| /** |
| * 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.apex.malhar.contrib.couchdb; |
| |
| import java.util.Map; |
| |
| import org.codehaus.jackson.JsonNode; |
| import org.codehaus.jackson.map.ObjectMapper; |
| import org.codehaus.jackson.node.ObjectNode; |
| import org.ektorp.CouchDbConnector; |
| import org.ektorp.DbPath; |
| import org.ektorp.ViewQuery; |
| import org.ektorp.http.HttpClient; |
| import org.ektorp.http.StdHttpClient; |
| import org.ektorp.impl.StdCouchDbInstance; |
| |
| /** |
| * <br>A helper class that setups the couch db for testing |
| * |
| * @since 0.3.5 |
| */ |
| public class CouchDBTestHelper |
| { |
| public static final String TEST_DB = "CouchDbTest"; |
| public static final String DESIGN_DOC_ID = "_design/CouchDbTest"; |
| public static final String TEST_VIEW = "testView"; |
| private static CouchDbConnector connector; |
| private static final ObjectMapper mapper = new ObjectMapper(); |
| |
| |
| public static ViewQuery createAndFetchViewQuery() |
| { |
| if (!connector.contains(DESIGN_DOC_ID)) { |
| //The design document doesn't exist in the database so we create it. |
| JsonNode rootNode = mapper.createObjectNode(); |
| ((ObjectNode)rootNode).put("language", "javascript"); |
| ((ObjectNode)rootNode).putObject("views").putObject(TEST_VIEW).put("map", "function(doc) {\n emit(doc._id, doc);\n}"); |
| connector.create(DESIGN_DOC_ID, rootNode); |
| } |
| return new ViewQuery().designDocId(DESIGN_DOC_ID).viewName(TEST_VIEW); |
| } |
| |
| public static void insertDocument(Map<String, String> dbTuple) |
| { |
| connector.create(dbTuple); |
| } |
| |
| public static void insertDocument(Object dbTuple) |
| { |
| connector.create(dbTuple); |
| } |
| |
| public static JsonNode fetchDocument(String docId) |
| { |
| return connector.get(JsonNode.class, docId); |
| } |
| |
| public static int getTotalDocuments() |
| { |
| return connector.queryView(createAndFetchViewQuery()).getTotalRows(); |
| } |
| |
| static void setup() |
| { |
| StdHttpClient.Builder builder = new StdHttpClient.Builder(); |
| HttpClient httpClient = builder.build(); |
| StdCouchDbInstance instance = new StdCouchDbInstance(httpClient); |
| DbPath dbPath = new DbPath(TEST_DB); |
| if (instance.checkIfDbExists((dbPath))) { |
| instance.deleteDatabase(dbPath.getPath()); |
| } |
| connector = instance.createConnector(TEST_DB, true); |
| } |
| |
| static void teardown() |
| { |
| StdHttpClient.Builder builder = new StdHttpClient.Builder(); |
| HttpClient httpClient = builder.build(); |
| StdCouchDbInstance instance = new StdCouchDbInstance(httpClient); |
| DbPath dbPath = new DbPath(TEST_DB); |
| if (instance.checkIfDbExists((dbPath))) { |
| instance.deleteDatabase(dbPath.getPath()); |
| } |
| } |
| } |