@jeremyckahn/farmhand/src/utils/getSalePriceMultiplier.test.ts

A farming game

import { I_AM_RICH_BONUSES } from '../constants.js'

import { getSalePriceMultiplier } from './getSalePriceMultiplier.js'

describe('getSalePriceMultiplier', () => {
  test('it returns 1 when there are no completedAchievements', () => {
    expect(getSalePriceMultiplier({})).toEqual(1)
  })

  test('it returns 1 when there are no relevant completedAchievements', () => {
    const completedAchievements = {
      irrelevant: true,
      'also-irrelevant': true,
    }

    expect(getSalePriceMultiplier(completedAchievements)).toEqual(1)
  })

  const iAmRichAchievements = [
    ['i-am-rich-1', 1 + I_AM_RICH_BONUSES[0]],
    ['i-am-rich-2', 1 + I_AM_RICH_BONUSES[1]],
    ['i-am-rich-3', 1 + I_AM_RICH_BONUSES[2]],
  ]

  describe.each(iAmRichAchievements)(
    'with I am Rich achievements completed',
    (achievementId, expectedMultiplier) => {
      test(`${achievementId} returns ${expectedMultiplier}`, () => {
        const completedAchievements = {
          [achievementId]: true,
        }

        expect(getSalePriceMultiplier(completedAchievements)).toEqual(
          expectedMultiplier
        )
      })
    }
  )
})