31 lines
829 B
JavaScript
31 lines
829 B
JavaScript
const fibonacci = require('./fibonacci')
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describe('fibonacci', () => {
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test('4th fibonacci number is 3', () => {
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expect(fibonacci(4)).toBe(3)
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})
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test('6th fibonacci number is 8', () => {
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expect(fibonacci(6)).toBe(8)
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})
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test('10th fibonacci number is 55', () => {
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expect(fibonacci(10)).toBe(55)
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})
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test('15th fibonacci number is 610', () => {
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expect(fibonacci(15)).toBe(610)
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})
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test('25th fibonacci number is 75025', () => {
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expect(fibonacci(25)).toBe(75025)
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})
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test('doesn\'t accept negatives', () => {
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expect(fibonacci(-25)).toBe('OOPS')
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})
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test('DOES accept strings', () => {
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expect(fibonacci('1')).toBe(1)
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})
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test('DOES accept strings', () => {
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expect(fibonacci('2')).toBe(1)
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})
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test('DOES accept strings', () => {
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expect(fibonacci('8')).toBe(21)
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})
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})
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