checkHeaderRow = function ($, row, args) {
  row = $(row);
  assert(row.hasClass(args.bgColor), 'Check that background color is correct');
  assert.equal(row.attr('data-group'), args.group, 'Check that header group is correct');
  assert.equal(row.find('th span').text(), args.problems, 'Check if correct totals');
  assert.equal(row.find('th').html().trim().match(/ [^<]*/)[0].trim(), args.file, 'Check if correctly displays filePath');
}
Run unit tests on the header section
@param {Object} $ Cheerio instance
@param {Object} row Header row being tested
@param {Object} args Array of relevant info to be tested
@returns {void}