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odin-default-js-exercises
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exercise 01 and 02 completed

This commit is contained in:
Dawid Keyser 2023-10-11 09:08:20 +13:00
parent 157972d135
commit 0e8b5f3db3
3 changed files with 37 additions and 31 deletions
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2
01_helloWorld/helloWorld.js
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@ -1,5 +1,5 @@
const helloWorld = function () {
return ''
return 'Hello, World!';
};
module.exports = helloWorld;

8
02_repeatString/repeatString.js
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@ -1,5 +1,11 @@
const repeatString = function() {
const repeatString = function (string, num) {
if (num < 0) return 'ERROR';
let phrase = '';
for (let i = 0; i < num; i++) {
phrase += string;
}
return phrase;
};
// Do not edit below this line

16
02_repeatString/repeatString.spec.js
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@ -1,22 +1,22 @@
const repeatString = require('./repeatString')
const repeatString = require('./repeatString');
describe('repeatString', () => {
test('repeats the string', () => {
expect(repeatString('hey', 3)).toEqual('heyheyhey');
});
test.skip('repeats the string many times', () => {
test('repeats the string many times', () => {
expect(repeatString('hey', 10)).toEqual('heyheyheyheyheyheyheyheyheyhey');
});
test.skip('repeats the string 1 times', () => {
test('repeats the string 1 times', () => {
expect(repeatString('hey', 1)).toEqual('hey');
});
test.skip('repeats the string 0 times', () => {
test('repeats the string 0 times', () => {
expect(repeatString('hey', 0)).toEqual('');
});
test.skip('returns ERROR with negative numbers', () => {
test('returns ERROR with negative numbers', () => {
expect(repeatString('hey', -1)).toEqual('ERROR');
});
test.skip('repeats the string a random amount of times', function () {
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 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
@ -25,13 +25,13 @@ describe('repeatString', () => {
// 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)
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', () => {
test('works with blank strings', () => {
expect(repeatString('', 10)).toEqual('');
});
});