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dl |
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/* |
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* Written by members of JCP JSR-166 Expert Group and released to the |
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* public domain. Use, modify, and redistribute this code in any way |
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* without acknowledgement. Other contributors include Andrew Wright, |
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* Jeffrey Hayes, Pat Fischer, Mike Judd. |
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*/ |
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import junit.framework.*; |
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import java.util.*; |
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import java.util.concurrent.*; |
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import java.util.concurrent.locks.*; |
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public class LockSupportTest extends TestCase{ |
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public static void main(String[] args) { |
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junit.textui.TestRunner.run (suite()); |
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} |
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public static Test suite() { |
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return new TestSuite(LockSupportTest.class); |
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} |
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public void testUnpark() { |
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Thread t = new Thread(new Runnable(){ |
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public void run(){ |
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try{ |
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LockSupport.park(); |
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}catch(Exception e){ |
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fail("unexpected exception"); |
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} |
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} |
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}); |
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t.start(); |
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try{ |
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LockSupport.unpark(t); |
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t.join(); |
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} |
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catch(Exception e) { |
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fail("unexpected exception"); |
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} |
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} |
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public void testParkNanos() { |
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Thread t = new Thread(new Runnable(){ |
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public void run(){ |
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try{ |
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LockSupport.parkNanos(1000); |
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}catch(Exception e){ |
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fail("unexpected exception"); |
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} |
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} |
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}); |
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try{ |
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t.start(); |
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t.join(); |
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} |
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catch(Exception e) { |
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fail("unexpected exception"); |
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} |
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} |
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public void testParkUntil() { |
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Thread t = new Thread(new Runnable(){ |
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public void run(){ |
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try{ |
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long d = new Date().getTime() + 100; |
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LockSupport.parkUntil(d); |
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}catch(Exception e){ |
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fail("unexpected exception"); |
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} |
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} |
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}); |
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try{ |
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t.start(); |
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t.join(); |
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} |
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catch(Exception e) { |
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fail("unexpected exception"); |
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} |
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} |
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} |
