| /** |
| * 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 |
| * <p/> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p/> |
| * 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.bigtop.itest.hadoop.flink |
| |
| import org.apache.bigtop.itest.shell.Shell |
| import org.apache.commons.logging.Log |
| import org.apache.commons.logging.LogFactory |
| import org.junit.BeforeClass |
| import org.junit.AfterClass |
| import org.junit.Test |
| |
| import static org.junit.Assert.assertEquals |
| |
| class TestFlink { |
| static private Log LOG = LogFactory.getLog(Object.class) |
| |
| static Shell sh = new Shell("/bin/bash -s") |
| |
| static String cmdPrefix = "export HADOOP_CONF_DIR=/etc/hadoop/conf;HADOOP_USER_NAME=hdfs" |
| static private final String config_file = "/etc/flink/conf/flink-conf.yaml"; |
| |
| |
| private static void execCommand(String cmd) { |
| LOG.info(cmd) |
| |
| sh.exec("$cmdPrefix $cmd") |
| } |
| |
| @BeforeClass |
| static void setupTest() { |
| execCommand("hadoop fs -rm -r /flink"); |
| execCommand("hadoop fs -mkdir /flink") |
| execCommand("hadoop fs -put test.data /flink/") |
| } |
| |
| @AfterClass |
| static void tearDown() { |
| execCommand("hadoop fs -rm -r /flink") |
| } |
| |
| @Test |
| void testCheckRestfulAPI() { |
| // read JM address and port from conf |
| execCommand("awk '{if(/jobmanager.rpc.address:/) print \$2}' < "+ config_file); |
| final String jmhost = sh.out.join('\n'); |
| execCommand("awk '{if(/jobmanager.web.port:/) print \$2}' < "+config_file); |
| final String webPort = sh.out.join('\n'); |
| // check web API |
| execCommand("curl http://"+jmhost+":"+webPort+"/config"); |
| final String result = sh.out.join('\n'); |
| assert(result.contains("flink-version")); |
| } |
| |
| @Test |
| void testWordCountBatch() { |
| execCommand("flink run \$FLINK_HOME/examples/batch/WordCount.jar --input hdfs:///flink/test.data --output hdfs:///tmp/result.txt") |
| |
| execCommand("hadoop fs -cat /tmp/result.txt") |
| |
| String expected = |
| "black 5\n" + |
| "blue 11\n" + |
| "green 11\n" + |
| "white 5\n" + |
| "yellow 11"; |
| |
| String actual = sh.out.join('\n') |
| |
| assertEquals("Incorrect output", expected, actual) |
| } |
| } |