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/*
* 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());
}
}
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