pdfmark.js/test/specs/across-elements/regexp/filter.js

Highlight keywords in pdfjs svg output. Based on mark.js.

'use strict';
describe(
  'mark with acrossElements, regular expression and filter callback',
  function() {
    var $ctx;
    beforeEach(function() {
      loadFixtures('across-elements/regexp/filter.html');

      $ctx = $('.across-elements-regexp-filter');
    });

    it(
      'should call the callback with the right parameters',
      function(done) {
        var k = 0,
          textOpts = ['Lorem', 'ipsum'];
        new Mark($ctx[0]).markRegExp(/(Lore?m)|(ipsum)/gmi, {
          'acrossElements': true,
          'filter': function(node, term, totalMatches) {
            expect(node.nodeType).toBe(3);
            expect($.inArray(term, textOpts)).toBeGreaterThan(-1);
            expect(k).toBe(totalMatches);
            if (term !== 'ipsum') {
              k++;
              return true;
            } else {
              return false;
            }
          },
          'done': function() {
            expect($ctx.find('mark')).toHaveLength(4);
            done();
          }
        });
      }
    );
  }
);