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From clem...@apache.org
Subject svn commit: r1454742 - /felix/trunk/ipojo/runtime/core-it/src/it/ipojo-core-factory-test/src/test/java/org/apache/felix/ipojo/runtime/core/Common.java
Date Sat, 09 Mar 2013 17:04:26 GMT
Author: clement
Date: Sat Mar  9 17:04:26 2013
New Revision: 1454742

URL: http://svn.apache.org/r1454742
Log:
Make tests more reliable.

Modified:
    felix/trunk/ipojo/runtime/core-it/src/it/ipojo-core-factory-test/src/test/java/org/apache/felix/ipojo/runtime/core/Common.java

Modified: felix/trunk/ipojo/runtime/core-it/src/it/ipojo-core-factory-test/src/test/java/org/apache/felix/ipojo/runtime/core/Common.java
URL: http://svn.apache.org/viewvc/felix/trunk/ipojo/runtime/core-it/src/it/ipojo-core-factory-test/src/test/java/org/apache/felix/ipojo/runtime/core/Common.java?rev=1454742&r1=1454741&r2=1454742&view=diff
==============================================================================
--- felix/trunk/ipojo/runtime/core-it/src/it/ipojo-core-factory-test/src/test/java/org/apache/felix/ipojo/runtime/core/Common.java
(original)
+++ felix/trunk/ipojo/runtime/core-it/src/it/ipojo-core-factory-test/src/test/java/org/apache/felix/ipojo/runtime/core/Common.java
Sat Mar  9 17:04:26 2013
@@ -19,8 +19,10 @@ import org.ops4j.pax.exam.spi.reactors.E
 import org.ops4j.pax.exam.spi.reactors.PerClass;
 import org.ops4j.pax.tinybundles.core.TinyBundle;
 import org.ops4j.pax.tinybundles.core.TinyBundles;
+import org.osgi.framework.Bundle;
 import org.osgi.framework.BundleContext;
 import org.osgi.framework.Constants;
+import org.osgi.framework.ServiceReference;
 import org.ow2.chameleon.testing.helpers.IPOJOHelper;
 import org.ow2.chameleon.testing.helpers.OSGiHelper;
 import org.ow2.chameleon.testing.tinybundles.ipojo.IPOJOStrategy;
@@ -76,6 +78,8 @@ public class Common {
         }
         String version = (String) osgiHelper.getBundle(0).getHeaders().get(Constants.BUNDLE_VERSION);
         System.out.println("OSGi Framework : " + vendor + " - " + version);
+
+        waitForStability(bc);
     }
 
     @After
@@ -153,5 +157,75 @@ public class Common {
         fail("Assertion failed : " + s);
     }
 
+    /**
+     * Waits for stability:
+     * <ul>
+     * <li>all bundles are activated
+     * <li>service count is stable
+     * </ul>
+     * If the stability can't be reached after a specified time,
+     * the method throws a {@link IllegalStateException}.
+     * @param context the bundle context
+     * @throws IllegalStateException when the stability can't be reach after a several attempts.
+     */
+    private void waitForStability(BundleContext context) throws IllegalStateException {
+        // Wait for bundle initialization.
+        boolean bundleStability = getBundleStability(context);
+        int count = 0;
+        while (!bundleStability && count < 500) {
+            try {
+                Thread.sleep(5);
+            } catch (InterruptedException e) {
+                // Interrupted
+            }
+            count++;
+            bundleStability = getBundleStability(context);
+        }
+
+        if (count == 500) {
+            System.err.println("Bundle stability isn't reached after 500 tries");
+            throw new IllegalStateException("Cannot reach the bundle stability");
+        }
+
+        boolean serviceStability = false;
+        count = 0;
+        int count1 = 0;
+        int count2 = 0;
+        while (! serviceStability && count < 500) {
+            try {
+                ServiceReference[] refs = context.getServiceReferences((String) null, null);
+                count1 = refs.length;
+                Thread.sleep(500);
+                refs = context.getServiceReferences((String) null, null);
+                count2 = refs.length;
+                serviceStability = count1 == count2;
+            } catch (Exception e) {
+                System.err.println(e);
+                serviceStability = false;
+                // Nothing to do, while recheck the condition
+            }
+            count++;
+        }
+
+        if (count == 500) {
+            System.err.println("Service stability isn't reached after 500 tries (" + count1
+ " != " + count2);
+            throw new IllegalStateException("Cannot reach the service stability");
+        }
+    }
+
+    /**
+     * Are bundle stables.
+     * @param bc the bundle context
+     * @return <code>true</code> if every bundles are activated.
+     */
+    private boolean getBundleStability(BundleContext bc) {
+        boolean stability = true;
+        Bundle[] bundles = bc.getBundles();
+        for (int i = 0; i < bundles.length; i++) {
+            stability = stability && (bundles[i].getState() == Bundle.ACTIVE);
+        }
+        return stability;
+    }
+
 
 }



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