1 /* GENERATED SOURCE. DO NOT MODIFY. */ 2 // 2016 and later: Unicode, Inc. and others. 3 // License & terms of use: http://www.unicode.org/copyright.html#License 4 5 package android.icu.dev.test.format; 6 7 import org.junit.Test; 8 import org.junit.runner.RunWith; 9 import org.junit.runners.JUnit4; 10 11 import android.icu.dev.test.TestFmwk; 12 import android.icu.impl.DontCareFieldPosition; 13 import android.icu.text.MeasureFormat; 14 import android.icu.util.Currency; 15 import android.icu.util.Measure; 16 import android.icu.util.MeasureUnit; 17 import android.icu.util.ULocale; 18 import android.icu.testsharding.MainTestShard; 19 20 @MainTestShard 21 @RunWith(JUnit4.class) 22 public class MeasureUnitThreadTest extends TestFmwk { 23 24 @Test 25 public void MUThreadTest() { 26 // Ticket #12034 deadlock on multi-threaded static init of MeasureUnit. 27 // The code below reliably deadlocks with ICU 56. 28 // The test is here in its own file so it can be made to run independent of anything else. 29 Thread thread = new Thread() { 30 @Override 31 public void run() { 32 MeasureUnit.getAvailableTypes(); 33 } 34 }; 35 thread.start(); 36 Currency.getInstance(ULocale.ENGLISH); 37 try {thread.join();} catch(InterruptedException e) {}; 38 } 39 40 static class NumericMeasureThread extends Thread { 41 final MeasureFormat mf; 42 final Measure[] arg; 43 final String expected; 44 volatile boolean running = true; 45 AssertionError error; 46 47 NumericMeasureThread(Measure[] arg, String expected) { 48 this.mf = MeasureFormat.getInstance(ULocale.ENGLISH, MeasureFormat.FormatWidth.NUMERIC); 49 this.arg = arg; 50 this.expected = expected; 51 this.error = null; 52 } 53 54 @Override 55 public void run() { 56 while (running) { 57 try { 58 StringBuilder sb = new StringBuilder(); 59 mf.formatMeasures(sb, DontCareFieldPosition.INSTANCE, arg); 60 org.junit.Assert.assertEquals(expected, sb.toString()); 61 } catch (AssertionError e) { 62 error = e; 63 break; 64 } 65 } 66 } 67 } 68 69 // Race in formatMeasures with width NUMERIC: 70 // http://bugs.icu-project.org/trac/ticket/13606 71 @Test 72 public void NumericRaceTest() throws InterruptedException { 73 NumericMeasureThread t1 = new NumericMeasureThread(new Measure[] { 74 new Measure(3, MeasureUnit.MINUTE), 75 new Measure(4, MeasureUnit.SECOND) 76 }, "3:04"); 77 NumericMeasureThread t2 = new NumericMeasureThread(new Measure[] { 78 new Measure(5, MeasureUnit.MINUTE), 79 new Measure(6, MeasureUnit.SECOND) 80 }, "5:06"); 81 t1.start(); 82 t2.start(); 83 Thread.sleep(5); 84 t1.running = false; 85 t2.running = false; 86 t1.join(); 87 t2.join(); 88 if (t1.error != null) { 89 AssertionError error = new AssertionError("Failure in thread 1"); 90 error.initCause(t1.error); 91 throw error; 92 } 93 if (t2.error != null) { 94 AssertionError error = new AssertionError("Failure in thread 2"); 95 error.initCause(t2.error); 96 throw error; 97 } 98 } 99 } 100
