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Add FibonacciNumber.js test case and update the decription of function. #840

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Merged
raklaptudirm merged 1 commit into from
Nov 20, 2021
Merged

Add FibonacciNumber.js test case and update the decription of function. #840

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9 changes: 7 additions & 2 deletions Dynamic-Programming/FibonacciNumber.js
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Original file line number Diff line number Diff line change
@@ -1,5 +1,10 @@
// https://en.wikipedia.org/wiki/Fibonacci_number

/**
* @function Fibonacci
* @description Fibonacci is the sum of previous two fibonacci numbers.
* @param {Integer} N - The input integer
* @return {Integer} fibonacci of N.
* @see [Fibonacci_Numbers](https://en.wikipedia.org/wiki/Fibonacci_number)
*/
const fibonacci = (N) => {
// creating array to store values
const memo = new Array(N + 1)
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19 changes: 19 additions & 0 deletions Dynamic-Programming/tests/FibonacciNumber.test.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,19 @@
import { fibonacci } from '../FibonacciNumber'

describe('FibonacciNumber', () => {
it('fibonacci of 0', () => {
expect(fibonacci(0)).toBe(0)
})

it('fibonacci of 1', () => {
expect(fibonacci(1)).toBe(1)
})

it('fibonacci of 10', () => {
expect(fibonacci(10)).toBe(55)
})

it('fibonacci of 25', () => {
expect(fibonacci(25)).toBe(75025)
})
})