1 /* 2 * Copyright (c) 2008, 2010, 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 26 * @bug 6537506 27 * @ignore 6962535 28 * @summary Basic unit test for tracing framework 29 */ 30 31 import com.sun.tracing.*; 32 import java.lang.reflect.Method; 33 34 @ProviderName("NamedProvider") 35 interface BasicProvider extends Provider { 36 void plainProbe(); 37 void probeWithArgs(int a, float f, String s, Long l); 38 @ProbeName("namedProbe") void probeWithName(); 39 void overloadedProbe(); 40 void overloadedProbe(int i); 41 } 42 43 interface InvalidProvider extends Provider { 44 int nonVoidProbe(); 45 } 46 47 public class BasicFunctionality { 48 49 public static ProviderFactory factory; 50 public static BasicProvider bp; 51 52 public static void main(String[] args) throws Exception { 53 54 factory = ProviderFactory.getDefaultFactory(); 55 if (factory != null) { 56 bp = factory.createProvider(BasicProvider.class); 57 } 58 59 testProviderFactory(); 60 testProbe(); 61 testProvider(); 62 } 63 64 static void fail(String s) throws Exception { 65 throw new Exception(s); 66 } 67 68 static void testProviderFactory() throws Exception { 69 if (factory == null) { 70 fail("ProviderFactory.getDefaultFactory: Did not create factory"); 71 } 72 if (bp == null) { 73 fail("ProviderFactory.createProvider: Did not create provider"); 74 } 75 try { 76 factory.createProvider(null); 77 fail("ProviderFactory.createProvider: Did not throw NPE for null"); 78 } catch (NullPointerException e) {} 79 80 try { 81 factory.createProvider(InvalidProvider.class); 82 fail("Factory.createProvider: Should error with non-void probes"); 83 } catch (IllegalArgumentException e) {} 84 } 85 86 public static void testProvider() throws Exception { 87 88 // These just shouldn't throw any exeptions: 89 bp.plainProbe(); 90 bp.probeWithArgs(42, (float)3.14, "spam", new Long(2L)); 91 bp.probeWithArgs(42, (float)3.14, null, null); 92 bp.probeWithName(); 93 bp.overloadedProbe(); 94 bp.overloadedProbe(42); 95 96 Method m = BasicProvider.class.getMethod("plainProbe"); 97 Probe p = bp.getProbe(m); 98 if (p == null) { 99 fail("Provider.getProbe: Did not return probe"); 100 } 101 102 Method m2 = BasicFunctionality.class.getMethod("testProvider"); 103 p = bp.getProbe(m2); 104 if (p != null) { 105 fail("Provider.getProbe: Got probe with invalid spec"); 106 } 107 108 bp.dispose(); 109 // These just shouldn't throw any exeptions: 110 bp.plainProbe(); 111 bp.probeWithArgs(42, (float)3.14, "spam", new Long(2L)); 112 bp.probeWithArgs(42, (float)3.14, null, null); 113 bp.probeWithName(); 114 bp.overloadedProbe(); 115 bp.overloadedProbe(42); 116 117 if (bp.getProbe(m) != null) { 118 fail("Provider.getProbe: Should return null after dispose()"); 119 } 120 121 bp.dispose(); // just to make sure nothing bad happens 122 } 123 124 static void testProbe() throws Exception { 125 Method m = BasicProvider.class.getMethod("plainProbe"); 126 Probe p = bp.getProbe(m); 127 p.isEnabled(); // just make sure it doesn't do anything bad 128 p.trigger(); 129 130 try { 131 p.trigger(0); 132 fail("Probe.trigger: too many arguments not caught"); 133 } catch (IllegalArgumentException e) {} 134 135 p = bp.getProbe(BasicProvider.class.getMethod( 136 "probeWithArgs", int.class, float.class, String.class, Long.class)); 137 try { 138 p.trigger(); 139 fail("Probe.trigger: too few arguments not caught"); 140 } catch (IllegalArgumentException e) {} 141 142 try { 143 p.trigger((float)3.14, (float)3.14, "", new Long(0L)); 144 fail("Probe.trigger: wrong type primitive arguments not caught"); 145 } catch (IllegalArgumentException e) {} 146 } 147 }