Java tutorial
/** * 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 com.sequenceiq.ambari.shell.support; import static org.junit.Assert.assertEquals; import java.io.File; import java.io.FileInputStream; import java.io.IOException; import java.util.Collections; import java.util.HashMap; import java.util.List; import java.util.Map; import org.apache.commons.io.IOUtils; import org.junit.Test; public class TableRendererTest { @Test public void testRenderMultiValueMap() throws IOException { Map<String, List<String>> map = new HashMap<String, List<String>>(); map.put("HDFS", Collections.singletonList("DATANODE")); map.put("MAPREDUCE2", Collections.singletonList("HISTORYSERVER")); map.put("ZOOKEEPER", Collections.singletonList("ZOOKEEPER_SERVER")); assertEquals(IOUtils.toString(new FileInputStream(new File("src/test/resources/2columns"))), TableRenderer.renderMultiValueMap(map, "SERVICE", "COMPONENT")); } @Test public void testRenderMapValueMap() throws IOException { Map<String, Map<String, String>> map = new HashMap<String, Map<String, String>>(); map.put("HDFS", Collections.singletonMap("DATANODE", "STARTED")); map.put("MAPREDUCE2", Collections.singletonMap("HISTORYSERVER", "STARTED")); map.put("ZOOKEEPER", Collections.singletonMap("ZOOKEEPER_SERVER", "INSTALLED")); assertEquals(IOUtils.toString(new FileInputStream(new File("src/test/resources/3columns"))), TableRenderer.renderMapValueMap(map, "SERVICE", "COMPONENT", "STATE")); } }