When running testee with the XUnit reporter (no matter command-line or grunt task), the following error occurs:

testee test/unit/unitTests.qunit.html --reporter XUnit
//node_modules/testee/node_modules/mocha/lib/reporters/xunit.js:44
if (options.reporterOptions && options.reporterOptions.output) {
^

TypeError: Cannot read property 'reporterOptions' of undefined
at new XUnit (//node_modules/testee/node_modules/mocha/lib/reporters/xunit.js:44:14)
...

reference https://github.com/bitovi/testee/issues/93[https://github.com/bitovi/testee/issues/93](url)