/* * Copyright 2009 Amit Levy, Jeff Prouty, Rylan Hawkins * * Licensed 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 edu.washington.cs.cse490h.donut.service; import static org.easymock.EasyMock.createMock; import static org.easymock.EasyMock.expect; import static org.easymock.EasyMock.replay; import static org.easymock.EasyMock.verify; import static org.junit.Assert.assertArrayEquals; import org.junit.After; import org.junit.Before; import org.junit.Test; import edu.washington.cs.cse490h.donut.business.EntryKey; import edu.washington.cs.cse490h.donut.business.KeyId; import edu.washington.cs.cse490h.donut.business.Node; import edu.washington.cs.cse490h.donut.business.TNode; import edu.washington.cs.cse490h.donut.util.KeyIdUtil; /** * @author alevy */ public class DonutHashRequestServiceTest { private LocatorClientFactory clientFactoryMock; private Node node; private KeyLocator.Iface curLocatorMock; private KeyLocator.Iface nextLocatorMock; @Before public void setUp() throws Exception { clientFactoryMock = createMock(LocatorClientFactory.class); curLocatorMock = createMock(KeyLocator.Iface.class); node = new Node("localhost", 8080, null); nextLocatorMock = createMock(KeyLocator.Iface.class); } @After public void tearDown() throws Exception { verify(clientFactoryMock); verify(curLocatorMock); verify(nextLocatorMock); } @Test public void testGet() throws Exception { DonutHashRequestService requestService = new DonutHashRequestService(node, clientFactoryMock); String keyStr = "hello world"; KeyId keyId = KeyIdUtil.generateKeyId(keyStr); byte[] value = "value".getBytes(); TNode successor = new TNode("successor", 8080, new KeyId(1)); expect(clientFactoryMock.get(node.getTNode())).andReturn(curLocatorMock); expect(curLocatorMock.findSuccessor(keyId)).andReturn(successor); clientFactoryMock.release(node.getTNode()); expect(clientFactoryMock.get(successor)).andReturn(nextLocatorMock); expect(nextLocatorMock.get(new EntryKey(keyId, keyStr))).andReturn(value); clientFactoryMock.release(successor); replay(clientFactoryMock, nextLocatorMock, curLocatorMock); assertArrayEquals(value, requestService.get(keyStr)); } @Test public void testPut() throws Exception { DonutHashRequestService requestService = new DonutHashRequestService(node, clientFactoryMock); String keyStr = "hello world"; KeyId keyId = KeyIdUtil.generateKeyId(keyStr); byte[] value = "value".getBytes(); TNode successor = new TNode("successor", 8080, new KeyId(1)); expect(clientFactoryMock.get(node.getTNode())).andReturn(curLocatorMock); expect(curLocatorMock.findSuccessor(keyId)).andReturn(successor); clientFactoryMock.release(node.getTNode()); expect(clientFactoryMock.get(successor)).andReturn(nextLocatorMock); nextLocatorMock.put(new EntryKey(keyId, keyStr), value); clientFactoryMock.release(successor); replay(clientFactoryMock, nextLocatorMock, curLocatorMock); requestService.put(keyStr, value); } @Test public void testRemove() throws Exception { DonutHashRequestService requestService = new DonutHashRequestService(node, clientFactoryMock); String keyStr = "hello world"; KeyId keyId = KeyIdUtil.generateKeyId(keyStr); TNode successor = new TNode("successor", 8080, new KeyId(1)); expect(clientFactoryMock.get(node.getTNode())).andReturn(curLocatorMock); expect(curLocatorMock.findSuccessor(keyId)).andReturn(successor); clientFactoryMock.release(node.getTNode()); expect(clientFactoryMock.get(successor)).andReturn(nextLocatorMock); nextLocatorMock.remove(new EntryKey(keyId, keyStr)); clientFactoryMock.release(successor); replay(clientFactoryMock, nextLocatorMock, curLocatorMock); requestService.remove(keyStr); } }