evenietminus/src/__tests__/app.test.ts

An abstract layer over openWeatherMap APIs

import OpenWeather from '../app'

describe(`testing initial state and state getters and setters`, () => {
  const randomDate = Date.now().toString()
  const openWeather = new OpenWeather({
    apiKey: randomDate,
  })

  it(`getSettings with no arguments should return default settings`, () => {
    expect(openWeather.getAllSettings()).toEqual({
      apiKey: randomDate,
      units: 'imperial',
      language: 'en',
    })
  })

  it(`setUnits should correctly update the settings value`, () => {
    openWeather.setUnits('metric')

    const units = openWeather.getAllSettings().units
    expect(units).toBe('metric')
  })

  it(`clearSettings should reset settings to defaults with the existing API key`, () => {
    openWeather.setApiKey('heyThere123')
    openWeather.clearSettings()

    const apiKey = openWeather.getAllSettings().apiKey
    expect(apiKey).toBe('youNeedValidApiKey')
  })

  it(`should test getAllLocations function to get location object with initial values`, () => {
    const location = openWeather.getAllLocations()
    expect(location).toStrictEqual({
      city: {},
      cityId: undefined,
      geoCoordinates: {},
      zipcode: {},
    })
  })

  it(`should use setCityName correctly`, () => {
    openWeather.setCityName({
      cityName: 'Austin',
      state: 'Tx',
    })

    const city = openWeather.getAllLocations().city
    expect(city).toStrictEqual({
      cityName: 'Austin',
      state: 'Tx',
      countryCode: undefined,
    })
  })

  it(`should use clearLocation correctly`, () => {
    openWeather.setCityName({
      cityName: 'Austin',
      state: 'Tx',
    })
    openWeather.clearLocation()

    const location = openWeather.getAllLocations()
    expect(location).toStrictEqual({
      city: {},
      cityId: undefined,
      geoCoordinates: {},
      zipcode: {},
    })
  })
})