diff -r 746229cc1ab0 -r cc29d7717e3a test/hotspot/jtreg/vmTestbase/nsk/monitoring/MemoryPoolMBean/setCollectionUsageThreshold/setthreshold001.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/hotspot/jtreg/vmTestbase/nsk/monitoring/MemoryPoolMBean/setCollectionUsageThreshold/setthreshold001.java Wed May 02 16:43:56 2018 -0700 @@ -0,0 +1,242 @@ +/* + * Copyright (c) 2004, 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. + */ + +package nsk.monitoring.MemoryPoolMBean.setCollectionUsageThreshold; + +import java.io.*; +import java.util.*; +import java.lang.management.*; +import nsk.share.*; +import nsk.monitoring.share.*; + +public class setthreshold001 { + private static class TestParameters { + private final long max, validThreshold, invalidThreshold; + private final boolean supportsMax; + + public TestParameters(MemoryUsage usg) { + max = usg.getMax(); + supportsMax = (max != -1); + validThreshold = supportsMax ? max : 1; + invalidThreshold = supportsMax ? max * 2 : Long.MAX_VALUE; + } + } + private static MemoryMonitor monitor; + private static boolean testFailed = false; + + public static void main(String[] argv) { + System.exit(Consts.JCK_STATUS_BASE + run(argv, System.out)); + } + + public static int run(String[] argv, PrintStream out) { + ArgumentHandler argHandler = new ArgumentHandler(argv); + Log log = new Log(out, argHandler); + monitor = Monitor.getMemoryMonitor(log, argHandler); + List pools = monitor.getMemoryPoolMBeans(); + + for (int i = 0; i < pools.size(); i++) { + Object pool = pools.get(i); + log.display(i + " pool " + monitor.getName(pool)); + + boolean isSupported = monitor.isCollectionThresholdSupported(pool); + MemoryUsage usage = monitor.getCollectionUsage(pool); + if (usage == null) { + log.display(" getCollectionUsage() is not supported: it " + + "returned null"); + continue; + } + + if (isSupported) { + // Usage thresholds are supported + log.display(" supports collection usage thresholds"); + testcase1(log, pool); + testcase2(log, pool); + testcase3(log, pool); + } else { + log.display(" does not support usage thresholds"); + testcase4(log, pool); + + + } + } // for i + + if (testFailed) + out.println("TEST FAILED"); + return (testFailed) ? Consts.TEST_FAILED : Consts.TEST_PASSED; + } + + private static void testcase4(Log log, Object pool) { + // 4. If the usage thresholds are not supported, the method + // must throw UnsupportedOperationException + TestParameters tp = new TestParameters(monitor.getUsage(pool)); + try { + monitor.setUsageThreshold(pool, tp.validThreshold); + log.complain("UnsupportedOperationException is not thrown " + + "in pool " + monitor.getName(pool)); + testFailed = true; + } catch (Exception e) { + + // The exception is expected, since the usage thresholds are + // not supported + handleUOE(e, log, "Testcase 4."); + } + } + + private static void testcase3(Log log, Object pool) { + // 3. Try to set threshold that is greater than max value + // or somehow invalid + TestParameters tp = new TestParameters(monitor.getUsage(pool)); + if (tp.supportsMax) { + try { + // setCollectionThreshold() should throw an exception + // given that the threshold is invalid + + monitor.setCollectionThreshold(pool, tp.invalidThreshold); + log.complain("IllegalArgumentException is not thrown " + + "in pool " + monitor.getName(pool) + " for " + + "threshold " + tp.invalidThreshold + " (" + + monitor.getCollectionUsage(pool) + ")"); + testFailed = true; + } catch (Exception e) { + // The exception is expected, since the threshold is invalid + handleIAE(e, log, "Testcase 3."); + } + } else { + try { + // setCollectionThreshold() should not throw + // an exception given that the memory pool + // does not support a max, even though the + // threshold is invalid + + monitor.setCollectionThreshold(pool, tp.invalidThreshold); + log.display(" threshold " + tp.invalidThreshold + " is set"); + long used = monitor.getCollectionUsage(pool).getUsed(); + monitor.setCollectionThreshold(pool, used); + log.display(" threshold " + used + " is set"); + long threshold = monitor.getCollectionThreshold(pool); + if (threshold != used) { + log.complain("Threshold value is " + threshold + ", " + + "but " + used + " was set in pool " + + monitor.getName(pool)); + testFailed = true; + } else + log.display(" threshold " + threshold + " is read"); + } catch (Exception e) { + log.complain("Unexpected " + e + " in pool " + + monitor.getName(pool)); + e.printStackTrace(log.getOutStream()); + testFailed = true; + } + } + } + + private static void testcase2(Log log, Object pool) { + // 2. Try to set negative threshold + try { + monitor.setCollectionThreshold(pool, -1); + log.complain("IllegalArgumentException is not thrown " + + "in pool " + monitor.getName(pool) + " for " + + "negative threshold"); + testFailed = true; + } catch (Exception e) { + + // The IllegalArgumentException is expected, since the + // threshold is negative + handleIAE(e, log, "Testcase 2."); + } + } + + private static void testcase1(Log log, Object pool) { + // 1. Try to set two different values of thresholds + try { + TestParameters tp = new TestParameters(monitor.getUsage(pool)); + + monitor.setCollectionThreshold(pool, tp.validThreshold); + log.display(" threshold " + tp.validThreshold + " is set"); + long used = monitor.getCollectionUsage(pool).getUsed(); + monitor.setCollectionThreshold(pool, used); + log.display(" threshold " + used + " is set"); + long threshold = monitor.getCollectionThreshold(pool); + if (threshold != used) { + log.complain("Threshold value is " + threshold + ", " + + "but " + used + " was set in pool " + + monitor.getName(pool)); + testFailed = true; + } else + log.display(" threshold " + threshold + " is read"); + } catch (Exception e) { + log.complain("Unexpected " + e + " in pool " + + monitor.getName(pool)); + e.printStackTrace(log.getOutStream()); + testFailed = true; + } + } + + // Handle UnsupportedOperationException + private static void handleUOE(Throwable e, Log log, String testcase) { + Throwable tmp = unwrap(e); + + if (tmp instanceof UnsupportedOperationException) { + log.display(" " + testcase + " UnsupportedOperationException is " + + "thrown"); + } else { + log.complain(" " + testcase + " Incorrect execption " + tmp + " is " + + "thrown, UnsupportedOperationException is expected"); + tmp.printStackTrace(log.getOutStream()); + testFailed = true; + } + } + + // Handle IllegalArgumentException + private static void handleIAE(Throwable e, Log log, String testcase) { + Throwable tmp = unwrap(e); + + if (tmp instanceof IllegalArgumentException) { + log.display(" " + testcase + " IllegalArgumentException is " + + "thrown"); + } else { + log.complain(" " + testcase + " Incorrect execption " + tmp + " is " + + "thrown, IllegalArgumentException is expected"); + tmp.printStackTrace(log.getOutStream()); + testFailed = true; + } + } + + static Throwable unwrap(Throwable throwable) { + + Throwable unwrapped, t = throwable; + + do { + unwrapped = t; + + if (unwrapped instanceof UnsupportedOperationException) { + break; + } + + t = unwrapped.getCause(); + + } while (t != null); + + return unwrapped; + } +}