jdk-24/hotspot/test/runtime/SharedArchiveFile/serviceability/transformRelatedClasses/TransformTestCommon.java
Jiangli Zhou eb52950704 8078644: CDS needs to support JVMTI CFLH
Support posting CLFH for shared classes. Tests are contributed by Misha Seledtsov.

Reviewed-by: iklam, coleenp, acorn, dcubed, sspitsyn
2016-09-18 21:10:48 -04:00

115 lines
4.1 KiB
Java

/*
* Copyright (c) 2016, 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.
*/
import jdk.test.lib.process.OutputAnalyzer;
// This class contains methods common to all transformation test cases
public class TransformTestCommon {
// get parameters to an agent depending on the test case
// these parameters will instruct the agent which classes should be
// transformed
public static String getAgentParams(TestEntry entry,
String parent, String child) {
if (entry.transformParent && entry.transformChild)
return parent + "," + child;
if (entry.transformParent)
return parent;
if (entry.transformChild)
return child;
return "";
}
private static void checkTransformationResults(TestEntry entry,
OutputAnalyzer out)
throws Exception {
if (entry.transformParent)
out.shouldContain(TransformUtil.ParentCheckPattern +
TransformUtil.AfterPattern);
if (entry.transformChild)
out.shouldContain(TransformUtil.ChildCheckPattern +
TransformUtil.AfterPattern);
}
private static void checkSharingByClass(TestEntry entry, OutputAnalyzer out,
String parent, String child)
throws Exception {
String parentSharedMatch = parent + " source: shared objects file";
String childSharedMatch = child + " source: shared objects file";
if (entry.isParentExpectedShared)
out.shouldContain(parentSharedMatch);
else
out.shouldNotContain(parentSharedMatch);
if (entry.isChildExpectedShared)
out.shouldContain(childSharedMatch);
else
out.shouldNotContain(childSharedMatch);
}
// Both parent and child classes should be passed to ClassFileTransformer.transform()
// exactly once.
private static void checkTransformationCounts(TestEntry entry, OutputAnalyzer out,
String parent, String child)
throws Exception {
String patternBase = "TransformerAgent: SimpleTransformer called for: ";
out.shouldContain(patternBase + child + "@1");
out.shouldContain(patternBase + parent + "@1");
out.shouldNotContain(patternBase + child + "@2");
out.shouldNotContain(patternBase + parent + "@2");
}
public static void checkResults(TestEntry entry, OutputAnalyzer out,
String parent, String child)
throws Exception {
// If we were not able to map an archive,
// then do not perform other checks, since
// there was no sharing at all
if (CDSTestUtils.isUnableToMap(out))
return;
String childVmName = child.replace('.', '/');
String parentVmName = parent.replace('.', '/');
CDSTestUtils.checkExec(out);
checkTransformationCounts(entry, out, parentVmName, childVmName);
checkTransformationResults(entry, out);
checkSharingByClass(entry, out, parent, child);
}
}