--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/runtime/appcds/sharedStrings/SharedStringsStress.java Mon Nov 27 20:21:34 2017 -0800
@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2017, 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.
+ * Feature support: G1GC only, compressed oops/kptrs, 64-bit os, not on windows
+ * @requires (sun.arch.data.model != "32") & (os.family != "windows")
+ * @requires (vm.opt.UseCompressedOops == null) | (vm.opt.UseCompressedOops == true)
+ * @requires vm.gc.G1
+ * @library /test/hotspot/jtreg/runtime/appcds /test/lib
+ * @modules jdk.jartool/sun.tools.jar
+ * @build HelloString
+ * @run main 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 {
+ public static void main(String[] args) throws Exception {
+ String appJar = JarBuilder.build("SharedStringsStress", "HelloString");
+
+ String sharedArchiveConfigFile = System.getProperty("user.dir") + File.separator + "SharedStringsStress_gen.txt";
+ 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<100000; i++) {
+ String s = "generated_string " + i;
+ out.println(s.length() + ": " + s);
+ }
+ out.close();
+ }
+
+ // Set NewSize to 8m due to dumping could fail in hs-tier6 testing with
+ // the vm options: -XX:+UnlockCommercialFeatures -XX:+UseDeterministicG1GC
+ // resulting in vm initialization error:
+ // "GC triggered before VM initialization completed. Try increasing NewSize, current value 1331K."
+ OutputAnalyzer dumpOutput = TestCommon.dump(appJar, TestCommon.list("HelloString"), "-XX:NewSize=8m",
+ "-XX:SharedArchiveConfigFile=" + sharedArchiveConfigFile);
+ TestCommon.checkDump(dumpOutput);
+ OutputAnalyzer execOutput = TestCommon.exec(appJar, "HelloString");
+ TestCommon.checkExec(execOutput);
+ }
+}