@jeremyckahn/farmhand/src/game-logic/reducers/incrementPlotContentAge.test.ts

A farming game

import { testCrop } from '../../test-utils/index.js'
import { FERTILIZER_BONUS } from '../../constants.js'
import { fertilizerType } from '../../enums.js'

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

vitest.mock('../../data/maps.js')
vitest.mock('../../data/items.js')

describe('incrementPlotContentAge', () => {
  describe('plot contains a crop', () => {
    describe('crop is not watered', () => {
      test('updates daysOld', () => {
        const result = incrementPlotContentAge(
          testCrop({ itemId: 'sample-crop-1' })
        )

        expect(result).not.toBeNull()
        expect(result?.daysOld).toBe(1)
        expect(result?.daysWatered).toBe(0)
      })
    })

    describe('crop is watered', () => {
      test('updates daysOld and daysWatered', () => {
        const result = incrementPlotContentAge(
          testCrop({ itemId: 'sample-crop-1', wasWateredToday: true })
        )

        expect(result).not.toBeNull()
        expect(result?.daysOld).toBe(1)
        expect(result?.daysWatered).toBe(1)
      })
    })

    describe('crop is fertilized', () => {
      test('updates daysOld with bonus', () => {
        const result = incrementPlotContentAge(
          testCrop({
            itemId: 'sample-crop-1',
            fertilizerType: fertilizerType.STANDARD,
            wasWateredToday: true,
          })
        )

        expect(result).not.toBeNull()
        expect(result?.daysWatered).toBe(1 + FERTILIZER_BONUS)
      })
    })
  })

  describe('plot contains a non-crop item', () => {
    test('plot content is not changed', () => {
      const plotContent = testCrop({ itemId: 'scarecrow' })

      expect(incrementPlotContentAge(plotContent)).toBe(plotContent)
    })
  })
})