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  23 
  24 # @test
  25 # @bug 7121600 8016838
  26 # @summary Redefine a big class.
  27 # @author Daniel D. Daugherty
  28 #
  29 # @key intermittent
  30 # @modules java.instrument java.management
  31 # @run shell MakeJAR3.sh RedefineBigClassAgent 'Can-Redefine-Classes: true'
  32 # @run build BigClass RedefineBigClassApp NMTHelper
  33 # @run shell/timeout=600 RedefineBigClass.sh
  34 #
  35 
  36 if [ "${TESTJAVA}" = "" ]
  37 then
  38   echo "TESTJAVA not set.  Test cannot execute.  Failed."
  39   exit 1
  40 fi
  41 
  42 if [ "${COMPILEJAVA}" = "" ]
  43 then
  44   COMPILEJAVA="${TESTJAVA}"
  45 fi
  46 echo "COMPILEJAVA=${COMPILEJAVA}"
  47 
  48 if [ "${TESTSRC}" = "" ]
  49 then
  50   echo "TESTSRC not set.  Test cannot execute.  Failed."
  51   exit 1
  52 fi
  53 
  54 if [ "${TESTCLASSES}" = "" ]
  55 then
  56   echo "TESTCLASSES not set.  Test cannot execute.  Failed."
  57   exit 1
  58 fi
  59 
  60 JAVAC="${COMPILEJAVA}"/bin/javac
  61 JAVA="${TESTJAVA}"/bin/java
  62 
  63 # Does this VM support the 'detail' level of NMT?
  64 "${JAVA}" ${TESTVMOPTS} -XX:NativeMemoryTracking=detail -version
  65 if [ "$?" = 0 ]; then
  66     NMT=-XX:NativeMemoryTracking=detail
  67 else
  68     NMT=-XX:NativeMemoryTracking=summary
  69 fi
  70 
  71 "${JAVA}" ${TESTVMOPTS} \
  72     -XX:TraceRedefineClasses=3 ${NMT} \
  73     -javaagent:RedefineBigClassAgent.jar=BigClass.class \
  74     -classpath "${TESTCLASSES}" RedefineBigClassApp \
  75     > output.log 2>&1 
  76 result=$?
  77 
  78 cat output.log
  79 
  80 if [ "$result" = 0 ]; then
  81     echo "PASS: RedefineBigClassApp exited with status of 0."
  82 else
  83     echo "FAIL: RedefineBigClassApp exited with status of $result"
  84     exit "$result"
  85 fi
  86 
  87 MESG="Exception"
  88 grep "$MESG" output.log
  89 result=$?
  90 if [ "$result" = 0 ]; then
  91     echo "FAIL: found '$MESG' in the test output"
  92     result=1
  93 else
  94     echo "PASS: did NOT find '$MESG' in the test output"
  95     result=0
  96 fi
  97 
  98 exit $result