import { mount } from '@vue/test-utils'
import CreationFormular from './CreationFormular.vue'

const localVue = global.localVue

const mocks = {
  $moment: jest.fn(() => {
    return {
      format: jest.fn((m) => m),
      subtract: jest.fn(() => {
        return {
          format: jest.fn((m) => m),
        }
      }),
    }
  }),
}

const propsData = {
  type: '',
  item: {},
  creation: [],
  itemsMassCreation: {},
}

describe('CreationFormular', () => {
  let wrapper

  const Wrapper = () => {
    return mount(CreationFormular, { localVue, mocks, propsData })
  }

  describe('mount', () => {
    beforeEach(() => {
      wrapper = Wrapper()
    })

    it('has a DIV element with the class.component-creation-formular', () => {
      expect(wrapper.find('.component-creation-formular').exists()).toBeTruthy()
    })

    describe('radio buttons to selcet month', () => {
      it('has three radio buttons', () => {
        expect(wrapper.findAll('input[type="radio"]').length).toBe(3)
      })

      describe('with mass creation', () => {
        beforeEach(async () => {
          jest.clearAllMocks()
          await wrapper.setProps({ type: 'massCreation' })
        })

        describe('first radio button', () => {
          beforeEach(async () => {
            await wrapper.findAll('input[type="radio"]').at(0).setChecked()
          })

          it('emits update-radio-selected with index 0', () => {
            expect(wrapper.emitted()['update-radio-selected']).toEqual([
              [expect.arrayContaining([0])],
            ])
          })
        })

        describe('second radio button', () => {
          beforeEach(async () => {
            await wrapper.findAll('input[type="radio"]').at(1).setChecked()
          })

          it('emits update-radio-selected with index 1', () => {
            expect(wrapper.emitted()['update-radio-selected']).toEqual([
              [expect.arrayContaining([1])],
            ])
          })
        })

        describe('third radio button', () => {
          beforeEach(async () => {
            await wrapper.findAll('input[type="radio"]').at(2).setChecked()
          })

          it('emits update-radio-selected with index 2', () => {
            expect(wrapper.emitted()['update-radio-selected']).toEqual([
              [expect.arrayContaining([2])],
            ])
          })
        })
      })

      describe('with single creation', () => {
        beforeEach(async () => {
          jest.clearAllMocks()
          await wrapper.setProps({ type: 'singleCreation', creation: [200, 400, 600] })
          await wrapper.setData({ rangeMin: 180 })
        })

        describe('first radio button', () => {
          beforeEach(async () => {
            await wrapper.findAll('input[type="radio"]').at(0).setChecked()
          })

          it('sets rangeMin to 0', () => {
            expect(wrapper.vm.rangeMin).toBe(0)
          })

          it('sets rangeMax to 200', () => {
            expect(wrapper.vm.rangeMax).toBe(200)
          })
        })

        describe('second radio button', () => {
          beforeEach(async () => {
            await wrapper.findAll('input[type="radio"]').at(1).setChecked()
          })

          it('sets rangeMin to 0', () => {
            expect(wrapper.vm.rangeMin).toBe(0)
          })

          it('sets rangeMax to 400', () => {
            expect(wrapper.vm.rangeMax).toBe(400)
          })
        })

        describe('third radio button', () => {
          beforeEach(async () => {
            await wrapper.findAll('input[type="radio"]').at(2).setChecked()
          })

          it('sets rangeMin to 0', () => {
            expect(wrapper.vm.rangeMin).toBe(0)
          })

          it('sets rangeMax to 400', () => {
            expect(wrapper.vm.rangeMax).toBe(600)
          })
        })
      })
    })
  })
})