JavaScript/Maths/test/CountNumbersDivisible.test.js at master · TheAlgorithms/JavaScript · GitHub

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import { countNumbersDivisible } from '../CountNumbersDivisible'

describe('Count the numbers divisible', () => {

test.each([

[1, 20, 6, 3],

[6, 15, 3, 4],

[25, 100, 30, 3],

[25, 70, 10, 5],

[1, 23, 30, 0]

])(

'Total number(s) divisible between %i to %i by %i is/are %i',

(n1, n2, m, expected) => {

expect(countNumbersDivisible(n1, n2, m)).toBe(expected)

}

)

test.each([

['test', 23, 10, 'Invalid input, please pass only numbers'],

[

44,

30,

10,

'Invalid number range, please provide numbers such that num1 < num2'

]

])(

'Should throw an error for input %i, %i, %i, %i',

(n1, n2, m, expected) => {

expect(() => countNumbersDivisible(n1, n2, m)).toThrowError(expected)

}

)

})

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