test/hotspot/jtreg/runtime/appcds/sharedStrings/SharedStringsStress.java
branchJDK-8200758-branch
changeset 57588 dac8f245de8e
parent 57587 16c4975e9e09
parent 57586 f459f98aa30d
child 57591 6805e0ef7453
--- a/test/hotspot/jtreg/runtime/appcds/sharedStrings/SharedStringsStress.java	Mon Jul 29 18:31:18 2019 -0400
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,94 +0,0 @@
-/*
- * Copyright (c) 2017, 2018, 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
- * @summary Write a lots of shared strings.
- * @requires vm.cds.archived.java.heap
- * @library /test/hotspot/jtreg/runtime/appcds /test/lib
- * @modules jdk.jartool/sun.tools.jar
- * @build HelloString
- * @run driver/timeout=500 SharedStringsStress
- */
-import java.io.File;
-import java.io.FileOutputStream;
-import java.io.OutputStreamWriter;
-import java.io.PrintWriter;
-import jdk.test.lib.process.OutputAnalyzer;
-import jdk.test.lib.process.ProcessTools;
-
-public class SharedStringsStress {
-    static String sharedArchiveConfigFile = System.getProperty("user.dir") + File.separator + "SharedStringsStress_gen.txt";
-
-    public static void main(String[] args) throws Exception {
-        try (FileOutputStream fos = new FileOutputStream(sharedArchiveConfigFile)) {
-            PrintWriter out = new PrintWriter(new OutputStreamWriter(fos));
-            out.println("VERSION: 1.0");
-            out.println("@SECTION: String");
-            out.println("31: shared_test_string_unique_14325");
-            for (int i=0; i<200000; i++) {
-                String s = "generated_string " + i;
-                out.println(s.length() + ": " + s);
-            }
-            out.close();
-        }
-
-        SharedStringsUtils.run(args, SharedStringsStress::test);
-    }
-
-    public static void test(String[] args) throws Exception {
-        String vmOptionsPrefix[] = SharedStringsUtils.getChildVMOptionsPrefix();
-        String appJar = JarBuilder.build("SharedStringsStress", "HelloString");
-
-        String test_cases[][] = {
-            // default heap size
-            {},
-
-            // Test for handling of heap fragmentation. With sharedArchiveConfigFile, we will dump about
-            // 18MB of shared objects on 64 bit VM (smaller on 32-bit).
-            //
-            // During dump time, an extra copy of these objects are allocated,
-            // so we need about 36MB, plus a few MB for other system data. So 64MB total heap
-            // should be enough.
-            //
-            // The VM should executed a full GC to maximize contiguous free space and
-            // avoid fragmentation.
-            {"-Xmx64m"},
-        };
-
-        for (String[] extra_opts: test_cases) {
-            vmOptionsPrefix = TestCommon.concat(vmOptionsPrefix, extra_opts);
-
-            OutputAnalyzer dumpOutput = TestCommon.dump(appJar, TestCommon.list("HelloString"),
-                TestCommon.concat(vmOptionsPrefix,
-                    "-XX:SharedArchiveConfigFile=" + sharedArchiveConfigFile,
-                    "-Xlog:gc+region+cds",
-                    "-Xlog:gc+region=trace"));
-            TestCommon.checkDump(dumpOutput);
-            OutputAnalyzer execOutput = TestCommon.exec(appJar,
-                TestCommon.concat(vmOptionsPrefix, "HelloString"));
-            TestCommon.checkExec(execOutput);
-        }
-    }
-}