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 package jdk.test.lib; 25 26 import static jdk.test.lib.Asserts.assertTrue; 27 import java.io.IOException; 28 import java.lang.reflect.Field; 29 import java.net.InetAddress; 30 import java.net.ServerSocket; 31 import java.net.UnknownHostException; 32 import java.nio.file.Files; 33 import java.nio.file.Path; 34 import java.nio.file.Paths; 35 import java.util.ArrayList; 36 import java.util.Arrays; 37 import java.util.Collection; 38 import java.util.Collections; 39 import java.util.Iterator; 40 import java.util.List; 41 import java.util.Random; 42 import java.util.function.BooleanSupplier; 43 import java.util.concurrent.TimeUnit; 44 import java.util.regex.Matcher; 45 import java.util.regex.Pattern; 46 import java.util.stream.Collectors; 47 import sun.misc.Unsafe; 48 49 /** 50 * Common library for various test helper functions. 51 */ 52 public final class Utils { 53 54 /** 55 * Returns the sequence used by operating system to separate lines. 56 */ 57 public static final String NEW_LINE = System.getProperty("line.separator"); 58 59 /** 60 * Returns the value of 'test.vm.opts' system property. 61 */ 62 public static final String VM_OPTIONS = System.getProperty("test.vm.opts", "").trim(); 63 64 /** 65 * Returns the value of 'test.java.opts' system property. 66 */ 67 public static final String JAVA_OPTIONS = System.getProperty("test.java.opts", "").trim(); 68 69 /** 70 * Returns the value of 'test.src' system property. 71 */ 72 public static final String TEST_SRC = System.getProperty("test.src", "").trim(); 73 74 private static Unsafe unsafe = null; 439 while (!(condition.getAsBoolean() || (timeout != -1L 440 && ((System.currentTimeMillis() - startTime) > timeout)))) { 441 try { 442 Thread.sleep(sleepTime); 443 } catch (InterruptedException e) { 444 Thread.currentThread().interrupt(); 445 throw new Error(e); 446 } 447 } 448 return condition.getAsBoolean(); 449 } 450 451 /** 452 * Adjusts the provided timeout value for the TIMEOUT_FACTOR 453 * @param tOut the timeout value to be adjusted 454 * @return The timeout value adjusted for the value of "test.timeout.factor" 455 * system property 456 */ 457 public static long adjustTimeout(long tOut) { 458 return Math.round(tOut * Utils.TIMEOUT_FACTOR); 459 } 460 461 /** 462 * Runs runnable and checks that it throws expected exception. If exceptionException is null it means 463 * that we expect no exception to be thrown. 464 * @param runnable what we run 465 * @param expectedException expected exception 466 */ 467 public static void runAndCheckException(Runnable runnable, Class<? extends Throwable> expectedException) { 468 boolean expectedExceptionWasNotThrown = false; 469 try { 470 runnable.run(); 471 if (expectedException != null) { 472 expectedExceptionWasNotThrown = true; 473 } 474 } catch (Throwable t) { 475 if (expectedException == null) { 476 throw new AssertionError("Got unexpected exception ", t); 477 } 478 if (!expectedException.isAssignableFrom(t.getClass())) { | 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 package jdk.test.lib; 25 26 import java.io.File; 27 import static jdk.test.lib.Asserts.assertTrue; 28 import java.io.IOException; 29 import java.lang.reflect.Field; 30 import java.net.InetAddress; 31 import java.net.MalformedURLException; 32 import java.net.ServerSocket; 33 import java.net.URL; 34 import java.net.URLClassLoader; 35 import java.net.UnknownHostException; 36 import java.nio.file.Files; 37 import java.nio.file.Path; 38 import java.nio.file.Paths; 39 import java.util.ArrayList; 40 import java.util.Arrays; 41 import java.util.Collection; 42 import java.util.Collections; 43 import java.util.Iterator; 44 import java.util.List; 45 import java.util.Random; 46 import java.util.function.BooleanSupplier; 47 import java.util.concurrent.TimeUnit; 48 import java.util.regex.Matcher; 49 import java.util.regex.Pattern; 50 import java.util.stream.Collectors; 51 import sun.misc.Unsafe; 52 53 /** 54 * Common library for various test helper functions. 55 */ 56 public final class Utils { 57 58 /** 59 * Returns the value of 'test.class.path' system property. 60 */ 61 public static final String TEST_CLASS_PATH = System.getProperty("test.class.path", "."); 62 63 /** 64 * Returns the sequence used by operating system to separate lines. 65 */ 66 public static final String NEW_LINE = System.getProperty("line.separator"); 67 68 /** 69 * Returns the value of 'test.vm.opts' system property. 70 */ 71 public static final String VM_OPTIONS = System.getProperty("test.vm.opts", "").trim(); 72 73 /** 74 * Returns the value of 'test.java.opts' system property. 75 */ 76 public static final String JAVA_OPTIONS = System.getProperty("test.java.opts", "").trim(); 77 78 /** 79 * Returns the value of 'test.src' system property. 80 */ 81 public static final String TEST_SRC = System.getProperty("test.src", "").trim(); 82 83 private static Unsafe unsafe = null; 448 while (!(condition.getAsBoolean() || (timeout != -1L 449 && ((System.currentTimeMillis() - startTime) > timeout)))) { 450 try { 451 Thread.sleep(sleepTime); 452 } catch (InterruptedException e) { 453 Thread.currentThread().interrupt(); 454 throw new Error(e); 455 } 456 } 457 return condition.getAsBoolean(); 458 } 459 460 /** 461 * Adjusts the provided timeout value for the TIMEOUT_FACTOR 462 * @param tOut the timeout value to be adjusted 463 * @return The timeout value adjusted for the value of "test.timeout.factor" 464 * system property 465 */ 466 public static long adjustTimeout(long tOut) { 467 return Math.round(tOut * Utils.TIMEOUT_FACTOR); 468 } 469 470 /** 471 * @param parent a class loader to be the parent for the returned one 472 * @return an UrlClassLoader with urls made of the 'test.class.path' jtreg 473 * property and with the given parent 474 */ 475 public static URLClassLoader getTestClassPathURLClassLoader(ClassLoader parent) { 476 URL[] urls = Arrays.stream(TEST_CLASS_PATH.split(File.pathSeparator)) 477 .map(Paths::get) 478 .map(Path::toUri) 479 .map(x -> { 480 try { 481 return x.toURL(); 482 } catch (MalformedURLException ex) { 483 throw new Error("Test issue. JTREG property" 484 + " 'test.class.path'" 485 + " is not defined correctly", ex); 486 } 487 }).toArray(URL[]::new); 488 return new URLClassLoader(urls, parent); 489 } 490 491 /** 492 * Runs runnable and checks that it throws expected exception. If exceptionException is null it means 493 * that we expect no exception to be thrown. 494 * @param runnable what we run 495 * @param expectedException expected exception 496 */ 497 public static void runAndCheckException(Runnable runnable, Class<? extends Throwable> expectedException) { 498 boolean expectedExceptionWasNotThrown = false; 499 try { 500 runnable.run(); 501 if (expectedException != null) { 502 expectedExceptionWasNotThrown = true; 503 } 504 } catch (Throwable t) { 505 if (expectedException == null) { 506 throw new AssertionError("Got unexpected exception ", t); 507 } 508 if (!expectedException.isAssignableFrom(t.getClass())) { |