hunk.code_window: var startOfHour = require('../start_of_hour')
   describe('startOfHour', function() {
     it('returns date with minutes setted to 00:00:00', function() {
       var date = new Date('2014-09-02T11:55:00')
       var result = startOfHour(date)
  
hunk.labels: keep keep keep keep replace keep
hunk.after_edit:     var date = new Date(2014, 8 /* Sep */, 2, 11, 55)
  
hunk.file_path: src/__tests__/start_of_hour_test.js
hunk.type: replace
file: var testsContext = require.context('./src', true, /_test.js$/)
  testsContext.keys().forEach(testsContext)
  
  