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  23 
  24 # @test
  25 # @bug 6173575
  26 # @summary Unit tests for appendToBootstrapClassLoaderSearch and
  27 #   appendToSystemClasLoaderSearch methods.
  28 #
  29 # @modules java.instrument
  30 # @run shell/timeout=240 CircularityErrorTest.sh
  31 
  32 if [ "${TESTSRC}" = "" ]
  33 then
  34   echo "TESTSRC not set.  Test cannot execute.  Failed."
  35   exit 1
  36 fi
  37 
  38 if [ "${COMPILEJAVA}" = "" ]
  39 then
  40   COMPILEJAVA="${TESTJAVA}"
  41 fi
  42 
  43 . ${TESTSRC}/CommonSetup.sh
  44 
  45 # Setup to create circularity condition
  46 
  47 # B extends A
  48 # This yields us A.jar (containing A.class) and B.keep (class file)
  49 rm -f "${TESTCLASSES}"/A.java "${TESTCLASSES}"/B.java
  50 cp "${TESTSRC}"/A.1 "${TESTCLASSES}"/A.java
  51 cp "${TESTSRC}"/B.1 "${TESTCLASSES}"/B.java
  52 (cd "${TESTCLASSES}"; \
  53     $JAVAC ${TESTJAVACOPTS} ${TESTTOOLVMOPTS} A.java B.java; \
  54     $JAVAC ${TESTJAVACOPTS} ${TESTTOOLVMOPTS} -d . "${TESTSRC}"/CircularityErrorTest.java; \
  55     $JAR ${TESTTOOLVMOPTS} cf A.jar A.class; \
  56     rm -f A.class; mv B.class B.keep)
  57 
  58 # A extends B
  59 # This yields us A.class
  60 rm -f "${TESTCLASSES}"/A.java "${TESTCLASSES}"/B.java
  61 cp "${TESTSRC}"/A.2 "${TESTCLASSES}"/A.java
  62 cp "${TESTSRC}"/B.2 "${TESTCLASSES}"/B.java
  63 (cd "${TESTCLASSES}"; \
  64      $JAVAC ${TESTJAVACOPTS} ${TESTTOOLVMOPTS} A.java B.java; rm -f B.class A.java B.java)
  65 
  66 # Move B.keep to B.class creates the A extends B and
  67 # B extends A condition.
  68 (cd "${TESTCLASSES}"; mv B.keep B.class)
  69 
  70 # Create the manifest
  71 MANIFEST="${TESTCLASSES}"/agent.mf
  72 rm -f "${MANIFEST}"
  73 echo "Premain-Class: CircularityErrorTest" > "${MANIFEST}"
  74 
  75 # Setup test case as an agent
  76 $JAR ${TESTTOOLVMOPTS} -cfm "${TESTCLASSES}"/CircularityErrorTest.jar "${MANIFEST}" \
  77   -C "${TESTCLASSES}" CircularityErrorTest.class
  78 
  79 # Finally we run the test
  80 (cd "${TESTCLASSES}";
  81   $JAVA ${TESTVMOPTS} -javaagent:CircularityErrorTest.jar CircularityErrorTest)