Github user tgravescs commented on a diff in the pull request: https://github.com/apache/spark/pull/15009#discussion_r105273069 --- Diff: resource-managers/yarn/src/test/scala/org/apache/spark/deploy/yarn/YarnClusterSuite.scala --- @@ -193,6 +193,74 @@ class YarnClusterSuite extends BaseYarnClusterSuite { } } + test("monitor app using launcher library for thread") { + val env = new JHashMap[String, String]() + env.put("YARN_CONF_DIR", hadoopConfDir.getAbsolutePath()) + + val propsFile = createConfFile() + val handle = new SparkLauncher(env) + .setSparkHome(sys.props("spark.test.home")) + .setConf("spark.ui.enabled", "false") + .setPropertiesFile(propsFile) + .setMaster("yarn") + .setDeployMode("cluster") + .launchAsThread(true) + .setAppResource(SparkLauncher.NO_RESOURCE) + .setMainClass(mainClassName(YarnLauncherTestApp.getClass)) + .startApplication() + + try { + eventually(timeout(30 seconds), interval(100 millis)) { + handle.getState() should be (SparkAppHandle.State.RUNNING) + } + + handle.getAppId() should not be (null) + handle.getAppId() should startWith ("application_") + handle.stop() + + eventually(timeout(30 seconds), interval(100 millis)) { + handle.getState() should be (SparkAppHandle.State.KILLED) + } + } finally { + handle.kill() + } + } + + test("monitor app using launcher library for thread with auto shutdown") { + val env = new JHashMap[String, String]() + env.put("YARN_CONF_DIR", hadoopConfDir.getAbsolutePath()) + + val propsFile = createConfFile() + val handle = new SparkLauncher(env) + .setSparkHome(sys.props("spark.test.home")) + .setConf("spark.ui.enabled", "false") + .setPropertiesFile(propsFile) + .setMaster("yarn") + .setDeployMode("cluster") + .launchAsThread(true) + .autoShutdown() + .setAppResource(SparkLauncher.NO_RESOURCE) + .setMainClass(mainClassName(YarnLauncherTestApp.getClass)) + .startApplication() + + try { + eventually(timeout(30 seconds), interval(100 millis)) { + handle.getState() should be (SparkAppHandle.State.RUNNING) + } + + handle.getAppId() should not be (null) + handle.getAppId() should startWith ("application_") + handle.disconnect() + --- End diff -- remove extra newline
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