react-virtualized/source/Table/Column.jest.js at master · mattvague/react-virtualized · GitHub

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import Immutable from 'immutable'
import defaultCellDataGetter from './defaultCellDataGetter'
import defaultCellRenderer from './defaultCellRenderer'

describe('Column', () => {
  const rowData = Immutable.Map({
    foo: 'Foo',
    bar: 1
  })

  describe('defaultCellDataGetter', () => {
    it('should return a value for specified attributes', () => {
      expect(defaultCellDataGetter({
        dataKey: 'foo',
        rowData
      })).toEqual('Foo')
      expect(defaultCellDataGetter({
        dataKey: 'bar',
        rowData
      })).toEqual(1)
    })

    it('should return undefined for missing attributes', () => {
      expect(defaultCellDataGetter({
        dataKey: 'baz',
        rowData
      })).toEqual(undefined)
    })
  })

  describe('defaultCellRenderer', () => {
    it('should render a value for specified attributes', () => {
      expect(defaultCellRenderer({
        cellData: 'Foo',
        dataKey: 'foo',
        rowData,
        rowIndex: 0
      })).toEqual('Foo')
      expect(defaultCellRenderer({
        cellData: 1,
        dataKey: 'bar',
        rowData,
        rowIndex: 0
      })).toEqual('1')
    })

    it('should render empty string for null or missing attributes', () => {
      expect(defaultCellRenderer({
        cellData: null,
        dataKey: 'baz',
        rowData,
        rowIndex: 0
      })).toEqual('')
      expect(defaultCellRenderer({
        cellData: undefined,
        dataKey: 'baz',
        rowData,
        rowIndex: 0
      })).toEqual('')
    })
  })
})