2021-10-23 23:14:01 +05:30
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import { sumOfGeometricProgression } from '../SumOfGeometricProgression'
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describe('Sum Of Geometric Progression', () => {
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it('should return the sum of a finite GP', () => {
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expect(sumOfGeometricProgression(100, 1.5, 4)).toBe(812.5)
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})
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it('should return the sum of an infinite GP', () => {
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expect(sumOfGeometricProgression(2, 0.5, Infinity)).toBe(4)
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})
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2024-02-14 16:43:38 +01:00
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it('should throw when series diverges', () => {
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expect(() => sumOfGeometricProgression(1, 1, Infinity)).toThrowError()
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})
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2021-10-23 23:14:01 +05:30
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})
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