old_contents: import File from '../lib/File';
  
  import NexmoStub from './NexmoStub';
  
  var fileAPIs = {
      'getFile': 'get'
  };
  
  describe('File Object', function() {
  
      it('should implement all v1 APIs', function() {
          NexmoStub.checkAllFunctionsAreDefined(fileAPIs, File);
      });
  
      it('should proxy the function call to the underlying `nexmo` object', function() {
          NexmoStub.checkAllFunctionsAreCalled(fileAPIs, File);
      });
  });
  
new_contents: import FilesResource from '../lib/FilesResource';
  
  import NexmoStub from './NexmoStub';
  
  var fileAPIs = {
      'getFile': 'get'
  };
  
  describe('FilesResource Object', function() {
  
      it('should implement all v1 APIs', function() {
          NexmoStub.checkAllFunctionsAreDefined(fileAPIs, FilesResource);
      });
  
      it('should proxy the function call to the underlying `nexmo` object', function() {
          NexmoStub.checkAllFunctionsAreCalled(fileAPIs, FilesResource);
      });
  });
  
subject: Update test to load correct file