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Merge pull request #4 from yusufshakeel/dev
v0.4.0
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,41 @@ | ||
| const { CHARSET_ALPHA, CHARSET_ALPHA_LOWER, CHARSET_DIGIT, ALPHABET_UPPERCASE, ALPHABET_LOWERCASE, DIGIT} = require('./constants.js'); | ||
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| /** | ||
| * This will return the characters based on the character set name. | ||
| * @param {string} charSet This is the name of the character set. | ||
| * @returns {string} String of characters. | ||
| */ | ||
| function characters (charSet) { | ||
| switch(charSet) { | ||
| case CHARSET_ALPHA: return ALPHABET_UPPERCASE; | ||
| case CHARSET_ALPHA_LOWER: return ALPHABET_LOWERCASE; | ||
| case CHARSET_DIGIT: return DIGIT; | ||
| default: throw new Error(`Invalid builtIn characterSet specified. Allowed values ["${CHARSET_ALPHA}", "${CHARSET_ALPHA_LOWER}", "${CHARSET_DIGIT}"]`); | ||
| } | ||
| } | ||
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| /** | ||
| * This will generate a string of unique characters based on the options provided. | ||
| * @param {object} characterSetOptions The options to build the character set. | ||
| * @returns {string} The set of characters based on the options provided. | ||
| */ | ||
| function characterSetBuilder(characterSetOptions) { | ||
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| const { builtIn = [], custom = [] } = characterSetOptions; | ||
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| const builtInCharacters = builtIn.reduce((chars, charSet) => { | ||
| return `${chars}${characters(charSet)}` | ||
| }, ''); | ||
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| const customCharacters = custom.reduce((chars, charSet) => { | ||
| return `${chars}${charSet}` | ||
| }, ''); | ||
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| const uniqueCharacters = `${builtInCharacters}${customCharacters}`.split('').reduce((characters, character) => { | ||
| return characters + (characters.indexOf(character) === -1 ? character : ''); | ||
| }, ''); | ||
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| return `${uniqueCharacters}`; | ||
| } | ||
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| module.exports = characterSetBuilder; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,11 +1,16 @@ | ||
| /** | ||
| * @type {{DEFAULT_LENGTH: number, DEFAULT_PREFIX: string, DEFAULT_SUFFIX: string, ALPHABET_UPPERCASE: string}} | ||
| * @type {{MAX_LENGTH: number, MIN_LENGTH: number, DEFAULT_LENGTH: number, DEFAULT_PREFIX: string, DEFAULT_SUFFIX: string, ALPHABET_UPPERCASE: string, ALPHABET_LOWERCASE: string, DIGIT: string, CHARSET_ALPHA: string, CHARSET_ALPHA_LOWER: string, CHARSET_DIGIT: string}} | ||
| */ | ||
| module.exports = { | ||
| MAX_LENGTH: 128, | ||
| MIN_LENGTH: 1, | ||
| DEFAULT_LENGTH: 6, | ||
| DEFAULT_PREFIX: '', | ||
| DEFAULT_SUFFIX: '', | ||
| ALPHABET_UPPERCASE: 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' | ||
| ALPHABET_UPPERCASE: 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', | ||
| ALPHABET_LOWERCASE: 'abcdefghijklmnopqrstuvwxyz', | ||
| DIGIT: '0123456789', | ||
| CHARSET_ALPHA: 'CHARSET_ALPHA', | ||
| CHARSET_ALPHA_LOWER: 'CHARSET_ALPHA_LOWER', | ||
| CHARSET_DIGIT: 'CHARSET_DIGIT' | ||
| }; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,8 +1,10 @@ | ||
| const {DEFAULT_LENGTH, DEFAULT_PREFIX, DEFAULT_SUFFIX, ALPHABET_UPPERCASE} = require('./constants.js'); | ||
| const {DEFAULT_LENGTH, DEFAULT_PREFIX, DEFAULT_SUFFIX, ALPHABET_UPPERCASE, CHARSET_ALPHA} = require('./constants.js'); | ||
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| module.exports = { | ||
| length: DEFAULT_LENGTH, | ||
| prefix: DEFAULT_PREFIX, | ||
| suffix: DEFAULT_SUFFIX, | ||
| characters: ALPHABET_UPPERCASE | ||
| characterSet: { | ||
| builtIn: [CHARSET_ALPHA] | ||
| } | ||
| }; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,66 @@ | ||
| const {ALPHABET_UPPERCASE, ALPHABET_LOWERCASE, DIGIT, CHARSET_DIGIT, CHARSET_ALPHA_LOWER, CHARSET_ALPHA} = require('../../app/constants.js'); | ||
| const characterSetBuilder = require('../../app/character-set-builder.js'); | ||
| const defaultOptions = require('../../app/option.js'); | ||
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| test('Should throw error if invalid builtIn option provided', () => { | ||
| expect(() => { | ||
| const option = { | ||
| builtIn: ['UNKNOWN'] | ||
| }; | ||
| const chars = characterSetBuilder(option); | ||
| throw new Error('Should have failed.'); | ||
| }).toThrow('Invalid builtIn characterSet specified. Allowed values ["CHARSET_ALPHA", "CHARSET_ALPHA_LOWER", "CHARSET_DIGIT"]'); | ||
| }); | ||
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| test('Should return uppercase alphabet A-Z when using default options', () => { | ||
| expect(characterSetBuilder(defaultOptions.characterSet)).toBe(ALPHABET_UPPERCASE); | ||
| }); | ||
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| test('Should return uppercase alphabet A-Z when using builtIn "CHARSET_ALPHA" option', () => { | ||
| expect(characterSetBuilder({builtIn: [CHARSET_ALPHA]})).toBe(ALPHABET_UPPERCASE); | ||
| }); | ||
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| test('Should return lowercase alphabet a-z when using builtIn "CHARSET_ALPHA_LOWER" option', () => { | ||
| expect(characterSetBuilder({builtIn: [CHARSET_ALPHA_LOWER]})).toBe(ALPHABET_LOWERCASE); | ||
| }); | ||
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| test('Should return digits 0-9 when using builtIn "CHARSET_DIGIT" option', () => { | ||
| expect(characterSetBuilder({builtIn: [CHARSET_DIGIT]})).toBe(DIGIT); | ||
| }); | ||
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| test('Should return uppercase, lowercase alphabet and digits when using builtIn ["CHARSET_ALPHA", "CHARSET_ALPHA_LOWER", "CHARSET_DIGIT"] option', () => { | ||
| expect(characterSetBuilder({builtIn: [CHARSET_ALPHA, CHARSET_ALPHA_LOWER, CHARSET_DIGIT]})).toBe(`${ALPHABET_UPPERCASE}${ALPHABET_LOWERCASE}${DIGIT}`); | ||
| }); | ||
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| test('Should return alphabet ABC when using custom "ABC" option', () => { | ||
| expect(characterSetBuilder({custom: ['ABC']})).toBe('ABC'); | ||
| }); | ||
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| test('Should return alphabet abc when using custom "abc" option', () => { | ||
| expect(characterSetBuilder({custom: ['abc']})).toBe('abc'); | ||
| }); | ||
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| test('Should return digits 123 when using custom "123" option', () => { | ||
| expect(characterSetBuilder({custom: ['123']})).toBe('123'); | ||
| }); | ||
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| test('Should return alphabet uppercase, lowercase and digit "ABCabc123" when using custom ["ABC", "abc", "123"] option', () => { | ||
| expect(characterSetBuilder({custom: ['ABC', 'abc', '123']})).toBe('ABCabc123'); | ||
| }); | ||
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| test('Should return both builtIn and custom characters when using custom both options', () => { | ||
| const option = { | ||
| builtIn: [CHARSET_ALPHA, CHARSET_ALPHA_LOWER, CHARSET_DIGIT], | ||
| custom: ['@$%'] | ||
| }; | ||
| const expectedResult = `${ALPHABET_UPPERCASE}${ALPHABET_LOWERCASE}${DIGIT}@$%`; | ||
| expect(characterSetBuilder(option)).toBe(expectedResult); | ||
| }); | ||
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| test('Should return unique characters when option has duplicate characters', () => { | ||
| const option = { | ||
| builtIn: [CHARSET_ALPHA, CHARSET_ALPHA_LOWER, CHARSET_DIGIT], | ||
| custom: ['ABC', 'abc', 'BCD', 'xyz', '123'] | ||
| }; | ||
| expect(characterSetBuilder(option)).toBe(`${ALPHABET_UPPERCASE}${ALPHABET_LOWERCASE}${DIGIT}`); | ||
| }); |
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