Implement Always trust mode for verifying certificates, and enable the mode for tests.

src/net/java/sip/communicator/impl/protocol/jabber/ProtocolProviderServiceJabberImpl.java

@@ -1257,6 +1257,10 @@ public void checkClientTrusted(X509Certificate[] chain, String authType)
         public void checkServerTrusted(X509Certificate[] chain, String authType)
             throws CertificateException
         {
+            if(JabberActivator.getConfigurationService().getBoolean(
+                CertificateVerificationService.ALWAYS_TRUST_MODE_ENABLED_PROP_NAME,
+                false))
+                return;
             try
             {
                 tm.checkServerTrusted(chain, authType);

src/net/java/sip/communicator/impl/protocol/sip/net/SslNetworkLayer.java

@@ -451,6 +451,11 @@ public void checkClientTrusted(X509Certificate[] chain, String authType)
         public void checkServerTrusted(X509Certificate[] chain, String authType)
             throws CertificateException
         {
+            if(SipActivator.getConfigurationService().getBoolean(
+                CertificateVerificationService.ALWAYS_TRUST_MODE_ENABLED_PROP_NAME,
+                false))
+                return;
+
             try
             {
                 tm.checkServerTrusted(chain, authType);

src/net/java/sip/communicator/service/gui/CertificateVerificationService.java

@@ -16,6 +16,12 @@
  */
 public interface CertificateVerificationService
 {
+    /**
+     * Property for always trust mode. When enabled certificate check is skipped.
+     */
+    public final static String ALWAYS_TRUST_MODE_ENABLED_PROP_NAME =
+        "net.java.sip.communicator.service.gui.ALWAYS_TRUST_MODE_ENABLED";
+
     /**
      * Result of user interaction. User don't trust this certificate.
      */

test/net/java/sip/communicator/slick/protocol/jabber/TestAccountInstallation.java

@@ -10,6 +10,8 @@
 
 import org.osgi.framework.*;
 import junit.framework.*;
+import net.java.sip.communicator.service.configuration.*;
+import net.java.sip.communicator.service.gui.*;
 import net.java.sip.communicator.service.protocol.*;
 
 public class TestAccountInstallation
@@ -66,6 +68,16 @@ public void testInstallAccount()
             "Failed to find a provider factory service for protocol Jabber",
             serRefs != null && serRefs.length >  0);
 
+        // Enable always trust mode for testing tls jabber connections
+        ServiceReference confReference
+            = JabberSlickFixture.bc.getServiceReference(
+                ConfigurationService.class.getName());
+        ConfigurationService configurationService
+            = (ConfigurationService) JabberSlickFixture.bc.getService(confReference);
+        configurationService.setProperty(
+            CertificateVerificationService.ALWAYS_TRUST_MODE_ENABLED_PROP_NAME,
+            Boolean.TRUE);
+
         //Keep the reference for later usage.
         ProtocolProviderFactory jabberProviderFactory = (ProtocolProviderFactory)
             JabberSlickFixture.bc.getService(serRefs[0]);