fix stopping tests on jython (not windows)

Author: mkorpela

test/atest/stopping.robot

@@ -9,15 +9,15 @@ Stop Remote Server
 
 SIGINT
     Skip On Windows
-    Send Signal To Process    SIGINT
+    Send Signal To Remote Server    SIGINT
 
 SIGHUP
     Skip On Windows
-    Send Signal To Process    SIGHUP
+    Send Signal To Remote Server    SIGHUP
 
 SIGTERM
     Skip On Windows
-    Send Signal To Process    SIGTERM
+    Send Signal To Remote Server    SIGTERM
 
 *** Keywords ***
 Start Server
@@ -36,3 +36,8 @@ Server Should Be Stopped
 
 Skip On Windows
     Run Keyword If    "${:}" == ";"    Fail    Skipped on Windows    skip
+
+Send Signal To Remote Server
+   [Arguments]     ${signal}
+   ${process pid}=   Run Keyword    ${TEST NAME}.get_pid
+   Evaluate   os.kill(${process pid}, signal.${signal})   os,signal

test/libs/basics.py

@@ -1,3 +1,6 @@
+import os
+
+
 class BasicCommunication(object):
     """Testing basic communication and keyword documentation."""
 
@@ -8,6 +11,12 @@ def passing(self):
         """
         pass
 
+    def get_pid(self):
+        """
+        Returns process id for the remote server that is serving this library.
+        """
+        return os.getpid()
+
     def failing(self, message):
         """This keyword fails with provided `message`"""
         raise AssertionError(message)