Examples with IServiceEvent org.eclipse.ecf.discovery.IServiceEvent used on opensource projects

Example 6 with IServiceEvent

use of org.eclipse.ecf.discovery.IServiceEvent in project ecf by eclipse.

the class DiscoveryServiceTest method testAddServiceListenerWithRefresh.

public void testAddServiceListenerWithRefresh() {
    IServiceInfo[] services = discoveryLocator.getServices();
    assertTrue("No Services must be registerd at this point " + (services.length == 0 ? "" : services[0].toString()), services.length == 0);
    final ThreadTestServiceListener tsl = new ThreadTestServiceListener(eventsToExpect, discoveryLocator, getName(), getTestId());
    // OSGi
    final Properties props = new Properties();
    props.put(IDiscoveryLocator.CONTAINER_NAME, containerUnderTest);
    final BundleContext ctxt = Activator.getDefault().getContext();
    // Lock the listener first so that we won't miss any discovery event
    synchronized (tsl) {
        registerService();
        // Check that services have been registered successfully
        services = discoveryLocator.getServices();
        assertTrue(eventsToExpect + " services must be registerd at this point " + (services.length > 0 ? "" : services.toString()), services.length == eventsToExpect);
        // Register listener with OSGi
        ServiceRegistration registration = ctxt.registerService(IServiceListener.class.getName(), tsl, props);
        // register a service which we expect the test listener to get notified of
        try {
            tsl.wait(waitTimeForProvider);
        } catch (final InterruptedException e) {
            Thread.currentThread().interrupt();
            fail("Some discovery unrelated threading issues?");
        } finally {
            registration.unregister();
        }
    }
    final IContainerEvent[] event = tsl.getEvent();
    assertNotNull("Test listener didn't receive any discovery event", event);
    // Diff the expected ids with what actually has been discovered. The
    // remainig events are those missing.
    final Set ids = new HashSet(idsToExpect);
    ids.removeAll(getContainerIds(event));
    assertTrue("Test misses " + ids.size() + " event(s) from container(s) out of " + idsToExpect + ". Those Ids are: " + ids, ids.size() == 0);
    assertEquals("Test listener received unexpected amount of discovery events: \n\t" + Arrays.asList(event), eventsToExpect, event.length);
    assertTrue("Discovery event must have originated from backend thread. Thread is: " + tsl.getCallingThread(), Thread.currentThread() != tsl.getCallingThread() && tsl.getCallingThread() != null);
    IServiceInfo serviceInfo2 = ((IServiceEvent) event[eventsToExpect - 1]).getServiceInfo();
    assertTrue("IServiceInfo should match, expected:\n\t" + serviceInfo + " but was \n\t" + serviceInfo2, comparator.compare(serviceInfo2, serviceInfo) == 0);
}