assert.ifError(err);

const actual = output.replace(spaces, '');

const scriptDomain = 'google-analytics.com';

// Assert that the input stripped of all whitespace contains the

// expected list

assert(actual.includes(expected));

// Testing the insertion of Google Analytics script when

// an analytics id is provided. Should not be present by default

if (includeAnalytics) {

assert(actual.includes('google-analytics.com'),

'Google Analytics script was not present');

assert(actual.includes(scriptDomain),

`Google Analytics script was not present in "${actual}"`);

} else {

assert.strictEqual(actual.includes('google-analytics.com'), false,

'Google Analytics script was present');

assert.strictEqual(actual.includes(scriptDomain), false,

'Google Analytics script was present in ' +

`"${actual}"`);

}

}));

}));