text: /* global expect */
  
  import { getCompletedPercent } from './CompletionModal';
  
  const completedChallengesIds = ['1', '3', '5'],
    currentBlockIds = ['1', '3', '5', '7'],
    id = '7',
    fakeId = '12345',
    fakeCompletedChallengesIds = ['1', '3', '5', '7', '8'];
  
  describe('<CompletionModal />', () => {
    describe('getCompletedPercent', () => {
      it('returns 0 if no challenges have been completed', () => {
        expect(getCompletedPercent([], currentBlockIds, fakeId)).toBe(0);
      });
  
      it('returns 25 if one out of four challenges are complete', () => {
        expect(getCompletedPercent([], currentBlockIds, currentBlockIds[1])).toBe(
          25
        );
      });
  
      it('returns 75 if three out of four challenges are complete', () => {
        expect(
          getCompletedPercent(
            completedChallengesIds,
            currentBlockIds,
            completedChallengesIds[0]
          )
        ).toBe(75);
      });
  
      it('returns 100 if all challenges have been completed', () => {
        expect(
          getCompletedPercent(completedChallengesIds, currentBlockIds, id)
        ).toBe(100);
      });
  
      it('returns 100 if more challenges have been complete than exist', () => {
        expect(
          getCompletedPercent(fakeCompletedChallengesIds, currentBlockIds, id)
        ).toBe(100);
      });
    });
  });
  