create a temp file for cookies in phantomjs if not specified

Fixes #1783

py/selenium/webdriver/phantomjs/service.py

@@ -14,6 +14,8 @@
 # KIND, either express or implied.  See the License for the
 # specific language governing permissions and limitations
 # under the License.
+import os
+import tempfile
 from selenium.webdriver.common import service
 
 
@@ -39,10 +41,18 @@ def __init__(self, executable_path, port=0, service_args=None, log_path=None):
             self.service_args=service_args[:]
         if not log_path:
             log_path = "ghostdriver.log"
+        if not self._args_contain("--cookies-file="):
+            self._cookie_temp_file = tempfile.mkstemp()[1]
+            self.service_args.append("cookies-file=" + self._cookie_temp_file)
+        else:
+            self._cookie_temp_file = None
 
         service.Service.__init__(self, executable_path, port=port, log_file=open(log_path, 'w'))
 
 
+    def _args_contain(self, arg):
+        return len(filter(lambda x:x.startswith(arg), self.service_args)) > 0
+
     def command_line_args(self):
         return self.service_args + ["--webdriver=%d" % self.port]
 
@@ -54,4 +64,5 @@ def service_url(self):
         return "http://localhost:%d/wd/hub" % self.port
 
     def send_remote_shutdown_command(self):
-        pass
+        if self._cookie_temp_file:
+          os.remove(self._cookie_temp_file)