const {

repeatStringNumTimesWithFor,

repeatStringNumTimesWithWhile,

repeatStringNumTimesWithDoWhile,

} = require('../homework/step2-3');

describe('step2-3 with for-loop', () => {

test('num = 3', () => {

const result = repeatStringNumTimesWithFor('abc', 3);

expect(result).toBe('abcabcabc');

});

test('num = 1', () => {

const result = repeatStringNumTimesWithFor('abc', 1);

expect(result).toBe('abc');

});

test('num = -2', () => {

const result = repeatStringNumTimesWithFor('abc', -2);

expect(result).toBe('');

});

test('num = 0', () => {

const result = repeatStringNumTimesWithFor('abc', 0);

expect(result).toBe('');

});

});

describe('step2-3 with while-loop', () => {

test('num = 3', () => {

const result = repeatStringNumTimesWithWhile('abc', 3);

expect(result).toBe('abcabcabc');

});

test('num = 1', () => {

const result = repeatStringNumTimesWithWhile('abc', 1);

expect(result).toBe('abc');

});

test('num = 0', () => {

const result = repeatStringNumTimesWithWhile('abc', 0);

expect(result).toBe('');

});

test('num = -2', () => {

const result = repeatStringNumTimesWithWhile('abc', -2);

expect(result).toBe('');

});

});

describe('step2-3 with do-while-loop', () => {

test('num = 3', () => {

const result = repeatStringNumTimesWithDoWhile('abc', 3);

expect(result).toBe('abcabcabc');

});

test('num = 1', () => {

const result = repeatStringNumTimesWithDoWhile('abc', 1);

expect(result).toBe('abc');

});

test('num = 0', () => {

const result = repeatStringNumTimesWithDoWhile('abc', 0);

expect(result).toBe('');

});

test('num = -2', () => {

const result = repeatStringNumTimesWithDoWhile('abc', -2);

expect(result).toBe('');

});

});