2022-03-15 18:11:50 +06:00
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import { abs } from '../Abs'
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describe('Testing abs function', () => {
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it('Testing for invalid types', () => {
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expect(() => abs('234a')).toThrow()
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expect(() => abs({})).toThrow()
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expect(() => abs([12, -32, -60])).toThrow()
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2023-10-10 10:04:09 +03:00
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expect(() => abs([])).toThrow() // coerces to 0
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2022-03-15 18:11:50 +06:00
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})
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it('Testing for number of string type', () => {
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expect(abs('-345')).toBe(345)
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expect(abs('-345.455645')).toBe(345.455645)
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})
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it('Testing for a boolean type', () => {
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expect(abs(true)).toBe(1)
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expect(abs(false)).toBe(0)
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})
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2020-10-11 19:47:49 +00:00
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it('should return an absolute value of a negative number', () => {
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2022-03-15 18:11:50 +06:00
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const absOfNegativeNumber = abs(-34)
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2020-10-11 19:47:49 +00:00
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expect(absOfNegativeNumber).toBe(34)
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})
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it('should return an absolute value of a positive number', () => {
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2022-03-15 18:11:50 +06:00
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const absOfPositiveNumber = abs(50)
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2020-10-11 19:47:49 +00:00
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expect(absOfPositiveNumber).toBe(50)
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})
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2021-12-11 13:29:19 +05:30
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it('should return an absolute value of a zero number', () => {
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2022-03-15 18:11:50 +06:00
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const absOfPositiveNumber = abs(0)
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2021-12-11 13:29:19 +05:30
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expect(absOfPositiveNumber).toBe(0)
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})
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2022-03-15 18:11:50 +06:00
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it('should return an absolute value of any floating number', () => {
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const absOfPositiveNumber = abs(-20.2034)
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expect(absOfPositiveNumber).toBe(20.2034)
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})
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2020-10-11 19:47:49 +00:00
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})
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