function addFiles(mocha, files) {
  files = typeof files === 'string' ? glob.sync(root + files) : files;
  files.forEach(mocha.addFile.bind(mocha));
}
/*-test.js`);
let docsLintPosition = testFiles.indexOf('tests/unit/docs-lint-test.js');
let docsLint = testFiles.splice(docsLintPosition, 1);

testFiles = docsLint.concat(testFiles);

if (optionOrFile === 'all') {
  addFiles(mocha, testFiles);
  addFiles(mocha, '/*