--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/runtime/appcds/cacheObject/DifferentHeapSizes.java Tue Aug 14 09:59:37 2018 -0700
@@ -0,0 +1,100 @@
+/*
+ * Copyright (c) 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 Test automatic relocation of archive heap regions dur to heap size changes.
+ * @requires vm.cds.archived.java.heap
+ * @requires (vm.gc=="null")
+ * @library /test/lib /test/hotspot/jtreg/runtime/appcds
+ * @modules jdk.jartool/sun.tools.jar
+ * @compile ../test-classes/Hello.java
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xbootclasspath/a:. DifferentHeapSizes
+ */
+
+import jdk.test.lib.process.OutputAnalyzer;
+import sun.hotspot.WhiteBox;
+import jdk.test.lib.cds.CDSTestUtils;
+
+public class DifferentHeapSizes {
+ static class Scenario {
+ int dumpSize; // in MB
+ int runSizes[]; // in MB
+ Scenario(int ds, int... rs) {
+ dumpSize = ds;
+ runSizes = rs;
+ }
+ }
+
+ static Scenario[] scenarios = {
+ // dump -Xmx , run -Xmx
+ new Scenario( 32, 32, 64, 512, 2048, 4097, 16374, 31000),
+ new Scenario( 128, 32, 64, 512, 2048, 4097, 16374, 31000, 40000),
+ new Scenario( 2048, 32, 512, 2600, 4097, 8500, 31000, 40000),
+ new Scenario( 17000, 32, 512, 2048, 4097, 8500, 31000, 40000),
+ new Scenario( 31000, 32, 512, 2048, 4097, 8500, 17000, 40000)
+ };
+
+ public static void main(String[] args) throws Exception {
+ String dedup = "-XX:+UseStringDeduplication"; // This increases code coverage.
+ JarBuilder.getOrCreateHelloJar();
+ String appJar = TestCommon.getTestJar("hello.jar");
+ String appClasses[] = TestCommon.list("Hello");
+
+ for (Scenario s : scenarios) {
+ String dumpXmx = "-Xmx" + s.dumpSize + "m";
+ OutputAnalyzer output = TestCommon.dump(appJar, appClasses, dumpXmx);
+
+ for (int runSize : s.runSizes) {
+ String runXmx = "-Xmx" + runSize + "m";
+ CDSTestUtils.Result result = TestCommon.run("-cp", appJar, "-showversion",
+ "-Xlog:cds", runXmx, dedup, "Hello");
+ if (runSize < 32768) {
+ result
+ .assertNormalExit("Hello World")
+ .assertNormalExit(out -> {
+ out.shouldNotContain(CDSTestUtils.MSG_RANGE_NOT_WITHIN_HEAP);
+ out.shouldNotContain(CDSTestUtils.MSG_RANGE_ALREADT_IN_USE);
+ });
+ } else {
+ result.assertAbnormalExit("Unable to use shared archive: UseCompressedOops and UseCompressedClassPointers must be on for UseSharedSpaces.");
+ }
+ }
+ }
+ String flag = "HeapBaseMinAddress";
+ String xxflag = "-XX:" + flag + "=";
+ String mx = "-Xmx128m";
+ long base = WhiteBox.getWhiteBox().getSizeTVMFlag(flag).longValue();
+
+ TestCommon.dump(appJar, appClasses, mx, xxflag + base);
+ TestCommon.run("-cp", appJar, "-showversion", "-Xlog:cds", mx, xxflag + (base + 256 * 1024 * 1024), dedup, "Hello")
+ .assertNormalExit("Hello World")
+ .assertNormalExit(out -> {
+ out.shouldNotContain(CDSTestUtils.MSG_RANGE_NOT_WITHIN_HEAP);
+ out.shouldNotContain(CDSTestUtils.MSG_RANGE_ALREADT_IN_USE);
+ });
+ }
+}