jesse-indicators/src/SMA/SMA.test.ts

A Technical indicator library for TypeScript.

import SMA from '.'
import _ from 'lodash'

it('Should return current SMA of values[]', () => {
    let prices1: number[] = [22.27, 22.19, 22.08, 22.17, 22.18, 22.13, 22.23, 22.43, 22.24, 22.29]
    expect(_.round(SMA(prices1, 10), 2)).toBe(22.22)

    let prices2: number[] = [22.19, 22.08, 22.17, 22.18, 22.13, 22.23, 22.43, 22.24, 22.29, 22.15]
    expect(_.round(SMA(prices2, 10), 2)).toBe(22.21)

    let prices3: number[] = [91.99, 102.65, 110.77, 109.23, 117.11129288, 119.65, 113.64, 118.52].reverse()
    expect(_.round(SMA(prices3, 8), 1)).toBe(110.4)
})