1 /*

     2  * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  */

    23 

    24 import jdk.test.lib.cds.CDSTestUtils;

    25 import jdk.test.lib.process.OutputAnalyzer;

    26 

    27 // This class contains methods common to all transformation test cases

    28 public class TransformTestCommon {

    29 

    30     // get parameters to an agent depending on the test case

    31     // these parameters will instruct the agent which classes should be

    32     // transformed

    33     public static String getAgentParams(TestEntry entry,

    34                                         String parent, String child) {

    35 

    36         if (entry.transformParent && entry.transformChild)

    37             return parent + "," + child;

    38         if (entry.transformParent)

    39             return parent;

    40         if (entry.transformChild)

    41             return child;

    42 

    43         return "";

    44     }

    45 

    46 

    47     private static void checkTransformationResults(TestEntry entry,

    48                                                    OutputAnalyzer out)

    49         throws Exception {

    50 

    51         if (entry.transformParent)

    52             out.shouldContain(TransformUtil.ParentCheckPattern +

    53                               TransformUtil.AfterPattern);

    54 

    55         if (entry.transformChild)

    56             out.shouldContain(TransformUtil.ChildCheckPattern +

    57                               TransformUtil.AfterPattern);

    58     }

    59 

    60 

    61     private static void checkSharingByClass(TestEntry entry, OutputAnalyzer out,

    62                                             String parent, String child)

    63         throws Exception {

    64 

    65         String parentSharedMatch = " " + parent + " source: shared objects file";

    66         String childSharedMatch =  " " + child +  " source: shared objects file";

    67 

    68         if (entry.isParentExpectedShared)

    69             out.shouldContain(parentSharedMatch);

    70         else

    71             out.shouldNotContain(parentSharedMatch);

    72 

    73         if (entry.isChildExpectedShared)

    74             out.shouldContain(childSharedMatch);

    75         else

    76             out.shouldNotContain(childSharedMatch);

    77     }

    78 

    79 

    80     // Both parent and child classes should be passed to ClassFileTransformer.transform()

    81     // exactly once.

    82     private static void checkTransformationCounts(TestEntry entry, OutputAnalyzer out,

    83                                                   String parent, String child)

    84         throws Exception {

    85 

    86         String patternBase = "TransformerAgent: SimpleTransformer called for: ";

    87 

    88         out.shouldContain(patternBase + child + "@1");

    89         out.shouldContain(patternBase + parent + "@1");

    90 

    91         out.shouldNotContain(patternBase + child + "@2");

    92         out.shouldNotContain(patternBase + parent + "@2");

    93     }

    94 

    95 

    96     public static void checkResults(TestEntry entry, OutputAnalyzer out,

    97                                     String parent, String child)

    98         throws Exception {

    99 

   100         // If we were not able to map an archive,

   101         // then do not perform other checks, since

   102         // there was no sharing at all

   103         CDSTestUtils.checkMappingFailure(out);

   104 

   105         String childVmName = child.replace('.', '/');

   106         String parentVmName = parent.replace('.', '/');

   107 

   108         CDSTestUtils.checkExec(out);

   109         checkTransformationCounts(entry, out, parentVmName, childVmName);

   110         checkTransformationResults(entry, out);

   111         checkSharingByClass(entry, out, parent, child);

   112     }

   113 }