Github user vanzin commented on a diff in the pull request: https://github.com/apache/spark/pull/15009#discussion_r106231320 --- Diff: core/src/test/java/org/apache/spark/launcher/SparkLauncherSuite.java --- @@ -175,6 +175,37 @@ public void testChildProcLauncher() throws Exception { .setConf(SparkLauncher.DRIVER_EXTRA_CLASSPATH, System.getProperty("java.class.path")) .addSparkArg(opts.CLASS, "ShouldBeOverriddenBelow") .setMainClass(SparkLauncherTestApp.class.getName()) + .autoShutdown() + .addAppArgs("proc"); + final Process app = launcher.launch(); + + new OutputRedirector(app.getInputStream(), TF); + new OutputRedirector(app.getErrorStream(), TF); + assertEquals(0, app.waitFor()); + } + + @Test + public void testThreadLauncher() throws Exception { + // This test is failed on Windows due to the failure of initiating executors + // by the path length limitation. See SPARK-18718. + assumeTrue(!Utils.isWindows()); + + SparkSubmitOptionParser opts = new SparkSubmitOptionParser(); + Map<String, String> env = new HashMap<>(); + env.put("SPARK_PRINT_LAUNCH_COMMAND", "1"); + + launcher + .setMaster("local") + .setAppResource(SparkLauncher.NO_RESOURCE) + .addSparkArg(opts.CONF, --- End diff -- You don't need this, already tested in other test.
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