jdk/test/java/lang/instrument/appendToClassLoaderSearch/ClassUnloadTest.sh
author shurailine
Tue, 27 Oct 2015 20:06:02 -0700
changeset 33402 1156d495a525
parent 30376 2ccf2cf7ea48
child 35960 fa7c192f3df9
permissions -rw-r--r--
8140336: Add @modules for exported dependencies to jdk_core tests Reviewed-by: alanb, mchung

#
# Copyright (c) 2005, 2015, Oracle and/or its affiliates. All rights reserved.
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
#
# This code is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License version 2 only, as
# published by the Free Software Foundation.
#
# This code is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
# version 2 for more details (a copy is included in the LICENSE file that
# accompanied this code).
#
# You should have received a copy of the GNU General Public License version
# 2 along with this work; if not, write to the Free Software Foundation,
# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
#
# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
# or visit www.oracle.com if you need additional information or have any
# questions.
#

# @test
# @bug 6173575
# @summary Unit tests for appendToBootstrapClassLoaderSearch and
#   appendToSystemClasLoaderSearch methods.
#
# @build ClassUnloadTest
# @run shell ClassUnloadTest.sh

if [ "${TESTSRC}" = "" ]
then
  echo "TESTSRC not set.  Test cannot execute.  Failed."
  exit 1
fi

. ${TESTSRC}/CommonSetup.sh

# Create Foo and Bar
# Foo has a reference to Bar but we deleted Bar so that
# a NoClassDefFoundError will be thrown when Foo tries to
# resolve the reference to Bar

OTHERDIR="${TESTCLASSES}"/other
mkdir "${OTHERDIR}"

FOO="${OTHERDIR}"/Foo.java
BAR="${OTHERDIR}"/Bar.java
rm -f "${FOO}" "${BAR}"

cat << EOF > "${FOO}"
  public class Foo {
      public static boolean doSomething() {
          try {
              Bar b = new Bar();
              return true;
          } catch (NoClassDefFoundError x) {
              return false;
          }
      }
  }
EOF

echo "public class Bar { }" > "${BAR}"

(cd "${OTHERDIR}"; \
  $JAVAC ${TESTJAVACOPTS} ${TESTTOOLVMOPTS} Foo.java Bar.java; \
  $JAR ${TESTTOOLVMOPTS} cf "${OTHERDIR}"/Bar.jar Bar.class; \
  rm -f Bar.class)

# Create the manifest
MANIFEST="${TESTCLASSES}"/agent.mf
rm -f "${MANIFEST}"
echo "Premain-Class: ClassUnloadTest" > "${MANIFEST}"

# Setup test case as an agent
$JAR ${TESTTOOLVMOPTS} -cfm "${TESTCLASSES}"/ClassUnloadTest.jar "${MANIFEST}" \
  -C "${TESTCLASSES}" ClassUnloadTest.class

# Finally we run the test
(cd "${TESTCLASSES}"; \
  $JAVA ${TESTVMOPTS} -Xverify:none -XX:+TraceClassUnloading \
    -javaagent:ClassUnloadTest.jar ClassUnloadTest "${OTHERDIR}" Bar.jar)