1 files changed, 117 insertions, 0 deletions
diff --git a/java/broker/src/test/java/org/apache/qpid/server/configuration/startup/PluginRecovererTest.java b/java/broker/src/test/java/org/apache/qpid/server/configuration/startup/PluginRecovererTest.java
new file mode 100644
index 0000000000..42fd742407
--- /dev/null
+++ b/java/broker/src/test/java/org/apache/qpid/server/configuration/startup/PluginRecovererTest.java
@@ -0,0 +1,117 @@
+/*
+ *
+ * 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.apache.qpid.server.configuration.startup;
+
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.UUID;
+
+import junit.framework.TestCase;
+
+import org.apache.qpid.server.configuration.ConfigurationEntry;
+import org.apache.qpid.server.configuration.IllegalConfigurationException;
+import org.apache.qpid.server.model.Broker;
+import org.apache.qpid.server.model.ConfiguredObject;
+import org.apache.qpid.server.model.Plugin;
+import org.apache.qpid.server.plugin.PluginFactory;
+import org.apache.qpid.server.plugin.QpidServiceLoader;
+
+public class PluginRecovererTest extends TestCase
+{
+    private UUID _id;
+    private Map<String, Object> _attributes;
+
+    private PluginFactory _factory;
+    private QpidServiceLoader<PluginFactory> _pluginFactoryServiceLoader;
+    private Broker _broker;
+    private ConfigurationEntry _configurationEntry;
+
+    @SuppressWarnings("unchecked")
+    protected void setUp() throws Exception
+    {
+        super.setUp();
+        _id = UUID.randomUUID();
+        _attributes = new HashMap<String, Object>();
+
+        _factory = mock(PluginFactory.class);
+
+        _pluginFactoryServiceLoader = mock(QpidServiceLoader.class);
+        when(_pluginFactoryServiceLoader.instancesOf(PluginFactory.class)).thenReturn(Collections.singletonList(_factory ));
+
+        _broker = mock(Broker.class);
+
+        _configurationEntry = mock(ConfigurationEntry.class);
+        when(_configurationEntry.getId()).thenReturn(_id);
+        when(_configurationEntry.getAttributes()).thenReturn(_attributes);
+    }
+
+    public void testCreate()
+    {
+        Plugin pluginFromFactory = mock(Plugin.class);
+        when(pluginFromFactory.getId()).thenReturn(_id);
+        when(_factory.createInstance(_id, _attributes, _broker)).thenReturn(pluginFromFactory);
+
+        PluginRecoverer pluginRecoverer = new PluginRecoverer(_pluginFactoryServiceLoader);
+        ConfiguredObject pluginFromRecoverer = pluginRecoverer.create(null, _configurationEntry, _broker);
+        assertNotNull("Null group provider", pluginFromRecoverer);
+        assertSame("Unexpected plugin", pluginFromFactory, pluginFromRecoverer);
+        assertEquals("Unexpected ID", _id, pluginFromRecoverer.getId());
+    }
+
+    public void testCreateThrowsExceptionForUnexpectedId()
+    {
+        Plugin pluginFromFactory = mock(Plugin.class);
+        when(pluginFromFactory.getId()).thenReturn(UUID.randomUUID());
+        when(_factory.createInstance(_id, _attributes, _broker)).thenReturn(pluginFromFactory);
+
+        PluginRecoverer pluginRecoverer = new PluginRecoverer(_pluginFactoryServiceLoader);
+        try
+        {
+            pluginRecoverer.create(null, _configurationEntry, _broker);
+            fail("An exception should be thrown for incorrect id");
+        }
+        catch(IllegalStateException e)
+        {
+            //pass
+        }
+    }
+
+    public void testCreateThrowsExceptionWhenNoPluginIsCreated()
+    {
+        when(_factory.createInstance(_id, _attributes, _broker)).thenReturn(null);
+
+        PluginRecoverer pluginRecoverer = new PluginRecoverer(_pluginFactoryServiceLoader);
+        try
+        {
+            pluginRecoverer.create(null, _configurationEntry, _broker);
+            fail("Configuration exception should be thrown when plugin is not created");
+        }
+        catch(IllegalConfigurationException e)
+        {
+            // pass
+        }
+    }
+
+}