test('normalizes the grading period set from the env', function() {
  ENV.grading_period_set = {
    id: '1501',
    grading_periods: [{id: '701', weight: 50}, {id: '702', weight: 50}],
    weighted: true
  }
  const gradingPeriodSet = GradeSummary.getGradingPeriodSet()
  deepEqual(gradingPeriodSet.id, '1501')
  equal(gradingPeriodSet.gradingPeriods.length, 2)
  deepEqual(_.map(gradingPeriodSet.gradingPeriods, 'id'), ['701', '702'])
})
test('returns null when the grading period set is not defined in the env', function() {
  ENV.grading_period_set = undefined
  const gradingPeriodSet = GradeSummary.getGradingPeriodSet()
  deepEqual(gradingPeriodSet, null)
})