import filterOptions from './filter-options'
import type { Option, OptionGroups } from '../../types'

describe('filterOptions', () => {
  const simpleOptions: Option[] = [
    { text: 'Row 1', value: '1' },
    { text: 'Row 2', value: '2' },
  ]

  const groupedOptions: OptionGroups = {
    'Group 1': [
      { text: 'Row 1', value: 'row-1' },
      { text: 'Row 2', value: 'row-2' },
    ],
    'Group 2': [{ text: 'Column 1', value: 'col-1' }],
  }
  const getDisplayValue = (option: Option | null) => option?.text ?? ''

  it('filters options correctly', () => {
    expect(
      filterOptions({
        options: simpleOptions,
        filterOptionsValue: '1',
        getDisplayValue,
      })
    ).toEqual([{ text: 'Row 1', value: '1' }])

    expect(
      filterOptions({
        options: simpleOptions,
        filterOptionsValue: 'lum',
        getDisplayValue,
      })
    ).toEqual([])

    expect(
      filterOptions({
        options: groupedOptions,
        filterOptionsValue: '1',
        getDisplayValue,
      })
    ).toEqual({
      'Group 1': [{ text: 'Row 1', value: 'row-1' }],
      'Group 2': [{ text: 'Column 1', value: 'col-1' }],
    })

    expect(
      filterOptions({
        options: groupedOptions,
        filterOptionsValue: 'lum',
        getDisplayValue,
      })
    ).toEqual({
      'Group 2': [{ text: 'Column 1', value: 'col-1' }],
    })
  })
})