| package org.apache.helix.zookeeper.util; |
| |
| /* |
| * 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. |
| */ |
| |
| import java.io.IOException; |
| import java.util.Collection; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.stream.Collectors; |
| |
| import com.google.common.collect.ImmutableSet; |
| import org.apache.helix.msdcommon.constant.MetadataStoreRoutingConstants; |
| import org.apache.helix.msdcommon.datamodel.MetadataStoreRoutingData; |
| import org.apache.helix.msdcommon.exception.InvalidRoutingDataException; |
| import org.apache.helix.msdcommon.mock.MockMetadataStoreDirectoryServer; |
| import org.apache.helix.zookeeper.constant.TestConstants; |
| import org.apache.helix.zookeeper.impl.ZkTestBase; |
| import org.apache.helix.zookeeper.routing.RoutingDataManager; |
| import org.testng.Assert; |
| import org.testng.annotations.AfterClass; |
| import org.testng.annotations.BeforeClass; |
| import org.testng.annotations.Test; |
| |
| |
| public class TestRoutingDataManager extends ZkTestBase { |
| private MockMetadataStoreDirectoryServer _msdsServer; |
| private static final String HOST = "localhost"; |
| private static final int PORT = 1991; |
| private static final String NAMESPACE = "TestRoutingDataManager"; |
| private static final String MSDS_ENDPOINT = |
| "http://" + HOST + ":" + PORT + "/admin/v2/namespaces/" + NAMESPACE; |
| |
| @BeforeClass |
| public void beforeClass() throws IOException { |
| // Start MockMSDS |
| _msdsServer = new MockMetadataStoreDirectoryServer(HOST, PORT, NAMESPACE, |
| TestConstants.FAKE_ROUTING_DATA); |
| _msdsServer.startServer(); |
| |
| // Register the endpoint as a System property |
| System.setProperty(MetadataStoreRoutingConstants.MSDS_SERVER_ENDPOINT_KEY, MSDS_ENDPOINT); |
| |
| // Reset RoutingDataManager |
| RoutingDataManager.getInstance().reset(); |
| } |
| |
| @AfterClass |
| public void afterClass() { |
| _msdsServer.stopServer(); |
| } |
| |
| @Test |
| public void testGetRawRoutingData() { |
| Map<String, List<String>> rawRoutingData = RoutingDataManager.getInstance().getRawRoutingData(); |
| TestConstants.FAKE_ROUTING_DATA.forEach((realm, keys) -> Assert |
| .assertEquals(new HashSet(rawRoutingData.get(realm)), new HashSet(keys))); |
| } |
| |
| @Test(dependsOnMethods = "testGetRawRoutingData") |
| public void testGetMetadataStoreRoutingData() throws InvalidRoutingDataException { |
| MetadataStoreRoutingData data = RoutingDataManager.getInstance().getMetadataStoreRoutingData(); |
| Map<String, String> allMappings = data.getAllMappingUnderPath("/"); |
| Map<String, Set<String>> groupedMappings = allMappings.entrySet().stream().collect(Collectors |
| .groupingBy(Map.Entry::getValue, |
| Collectors.mapping(Map.Entry::getKey, Collectors.toSet()))); |
| |
| TestConstants.FAKE_ROUTING_DATA.forEach((realm, keys) -> { |
| Assert.assertEquals(groupedMappings.get(realm), new HashSet(keys)); |
| }); |
| } |
| |
| /** |
| * Test that the static methods in HttpRoutingDataReader returns consistent results even though MSDS's data have been updated. |
| */ |
| @Test(dependsOnMethods = "testGetMetadataStoreRoutingData") |
| public void testStaticMapping() throws IOException, InvalidRoutingDataException { |
| // Modify routing data |
| String newRealm = "newRealm"; |
| Map<String, Collection<String>> newRoutingData = new HashMap<>(TestConstants.FAKE_ROUTING_DATA); |
| newRoutingData.put(newRealm, ImmutableSet.of("/newKey")); |
| |
| // Kill MSDS and restart with a new mapping |
| _msdsServer.stopServer(); |
| _msdsServer = new MockMetadataStoreDirectoryServer(HOST, PORT, NAMESPACE, newRoutingData); |
| _msdsServer.startServer(); |
| |
| // HttpRoutingDataReader should still return old data because it's static |
| // Make sure the results don't contain the new realm |
| Map<String, List<String>> rawRoutingData = RoutingDataManager.getInstance().getRawRoutingData(); |
| Assert.assertFalse(rawRoutingData.containsKey(newRealm)); |
| |
| // Remove newRealm and check for equality |
| newRoutingData.remove(newRealm); |
| Assert.assertEquals(rawRoutingData.keySet(), TestConstants.FAKE_ROUTING_DATA.keySet()); |
| TestConstants.FAKE_ROUTING_DATA.forEach((realm, keys) -> Assert |
| .assertEquals(new HashSet(rawRoutingData.get(realm)), new HashSet(keys))); |
| |
| MetadataStoreRoutingData data = RoutingDataManager.getInstance().getMetadataStoreRoutingData(); |
| Map<String, String> allMappings = data.getAllMappingUnderPath("/"); |
| Map<String, Set<String>> groupedMappings = allMappings.entrySet().stream().collect(Collectors |
| .groupingBy(Map.Entry::getValue, |
| Collectors.mapping(Map.Entry::getKey, Collectors.toSet()))); |
| Assert.assertFalse(groupedMappings.containsKey(newRealm)); |
| } |
| } |