diff options
Diffstat (limited to 'libjava/testsuite/libjava.lang/Thread_Sleep_2.java')
-rw-r--r-- | libjava/testsuite/libjava.lang/Thread_Sleep_2.java | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/libjava/testsuite/libjava.lang/Thread_Sleep_2.java b/libjava/testsuite/libjava.lang/Thread_Sleep_2.java new file mode 100644 index 0000000..37c0d3b --- /dev/null +++ b/libjava/testsuite/libjava.lang/Thread_Sleep_2.java @@ -0,0 +1,34 @@ +// Test that Thread.sleep() is accurate +// and that nanoTime actually measures in nanoseconds. + +public class Thread_Sleep_2 +{ + public static void main(String args[]) + { + try + { + boolean ok = true; + for (int i = 0; i < 100; i++) + { + long start = System.nanoTime(); + Thread.sleep(10); + long end = System.nanoTime(); + if ((end - start) < 10000000) + { + System.out.print ("failed, iteration "); + System.out.print (i); + System.out.print (", time "); + System.out.print (end - start); + System.out.println ("ns"); + ok = false; + } + } + if (ok) + System.out.println ("ok"); + } + catch (InterruptedException x) + { + System.out.println("error: Thread interrupted."); + } + } +} |