1 /* 2 * Copyright (c) 2012, 2013, 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 ParserTest 26 * @summary Test that the diagnostic command arguemnt parser works 27 * @library /testlibrary /testlibrary/whitebox 28 * @build ParserTest 29 * @run main ClassFileInstaller sun.hotspot.WhiteBox 30 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI ParserTest 31 */ 32 33 import java.math.BigInteger; 34 35 import sun.hotspot.parser.DiagnosticCommand; 36 import sun.hotspot.parser.DiagnosticCommand.DiagnosticArgumentType; 37 import sun.hotspot.WhiteBox; 38 39 public class ParserTest { 40 WhiteBox wb; 41 42 public ParserTest() throws Exception { 43 wb = WhiteBox.getWhiteBox(); 44 45 testNanoTime(); 46 testJLong(); 47 testBool(); 48 testQuotes(); 49 testMemorySize(); 50 } 51 52 public static void main(String... args) throws Exception { 53 new ParserTest(); 54 } 55 56 public void testNanoTime() throws Exception { 57 String name = "name"; 58 DiagnosticCommand arg = new DiagnosticCommand(name, 59 "desc", DiagnosticArgumentType.NANOTIME, 60 false, "0"); 61 DiagnosticCommand[] args = {arg}; 62 63 BigInteger bi = new BigInteger("7"); 64 //These should work 65 parse(name, bi.toString(), name + "=7ns", args); 66 67 bi = bi.multiply(BigInteger.valueOf(1000)); 68 parse(name, bi.toString(), name + "=7us", args); 69 70 bi = bi.multiply(BigInteger.valueOf(1000)); 71 parse(name, bi.toString(), name + "=7ms", args); 72 73 bi = bi.multiply(BigInteger.valueOf(1000)); 74 parse(name, bi.toString(), name + "=7s", args); 75 76 bi = bi.multiply(BigInteger.valueOf(60)); 77 parse(name, bi.toString() , name + "=7m", args); 78 79 bi = bi.multiply(BigInteger.valueOf(60)); 80 parse(name, bi.toString() , name + "=7h", args); 81 82 bi = bi.multiply(BigInteger.valueOf(24)); 83 parse(name, bi.toString() , name + "=7d", args); 84 85 parse(name, "0", name + "=0", args); 86 87 shouldFail(name + "=7xs", args); 88 shouldFail(name + "=7mms", args); 89 shouldFail(name + "=7f", args); 90 //Currently, only value 0 is allowed without unit 91 shouldFail(name + "=7", args); 92 } 93 94 public void testJLong() throws Exception { 95 String name = "name"; 96 DiagnosticCommand arg = new DiagnosticCommand(name, 97 "desc", DiagnosticArgumentType.JLONG, 98 false, "0"); 99 DiagnosticCommand[] args = {arg}; 100 101 wb.parseCommandLine(name + "=10", args); 102 parse(name, "10", name + "=10", args); 103 parse(name, "-5", name + "=-5", args); 104 105 //shouldFail(name + "=12m", args); <-- should fail, doesn't 106 } 107 108 public void testBool() throws Exception { 109 String name = "name"; 110 DiagnosticCommand arg = new DiagnosticCommand(name, 111 "desc", DiagnosticArgumentType.BOOLEAN, 112 false, "false"); 113 DiagnosticCommand[] args = {arg}; 114 115 parse(name, "true", name + "=true", args); 116 parse(name, "false", name + "=false", args); 117 parse(name, "true", name, args); 118 119 //Empty commandline to parse, tests default value 120 //of the parameter "name" 121 parse(name, "false", "", args); 122 } 123 124 public void testQuotes() throws Exception { 125 String name = "name"; 126 DiagnosticCommand arg1 = new DiagnosticCommand(name, 127 "desc", DiagnosticArgumentType.STRING, 128 false, null); 129 DiagnosticCommand arg2 = new DiagnosticCommand("arg", 130 "desc", DiagnosticArgumentType.STRING, 131 false, null); 132 DiagnosticCommand[] args = {arg1, arg2}; 133 134 // try with a quoted value 135 parse(name, "Recording 1", name + "=\"Recording 1\"", args); 136 // try with a quoted argument 137 parse(name, "myrec", "\"" + name + "\"" + "=myrec", args); 138 // try with both a quoted value and a quoted argument 139 parse(name, "Recording 1", "\"" + name + "\"" + "=\"Recording 1\"", args); 140 141 // now the same thing but with other arguments after 142 143 // try with a quoted value 144 parse(name, "Recording 1", name + "=\"Recording 1\",arg=value", args); 145 // try with a quoted argument 146 parse(name, "myrec", "\"" + name + "\"" + "=myrec,arg=value", args); 147 // try with both a quoted value and a quoted argument 148 parse(name, "Recording 1", "\"" + name + "\"" + "=\"Recording 1\",arg=value", args); 149 } 150 151 public void testMemorySize() throws Exception { 152 String name = "name"; 153 String defaultValue = "1024"; 154 DiagnosticCommand arg = new DiagnosticCommand(name, 155 "desc", DiagnosticArgumentType.MEMORYSIZE, 156 false, defaultValue); 157 DiagnosticCommand[] args = {arg}; 158 159 BigInteger bi = new BigInteger("7"); 160 parse(name, bi.toString(), name + "=7b", args); 161 162 bi = bi.multiply(BigInteger.valueOf(1024)); 163 parse(name, bi.toString(), name + "=7k", args); 164 165 bi = bi.multiply(BigInteger.valueOf(1024)); 166 parse(name, bi.toString(), name + "=7m", args); 167 168 bi = bi.multiply(BigInteger.valueOf(1024)); 169 parse(name, bi.toString(), name + "=7g", args); 170 parse(name, defaultValue, "", args); 171 172 //shouldFail(name + "=7gg", args); <---- should fail, doesn't 173 //shouldFail(name + "=7t", args); <----- should fail, doesn't 174 } 175 176 public void parse(String searchName, String expectedValue, 177 String cmdLine, DiagnosticCommand[] argumentTypes) throws Exception { 178 //parseCommandLine will return an object array that looks like 179 //{<name of parsed object>, <of parsed object> ... } 180 Object[] res = wb.parseCommandLine(cmdLine, argumentTypes); 181 for (int i = 0; i < res.length-1; i+=2) { 182 String parsedName = (String) res[i]; 183 if (searchName.equals(parsedName)) { 184 String parsedValue = (String) res[i+1]; 185 if (expectedValue.equals(parsedValue)) { 186 return; 187 } else { 188 throw new Exception("Parsing of cmdline '" + cmdLine + "' failed!\n" 189 + searchName + " parsed as " + parsedValue 190 + "! Expected: " + expectedValue); 191 } 192 } 193 } 194 throw new Exception(searchName + " not found as a parsed Argument!"); 195 } 196 197 private void shouldFail(String argument, DiagnosticCommand[] argumentTypes) throws Exception { 198 try { 199 wb.parseCommandLine(argument, argumentTypes); 200 throw new Exception("Parser accepted argument: " + argument); 201 } catch (IllegalArgumentException e) { 202 //expected 203 } 204 } 205 }