2021-05-05 14:23:50 +09:00
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import { isDivisible } from '../IsDivisible'
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describe('isDivisible', () => {
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const testCases = [
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[0, 1, true],
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[0, 2, true],
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[1, 1, true],
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[1, 2, false],
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[2, 1, true],
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[4, 4, true],
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[16, 4, true],
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[36978235, 5, true],
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[36978235, 4, false],
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[4.5, 1.5, true],
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[4.5, 1.2, false],
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[5, 0, false],
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[5, -0, false]
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]
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2023-10-03 23:08:19 +02:00
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test.each(testCases)(
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'if parameters are (%i, %i) it returns %p',
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(dividend, divisor, expected) => {
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expect(isDivisible(dividend, divisor)).toBe(expected)
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}
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)
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2021-05-05 14:23:50 +09:00
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const errorCases = [
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[NaN, NaN],
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[NaN, 1],
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[1, NaN],
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2021-05-23 18:09:39 +09:00
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['1', 1],
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[1, '1'],
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2021-05-05 14:23:50 +09:00
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[1, true],
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[false, 2]
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]
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2023-10-03 23:08:19 +02:00
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test.each(errorCases)(
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'throws an error if parameters are (%p, %p)',
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(dividend, divisor) => {
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expect(() => {
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isDivisible(dividend, divisor)
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}).toThrow()
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}
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)
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2021-05-05 14:23:50 +09:00
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})
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