('abc')).to.be.true;5    });6});7var expect = require('chai').expect;8describe('isFinite method', function() {9    it('should return false', function() {10        expect(isFinite(Infinity)).to.be.false;11    });12});13var expect = require('chai').expect;14describe('isTrue method', function() {15    it('should return true', function() {16        expect(true).to.be.true;17    });18});19var expect = require('chai').expect;20describe('isFalse method', function() {21    it('should return false', function() {22        expect(false).to.be.false;23    });24});25var expect = require('chai').expect;26describe('isNull method', function() {27    it('should return true', function() {28        expect(null).to.be.null;29    });30});31var expect = require('chai').expect;32describe('isUndefined method', function() {33    it('should return true', function() {34        expect(undefined).to.be.undefined;35    });36});37var expect = require('chai').expect;38describe('isNotTrue method', function() {39    it('should return false', function() {40        expect(false).to.not.be.true;41    });42});43var expect = require('chai').expect;44describe('isNotFalse method', function() {45    it('should return true', function() {46        expect(true).to.not.be.false;47    });48});49var expect = require('chai').expect;50describe('isNotNull method', function() {51    it('should return false', function() {52        expect(null).to.not.be.null;53    });54});55var expect = require('chai').expect;56describe('isNotUndefined method', function() {57    it('should return false', function() {58        expect(undefined).to.not.be.undefined;59    });60});

Using AI Code Generation

1var assert = require('chai').assert;2var isNotNumber = isNaN('hello');3assert.isNotNumber(isNotNumber, 'is not a number');4var assert = require('chai').assert;5var isNotNumber = isNaN('hello');6assert.isNotNumber(isNotNumber, 'is not a number');7var assert = require('chai').assert;8var isNumber = isNaN('hello');9assert.isNotNumber(isNumber, 'is not a number');10var assert = require('chai').assert;11var isNumber = isNaN('hello');12assert.isNotNumber(isNumber, 'is not a number');13var assert = require('chai').assert;14var isNumber = isNaN(10);15assert.isNotNumber(isNumber, 'is not a number');16var assert = require('chai').assert;17var isNumber = isNaN(10);18assert.isNotNumber(isNumber, 'is not a number');19var assert = require('chai').assert;20var isNumber = isNaN(10);21assert.isNumber(isNumber, 'is not a number');22var assert = require('chai').assert;23var isNumber = isNaN(10);24assert.isNumber(isNumber, 'is not a number');25var assert = require('chai').assert;26var isNumber = isNaN('hello');27assert.isNumber(isNumber, 'is not a number');28var assert = require('chai').assert;29var isNumber = isNaN('hello');30assert.isNumber(isNumber, '

Using AI Code Generation

1if (isNaN("abc")) {2    console.log("Not a Number");3} else {4    console.log("Number");5}6JavaScript isNaN() Method7isNaN(value)8if (isNaN("abc")) {9    console.log("Not a Number");10} else {11    console.log("Number");12}13JavaScript isFinite() Method14isFinite(value)15if (isFinite("abc")) {16    console.log("Finite Number");17} else {18    console.log("Not a Finite Number");19}20JavaScript parseFloat() Method21parseFloat(value)22console.log(parseFloat("10"));23console.log(parseFloat("10.00"));24console.log(parseFloat("10.33"));25console.log(parseFloat("34 45 66"));26console.log(parseFloat(" 60 "));27console.log(parseFloat("40 years"));28console.log(parseFloat("He was 40"));

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