Examples with Ensure org.apache.felix.dm.itest.util.Ensure used on opensource projects

Example 46 with Ensure

use of org.apache.felix.dm.itest.util.Ensure in project felix by apache.

the class FELIX2696_ConfigurationAndServiceDependencyTest method testComponentWithRequiredConfigurationAndServicePropertyPropagation.

public void testComponentWithRequiredConfigurationAndServicePropertyPropagation() {
    DependencyManager m = getDM();
    // helper class that ensures certain steps get executed in sequence
    Ensure e = new Ensure();
    // create a service provider and consumer
    Component s1 = m.createComponent().setImplementation(new ConfigurationConsumer(e)).add(m.createServiceDependency().setService(ServiceInterface.class).setRequired(true)).add(m.createConfigurationDependency().setPid(PID));
    Component s2 = m.createComponent().setImplementation(new ConfigurationCreator(e)).add(m.createServiceDependency().setService(ConfigurationAdmin.class).setRequired(true));
    Component s3 = m.createComponent().setInterface(ServiceInterface.class.getName(), null).setImplementation(DependentServiceProvider.class);
    m.add(s1);
    m.add(s2);
    m.add(s3);
    e.waitForStep(2, 5000);
    warn("removing s3");
    m.remove(s3);
    warn("readding s3");
    m.add(s3);
    // after adding the required dependency again, the issue in FELIX-2696 means that the
    // updated() method is not invoked for the new instance, and init() is, so our step
    // count will only go up to 3 (not 4) causing this test to fail
    e.waitForStep(4, 5000);
    m.remove(s3);
    m.remove(s2);
    m.remove(s1);
    e.waitForStep(5, 5000);
}

Example 47 with Ensure

use of org.apache.felix.dm.itest.util.Ensure in project felix by apache.

the class FELIX4913_OptionalCallbackInvokedTwiceTest method test_A_Defines_BDependency_FromInitMethod.

public void test_A_Defines_BDependency_FromInitMethod() throws Throwable {
    final DependencyManager m = getDM();
    Ensure e = new Ensure();
    Component bFactory = m.createComponent().setImplementation(new BFactory()).setInterface(BFactory.class.getName(), null);
    Dependency dep = m.createServiceDependency().setService(B.class).setRequired(false).setCallbacks("bind", "unbind");
    Component a = m.createComponent().setImplementation(new A(e, dep)).add(m.createServiceDependency().setService(BFactory.class).setRequired(false).setCallbacks("bind", "unbind"));
    // Enable first bFactory.
    m.add(bFactory);
    // Then Enable A.
    m.add(a);
    // A should get BFactory, then it should instantiate B, and B should then be bound to A.
    e.waitForStep(4, 5000);
    // Now, remove BFactory. The AComponent should then call bFactory.removeB(), abd A.unbind(B) should be called.
    m.remove(bFactory);
    e.waitForStep(6, 5000);
    e.ensure();
    clearComponents();
}

Example 48 with Ensure

use of org.apache.felix.dm.itest.util.Ensure in project felix by apache.

the class FELIX5238_TypeSafeConfigWithDefaultMethodTest method testComponentWithRequiredConfigurationWithTypeSafeConfigAnnotation.

/**
 * Tests that we can provision a type-safe config annotation to a component.
 */
public void testComponentWithRequiredConfigurationWithTypeSafeConfigAnnotation() {
    DependencyManager m = getDM();
    // helper class that ensures certain steps get executed in sequence
    Ensure e = new Ensure();
    // create a service provider and consumer
    ConfigurationConsumer1 consumer = new ConfigurationConsumer1(e);
    Component s1 = m.createComponent().setImplementation(consumer).add(m.createConfigurationDependency().setCallback("updated", MyConfigAnnot.class).setPid(PID).setPropagate(true));
    Component s2 = m.createComponent().setImplementation(new ConfigurationCreator(e, PID, 1)).add(m.createServiceDependency().setService(ConfigurationAdmin.class).setRequired(true));
    m.add(s1);
    m.add(s2);
    // s2 called in init
    e.waitForStep(1, 5000);
    // s1 called in updated(), then in init()
    e.waitForStep(3, 5000);
    // remove conf
    m.remove(s2);
    // s1 called in updated(null), s1 called in destroy()
    e.waitForStep(5, 5000);
    m.remove(s1);
}

Example 49 with Ensure

use of org.apache.felix.dm.itest.util.Ensure in project felix by apache.

the class FELIX5471_CyclicDependencyTest method testCyclicDependency.

public void testCyclicDependency() throws InterruptedException {
    DependencyManager m = getDM();
    ForkJoinPool tpool = new ForkJoinPool(2);
    try {
        for (int count = 0; count < 1000; count++) {
            m_ensure = new Ensure(false);
            Component a = m.createComponent().setImplementation(new A()).setInterface(A.class.getName(), null).add(m.createServiceDependency().setService(B.class).setRequired(true).setCallbacks("add", "remove"));
            Component b = m.createComponent().setImplementation(new B()).setInterface(B.class.getName(), null).add(m.createServiceDependency().setService(A.class).setRequired(false).setCallbacks("add", "remove"));
            m.add(a);
            m.add(b);
            ComponentStateListener l = (c, s) -> {
                if (s == ComponentState.INACTIVE) {
                    m_ensure.step();
                }
            };
            a.add(l);
            b.add(l);
            // A started, B started
            m_ensure.waitForStep(4, 5000);
            tpool.execute(() -> m.remove(a));
            tpool.execute(() -> m.remove(b));
            // A unbound from  B, stopped and inactive, B unbound from A, stopped and inactive
            m_ensure.waitForStep(10, 5000);
            tpool.awaitQuiescence(5000, TimeUnit.MILLISECONDS);
        }
    } finally {
        tpool.shutdown();
    }
}

Example 50 with Ensure

use of org.apache.felix.dm.itest.util.Ensure in project felix by apache.

the class FELIX_4168AdapterWithDynamicallyAddedDependencies method testAdapterWithExtraDependenciesAndCallbacks.

public void testAdapterWithExtraDependenciesAndCallbacks() {
    DependencyManager m = getDM();
    // helper class that ensures certain steps get executed in sequence
    Ensure e = new Ensure();
    // create a service S2, which will be added to A1 (needs to be available)
    Component s2 = m.createComponent().setInterface(S2.class.getName(), null).setImplementation(new S2Impl(e));
    m.add(s2);
    // create a service adapter that adapts to services S1 and has an optional dependency on services S2
    Component sa = m.createAdapterService(S1.class, null).setImplementation(SA.class);
    m.add(sa);
    // create a service S1, which triggers the creation of the first adapter instance (A1)
    Component s1 = m.createComponent().setInterface(S1.class.getName(), null).setImplementation(new S1Impl());
    m.add(s1);
    // create a second service S1, which triggers the creation of the second adapter instance (A2)
    Component s1b = m.createComponent().setInterface(S1.class.getName(), null).setImplementation(new S1Impl());
    m.add(s1b);
    // observe that S2 is also added to A2
    e.waitForStep(2, 5000);
    // remove S2 again
    m.remove(s2);
    // make sure both adapters have their "remove" callbacks invoked
    e.waitForStep(4, 5000);
    m.clear();
}