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main.js
run
preview
console

const validTime = (str) => {
let array = str.split(":").map((item) => parseFloat(item));

return array[0] >= 0 &&
array[0] <= 24 &&
array[1] >= 0 &&
array[1] <= 60
? true
: false;

//could ommit the true and false
};



/**
* Test Suite
*/
describe('validTime()', () => {
it('returns true for valid time', () => {
// arrange
const str = '13:58';

// act
const result = validTime(str);

// log
console.log("result 1: ", result);

// assert
expect(result).toBe(true);
});

it('returns false when invalid hours', () => {
// arrange
const str = '25:51';

// act
const result = validTime(str);

// log
console.log("result 1: ", result);

// assert
expect(result).toBe(false);
});

it('returns false when invalid minutes', () => {
// arrange
const str = '02:76';

// act
const result = validTime(str);

// log
console.log("result 1: ", result);

// assert
expect(result).toBe(false);
});
});
Console
"result 1: "
,
false
,
"result 1: "
,
false
,
"result 1: "
,
true
,
/index.html
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