Examples with DriverLocator org.osgi.service.device.DriverLocator used on opensource projects

Example 1 with DriverLocator

use of org.osgi.service.device.DriverLocator in project felix by apache.

the class DeviceManagerTest method DeviceAddedWithADriverLocator.

/**
 * We add a device while there's one driverlocator that will successfully
 * locate and load two driver bundles. We expect a <code>Driver.attach()</code> for
 * the best matching driver. There's already a driver loaded that should not match.
 *
 * @throws Exception
 */
@Test
public void DeviceAddedWithADriverLocator() throws Exception {
    final String driverId1 = "org.apache.felix.driver-1.0";
    final String driverId2 = "org.apache.felix.driver-1.1";
    final String notMatchingButLoadedDriverId = "dotorg.apache.felix.driver-1.0";
    DriverLocator locator = Mockito.mock(DriverLocator.class);
    Map<String, Driver> drivers = tstExpectDriverLocatorFor(locator, new String[] { driverId1, driverId2 }, new int[] { 30, 3 });
    Driver noMatcher = tstCreateDriver(notMatchingButLoadedDriverId, 100);
    Device device = tstCreateDevice(new String[] { "org.apache.felix" });
    final CountDownLatch attachLatch = tstExpectAttach(drivers.get(driverId1), device);
    final CountDownLatch unloadDriverLatch = tstExpectUnloadDriverBundle(drivers.get(driverId2));
    m_manager.locatorAdded(locator);
    m_manager.driverAdded(m_osgi.getReference(noMatcher), noMatcher);
    m_manager.deviceAdded(m_osgi.getReference(device), device);
    if (!attachLatch.await(5, TimeUnit.SECONDS)) {
        Assert.fail("expected an attach");
    }
    // of all other (dynamically loaded) driver bundles
    if (!unloadDriverLatch.await(5, TimeUnit.SECONDS)) {
        Assert.fail("expected an unload");
    }
}

Example 2 with DriverLocator

use of org.osgi.service.device.DriverLocator in project felix by apache.

the class DeviceManagerTest method DriverLocator_findDriverFails.

// exceptional flow
@Test
public void DriverLocator_findDriverFails() throws Exception {
    final CountDownLatch latch = new CountDownLatch(1);
    Answer<String[]> answer = new Answer<String[]>() {

        public String[] answer(InvocationOnMock invocation) throws Throwable {
            latch.countDown();
            throw new RuntimeException("test exception");
        }
    };
    DriverLocator locator = Mockito.mock(DriverLocator.class, "locator");
    Mockito.when(locator.findDrivers(Mockito.isA(Dictionary.class))).thenAnswer(answer);
    Device device = tstCreateDevice(new String[] { "org.apache.felix" });
    final CountDownLatch latch2 = new CountDownLatch(1);
    Answer<Object> answer2 = new Answer<Object>() {

        public Object answer(InvocationOnMock invocation) throws Throwable {
            latch2.countDown();
            return null;
        }
    };
    Mockito.doAnswer(answer2).when(device).noDriverFound();
    m_manager.locatorAdded(locator);
    m_manager.deviceAdded(m_osgi.getReference(device), device);
    if (!latch.await(5, TimeUnit.SECONDS)) {
        Assert.fail("expected a call to DriverLocator.findDrivers");
    }
    if (!latch2.await(5, TimeUnit.SECONDS)) {
        Assert.fail("expected a call to Driver.noDriverFound");
    }
}

Example 3 with DriverLocator

use of org.osgi.service.device.DriverLocator in project felix by apache.

the class DeviceManagerTest method DeviceAddedWithADriverLocatorUnloadFails.

@Test
public void DeviceAddedWithADriverLocatorUnloadFails() throws Exception {
    final String driverId1 = "org.apache.felix.driver-1.0";
    final String driverId2 = "org.apache.felix.driver-1.1";
    final String notMatchingButLoadedDriverId = "dotorg.apache.felix.driver-1.0";
    DriverLocator locator = Mockito.mock(DriverLocator.class);
    Map<String, Driver> drivers = tstExpectDriverLocatorFor(locator, new String[] { driverId1, driverId2 }, new int[] { 30, 3 });
    Driver noMatcher = tstCreateDriver(notMatchingButLoadedDriverId, 100);
    Device device = tstCreateDevice(new String[] { "org.apache.felix" });
    final CountDownLatch attachLatch = tstExpectAttach(drivers.get(driverId1), device);
    final CountDownLatch unloadDriverLatch = new CountDownLatch(1);
    ServiceReference driver2Ref = m_osgi.getReference(drivers.get(driverId2));
    Bundle driver2Bundle = m_osgi.getBundle(driver2Ref);
    Answer<Object> answer = new Answer<Object>() {

        public Object answer(InvocationOnMock invocation) throws Throwable {
            try {
                throw new BundleException("test driverBundle uninstall failed");
            } finally {
                unloadDriverLatch.countDown();
            }
        }
    };
    Mockito.doAnswer(answer).when(driver2Bundle).uninstall();
    m_manager.locatorAdded(locator);
    m_manager.driverAdded(m_osgi.getReference(noMatcher), noMatcher);
    m_manager.deviceAdded(m_osgi.getReference(device), device);
    if (!attachLatch.await(5, TimeUnit.SECONDS)) {
        Assert.fail("expected an attach");
    }
    if (!unloadDriverLatch.await(5, TimeUnit.SECONDS)) {
        Assert.fail("expected an unload");
    }
// since driver1 is attached, we expect an uninstall()
// of all other (dynamically loaded) driver bundles
// Driver driver = drivers.get( driverId2 );
// tstVerifyBundleUninstall( driver );
}

Example 4 with DriverLocator

use of org.osgi.service.device.DriverLocator in project felix by apache.

the class DriverLoaderTest method findDriversWithDriverLocator.

/**
 * in this test there is a driver locator. the driver locator is instructed to
 * even return some driver ids.
 * this test tests whether these driver ids are really returned.
 */
@Test
public void findDriversWithDriverLocator() {
    List<DriverLocator> locators = new ArrayList<DriverLocator>();
    DriverLocator dl = tstExpectDriverIdsFor(new String[] { "org.apache.felix.driver-1.0", "org.apache.felix.driver-1.1" });
    locators.add(dl);
    Properties dict = new Properties();
    Set<String> driverIds = m_loader.findDrivers(locators, dict);
    Assert.assertEquals("should not be an empty list", 2, driverIds.size());
}

Example 5 with DriverLocator

use of org.osgi.service.device.DriverLocator in project felix by apache.

the class DriverLoaderTest method findDriversNoDriverLocators.

/**
 * test whether the driver loader can handle a situation where
 * there are no DriverLocators.
 */
@Test
public void findDriversNoDriverLocators() {
    List<DriverLocator> locators = new ArrayList<DriverLocator>();
    Set<String> driverIds = m_loader.findDrivers(locators, new Properties());
    Assert.assertTrue("should be an empty list", driverIds.size() == 0);
}