CompilerQueueTest.java revision 11725:83d9c6250233 
1/*
2 * Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24/*
25 * @test CompilerQueueTest
26 * @bug 8054889
27 * @library /testlibrary /test/lib /
28 * @modules java.base/jdk.internal.misc
29 *          java.compiler
30 *          java.management
31 *          jdk.jvmstat/sun.jvmstat.monitor
32 * @summary Test of diagnostic command Compiler.queue
33 * @build jdk.test.lib.*
34 *        jdk.test.lib.dcmd.*
35 *        sun.hotspot.WhiteBox
36 *        compiler.testlibrary.CompilerUtils
37 * @run driver ClassFileInstaller sun.hotspot.WhiteBox
38 *                                sun.hotspot.WhiteBox$WhiteBoxPermission
39 * @run testng/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -Xmixed -XX:+WhiteBoxAPI CompilerQueueTest
40 * @run testng/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -Xmixed -XX:-TieredCompilation -XX:+WhiteBoxAPI CompilerQueueTest
41 * @run testng/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -Xint -XX:+WhiteBoxAPI CompilerQueueTest
42 */
43
44import compiler.testlibrary.CompilerUtils;
45import jdk.test.lib.OutputAnalyzer;
46import jdk.test.lib.dcmd.CommandExecutor;
47import jdk.test.lib.dcmd.JMXExecutor;
48import org.testng.annotations.Test;
49import org.testng.Assert;
50import sun.hotspot.WhiteBox;
51
52import java.lang.reflect.Executable;
53import java.lang.reflect.Method;
54import java.util.Iterator;
55
56public class CompilerQueueTest {
57
58    /**
59     * This test calls Jcmd (diagnostic command tool) Compiler.queue and
60     * then parses the output, making sure that the output look ok.
61     *
62     *
63     * Output example:
64     *
65     * Current compiles:
66     * C1 CompilerThread14 267       3       java.net.URLStreamHandler::parseURL (1166 bytes)
67     * C1 CompilerThread13 760       3       javax.management.StandardMBean::getDescription (11 bytes)
68     * C1 CompilerThread12 757  s    3       com.sun.jmx.mbeanserver.DefaultMXBeanMappingFactory::getMapping (27 bytes)
69     * C1 CompilerThread11 756  s!   3       com.sun.jmx.mbeanserver.DefaultMXBeanMappingFactory::mappingForType (110 bytes)
70     * C1 CompilerThread10 761       3       java.lang.StringLatin1::indexOf (121 bytes)
71     * C2 CompilerThread7 769       4       CompilerQueueTest::testcaseMethod4 (1 bytes)
72     *
73     * C1 compile queue:
74     * 762       3       java.lang.invoke.MethodType::basicType (8 bytes)
75     * 763       3       java.util.ArrayList::rangeCheck (22 bytes)
76     * 764       3       java.util.ArrayList::elementData (7 bytes)
77     * 765       3       jdk.internal.org.objectweb.asm.MethodVisitor::<init> (35 bytes)
78     * 766       1       CompilerQueueTest::testcaseMethod1 (1 bytes)
79     * 767       2       CompilerQueueTest::testcaseMethod2 (1 bytes)
80     * 768       3       CompilerQueueTest::testcaseMethod3 (1 bytes)
81     * 770       3       java.util.Properties::getProperty (46 bytes)
82     *
83     * C2 compile queue:
84     * Empty
85     *
86     **/
87
88    protected static final WhiteBox WB = WhiteBox.getWhiteBox();
89
90    public void run(CommandExecutor executor) {
91
92        TestCase[] testcases = {
93                new TestCase(1, "testcaseMethod1"),
94                new TestCase(2, "testcaseMethod2"),
95                new TestCase(3, "testcaseMethod3"),
96                new TestCase(4, "testcaseMethod4"),
97        };
98
99        // Lock compilation makes all compiles stay in queue or compile thread before completion
100        WB.lockCompilation();
101
102        // Enqueue one test method for each available level
103        int[] complevels = CompilerUtils.getAvailableCompilationLevels();
104        for (int level : complevels) {
105            TestCase testcase = testcases[level - 1];
106
107            boolean added = WB.enqueueMethodForCompilation(testcase.method, testcase.level);
108            // Set results to false for those methods we must to find
109            // We will also assert if we find any test method we don't expect
110            Assert.assertEquals(added, WB.isMethodQueuedForCompilation(testcase.method));
111            testcase.check = false;
112        }
113
114        // Get output from dcmd (diagnostic command)
115        OutputAnalyzer output = executor.execute("Compiler.queue");
116        Iterator<String> lines = output.asLines().iterator();
117
118        // Loop over output set result for all found methods
119        while (lines.hasNext()) {
120            String str = lines.next();
121            // Fast check for common part of method name
122            if (str.contains("testcaseMethod")) {
123                for (TestCase testcase : testcases) {
124                    if (str.contains(testcase.methodName)) {
125                        Assert.assertFalse(testcase.check, "Must not be found or already found.");
126                        testcase.check = true;
127                    }
128                }
129            }
130        }
131
132        for (TestCase testcase : testcases) {
133            if (!testcase.check) {
134                // If this method wasn't found it must have been removed by policy,
135                // verify that it is now removed from the queue
136                Assert.assertFalse(WB.isMethodQueuedForCompilation(testcase.method), "Must be found or not in queue");
137            }
138            // Otherwise all good.
139        }
140
141        // Enable compilations again
142        WB.unlockCompilation();
143    }
144
145    @Test
146    public void jmx() {
147        run(new JMXExecutor());
148    }
149
150    public void testcaseMethod1() {
151    }
152
153    public void testcaseMethod2() {
154    }
155
156    public void testcaseMethod3() {
157    }
158
159    public void testcaseMethod4() {
160    }
161
162    public static Method getMethod(Class klass, String name, Class<?>... parameterTypes) {
163        try {
164            return klass.getDeclaredMethod(name, parameterTypes);
165        } catch (NoSuchMethodException | SecurityException e) {
166            throw new RuntimeException("exception on getting method Helper." + name, e);
167        }
168    }
169
170    class TestCase {
171        Method method;
172        int level;
173        String methodName;
174        Boolean check;
175
176        public TestCase(int level, String methodName) {
177            this.method = getMethod(CompilerQueueTest.class, methodName);
178            this.level = level;
179            this.methodName = methodName;
180            this.check = true;
181        }
182    }
183
184}
185