FELIX-5084 Add a mock based test for BundleTracker
Patch applied on behalf of Christian Schneider with many thanks!
git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1718857 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/framework/src/test/java/org/osgi/util/tracker/BundleTrackerTest.java b/framework/src/test/java/org/osgi/util/tracker/BundleTrackerTest.java
new file mode 100644
index 0000000..a534462
--- /dev/null
+++ b/framework/src/test/java/org/osgi/util/tracker/BundleTrackerTest.java
@@ -0,0 +1,65 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.osgi.util.tracker;
+
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import org.junit.Test;
+import org.mockito.ArgumentCaptor;
+import org.mockito.Mockito;
+import org.osgi.framework.Bundle;
+import org.osgi.framework.BundleContext;
+import org.osgi.framework.BundleEvent;
+import org.osgi.framework.BundleListener;
+
+/**
+ * Checks that BundleTracker actually tracks and untracks a bundle that is entering and then
+ * leaving the observed states
+ */
+public class BundleTrackerTest {
+
+ @Test
+ public void testTracking() {
+ Bundle bundle = mock(Bundle.class);
+ when(bundle.getState()).thenReturn(Bundle.ACTIVE);
+
+ BundleContext context = Mockito.mock(BundleContext.class);
+
+ @SuppressWarnings("unchecked")
+ BundleTrackerCustomizer<Bundle> customizer = mock(BundleTrackerCustomizer.class);
+ when(customizer.addingBundle(Mockito.eq(bundle), Mockito.any(BundleEvent.class))).thenReturn(bundle);
+
+ BundleTracker<Bundle> tracker = new BundleTracker<Bundle>(context , Bundle.ACTIVE | Bundle.STARTING, customizer);
+ tracker.open();
+ ArgumentCaptor<BundleListener> listenerCaptor = ArgumentCaptor.forClass(BundleListener.class);
+ verify(context).addBundleListener(listenerCaptor.capture());
+ BundleListener listener = listenerCaptor.getValue();
+
+ BundleEvent startedEvent = new BundleEvent(BundleEvent.STARTED, bundle);
+ listener.bundleChanged(startedEvent);
+ verify(customizer).addingBundle(bundle, startedEvent);
+
+ when(bundle.getState()).thenReturn(Bundle.INSTALLED);
+ BundleEvent stoppedEvent = new BundleEvent(BundleEvent.STOPPED, bundle);
+ listener.bundleChanged(stoppedEvent);
+ verify(customizer).removedBundle(bundle, stoppedEvent, bundle);
+ }
+}