Initial code drop of yang model driven configuration system

[controller.git] / opendaylight / config / yang-store-impl / src / test / java / org / opendaylight / controller / config / yang / store / impl / ExtenderYangTrackerTest.java

diff --git a/opendaylight/config/yang-store-impl/src/test/java/org/opendaylight/controller/config/yang/store/impl/ExtenderYangTrackerTest.java b/opendaylight/config/yang-store-impl/src/test/java/org/opendaylight/controller/config/yang/store/impl/ExtenderYangTrackerTest.java
new file mode 100644 (file)
index 0000000..e40d734
--- /dev/null
+++ b/opendaylight/config/yang-store-impl/src/test/java/org/opendaylight/controller/config/yang/store/impl/ExtenderYangTrackerTest.java
@@ -0,0 +1,137 @@
+/*
+ * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.controller.config.yang.store.impl;
+
+import static org.junit.Assert.assertEquals;
+import static org.mockito.Matchers.anyCollectionOf;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.verifyNoMoreInteractions;
+
+import java.io.InputStream;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.util.Enumeration;
+import java.util.List;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.opendaylight.controller.config.yang.store.api.YangStoreException;
+import org.opendaylight.controller.config.yang.store.api.YangStoreSnapshot;
+import org.osgi.framework.Bundle;
+import org.osgi.framework.BundleContext;
+
+import com.google.common.collect.Lists;
+
+public class ExtenderYangTrackerTest {
+
+    @Mock
+    private BundleContext context;
+    private ExtenderYangTracker tested;
+    @Mock
+    private MbeParser parser;
+    @Mock
+    private YangStoreSnapshot yangStoreSnapshot;
+
+    @Before
+    public void setUp() throws YangStoreException {
+        MockitoAnnotations.initMocks(this);
+        doReturn("context").when(context).toString();
+        tested = new ExtenderYangTracker(context, parser);
+        doReturn(yangStoreSnapshot).when(parser).parseYangFiles(
+                anyCollectionOf(InputStream.class));
+        doReturn(22).when(yangStoreSnapshot).countModuleMXBeanEntries();
+        doReturn("mock yang store").when(yangStoreSnapshot).toString();
+    }
+
+    @Test
+    public void testCache() throws MalformedURLException, YangStoreException,
+            InterruptedException {
+        Bundle bundle = getMockedBundle(5, false);
+        tested.addingBundle(bundle, null);
+        bundle = getMockedBundle(2, false);
+        tested.addingBundle(bundle, null);
+        bundle = getMockedBundle(10, false);
+        tested.addingBundle(bundle, null);
+        YangStoreSnapshot returnedStore;
+
+        returnedStore = tested.getYangStoreSnapshot();
+
+        assertEquals(yangStoreSnapshot, returnedStore);
+
+        tested.removedBundle(bundle, null, null);
+        tested.getYangStoreSnapshot();
+
+        bundle = getMockedBundle(10, false);
+        tested.addingBundle(bundle, null);
+
+        tested.getYangStoreSnapshot();
+
+        verify(parser, times(3)).parseYangFiles(
+                anyCollectionOf(InputStream.class));
+
+        returnedStore = tested.getYangStoreSnapshot();
+
+        verifyNoMoreInteractions(parser);
+        assertEquals(yangStoreSnapshot, returnedStore);
+    }
+
+    int bundleCounter = 1;
+
+    private Bundle getMockedBundle(int sizeOfUrls, boolean system)
+            throws MalformedURLException {
+        Bundle mock = mock(Bundle.class);
+
+        List<URL> urls = Lists.newArrayList();
+        for (int i = 0; i < sizeOfUrls; i++) {
+            urls.add(new URL("http://127.0." + bundleCounter++ + "." + i));
+        }
+        Enumeration<URL> abc = new TestEnumeration(urls);
+
+        doReturn(abc).when(mock).findEntries("META-INF/yang", "*.yang", false);
+        if (system)
+            doReturn(0L).when(mock).getBundleId();
+        else
+            doReturn(1L).when(mock).getBundleId();
+
+        doReturn("mockedBundle").when(mock).toString();
+
+        return mock;
+    }
+
+    private static final class TestEnumeration implements Enumeration<URL> {
+
+        private final List<URL> urls;
+        int currentPos = 0;
+
+        public TestEnumeration(List<URL> urls) {
+            this.urls = urls;
+        }
+
+        @Override
+        public boolean hasMoreElements() {
+            try {
+                urls.get(currentPos);
+            } catch (IndexOutOfBoundsException e) {
+                return false;
+            }
+            return true;
+        }
+
+        @Override
+        public URL nextElement() {
+            URL url = urls.get(currentPos++);
+            return url;
+        }
+
+    }
+}