svn commit: r814906 - /db/derby/code/branches/10.5/java/testing/org/apache/derbyTesting/junit/NetworkServerTestSetup.java

[my...@apache.org]

Author: myrnavl
Date: Mon Sep 14 23:08:48 2009
New Revision: 814906

URL: http://svn.apache.org/viewvc?rev=814906&view=rev
Log:
DERBY-4347 - Provide a property to increase network server start timeout for JUnit tests
  Introduces the optional property 'derby.tests.networkServerStartTimeout'.
  backport of fix from trunk. merge command:
    merge -c 814815 https://svn.apache.org/repos/asf/db/derby/code/trunk

Modified:
    db/derby/code/branches/10.5/java/testing/org/apache/derbyTesting/junit/NetworkServerTestSetup.java

Modified: db/derby/code/branches/10.5/java/testing/org/apache/derbyTesting/junit/NetworkServerTestSetup.java
URL: http://svn.apache.org/viewvc/db/derby/code/branches/10.5/java/testing/org/apache/derbyTesting/junit/NetworkServerTestSetup.java?rev=814906&r1=814905&r2=814906&view=diff
==============================================================================
--- db/derby/code/branches/10.5/java/testing/org/apache/derbyTesting/junit/NetworkServerTestSetup.java (original)
+++ db/derby/code/branches/10.5/java/testing/org/apache/derbyTesting/junit/NetworkServerTestSetup.java Mon Sep 14 23:08:48 2009
@@ -41,13 +41,17 @@
  */
 final public class NetworkServerTestSetup extends BaseTestSetup {
 
-    /** Setting maximum wait time to 40 seconds.   On some platforms
+    /** Setting maximum wait time to 40 seconds by default.  On some platforms
      * it may take this long to start the server.  Increasing the wait
      *  time should not adversely affect those
      *  systems with fast port turnaround as the actual code loops for 
      *  SLEEP_TIME intervals, so should never see WAIT_TIME.
+     *  For even slower systems (or for faster systems) the default value can
+     *  be overwritten using the property derby.tests.networkServerStartTimeout
+     *  (which is in seconds, rather than milliseconds)
      */
-    private static final long WAIT_TIME = 40000;
+    private static final long DEFAULT_WAIT_TIME = 40000;
+    private static final long WAIT_TIME = getWaitTime();
     
     /** Sleep for 500 ms before pinging the network server (again) */
     private static final int SLEEP_TIME = 100;
@@ -629,4 +633,32 @@
     {
         return pingForServerUp(control, null, true);
     }
+    
+    /*
+     * set the period before network server times out on start up based on the
+     * value passed in with property derby.tests.networkServerStartTimeout
+     * in seconds, or use the default
+     * for example: with DEFAULT_WAIT_TIME set to 40000, i.e. 40 seconds,
+     * setting the property like so: 
+     *          -Dderby.tests.networkServerStartTimeout=60
+     * would extend the timeout to 1 minute.
+     * If an invalid value is passed in (eg. 'abc') the calling test will fail
+     */
+    public static long getWaitTime() {
+        long waitTime = DEFAULT_WAIT_TIME;
+        String waitString = BaseTestCase.getSystemProperty(
+                "derby.tests.networkServerStartTimeout");
+        if (waitString != null && waitString.length() != 0)
+        {
+            try {
+                waitTime = (Long.parseLong(waitString)*1000);
+            } catch (Exception e) {
+                e.printStackTrace();
+                fail("trouble setting WAIT_TIME from passed in property " +
+                        "derby.tests.networkServerStartTimeout");
+            }
+        }
+        return waitTime;
+    }
+
 }