DominicTobias-b1

interface ActionShape {
  type: string
  payload: unknown
}

interface DevTools {
  connect: () => void
  send: (action: string, payload: unknown) => void
}

DominicTobias-b1

import { round, floor, ceil, roundToTick, floorToTick, ceilToTick } from './math'

describe('math', () => {
  it('round works up to 8 decimals and 999 million', () => {
    expect(round(123.123456789, 0)).toEqual(123)
    expect(round(123.123456789, 1)).toEqual(123.1)
    expect(round(123.123456789, 2)).toEqual(123.12)
    expect(round(123.123456789, 3)).toEqual(123.123)
    expect(round(123.123456789, 4)).toEqual(123.1235)
    expect(round(123.123456789, 5)).toEqual(123.12346)