Added tests
parent
ba339c587a
commit
1259b55154
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@ -59,3 +59,9 @@ Same as above, but without foreign characters:
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console.log( froth(5,10,{foreign:false}) )
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// [ 'VP"""t¬mK²', '²L6)>\r\nV', 'v,→“', '*e8', '→' ]
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```
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## Testing
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```sh
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npm test
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```
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15
index.js
15
index.js
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@ -54,22 +54,31 @@ module.exports = function(num=10, max=20, opt={
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// Ordinary letters and numbers
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if (opt.alphanumeric!==false) chars = chars.concat(
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'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'.split(''),
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'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'.split('')
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)
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// Set minimum string length
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const min = (opt.none!==false)? 0 : 1
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// Add tests until we have enough tests
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for (let n=0; n<num; n++) {
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while (tests.length<num) {
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// Pick a random number from min to max
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const len = Math.floor(Math.random() * (max - min + 1)) + min
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// Create a string of that length
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let s = ''
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for (let l=0; l<len; l++) {
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while (s.length<len) {
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s += chars[Math.floor(Math.random()*chars.length)]
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}
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// Make sure we didn't go over the max length
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// (some chars have multiple characters)
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while (s.length>len) s = s.substring(1)
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// Add that string to the tests if not already
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if (!tests.includes(s)) tests.push(s)
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}
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return tests
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@ -4,7 +4,7 @@
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"description": "Fuzzer for mocha testing",
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"main": "index.js",
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"scripts": {
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"test": "echo \"Error: no test specified\" && exit 1"
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"test": "mocha --reporter spec"
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},
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"keywords": [
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"fuzz",
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@ -18,5 +18,9 @@
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"url": "https://github.com/keith24/mocha-froth"
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},
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"author": "Keith Irwin <mocha-froth@keithirwin.us> (https://keithirwin.us)",
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"license": "GPL-3.0"
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"license": "GPL-3.0",
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"devDependencies": {
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"chai": "^4.1.2",
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"mocha": "^5.0.1"
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}
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}
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@ -0,0 +1,93 @@
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'use strict'
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const expect = require('chai').expect
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const froth = require('./index')
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describe('Default settings', () => {
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it('should return a 10-item array of strings with 20 characters or less by default', () => {
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const output = froth()
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expect(output).to.be.an('array').and.to.have.lengthOf(10)
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output.forEach( (item) => {
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expect(item).to.be.a('string').and.not.to.have.lengthOf.above(20)
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})
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})
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})
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describe('Changing number of strings and maximum length', () => {
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it('should return a different number of strings', () => {
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// Generate a random number from 1 to 50
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const test_num = Math.floor(Math.random()*51)
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const output = froth(test_num)
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expect(output).to.be.an('array').and.to.have.lengthOf(test_num)
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output.forEach( (item) => {
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expect(item).to.be.a('string').and.not.to.have.lengthOf.above(20)
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})
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})
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it('should return strings with a different maximum length', () => {
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// Generate a random number from 1 to 50
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const test_max = Math.floor(Math.random()*51)
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const output = froth(undefined, test_max)
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expect(output).to.be.an('array').and.to.have.lengthOf(10)
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output.forEach( (item) => {
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expect(item).to.be.a('string').and.not.to.have.lengthOf.above(test_max)
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})
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})
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it('should return a different number of strings with a different maximum length', () => {
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// Generate two random number from 1 to 50
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const test_num = Math.floor(Math.random()*51)
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const test_max = Math.floor(Math.random()*51)
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const output = froth(test_num, test_max)
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expect(output).to.be.an('array').and.to.have.lengthOf(test_num)
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output.forEach( (item) => {
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expect(item).to.be.a('string').and.not.to.have.lengthOf.above(test_max)
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})
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})
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})
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describe('Changing options', () => {
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it('should not return blank strings when \'none=false\' is specified', () => {
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const output = froth(100, 100, {none:false})
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expect(output).to.be.an('array').and.to.not.contain('')
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})
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it('should not return whitespaces when \'whitespace=false\' is specified', () => {
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const output = froth(100, 100, {whitespace:false})
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expect(output).to.be.an('array').and.to.not.contain(' ',' ','\n','\r\n','\r')
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})
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it('should not return quotations when \'quotes=false\' is specified', () => {
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const output = froth(100, 100, {quotes:false})
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expect(output).to.be.an('array').and.to.not.contain(
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'\'', '\'\'', '\'\'\'', '"', '""', '"""', '`', '``', '```'
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)
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})
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it('should not return symbols when \'symbols=false\' is specified', () => {
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const output = froth(100, 100, {quotes:false})
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expect(output).to.be.an('array').and.to.not.contain(
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...'°~!@#$%€^&*()-_─=+[]{}|;:,./<>?¿¹²³¼½¬€¶←↓→»«¢„“”·…–'.split('')
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)
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})
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it('should not return foreign characters when \'foreign=false\' is specified', () => {
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const output = froth(100, 100, {quotes:false})
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expect(output).to.be.an('array').and.to.not.contain(
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...'ŧłßöäüñáóíúýéâêîôûŷàèìòùảẻỉỏỷÿïøþłĸŋđðſæµёйцукенгшщзхъэждлорпавыфячсмитьбюЁЙЦУКЕНГШЩЗХЪЭЖДЛОРПАВЫФЯЧСМИТЬБЮ'.split('')
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)
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})
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it('should not return numbers or letters when \'alphanumeric=false\' is specified', () => {
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const output = froth(100, 100, {quotes:false})
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expect(output).to.be.an('array').and.to.not.contain(
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...'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'.split('')
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)
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})
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})
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