Fixed the issue with vagrant & failing tests. The solution is to setu…

…p webserver to Piwik.

 * added documentation in the test output to prevent useless test failures messages
 * I just write out the message and exit. Not sure if that's the proper way to do this
 * also added help text in case user hasn't up

 Refs #3722

tests/PHPUnit/IntegrationTestCase.php

@@ -554,7 +554,7 @@ protected static function checkResponse($response)
 	 *
 	 * @return string
 	 */
-	protected static function getRootUrl()
+	public static function getRootUrl()
 	{
 		$piwikUrl = Piwik_Url::getCurrentUrlWithoutFileName();
 

tests/PHPUnit/bootstrap.php

@@ -35,4 +35,32 @@
 require_once PIWIK_INCLUDE_PATH .'/tests/PHPUnit/MockEventDispatcher.php';
 
 // required to build code coverage for uncovered files
-require_once PIWIK_INCLUDE_PATH .'/plugins/SecurityInfo/PhpSecInfo/PhpSecInfo.php';
+require_once PIWIK_INCLUDE_PATH .'/plugins/SecurityInfo/PhpSecInfo/PhpSecInfo.php';
+
+
+// General requirement checks & help: a webserver must be running for tests to work!
+$hasConfigBeenUpdated = $_SERVER['REQUEST_URI'] != '@REQUEST_URI@';
+if($hasConfigBeenUpdated) {
+	$piwikServerUrl = IntegrationTestCase::getRootUrl();
+	try {
+		$fetched = Piwik_Http::sendHttpRequest($piwikServerUrl, $timeout = 3);
+	} catch(Exception $e) {
+		$fetched = $e->getMessage();
+	}
+	$expectedString = 'plugins/CoreHome/templates/images/favicon.ico';
+
+	if(strpos($fetched, $expectedString) === false) {
+		echo "\nPiwik should be running at: " . $piwikServerUrl . "\nbut this URL returned an unexpected response: '". $fetched . "'\n\n";
+		exit;
+	}
+}
+if(!$hasConfigBeenUpdated) {
+	echo "WARNING: for tests to pass, you must first:
+1) Install webserver on localhost, eg. apache
+2) Make these Piwik files available on the webserver, at eg. http://localhost/dev/piwik/ - Piwik does need to be installed to run tests, but this URL must work.
+3) Copy phpunit.xml.dist to phpunit.xml
+4) Edit in phpunit.xml the @REQUEST_URI@ and replace with the webserver path to Piwik, eg. '/dev/piwik/'
+
+Try again and now the tests should run!";
+	exit();
+}