hotspot/test/runtime/modules/Xpatch/XpatchTraceCL.java
author alanb
Tue, 03 May 2016 09:09:20 +0100
changeset 37773 e5b3e9732c3c
parent 36508 5f9eee6b383b
child 38207 2ed792c9481d
permissions -rw-r--r--
8154956: Module system implementation refresh (4/2016) Reviewed-by: acorn, jiangli, ccheung, hseigel Contributed-by: alan.bateman@oracle.com, lois.foltan@oracle.com, harold.seigel@oracle.com

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
 * 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).
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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/*
 * @test
 * @bug 8069469
 * @summary Make sure -Xlog:classload=info works properly with "modules" jimage,
            -Xpatch, and with -Xbootclasspath/a
 * @library /testlibrary
 * @compile XpatchMain.java
 * @run main XpatchTraceCL
 */

import java.io.File;
import jdk.test.lib.*;

public class XpatchTraceCL {

    public static void main(String[] args) throws Exception {
        String source = "package javax.naming.spi; "                +
                        "public class NamingManager { "             +
                        "    static { "                             +
                        "        System.out.println(\"I pass!\"); " +
                        "    } "                                    +
                        "}";

        // Test -Xlog:classload=info output for -Xpatch
        ClassFileInstaller.writeClassToDisk("javax/naming/spi/NamingManager",
             InMemoryJavaCompiler.compile("javax.naming.spi.NamingManager", source, "-Xmodule:java.naming"),
             "mods/java.naming");

        ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-Xpatch:java.naming=mods/java.naming",
             "-Xlog:classload=info", "XpatchMain", "javax.naming.spi.NamingManager");

        OutputAnalyzer output = new OutputAnalyzer(pb.start());
        // "modules" jimage case.
        output.shouldContain("[classload] java.lang.Thread source: jrt:/java.base");
        // -Xpatch case.
        output.shouldContain("[classload] javax.naming.spi.NamingManager source: mods/java.naming");
        // -cp case.
        output.shouldContain("[classload] XpatchMain source: file");

        // Test -Xlog:classload=info output for -Xbootclasspath/a
        source = "package XpatchTraceCL_pkg; "                 +
                 "public class ItIsI { "                          +
                 "    static { "                                  +
                 "        System.out.println(\"I also pass!\"); " +
                 "    } "                                         +
                 "}";

        ClassFileInstaller.writeClassToDisk("XpatchTraceCL_pkg/ItIsI",
             InMemoryJavaCompiler.compile("XpatchTraceCL_pkg.ItIsI", source),
             "xbcp");

        pb = ProcessTools.createJavaProcessBuilder("-Xbootclasspath/a:xbcp",
             "-Xlog:classload=info", "XpatchMain", "XpatchTraceCL_pkg.ItIsI");
        output = new OutputAnalyzer(pb.start());
        // -Xbootclasspath/a case.
        output.shouldContain("[classload] XpatchTraceCL_pkg.ItIsI source: xbcp");
        output.shouldHaveExitValue(0);
    }
}