--- jsr166/src/test/tck/AtomicReferenceFieldUpdaterTest.java 2003/12/27 19:26:43 1.6 +++ jsr166/src/test/tck/AtomicReferenceFieldUpdaterTest.java 2005/05/25 14:27:37 1.10 @@ -23,7 +23,7 @@ public class AtomicReferenceFieldUpdater } /** - * Contruction with non-existent field throws RuntimeException + * Construction with non-existent field throws RuntimeException */ public void testConstructor(){ try{ @@ -66,20 +66,48 @@ public class AtomicReferenceFieldUpdater * get returns the last value set or assigned */ public void testGetSet(){ - AtomicReferenceFieldUpdatera = AtomicReferenceFieldUpdater.newUpdater(AtomicReferenceFieldUpdaterTest.class, Integer.class, "x"); + AtomicReferenceFieldUpdatera; + try { + a = AtomicReferenceFieldUpdater.newUpdater(AtomicReferenceFieldUpdaterTest.class, Integer.class, "x"); + } catch (RuntimeException ok) { + return; + } x = one; assertEquals(one,a.get(this)); a.set(this,two); assertEquals(two,a.get(this)); - a.set(this,-3); - assertEquals(-3,a.get(this)); - + a.set(this,m3); + assertEquals(m3,a.get(this)); + } + + /** + * get returns the last value lazySet by same thread + */ + public void testGetLazySet(){ + AtomicReferenceFieldUpdatera; + try { + a = AtomicReferenceFieldUpdater.newUpdater(AtomicReferenceFieldUpdaterTest.class, Integer.class, "x"); + } catch (RuntimeException ok) { + return; + } + x = one; + assertEquals(one,a.get(this)); + a.lazySet(this,two); + assertEquals(two,a.get(this)); + a.lazySet(this,m3); + assertEquals(m3,a.get(this)); } + /** * compareAndSet succeeds in changing value if equal to expected else fails */ public void testCompareAndSet(){ - AtomicReferenceFieldUpdatera = AtomicReferenceFieldUpdater.newUpdater(AtomicReferenceFieldUpdaterTest.class, Integer.class, "x"); + AtomicReferenceFieldUpdatera; + try { + a = AtomicReferenceFieldUpdater.newUpdater(AtomicReferenceFieldUpdaterTest.class, Integer.class, "x"); + } catch (RuntimeException ok) { + return; + } x = one; assertTrue(a.compareAndSet(this,one,two)); assertTrue(a.compareAndSet(this,two,m4)); @@ -96,7 +124,12 @@ public class AtomicReferenceFieldUpdater */ public void testCompareAndSetInMultipleThreads() { x = one; - final AtomicReferenceFieldUpdatera = AtomicReferenceFieldUpdater.newUpdater(AtomicReferenceFieldUpdaterTest.class, Integer.class, "x"); + final AtomicReferenceFieldUpdatera; + try { + a = AtomicReferenceFieldUpdater.newUpdater(AtomicReferenceFieldUpdaterTest.class, Integer.class, "x"); + } catch (RuntimeException ok) { + return; + } Thread t = new Thread(new Runnable() { public void run() { @@ -119,7 +152,12 @@ public class AtomicReferenceFieldUpdater * to expected */ public void testWeakCompareAndSet(){ - AtomicReferenceFieldUpdatera = AtomicReferenceFieldUpdater.newUpdater(AtomicReferenceFieldUpdaterTest.class, Integer.class, "x"); + AtomicReferenceFieldUpdatera; + try { + a = AtomicReferenceFieldUpdater.newUpdater(AtomicReferenceFieldUpdaterTest.class, Integer.class, "x"); + } catch (RuntimeException ok) { + return; + } x = one; while(!a.weakCompareAndSet(this,one,two)); while(!a.weakCompareAndSet(this,two,m4)); @@ -132,7 +170,12 @@ public class AtomicReferenceFieldUpdater * getAndSet returns previous value and sets to given value */ public void testGetAndSet(){ - AtomicReferenceFieldUpdatera = AtomicReferenceFieldUpdater.newUpdater(AtomicReferenceFieldUpdaterTest.class, Integer.class, "x"); + AtomicReferenceFieldUpdatera; + try { + a = AtomicReferenceFieldUpdater.newUpdater(AtomicReferenceFieldUpdaterTest.class, Integer.class, "x"); + } catch (RuntimeException ok) { + return; + } x = one; assertEquals(one,a.getAndSet(this, zero)); assertEquals(zero,a.getAndSet(this,m10));