Changed let to const and added some comments.

I changed the let to a const and added some explanation to how the test is conducted in comments included in the test.
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Christopher Martinez 2020-05-02 09:04:40 -05:00 committed by GitHub
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@ -17,7 +17,14 @@ describe('repeatString', function() {
expect(repeatString('hey', -1)).toEqual('ERROR'); expect(repeatString('hey', -1)).toEqual('ERROR');
}); });
xit('repeats the string a random amount of times', function () { xit('repeats the string a random amount of times', function () {
let number = Math.floor(Math.random() * 1000) /*The number is generated by using Math.random to get a value from between
0 to 1, when this is multiplied by 1000 and rounded down with Math.floor it
equals a number between 0 to 999 (this number will change everytime you run
the test).*/
const number = Math.floor(Math.random() * 1000)
/*The .match(/((hey))/g).length is a regex that will count the number of heys
in the result, which if your function works correctly will equal the number that
was randomaly generated. */
expect(repeatString('hey', number).match(/((hey))/g).length).toEqual(number); expect(repeatString('hey', number).match(/((hey))/g).length).toEqual(number);
}); });
}); });