1 files changed, 207 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/core-spi/src/test/java/org/apache/tuscany/sca/context/DefaultContextFactoryExtensionPointTestCase.java b/sca-java-2.x/tags/2.0.1-RC1/modules/core-spi/src/test/java/org/apache/tuscany/sca/context/DefaultContextFactoryExtensionPointTestCase.java
new file mode 100644
index 0000000000..6486a5ed4f
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/core-spi/src/test/java/org/apache/tuscany/sca/context/DefaultContextFactoryExtensionPointTestCase.java
@@ -0,0 +1,207 @@
+/*
+ * 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.tuscany.sca.context;
+
+import org.apache.tuscany.sca.core.DefaultExtensionPointRegistry;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.junit.Assert;
+import org.junit.Test;
+
+/**
+ * This test case will test the class
+ * org.apache.tuscany.sca.context.DefaultContextFactoryExtensionPoint
+ *
+ * $Date$ $Rev$
+ */
+public class DefaultContextFactoryExtensionPointTestCase {
+
+    /**
+     * Tests adding/getting/removing a factory with no interfaces
+     */
+    @Test
+    public void testFactoryWithNoInterfaces() {
+        Object factory = new FactoryWithNoInterfaces();
+        Class<?>[] ifaces = {};
+        addGetRemoveFactory(factory, ifaces);
+    }
+
+    /**
+     * Tests adding/getting/removing a factory with one interface
+     */
+    @Test
+    public void testFactoryWithOneInterface() {
+        Object factory = new FactoryWithOneInterface();
+        Class<?>[] ifaces = { FactoryOneInterface.class };
+        addGetRemoveFactory(factory, ifaces);
+    }
+
+    /**
+     * Tests adding/getting/removing a factory with two interfaces
+     */
+    @Test
+    public void testFactoryWithTwoInterfaces() {
+        Object factory = new FactoryWithTwoInterfaces();
+        Class<?>[] ifaces = { FactoryTwoInterfacesA.class, FactoryTwoInterfacesB.class };
+        addGetRemoveFactory(factory, ifaces);
+    }
+
+    /**
+     * Tests having multiple factories registered
+     */
+    @Test
+    public void testMultipleFactories() {
+        // Create new factories
+        FactoryWithOneInterface factory1 = new FactoryWithOneInterface();
+        FactoryWithTwoInterfaces factory2 = new FactoryWithTwoInterfaces();
+
+        ExtensionPointRegistry registry = new DefaultExtensionPointRegistry();
+
+        // Register the factories
+        DefaultContextFactoryExtensionPoint ctxFactory = new DefaultContextFactoryExtensionPoint(registry);
+        ctxFactory.addFactory(factory1);
+        ctxFactory.addFactory(factory2);
+
+        // Re-get each of the factories
+        FactoryOneInterface regotFactory1 = ctxFactory.getFactory(FactoryOneInterface.class);
+        Assert.assertNotNull(regotFactory1);
+        Assert.assertSame(factory1, regotFactory1);
+        FactoryTwoInterfacesA regotFactory2A = ctxFactory.getFactory(FactoryTwoInterfacesA.class);
+        Assert.assertNotNull(regotFactory2A);
+        Assert.assertSame(factory2, regotFactory2A);
+        FactoryTwoInterfacesB regotFactory2B = ctxFactory.getFactory(FactoryTwoInterfacesB.class);
+        Assert.assertNotNull(regotFactory1);
+        Assert.assertSame(factory2, regotFactory2B);
+    }
+
+    /**
+     * Tests passing in null to addFactory()
+     */
+    @Test
+    public void testAddingNullFactory() {
+
+        ExtensionPointRegistry registry = new DefaultExtensionPointRegistry();
+        DefaultContextFactoryExtensionPoint ctxFactory = new DefaultContextFactoryExtensionPoint(registry);
+        try {
+            ctxFactory.addFactory(null);
+            Assert.fail("Should have thrown IllegalArgumentException");
+        } catch (IllegalArgumentException ex) {
+            // As expected
+        }
+    }
+
+    /**
+     * Test passing in null to removeFactory()
+     */
+    @Test
+    public void testRemovingNullFactory() {
+        ExtensionPointRegistry registry = new DefaultExtensionPointRegistry();
+        DefaultContextFactoryExtensionPoint ctxFactory = new DefaultContextFactoryExtensionPoint(registry);
+        try {
+            ctxFactory.removeFactory(null);
+            Assert.fail("Should have thrown IllegalArgumentException");
+        } catch (IllegalArgumentException ex) {
+            // As expected
+        }
+    }
+
+    /**
+     * Test passing in null to getFactory()
+     */
+    @Test
+    public void testGetNullFactory() {
+        ExtensionPointRegistry registry = new DefaultExtensionPointRegistry();
+        DefaultContextFactoryExtensionPoint ctxFactory = new DefaultContextFactoryExtensionPoint(registry);
+        try {
+            ctxFactory.getFactory(null);
+            Assert.fail("Should have thrown IllegalArgumentException");
+        } catch (IllegalArgumentException ex) {
+            // As expected
+        }
+    }
+
+    /**
+     * Utility method for testing adding and removing a factory
+     *
+     * @param factory The factory class to test
+     * @param factoryInterfaces The list of interfaces implemented by the factory
+     */
+    private void addGetRemoveFactory(Object factory, Class<?>[] factoryInterfaces) {
+        ExtensionPointRegistry registry = new DefaultExtensionPointRegistry();
+        DefaultContextFactoryExtensionPoint ctxFactory = new DefaultContextFactoryExtensionPoint(registry);
+
+        // Make sure factory not already present
+        for (Class<?> iface : factoryInterfaces) {
+            Assert.assertNull(ctxFactory.getFactory(iface));
+        }
+
+        // Add the factory
+        ctxFactory.addFactory(factory);
+
+        // Make sure we can get the factory recently registered factory
+        for (Class<?> iface : factoryInterfaces) {
+            Object regot = ctxFactory.getFactory(iface);
+            Assert.assertNotNull(regot);
+            Assert.assertSame(factory, regot);
+        }
+
+        // Remove the factory
+        ctxFactory.removeFactory(factory);
+
+        // Make sure factory is no longer registered
+        for (Class<?> iface : factoryInterfaces) {
+            Assert.assertNull(ctxFactory.getFactory(iface));
+        }
+    }
+
+    /**
+     * Simple factory with no interfaces
+     */
+    private class FactoryWithNoInterfaces {
+    }
+
+    /**
+     * Simple interface for the factory with one interface
+     */
+    private interface FactoryOneInterface {
+    }
+
+    /**
+     * Simple factory with one interface
+     */
+    private class FactoryWithOneInterface implements FactoryOneInterface {
+    }
+
+    /**
+     * Simple interface for the factory with two interfaces
+     */
+    private interface FactoryTwoInterfacesA {
+    }
+
+    /**
+     * Simple interface for the factory with two interfaces
+     */
+    private interface FactoryTwoInterfacesB {
+    }
+
+    /**
+     * Simple factory with two interfaces
+     */
+    private class FactoryWithTwoInterfaces implements FactoryTwoInterfacesA, FactoryTwoInterfacesB {
+    }
+}