1 /* 2 * Copyright (c) 2014, 2019, 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 import jdk.test.lib.Utils; 26 import jdk.test.lib.BuildHelper; 27 import jdk.test.lib.JDKToolFinder; 28 import jdk.test.lib.Platform; 29 import jdk.test.lib.cds.CDSOptions; 30 import jdk.test.lib.cds.CDSTestUtils; 31 import jdk.test.lib.cds.CDSTestUtils.Result; 32 import jdk.test.lib.process.ProcessTools; 33 import jdk.test.lib.process.OutputAnalyzer; 34 import java.io.File; 35 import java.text.SimpleDateFormat; 36 import java.util.Arrays; 37 import java.util.ArrayList; 38 import java.util.Date; 39 40 /** 41 * This is a test utility class for common AppCDS test functionality. 42 * 43 * Various methods use (String ...) for passing VM options. Note that the order 44 * of the VM options are important in certain cases. Many methods take arguments like 45 * 46 * (String prefix[], String suffix[], String... opts) 47 * 48 * Note that the order of the VM options is: 49 * 50 * prefix + opts + suffix 51 */ 52 public class TestCommon extends CDSTestUtils { 53 private static final String JSA_FILE_PREFIX = System.getProperty("user.dir") + 54 File.separator + "appcds-"; 55 56 private static final SimpleDateFormat timeStampFormat = 57 new SimpleDateFormat("HH'h'mm'm'ss's'SSS"); 58 59 private static final String timeoutFactor = 60 System.getProperty("test.timeout.factor", "1.0"); 61 62 private static String currentArchiveName; 63 64 // Call this method to start new archive with new unique name 65 public static void startNewArchiveName() { 66 deletePriorArchives(); 67 currentArchiveName = JSA_FILE_PREFIX + 68 timeStampFormat.format(new Date()) + ".jsa"; 69 } 70 71 // Call this method to get current archive name 72 public static String getCurrentArchiveName() { 73 return currentArchiveName; 74 } 75 76 // Attempt to clean old archives to preserve space 77 // Archives are large artifacts (20Mb or more), and much larger than 78 // most other artifacts created in jtreg testing. 79 // Therefore it is a good idea to clean the old archives when they are not needed. 80 // In most cases the deletion attempt will succeed; on rare occasion the 81 // delete operation will fail since the system or VM process still holds a handle 82 // to the file; in such cases the File.delete() operation will silently fail, w/o 83 // throwing an exception, thus allowing testing to continue. 84 public static void deletePriorArchives() { 85 File dir = new File(System.getProperty("user.dir")); 86 String files[] = dir.list(); 87 for (String name : files) { 88 if (name.startsWith("appcds-") && name.endsWith(".jsa")) { 89 if (!(new File(dir, name)).delete()) 90 System.out.println("deletePriorArchives(): delete failed for file " + name); 91 } 92 } 93 } 94 95 96 // Create AppCDS archive using most common args - convenience method 97 // Legacy name preserved for compatibility 98 public static OutputAnalyzer dump(String appJar, String classList[], 99 String... suffix) throws Exception { 100 return createArchive(appJar, classList, suffix); 101 } 102 103 104 // Create AppCDS archive using most common args - convenience method 105 public static OutputAnalyzer createArchive(String appJar, String classList[], 106 String... suffix) throws Exception { 107 AppCDSOptions opts = (new AppCDSOptions()).setAppJar(appJar); 108 opts.setClassList(classList); 109 opts.addSuffix(suffix); 110 return createArchive(opts); 111 } 112 113 // Create AppCDS archive using appcds options 114 public static OutputAnalyzer createArchive(AppCDSOptions opts) 115 throws Exception { 116 117 ArrayList<String> cmd = new ArrayList<String>(); 118 startNewArchiveName(); 119 120 for (String p : opts.prefix) cmd.add(p); 121 122 if (opts.appJar != null) { 123 cmd.add("-cp"); 124 cmd.add(opts.appJar); 125 } else { 126 cmd.add("-Djava.class.path="); 127 } 128 129 cmd.add("-Xshare:dump"); 130 131 if (opts.archiveName == null) 132 opts.archiveName = getCurrentArchiveName(); 133 134 cmd.add("-XX:SharedArchiveFile=" + opts.archiveName); 135 136 if (opts.classList != null) { 137 File classListFile = makeClassList(opts.classList); 138 cmd.add("-XX:ExtraSharedClassListFile=" + classListFile.getPath()); 139 } 140 141 for (String s : opts.suffix) cmd.add(s); 142 143 String[] cmdLine = cmd.toArray(new String[cmd.size()]); 144 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(true, cmdLine); 145 return executeAndLog(pb, "dump"); 146 } 147 148 // This allows you to run the AppCDS tests with JFR enabled at runtime (though not at 149 // dump time, as that's uncommon for typical AppCDS users). 150 // 151 // To run in this special mode, specify the following in your jtreg command-line 152 // -vmoptions:-Dtest.cds.run.with.jfr=true 153 // 154 // Some AppCDS tests are not compatible with this mode. See the group 155 // hotspot_appcds_with_jfr in ../../TEST.ROOT for details. 156 private static final boolean RUN_WITH_JFR = Boolean.getBoolean("test.cds.run.with.jfr"); 157 158 // Execute JVM using AppCDS archive with specified AppCDSOptions 159 public static OutputAnalyzer runWithArchive(AppCDSOptions opts) 160 throws Exception { 161 162 ArrayList<String> cmd = new ArrayList<String>(); 163 164 for (String p : opts.prefix) cmd.add(p); 165 166 cmd.add("-Xshare:" + opts.xShareMode); 167 cmd.add("-showversion"); 168 cmd.add("-XX:SharedArchiveFile=" + getCurrentArchiveName()); 169 cmd.add("-Dtest.timeout.factor=" + timeoutFactor); 170 171 if (opts.appJar != null) { 172 cmd.add("-cp"); 173 cmd.add(opts.appJar); 174 } 175 176 for (String s : opts.suffix) cmd.add(s); 177 178 if (RUN_WITH_JFR) { 179 boolean usesJFR = false; 180 for (String s : cmd) { 181 if (s.startsWith("-XX:StartFlightRecording=") || s.startsWith("-XX:FlightRecorderOptions")) { 182 System.out.println("JFR option might have been specified. Don't interfere: " + s); 183 usesJFR = true; 184 break; 185 } 186 } 187 if (!usesJFR) { 188 System.out.println("JFR option not specified. Enabling JFR ..."); 189 cmd.add(0, "-XX:StartFlightRecording=dumponexit=true"); 190 System.out.println(cmd); 191 } 192 } 193 194 String[] cmdLine = cmd.toArray(new String[cmd.size()]); 195 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(true, cmdLine); 196 return executeAndLog(pb, "exec"); 197 } 198 199 200 public static OutputAnalyzer execCommon(String... suffix) throws Exception { 201 AppCDSOptions opts = (new AppCDSOptions()); 202 opts.addSuffix(suffix); 203 return runWithArchive(opts); 204 } 205 206 // This is the new API for running a Java process with CDS enabled. 207 // See comments in the CDSTestUtils.Result class for how to use this method. 208 public static Result run(String... suffix) throws Exception { 209 AppCDSOptions opts = (new AppCDSOptions()); 210 opts.addSuffix(suffix); 211 return new Result(opts, runWithArchive(opts)); 212 } 213 214 public static OutputAnalyzer exec(String appJar, String... suffix) throws Exception { 215 AppCDSOptions opts = (new AppCDSOptions()).setAppJar(appJar); 216 opts.addSuffix(suffix); 217 return runWithArchive(opts); 218 } 219 220 public static Result runWithModules(String prefix[], String upgrademodulepath, String modulepath, 221 String mid, String... testClassArgs) throws Exception { 222 AppCDSOptions opts = makeModuleOptions(prefix, upgrademodulepath, modulepath, 223 mid, testClassArgs); 224 return new Result(opts, runWithArchive(opts)); 225 } 226 227 public static OutputAnalyzer execAuto(String... suffix) throws Exception { 228 AppCDSOptions opts = (new AppCDSOptions()); 229 opts.addSuffix(suffix).setXShareMode("auto"); 230 return runWithArchive(opts); 231 } 232 233 public static OutputAnalyzer execOff(String... suffix) throws Exception { 234 AppCDSOptions opts = (new AppCDSOptions()); 235 opts.addSuffix(suffix).setXShareMode("off"); 236 return runWithArchive(opts); 237 } 238 239 240 private static AppCDSOptions makeModuleOptions(String prefix[], String upgrademodulepath, String modulepath, 241 String mid, String testClassArgs[]) { 242 AppCDSOptions opts = (new AppCDSOptions()); 243 244 opts.addPrefix(prefix); 245 if (upgrademodulepath == null) { 246 opts.addSuffix("-p", modulepath, "-m", mid); 247 } else { 248 opts.addSuffix("--upgrade-module-path", upgrademodulepath, 249 "-p", modulepath, "-m", mid); 250 } 251 opts.addSuffix(testClassArgs); 252 return opts; 253 } 254 255 public static OutputAnalyzer execModule(String prefix[], String upgrademodulepath, String modulepath, 256 String mid, String... testClassArgs) 257 throws Exception { 258 AppCDSOptions opts = makeModuleOptions(prefix, upgrademodulepath, modulepath, 259 mid, testClassArgs); 260 return runWithArchive(opts); 261 } 262 263 264 // A common operation: dump, then check results 265 public static OutputAnalyzer testDump(String appJar, String classList[], 266 String... suffix) throws Exception { 267 OutputAnalyzer output = dump(appJar, classList, suffix); 268 output.shouldContain("Loading classes to share"); 269 output.shouldHaveExitValue(0); 270 return output; 271 } 272 273 274 /** 275 * Simple test -- dump and execute appJar with the given classList in classlist. 276 */ 277 public static OutputAnalyzer test(String appJar, String classList[], String... args) 278 throws Exception { 279 testDump(appJar, classList); 280 281 OutputAnalyzer output = exec(appJar, args); 282 return checkExec(output); 283 } 284 285 286 public static OutputAnalyzer checkExecReturn(OutputAnalyzer output, int ret, 287 boolean checkContain, String... matches) throws Exception { 288 try { 289 for (String s : matches) { 290 if (checkContain) { 291 output.shouldContain(s); 292 } else { 293 output.shouldNotContain(s); 294 } 295 } 296 output.shouldHaveExitValue(ret); 297 } catch (Exception e) { 298 checkCommonExecExceptions(output, e); 299 } 300 301 return output; 302 } 303 304 305 // Convenience concatenation utils 306 public static String[] list(String ...args) { 307 return args; 308 } 309 310 311 public static String[] list(String arg, int count) { 312 ArrayList<String> stringList = new ArrayList<String>(); 313 for (int i = 0; i < count; i++) { 314 stringList.add(arg); 315 } 316 317 String outputArray[] = stringList.toArray(new String[stringList.size()]); 318 return outputArray; 319 } 320 321 322 public static String[] concat(String... args) { 323 return list(args); 324 } 325 326 327 public static String[] concat(String prefix[], String... extra) { 328 ArrayList<String> list = new ArrayList<String>(); 329 for (String s : prefix) { 330 list.add(s); 331 } 332 for (String s : extra) { 333 list.add(s); 334 } 335 336 return list.toArray(new String[list.size()]); 337 } 338 339 340 // ===================== Concatenate paths 341 public static String concatPaths(String... paths) { 342 String prefix = ""; 343 String s = ""; 344 for (String p : paths) { 345 s += prefix; 346 s += p; 347 prefix = File.pathSeparator; 348 } 349 return s; 350 } 351 352 353 public static String getTestJar(String jar) { 354 File jarFile = CDSTestUtils.getTestArtifact(jar, true); 355 if (!jarFile.isFile()) { 356 throw new RuntimeException("Not a regular file: " + jarFile.getPath()); 357 } 358 return jarFile.getPath(); 359 } 360 361 362 public static String getTestDir(String d) { 363 File dirFile = CDSTestUtils.getTestArtifact(d, true); 364 if (!dirFile.isDirectory()) { 365 throw new RuntimeException("Not a directory: " + dirFile.getPath()); 366 } 367 return dirFile.getPath(); 368 } 369 370 public static boolean checkOutputStrings(String outputString1, 371 String outputString2, 372 String split_regex) { 373 String[] sa1 = outputString1.split(split_regex); 374 String[] sa2 = outputString2.split(split_regex); 375 Arrays.sort(sa1); 376 Arrays.sort(sa2); 377 378 int i = 0; 379 for (String s : sa1) { 380 if (!s.equals(sa2[i])) { 381 throw new RuntimeException(s + " is different from " + sa2[i]); 382 } 383 i ++; 384 } 385 return true; 386 } 387 }