test/jdk/sun/tools/jcmd/TestJcmdDefaults.java

rev 48243 : 8189102: All tools should support -?, -h and --help
Reviewed-by: kvn, jjg, weijun, alanb, rfield, ksrini

*** 50,73 ****
      private static final String TEST_SRC = System.getProperty("test.src").trim();
      private static final String[] VM_ARGS = new String[] { "-XX:+UsePerfData" };
      private static final String JCMD_LIST_REGEX = "(?s)^\\d+\\s*.*";
  
      public static void main(String[] args) throws Exception {
          testJcmdUsage("-h");
!         testJcmdUsage("-help");
          testJcmdDefaults();
          testJcmdDefaults("-l");
      }
  
      /**
       * jcmd -J-XX:+UsePerfData -h
!      * jcmd -J-XX:+UsePerfData -help
       */
      private static void testJcmdUsage(String... jcmdArgs) throws Exception {
          OutputAnalyzer output = JcmdBase.jcmdNoPid(VM_ARGS, jcmdArgs);
  
!         assertNotEquals(output.getExitValue(), 0);
          verifyOutputAgainstFile(output);
      }
  
      /**
       * jcmd -J-XX:+UsePerfData
--- 50,75 ----
      private static final String TEST_SRC = System.getProperty("test.src").trim();
      private static final String[] VM_ARGS = new String[] { "-XX:+UsePerfData" };
      private static final String JCMD_LIST_REGEX = "(?s)^\\d+\\s*.*";
  
      public static void main(String[] args) throws Exception {
+         testJcmdUsage("-?");
          testJcmdUsage("-h");
!         testJcmdUsage("--help");
          testJcmdDefaults();
          testJcmdDefaults("-l");
      }
  
      /**
+      * jcmd -J-XX:+UsePerfData -?
       * jcmd -J-XX:+UsePerfData -h
!      * jcmd -J-XX:+UsePerfData --help
       */
      private static void testJcmdUsage(String... jcmdArgs) throws Exception {
          OutputAnalyzer output = JcmdBase.jcmdNoPid(VM_ARGS, jcmdArgs);
  
!         assertEquals(output.getExitValue(), 0);
          verifyOutputAgainstFile(output);
      }
  
      /**
       * jcmd -J-XX:+UsePerfData