text: const should = require('should');
  const sinon = require('sinon');
  const testUtils = require('../../../utils');
  const urlService = require('../../../../core/frontend/services/url');
  const authorHelper = require('../../../../core/frontend/helpers/author');
  
  describe('{{author}} helper', function () {
      beforeEach(function () {
          sinon.stub(urlService, 'getUrlByResourceId');
      });
  
      afterEach(function () {
          sinon.restore();
      });
  
      it('Returns the link to the author from the context', function () {
          const author = testUtils.DataGenerator.forKnex.createUser({slug: 'abc123', name: 'abc 123'});
  
          urlService.getUrlByResourceId.withArgs(author.id).returns('author url');
  
          const result = authorHelper.call({author: author}, {hash: {}});
          String(result).should.equal('<a href="author url">abc 123</a>');
      });
  
      it('Returns the full name of the author from the context if no autolink', function () {
          const author = testUtils.DataGenerator.forKnex.createUser({slug: 'abc123', name: 'abc 123'});
          const result = authorHelper.call({author: author}, {hash: {autolink: 'false'}});
          String(result).should.equal('abc 123');
          urlService.getUrlByResourceId.called.should.be.false();
      });
  
      it('Returns a blank string where author data is missing', function () {
          const result = authorHelper.call({author: null}, {hash: {}});
          String(result).should.equal('');
      });
  
      it('Functions as block helper if called with #', function () {
          const author = testUtils.DataGenerator.forKnex.createUser({slug: 'abc123', name: 'abc 123'});
  
          // including fn emulates the #
          const result = authorHelper.call({author: author}, {
              hash: {}, fn: function () {
                  return 'FN';
              }
          });
  
          // It outputs the result of fn
          String(result).should.equal('FN');
          urlService.getUrlByResourceId.called.should.be.false();
      });
  });
  