Error handling when webdriver not running

Author: robocoder

lib/WebDriver/AbstractWebDriver.php

@@ -124,6 +124,13 @@ protected function curl($requestMethod, $command, $parameters = null, $extraOpti
 
         $httpCode = $info['http_code'];
 
+        if ($httpCode === 0) {
+            throw WebDriverException::factory(
+                WebDriverException::CURL_EXEC,
+                $info['error']
+            );
+        }
+
         // According to https://w3c.github.io/webdriver/webdriver-spec.html all 4xx responses are to be considered
         // an error and return plaintext, while 5xx responses are json encoded
         if ($httpCode >= 400 && $httpCode <= 499) {

lib/WebDriver/Service/CurlService.php

@@ -100,6 +100,8 @@ public function execute($requestMethod, $url, $parameters = null, $extraOptions
 
         $info = curl_getinfo($curl);
         $info['request_method'] = $requestMethod;
+        $info['errno'] = curl_errno($curl);
+        $info['error'] = curl_error($curl);
 
         if (array_key_exists(CURLOPT_FAILONERROR, $extraOptions) &&
             $extraOptions[CURLOPT_FAILONERROR] &&