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Make 02 tests pass

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This commit is contained in:
marleyrae 2023-06-19 15:18:34 -07:00
parent da016588f4
commit e2e62e1bbb
2 changed files with 47 additions and 33 deletions
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12
02_repeatString/repeatString.js
View file

@ -1,5 +1,15 @@
const repeatString = function() {
const repeatString = function (string, times) {
if (times < 0) {
return 'ERROR'
}
let result = ''
for (let i = 0; i < times; i++) {
result += string
}
return result
};
// Do not edit below this line

68
02_repeatString/repeatString.spec.js
View file

@ -1,37 +1,41 @@
const repeatString = require('./repeatString')
describe('repeatString', () => {
test('repeats the string', () => {
expect(repeatString('hey', 3)).toEqual('heyheyhey');
});
test.skip('repeats the string many times', () => {
expect(repeatString('hey', 10)).toEqual('heyheyheyheyheyheyheyheyheyhey');
});
test.skip('repeats the string 1 times', () => {
expect(repeatString('hey', 1)).toEqual('hey');
});
test.skip('repeats the string 0 times', () => {
expect(repeatString('hey', 0)).toEqual('');
});
test.skip('returns ERROR with negative numbers', () => {
expect(repeatString('hey', -1)).toEqual('ERROR');
});
test.skip('repeats the string a random amount of times', function () {
/*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).*/
test('repeats the string', () => {
expect(repeatString('hey', 3)).toEqual('heyheyhey');
});
test('repeats the string many times', () => {
expect(repeatString('hey', 10)).toEqual('heyheyheyheyheyheyheyheyheyhey');
});
test('repeats the string 1 times', () => {
expect(repeatString('hey', 1)).toEqual('hey');
});
test('repeats the string 0 times', () => {
expect(repeatString('hey', 0)).toEqual('');
});
test('returns ERROR with negative numbers', () => {
expect(repeatString('hey', -1)).toEqual('ERROR');
});
// noinspection SpellCheckingInspection,GrazieInspection
test('repeats the string a random amount of times', function () {
/*The number is generated by using Math.random to get a value from
between 0 and 1, when this is multiplied by 1000 and rounded down with
Math.floor it equals a number between 0 and 999 (this number will change
everytime you run the test).*/
// DO NOT use Math.floor(Math.random() * 1000) in your code,
// this test generates a random number, then passes it into your code with a function parameter.
// If this doesn't make sense, you should go read about functions here: https://www.theodinproject.com/paths/foundations/courses/foundations/lessons/fundamentals-part-3
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 randomly generated. */
expect(repeatString('hey', number).match(/((hey))/g).length).toEqual(number);
});
test.skip('works with blank strings', () => {
expect(repeatString('', 10)).toEqual('');
});
// DO NOT use Math.floor(Math.random() * 1000) in your code,
// this test generates a random number, then passes it into your code
// with a function parameter.
// If this doesn't make sense, you should go read about functions here:
// https://www.theodinproject.com/paths/foundations/courses/foundations/lessons/fundamentals-part-3
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 randomly generated. */
expect(repeatString('hey', number).match(/(hey)/g).length)
.toEqual(number);
});
test('works with blank strings', () => {
expect(repeatString('', 10)).toEqual('');
});
});