1 /* 2 * Copyright (c) 2014, 2016, 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 CodelistTest 26 * @bug 8054889 27 * @library /testlibrary /test/lib / 28 * @modules java.base/sun.misc 29 * java.compiler 30 * java.management 31 * jdk.jvmstat/sun.jvmstat.monitor 32 * @build jdk.test.lib.* 33 * jdk.test.lib.dcmd.* 34 * sun.hotspot.WhiteBox 35 * compiler.testlibrary.CompilerUtils 36 * @run driver ClassFileInstaller sun.hotspot.WhiteBox 37 * sun.hotspot.WhiteBox$WhiteBoxPermission 38 * @run testng/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:-UseCodeCacheFlushing -Xmixed CodelistTest 39 * @run testng/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:-UseCodeCacheFlushing -Xint CodelistTest 40 * @summary Test of diagnostic command Compiler.codelist 41 * 42 * Flag comment: 43 * -XX:-UseCodeCacheFlushing - to prevent methods from being removed from the code cache before we have checked the results 44 * 45 * This test should never run in the same VM as other tests - the code cache may get huge which will 46 * create an enormous amount of output to parse. Same for -Xcomp. 47 */ 48 49 import compiler.testlibrary.CompilerUtils; 50 import compiler.whitebox.CompilerWhiteBoxTest; 51 import jdk.test.lib.OutputAnalyzer; 52 import jdk.test.lib.dcmd.CommandExecutor; 53 import jdk.test.lib.dcmd.JMXExecutor; 54 import org.testng.annotations.Test; 55 import org.testng.Assert; 56 import sun.hotspot.WhiteBox; 57 58 import java.lang.reflect.Method; 59 import java.util.Iterator; 60 61 public class CodelistTest { 62 63 /** 64 * This test calls Jcmd (diagnostic command tool) Compiler.codelist and then parses the output, 65 * making sure that the first methods in the list is valid by reflection. 66 * 67 * Output example: 68 * 69 * 6 0 java.lang.System.arraycopy(Ljava/lang/Object;ILjava/lang/Object;II)V [0x00007f7b49200910, 0x00007f7b49200aa0 - 0x00007f7b49200d30] 70 * 2 3 java.lang.String.indexOf(II)I [0x00007f7b49200d90, 0x00007f7b49200f60 - 0x00007f7b49201490] 71 * 7 3 java.lang.Math.min(II)I [0x00007f7b4922f010, 0x00007f7b4922f180 - 0x00007f7b4922f338] 72 * 8 3 java.lang.String.equals(Ljava/lang/Object;)Z [0x00007f7b4922fb10, 0x00007f7b4922fd40 - 0x00007f7b49230698] 73 * 9 3 java.lang.AbstractStringBuilder.ensureCapacityInternal(I)V [0x00007f7b49232010, 0x00007f7b492321a0 - 0x00007f7b49232510] 74 * 10 1 java.lang.Object.<init>()V [0x00007f7b49233e90, 0x00007f7b49233fe0 - 0x00007f7b49234118] 75 * 76 */ 77 78 protected static final WhiteBox WB = WhiteBox.getWhiteBox(); 79 80 public void run(CommandExecutor executor) { 81 82 TestCase[] testcases = { 83 new TestCase(CompilerWhiteBoxTest.COMP_LEVEL_SIMPLE, "testcaseMethod1"), 84 new TestCase(CompilerWhiteBoxTest.COMP_LEVEL_LIMITED_PROFILE, "testcaseMethod2"), 85 new TestCase(CompilerWhiteBoxTest.COMP_LEVEL_FULL_PROFILE, "testcaseMethod3"), 86 new TestCase(CompilerWhiteBoxTest.COMP_LEVEL_FULL_OPTIMIZATION, "testcaseMethod4"), 87 }; 88 89 String directive = "{ match: \"CompilerWhiteBoxTest.testcaseMethod*\", " + 90 "BackgroundCompilation: false }"; 91 Assert.assertTrue( 92 WB.addCompilerDirective(directive) == 1, 93 "Must succeed"); 94 95 try { 96 // Enqueue one test method for each available level 97 int[] complevels = CompilerUtils.getAvailableCompilationLevels(); 98 for (int level : complevels) { 99 // Only test comp level 1 and 4 - level 1, 2 and 3 may interfere with each other 100 if (level == 1 || level == 4) { 101 TestCase testcase = testcases[level - 1]; 102 WB.enqueueMethodForCompilation(testcase.method, testcase.level); 103 // Set results to false for those methods we must to find 104 // We will also assert if we find any test method we don't expect 105 testcase.check = false; 106 } 107 } 108 } finally { 109 WB.removeCompilerDirective(1); 110 } 111 112 // Get output from dcmd (diagnostic command) 113 OutputAnalyzer output = executor.execute("Compiler.codelist"); 114 Iterator<String> lines = output.asLines().iterator(); 115 116 // Loop over output set result for all found methods 117 while (lines.hasNext()) { 118 String line = lines.next(); 119 120 // Fast check for common part of method name 121 if (line.contains("CodelistTest.testcaseMethod")) { 122 String[] parts = line.split(" "); 123 int compileID = Integer.parseInt(parts[0]); 124 int compileLevel = Integer.parseInt(parts[1]); 125 String str = parts[2]; 126 127 for (TestCase testcase : testcases) { 128 if (str.contains(testcase.methodName)) { 129 Assert.assertFalse(testcase.check, "Must not be found or already found."); 130 Assert.assertTrue(testcase.level == compileLevel, "Must have correct level"); 131 testcase.check = true; 132 } 133 } 134 } 135 } 136 137 // Check all testcases that was run 138 for (TestCase testcase : testcases) { 139 Assert.assertTrue(testcase.check, "Missing testcase " + testcase.methodName); 140 } 141 } 142 143 @Test 144 public void jmx() { 145 run(new JMXExecutor()); 146 } 147 148 public void testcaseMethod1() { 149 } 150 151 public void testcaseMethod2() { 152 } 153 154 public void testcaseMethod3() { 155 } 156 157 public void testcaseMethod4() { 158 } 159 160 public static Method getMethod(Class klass, String name, Class<?>... parameterTypes) { 161 try { 162 return klass.getDeclaredMethod(name, parameterTypes); 163 } catch (NoSuchMethodException | SecurityException e) { 164 throw new RuntimeException("exception on getting method Helper." + name, e); 165 } 166 } 167 168 class TestCase { 169 Method method; 170 int level; 171 String methodName; 172 Boolean check; 173 174 public TestCase(int level, String methodName) { 175 this.method = getMethod(CodelistTest.class, methodName); 176 this.level = level; 177 this.methodName = methodName; 178 this.check = true; 179 } 180 } 181 }