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Mocha Unit Testing Example
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<!DOCTYPE html> | |
<html lang="en"> | |
<head> | |
<meta charset="UTF-8"> | |
<title>Mocha Example</title> | |
<link href="//cdnjs.cloudflare.com/ajax/libs/mocha/2.2.1/mocha.min.css" rel="stylesheet"> | |
</head> | |
<body> | |
<div id="mocha"></div> | |
<script src="//cdnjs.cloudflare.com/ajax/libs/mocha/2.2.1/mocha.min.js" type="text/javascript"></script> | |
<script src="//cdnjs.cloudflare.com/ajax/libs/chai/2.1.1/chai.min.js" type="text/javascript"></script> | |
<script src="./math.test.js" type="text/javascript"></script> | |
</body> | |
</html> |
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var expect = chai.expect; | |
mocha.setup('bdd'); | |
describe('Math', function(){ | |
describe('#max', function() { | |
it('should return the maximum value given n values', function(){ | |
expect(Math.max(1)).to.equal(1); | |
expect(Math.max(1, 2)).to.equal(2); | |
expect(Math.max(1, 2, 3)).to.equal(3); | |
}); | |
it('should return NaN when given a value that cannot be parsed to a number', function(){ | |
expect(isNaN(Math.max(1, {}))).to.be.true; | |
expect(isNaN(Math.max(1, undefined))).to.be.true | |
}); | |
it('should return the appropriate maximum for values that can be parsed to a number', function(){ | |
expect(Math.max(1, null)).to.equal(1); | |
expect(Math.max(2, true)).to.equal(2); | |
expect(Math.max(1, false)).to.equal(1); | |
expect(Math.max(1, '2')).to.equal(2); | |
}); | |
}); | |
describe('#min', function() { | |
it('should return the minimum value given n values', function(){ | |
expect(Math.min(1)).to.equal(1); | |
expect(Math.min(1, 2)).to.equal(1); | |
expect(Math.min(1, 2, 3)).to.equal(1); | |
}); | |
it('should return NaN when given a value that cannot be parsed to a number', function(){ | |
expect(isNaN(Math.min(1, {}))).to.be.true; | |
expect(isNaN(Math.min(1, undefined))).to.be.true | |
}); | |
it('should return the appropriate minimum for values that can be parsed to a number', function(){ | |
expect(Math.min(1, null)).to.equal(0); | |
expect(Math.min(2, true)).to.equal(1); | |
expect(Math.min(1, false)).to.equal(0); | |
expect(Math.min('1', 2)).to.equal(1); | |
}); | |
}); | |
}); | |
mocha.run(); |
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