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Fixed randomHexColorCode() sometimes giving a string shorter than 7 characters. (Fixes #580)

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This commit is contained in:
Oscar Shrimpton
2018-01-29 19:36:46 +00:00
parent 9128b613e1
commit b716781f8d
2 changed files with 3 additions and 3 deletions
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4
snippets/randomHexColorCode.md
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@ -6,8 +6,8 @@ Use `Math.random` to generate a random 24-bit(6x4bits) hexadecimal number. Use b
```js ```js
const randomHexColorCode = () => { const randomHexColorCode = () => {
let n = ((Math.random() * 0xfffff) | 0).toString(16); let n = (((Math.random() * 0xfffff) | 0) << 6).toString(16);
return '#' + (n.length !== 6 ? ((Math.random() * 0xf) | 0).toString(16) + n : n); return '#' + n.slice(0, 6);
}; };
``` ```

2
test/randomHexColorCode/randomHexColorCode.test.js
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@ -6,7 +6,7 @@ test('Testing randomHexColorCode', (t) => {
//Please go to https://github.com/substack/tape //Please go to https://github.com/substack/tape
t.true(typeof randomHexColorCode === 'function', 'randomHexColorCode is a Function'); t.true(typeof randomHexColorCode === 'function', 'randomHexColorCode is a Function');
//t.deepEqual(randomHexColorCode(args..), 'Expected'); //t.deepEqual(randomHexColorCode(args..), 'Expected');
//t.equal(randomHexColorCode(args..), 'Expected'); t.equal(randomHexColorCode().length, 7);
//t.false(randomHexColorCode(args..), 'Expected'); //t.false(randomHexColorCode(args..), 'Expected');
//t.throws(randomHexColorCode(args..), 'Expected'); //t.throws(randomHexColorCode(args..), 'Expected');
t.end(); t.end();