import { mount } from '@vue/test-utils'
import { asyncExpect } from '@/tests/utils'
import Input from '..'
import Form from '../../form'
import focusTest from '../../../tests/shared/focusTest'

const { TextArea } = Input

describe('Input', () => {
  focusTest(Input)

  it('should support maxLength', async () => {
    const wrapper = mount(Input, { attrs: { maxLength: 3 }, sync: false })
    await asyncExpect(() => {
      expect(wrapper.html()).toMatchSnapshot()
    }, 0)
  })
})

focusTest(TextArea)

describe('TextArea', () => {
  it('should auto calculate height according to content length', async () => {
    const wrapper = mount(TextArea, { propsData: { value: '', readOnly: true, autosize: true }, sync: false })

    const mockFunc = jest.spyOn(wrapper.vm, 'resizeTextarea')
    await asyncExpect(() => {
      wrapper.setProps({ value: '1111\n2222\n3333' })
    })
    await asyncExpect(() => {
      expect(mockFunc).toHaveBeenCalledTimes(1)
    })
    await asyncExpect(() => {
      wrapper.setProps({ value: '1111' })
    })

    await asyncExpect(() => {
      expect(mockFunc).toHaveBeenCalledTimes(2)
    }, 0)
  })

  it('should support disabled', async () => {
    const wrapper = mount(TextArea, { propsData: { disabled: true }, sync: false })
    await asyncExpect(() => {
      expect(wrapper.html()).toMatchSnapshot()
    })
  })

  it('should support maxLength', async () => {
    const wrapper = mount(TextArea, { attrs: { maxLength: 10 }, sync: false })
    await asyncExpect(() => {
      expect(wrapper.html()).toMatchSnapshot()
    })
  })
})

describe('As Form Control', () => {
  it('should be reset when wrapped in form.getFieldDecorator without initialValue', async () => {
    const Demo = {
      methods: {
        reset () {
          this.form.resetFields()
        },
      },

      render () {
        const { getFieldDecorator } = this.form
        return (
          <Form>
            <Form.Item>
              {getFieldDecorator('input')(<Input />)}
            </Form.Item>
            <Form.Item>
              {getFieldDecorator('textarea')(<Input.TextArea />)}
            </Form.Item>
            <button onClick={this.reset}>reset</button>
          </Form>
        )
      },
    }
    const DemoForm = Form.create()(Demo)
    const wrapper = mount(DemoForm, { sync: false })
    await asyncExpect(() => {
      wrapper.find('input').element.value = '111'
      wrapper.find('input').trigger('input')
      wrapper.find('textarea').element.value = '222'
      wrapper.find('textarea').trigger('input')
    })
    await asyncExpect(() => {
      expect(wrapper.find('input').element.value).toBe('111')
      expect(wrapper.find('textarea').element.value).toBe('222')
      wrapper.find('button').trigger('click')
    })
    await asyncExpect(() => {
      expect(wrapper.find('input').element.value).toBe('')
      expect(wrapper.find('textarea').element.value).toBe('')
    })
  })
})

describe('Input.Search', () => {
  it('should support suffix', async () => {
    const wrapper = mount(Input.Search, { propsData: { suffix: 'suffix' }, sync: false })
    await asyncExpect(() => {
      expect(wrapper.html()).toMatchSnapshot()
    })
  })
})