1 files changed, 101 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/extensibility/src/test/java/org/apache/tuscany/sca/extensibility/ServiceDiscoveryTestCase.java b/sca-java-2.x/tags/2.0.1-RC1/modules/extensibility/src/test/java/org/apache/tuscany/sca/extensibility/ServiceDiscoveryTestCase.java
new file mode 100644
index 0000000000..e13a47cc1b
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/extensibility/src/test/java/org/apache/tuscany/sca/extensibility/ServiceDiscoveryTestCase.java
@@ -0,0 +1,101 @@
+/*
+ * 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.extensibility;
+
+import java.util.Collection;
+import java.util.Iterator;
+
+import org.apache.tuscany.sca.extensibility.test.TestInterface;
+import org.junit.Assert;
+import org.junit.Test;
+
+/**
+ * 
+ */
+public class ServiceDiscoveryTestCase {
+    private static final String NAME = "org.apache.tuscany.sca.extensibility.test.TestInterface";
+
+    @Test
+    public void testRanking() throws Exception {
+        ServiceDeclaration sd = ServiceDiscovery.getInstance().getServiceDeclaration(NAME);
+        Assert.assertEquals("org.apache.tuscany.sca.extensibility.test.Test2Impl", sd.getClassName());
+
+        Collection<ServiceDeclaration> sds = ServiceDiscovery.getInstance().getServiceDeclarations(NAME);
+        Assert.assertEquals(3, sds.size());
+
+        sds = ServiceDiscovery.getInstance().getServiceDeclarations(NAME, true);
+        Assert.assertEquals(3, sds.size());
+        Iterator<ServiceDeclaration> it = sds.iterator();
+        ServiceDeclaration sd1 = it.next();
+        ServiceDeclaration sd2 = it.next();
+        Assert.assertEquals("org.apache.tuscany.sca.extensibility.test.Test2Impl", sd1.getClassName());
+        Assert.assertEquals("org.apache.tuscany.sca.extensibility.test.TestImpl", sd2.getClassName());
+    }
+
+    @Test
+    public void testServiceType() throws Exception {
+        ServiceDeclaration sd = ServiceDiscovery.getInstance().getServiceDeclaration(TestInterface.class);
+        Assert.assertEquals("org.apache.tuscany.sca.extensibility.test.Test2Impl", sd.getClassName());
+
+        Collection<ServiceDeclaration> sds = ServiceDiscovery.getInstance().getServiceDeclarations(TestInterface.class);
+        Assert.assertEquals(2, sds.size());
+
+        sds = ServiceDiscovery.getInstance().getServiceDeclarations(TestInterface.class, true);
+        Assert.assertEquals(2, sds.size());
+        Iterator<ServiceDeclaration> it = sds.iterator();
+        ServiceDeclaration sd1 = it.next();
+        ServiceDeclaration sd2 = it.next();
+        Assert.assertEquals("org.apache.tuscany.sca.extensibility.test.Test2Impl", sd1.getClassName());
+        Assert.assertEquals("org.apache.tuscany.sca.extensibility.test.TestImpl", sd2.getClassName());
+    }
+    
+    @Test
+    /**
+     * Test if the external attributes override the one in the META-INF/services/<SPI>
+     */
+    public void testAttributes() throws Exception {
+        ServiceDiscovery serviceDiscovery = ServiceDiscovery.getInstance(new ContextClassLoaderServiceDiscoverer());
+        serviceDiscovery.setAttribute(TestInterface.class.getName(), "attr", "value");
+        serviceDiscovery.setAttribute(TestInterface.class.getName(), "attr1", "value1");
+        for (ServiceDeclaration sd : serviceDiscovery.getServiceDeclarations(TestInterface.class)) {
+            Assert.assertEquals("value1", sd.getAttributes().get("attr1"));
+            Assert.assertEquals("value", sd.getAttributes().get("attr"));
+        }
+    }
+
+    @Test
+    public void testFilter() throws Exception {
+        Collection<ServiceDeclaration> sds =
+            ServiceDiscovery.getInstance().getServiceDeclarations(TestInterface.class, "(attr=abc)");
+
+        Assert.assertEquals(1, sds.size());
+
+        Iterator<ServiceDeclaration> it = sds.iterator();
+        ServiceDeclaration sd1 = it.next();
+        Assert.assertEquals("org.apache.tuscany.sca.extensibility.test.Test2Impl", sd1.getClassName());
+
+        sds = ServiceDiscovery.getInstance().getServiceDeclarations(TestInterface.class, "(attr=1*)");
+        Assert.assertEquals(1, sds.size());
+        it = sds.iterator();
+        sd1 = it.next();
+        Assert.assertEquals("org.apache.tuscany.sca.extensibility.test.TestImpl", sd1.getClassName());
+    }
+
+}