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/* |
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* Written by Doug Lea with assistance from members of JCP JSR-166 |
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* Expert Group and released to the public domain, as explained at |
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* http://creativecommons.org/licenses/publicdomain |
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* http://creativecommons.org/publicdomain/zero/1.0/ |
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* Other contributors include Andrew Wright, Jeffrey Hayes, |
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* Pat Fisher, Mike Judd. |
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*/ |
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import static java.util.concurrent.TimeUnit.DAYS; |
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import static java.util.concurrent.TimeUnit.HOURS; |
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import static java.util.concurrent.TimeUnit.MICROSECONDS; |
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import static java.util.concurrent.TimeUnit.MILLISECONDS; |
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import static java.util.concurrent.TimeUnit.MINUTES; |
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import static java.util.concurrent.TimeUnit.NANOSECONDS; |
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import static java.util.concurrent.TimeUnit.SECONDS; |
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|
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import junit.framework.*; |
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import java.util.concurrent.*; |
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import java.io.*; |
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import java.util.concurrent.CountDownLatch; |
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import java.util.concurrent.TimeUnit; |
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|
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import junit.framework.Test; |
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import junit.framework.TestSuite; |
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|
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public class TimeUnitTest extends JSR166TestCase { |
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public static void main(String[] args) { |
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junit.textui.TestRunner.run(suite()); |
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main(suite(), args); |
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} |
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public static Test suite() { |
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public void testConvert() { |
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for (long t = 0; t < 88888; ++t) { |
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assertEquals(t*60*60*24, |
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TimeUnit.SECONDS.convert(t, |
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TimeUnit.DAYS)); |
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SECONDS.convert(t, DAYS)); |
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assertEquals(t*60*60, |
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TimeUnit.SECONDS.convert(t, |
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TimeUnit.HOURS)); |
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SECONDS.convert(t, HOURS)); |
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assertEquals(t*60, |
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TimeUnit.SECONDS.convert(t, |
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TimeUnit.MINUTES)); |
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SECONDS.convert(t, MINUTES)); |
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assertEquals(t, |
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TimeUnit.SECONDS.convert(t, |
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TimeUnit.SECONDS)); |
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SECONDS.convert(t, SECONDS)); |
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assertEquals(t, |
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TimeUnit.SECONDS.convert(1000L*t, |
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TimeUnit.MILLISECONDS)); |
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SECONDS.convert(1000L*t, MILLISECONDS)); |
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assertEquals(t, |
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TimeUnit.SECONDS.convert(1000000L*t, |
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TimeUnit.MICROSECONDS)); |
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SECONDS.convert(1000000L*t, MICROSECONDS)); |
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assertEquals(t, |
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TimeUnit.SECONDS.convert(1000000000L*t, |
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TimeUnit.NANOSECONDS)); |
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|
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SECONDS.convert(1000000000L*t, NANOSECONDS)); |
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|
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assertEquals(1000L*t*60*60*24, |
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TimeUnit.MILLISECONDS.convert(t, |
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TimeUnit.DAYS)); |
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MILLISECONDS.convert(t, DAYS)); |
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assertEquals(1000L*t*60*60, |
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TimeUnit.MILLISECONDS.convert(t, |
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TimeUnit.HOURS)); |
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MILLISECONDS.convert(t, HOURS)); |
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assertEquals(1000L*t*60, |
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TimeUnit.MILLISECONDS.convert(t, |
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TimeUnit.MINUTES)); |
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MILLISECONDS.convert(t, MINUTES)); |
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assertEquals(1000L*t, |
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TimeUnit.MILLISECONDS.convert(t, |
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TimeUnit.SECONDS)); |
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MILLISECONDS.convert(t, SECONDS)); |
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assertEquals(t, |
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TimeUnit.MILLISECONDS.convert(t, |
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TimeUnit.MILLISECONDS)); |
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MILLISECONDS.convert(t, MILLISECONDS)); |
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assertEquals(t, |
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TimeUnit.MILLISECONDS.convert(1000L*t, |
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TimeUnit.MICROSECONDS)); |
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MILLISECONDS.convert(1000L*t, MICROSECONDS)); |
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assertEquals(t, |
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TimeUnit.MILLISECONDS.convert(1000000L*t, |
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TimeUnit.NANOSECONDS)); |
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MILLISECONDS.convert(1000000L*t, NANOSECONDS)); |
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|
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assertEquals(1000000L*t*60*60*24, |
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TimeUnit.MICROSECONDS.convert(t, |
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TimeUnit.DAYS)); |
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MICROSECONDS.convert(t, DAYS)); |
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assertEquals(1000000L*t*60*60, |
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TimeUnit.MICROSECONDS.convert(t, |
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TimeUnit.HOURS)); |
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MICROSECONDS.convert(t, HOURS)); |
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assertEquals(1000000L*t*60, |
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TimeUnit.MICROSECONDS.convert(t, |
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TimeUnit.MINUTES)); |
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MICROSECONDS.convert(t, MINUTES)); |
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assertEquals(1000000L*t, |
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TimeUnit.MICROSECONDS.convert(t, |
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TimeUnit.SECONDS)); |
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MICROSECONDS.convert(t, SECONDS)); |
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assertEquals(1000L*t, |
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TimeUnit.MICROSECONDS.convert(t, |
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TimeUnit.MILLISECONDS)); |
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MICROSECONDS.convert(t, MILLISECONDS)); |
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assertEquals(t, |
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TimeUnit.MICROSECONDS.convert(t, |
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TimeUnit.MICROSECONDS)); |
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MICROSECONDS.convert(t, MICROSECONDS)); |
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assertEquals(t, |
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TimeUnit.MICROSECONDS.convert(1000L*t, |
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TimeUnit.NANOSECONDS)); |
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MICROSECONDS.convert(1000L*t, NANOSECONDS)); |
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assertEquals(1000000000L*t*60*60*24, |
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TimeUnit.NANOSECONDS.convert(t, |
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TimeUnit.DAYS)); |
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NANOSECONDS.convert(t, DAYS)); |
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assertEquals(1000000000L*t*60*60, |
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TimeUnit.NANOSECONDS.convert(t, |
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TimeUnit.HOURS)); |
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NANOSECONDS.convert(t, HOURS)); |
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assertEquals(1000000000L*t*60, |
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TimeUnit.NANOSECONDS.convert(t, |
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TimeUnit.MINUTES)); |
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NANOSECONDS.convert(t, MINUTES)); |
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assertEquals(1000000000L*t, |
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TimeUnit.NANOSECONDS.convert(t, |
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TimeUnit.SECONDS)); |
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NANOSECONDS.convert(t, SECONDS)); |
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assertEquals(1000000L*t, |
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TimeUnit.NANOSECONDS.convert(t, |
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TimeUnit.MILLISECONDS)); |
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NANOSECONDS.convert(t, MILLISECONDS)); |
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assertEquals(1000L*t, |
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TimeUnit.NANOSECONDS.convert(t, |
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TimeUnit.MICROSECONDS)); |
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NANOSECONDS.convert(t, MICROSECONDS)); |
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assertEquals(t, |
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TimeUnit.NANOSECONDS.convert(t, |
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TimeUnit.NANOSECONDS)); |
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NANOSECONDS.convert(t, NANOSECONDS)); |
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} |
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|
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for (TimeUnit x : TimeUnit.values()) { |
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long[] zs = { |
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0, 1, -1, |
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Integer.MAX_VALUE, Integer.MIN_VALUE, |
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Long.MAX_VALUE, Long.MIN_VALUE, |
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}; |
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for (long z : zs) assertEquals(z, x.convert(z, x)); |
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} |
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} |
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public void testToNanos() { |
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for (long t = 0; t < 88888; ++t) { |
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assertEquals(t*1000000000L*60*60*24, |
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TimeUnit.DAYS.toNanos(t)); |
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DAYS.toNanos(t)); |
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assertEquals(t*1000000000L*60*60, |
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TimeUnit.HOURS.toNanos(t)); |
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HOURS.toNanos(t)); |
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assertEquals(t*1000000000L*60, |
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TimeUnit.MINUTES.toNanos(t)); |
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MINUTES.toNanos(t)); |
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assertEquals(1000000000L*t, |
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TimeUnit.SECONDS.toNanos(t)); |
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SECONDS.toNanos(t)); |
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assertEquals(1000000L*t, |
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TimeUnit.MILLISECONDS.toNanos(t)); |
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MILLISECONDS.toNanos(t)); |
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assertEquals(1000L*t, |
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TimeUnit.MICROSECONDS.toNanos(t)); |
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MICROSECONDS.toNanos(t)); |
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assertEquals(t, |
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TimeUnit.NANOSECONDS.toNanos(t)); |
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NANOSECONDS.toNanos(t)); |
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} |
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} |
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|
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public void testToMicros() { |
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for (long t = 0; t < 88888; ++t) { |
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assertEquals(t*1000000L*60*60*24, |
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TimeUnit.DAYS.toMicros(t)); |
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DAYS.toMicros(t)); |
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assertEquals(t*1000000L*60*60, |
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TimeUnit.HOURS.toMicros(t)); |
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HOURS.toMicros(t)); |
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assertEquals(t*1000000L*60, |
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TimeUnit.MINUTES.toMicros(t)); |
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MINUTES.toMicros(t)); |
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assertEquals(1000000L*t, |
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TimeUnit.SECONDS.toMicros(t)); |
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SECONDS.toMicros(t)); |
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assertEquals(1000L*t, |
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TimeUnit.MILLISECONDS.toMicros(t)); |
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MILLISECONDS.toMicros(t)); |
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assertEquals(t, |
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TimeUnit.MICROSECONDS.toMicros(t)); |
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MICROSECONDS.toMicros(t)); |
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assertEquals(t, |
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TimeUnit.NANOSECONDS.toMicros(t*1000L)); |
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NANOSECONDS.toMicros(t*1000L)); |
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} |
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} |
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public void testToMillis() { |
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for (long t = 0; t < 88888; ++t) { |
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assertEquals(t*1000L*60*60*24, |
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TimeUnit.DAYS.toMillis(t)); |
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DAYS.toMillis(t)); |
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assertEquals(t*1000L*60*60, |
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TimeUnit.HOURS.toMillis(t)); |
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HOURS.toMillis(t)); |
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assertEquals(t*1000L*60, |
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TimeUnit.MINUTES.toMillis(t)); |
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MINUTES.toMillis(t)); |
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assertEquals(1000L*t, |
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TimeUnit.SECONDS.toMillis(t)); |
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SECONDS.toMillis(t)); |
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assertEquals(t, |
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TimeUnit.MILLISECONDS.toMillis(t)); |
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> |
MILLISECONDS.toMillis(t)); |
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assertEquals(t, |
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TimeUnit.MICROSECONDS.toMillis(t*1000L)); |
173 |
> |
MICROSECONDS.toMillis(t*1000L)); |
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assertEquals(t, |
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TimeUnit.NANOSECONDS.toMillis(t*1000000L)); |
175 |
> |
NANOSECONDS.toMillis(t*1000000L)); |
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} |
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} |
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|
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public void testToSeconds() { |
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for (long t = 0; t < 88888; ++t) { |
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assertEquals(t*60*60*24, |
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TimeUnit.DAYS.toSeconds(t)); |
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DAYS.toSeconds(t)); |
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assertEquals(t*60*60, |
188 |
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TimeUnit.HOURS.toSeconds(t)); |
188 |
> |
HOURS.toSeconds(t)); |
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assertEquals(t*60, |
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TimeUnit.MINUTES.toSeconds(t)); |
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> |
MINUTES.toSeconds(t)); |
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assertEquals(t, |
192 |
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TimeUnit.SECONDS.toSeconds(t)); |
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> |
SECONDS.toSeconds(t)); |
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assertEquals(t, |
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TimeUnit.MILLISECONDS.toSeconds(t*1000L)); |
194 |
> |
MILLISECONDS.toSeconds(t*1000L)); |
195 |
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assertEquals(t, |
196 |
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TimeUnit.MICROSECONDS.toSeconds(t*1000000L)); |
196 |
> |
MICROSECONDS.toSeconds(t*1000000L)); |
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assertEquals(t, |
198 |
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TimeUnit.NANOSECONDS.toSeconds(t*1000000000L)); |
198 |
> |
NANOSECONDS.toSeconds(t*1000000000L)); |
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} |
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} |
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|
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public void testToMinutes() { |
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for (long t = 0; t < 88888; ++t) { |
208 |
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assertEquals(t*60*24, |
209 |
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TimeUnit.DAYS.toMinutes(t)); |
209 |
> |
DAYS.toMinutes(t)); |
210 |
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assertEquals(t*60, |
211 |
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TimeUnit.HOURS.toMinutes(t)); |
211 |
> |
HOURS.toMinutes(t)); |
212 |
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assertEquals(t, |
213 |
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TimeUnit.MINUTES.toMinutes(t)); |
213 |
> |
MINUTES.toMinutes(t)); |
214 |
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assertEquals(t, |
215 |
< |
TimeUnit.SECONDS.toMinutes(t*60)); |
215 |
> |
SECONDS.toMinutes(t*60)); |
216 |
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assertEquals(t, |
217 |
< |
TimeUnit.MILLISECONDS.toMinutes(t*1000L*60)); |
217 |
> |
MILLISECONDS.toMinutes(t*1000L*60)); |
218 |
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assertEquals(t, |
219 |
< |
TimeUnit.MICROSECONDS.toMinutes(t*1000000L*60)); |
219 |
> |
MICROSECONDS.toMinutes(t*1000000L*60)); |
220 |
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assertEquals(t, |
221 |
< |
TimeUnit.NANOSECONDS.toMinutes(t*1000000000L*60)); |
221 |
> |
NANOSECONDS.toMinutes(t*1000000000L*60)); |
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} |
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} |
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|
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public void testToHours() { |
230 |
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for (long t = 0; t < 88888; ++t) { |
231 |
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assertEquals(t*24, |
232 |
< |
TimeUnit.DAYS.toHours(t)); |
232 |
> |
DAYS.toHours(t)); |
233 |
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assertEquals(t, |
234 |
< |
TimeUnit.HOURS.toHours(t)); |
234 |
> |
HOURS.toHours(t)); |
235 |
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assertEquals(t, |
236 |
< |
TimeUnit.MINUTES.toHours(t*60)); |
236 |
> |
MINUTES.toHours(t*60)); |
237 |
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assertEquals(t, |
238 |
< |
TimeUnit.SECONDS.toHours(t*60*60)); |
238 |
> |
SECONDS.toHours(t*60*60)); |
239 |
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assertEquals(t, |
240 |
< |
TimeUnit.MILLISECONDS.toHours(t*1000L*60*60)); |
240 |
> |
MILLISECONDS.toHours(t*1000L*60*60)); |
241 |
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assertEquals(t, |
242 |
< |
TimeUnit.MICROSECONDS.toHours(t*1000000L*60*60)); |
242 |
> |
MICROSECONDS.toHours(t*1000000L*60*60)); |
243 |
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assertEquals(t, |
244 |
< |
TimeUnit.NANOSECONDS.toHours(t*1000000000L*60*60)); |
244 |
> |
NANOSECONDS.toHours(t*1000000000L*60*60)); |
245 |
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} |
246 |
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} |
247 |
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|
252 |
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public void testToDays() { |
253 |
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for (long t = 0; t < 88888; ++t) { |
254 |
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assertEquals(t, |
255 |
< |
TimeUnit.DAYS.toDays(t)); |
255 |
> |
DAYS.toDays(t)); |
256 |
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assertEquals(t, |
257 |
< |
TimeUnit.HOURS.toDays(t*24)); |
257 |
> |
HOURS.toDays(t*24)); |
258 |
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assertEquals(t, |
259 |
< |
TimeUnit.MINUTES.toDays(t*60*24)); |
259 |
> |
MINUTES.toDays(t*60*24)); |
260 |
|
assertEquals(t, |
261 |
< |
TimeUnit.SECONDS.toDays(t*60*60*24)); |
261 |
> |
SECONDS.toDays(t*60*60*24)); |
262 |
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assertEquals(t, |
263 |
< |
TimeUnit.MILLISECONDS.toDays(t*1000L*60*60*24)); |
263 |
> |
MILLISECONDS.toDays(t*1000L*60*60*24)); |
264 |
|
assertEquals(t, |
265 |
< |
TimeUnit.MICROSECONDS.toDays(t*1000000L*60*60*24)); |
265 |
> |
MICROSECONDS.toDays(t*1000000L*60*60*24)); |
266 |
|
assertEquals(t, |
267 |
< |
TimeUnit.NANOSECONDS.toDays(t*1000000000L*60*60*24)); |
267 |
> |
NANOSECONDS.toDays(t*1000000000L*60*60*24)); |
268 |
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} |
269 |
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} |
270 |
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|
282 |
– |
|
271 |
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/** |
272 |
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* convert saturates positive too-large values to Long.MAX_VALUE |
273 |
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* and negative to LONG.MIN_VALUE |
274 |
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*/ |
275 |
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public void testConvertSaturate() { |
276 |
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assertEquals(Long.MAX_VALUE, |
277 |
< |
TimeUnit.NANOSECONDS.convert(Long.MAX_VALUE / 2, |
290 |
< |
TimeUnit.SECONDS)); |
277 |
> |
NANOSECONDS.convert(Long.MAX_VALUE / 2, SECONDS)); |
278 |
|
assertEquals(Long.MIN_VALUE, |
279 |
< |
TimeUnit.NANOSECONDS.convert(-Long.MAX_VALUE / 4, |
293 |
< |
TimeUnit.SECONDS)); |
279 |
> |
NANOSECONDS.convert(-Long.MAX_VALUE / 4, SECONDS)); |
280 |
|
assertEquals(Long.MAX_VALUE, |
281 |
< |
TimeUnit.NANOSECONDS.convert(Long.MAX_VALUE / 2, |
296 |
< |
TimeUnit.MINUTES)); |
281 |
> |
NANOSECONDS.convert(Long.MAX_VALUE / 2, MINUTES)); |
282 |
|
assertEquals(Long.MIN_VALUE, |
283 |
< |
TimeUnit.NANOSECONDS.convert(-Long.MAX_VALUE / 4, |
299 |
< |
TimeUnit.MINUTES)); |
283 |
> |
NANOSECONDS.convert(-Long.MAX_VALUE / 4, MINUTES)); |
284 |
|
assertEquals(Long.MAX_VALUE, |
285 |
< |
TimeUnit.NANOSECONDS.convert(Long.MAX_VALUE / 2, |
302 |
< |
TimeUnit.HOURS)); |
285 |
> |
NANOSECONDS.convert(Long.MAX_VALUE / 2, HOURS)); |
286 |
|
assertEquals(Long.MIN_VALUE, |
287 |
< |
TimeUnit.NANOSECONDS.convert(-Long.MAX_VALUE / 4, |
305 |
< |
TimeUnit.HOURS)); |
287 |
> |
NANOSECONDS.convert(-Long.MAX_VALUE / 4, HOURS)); |
288 |
|
assertEquals(Long.MAX_VALUE, |
289 |
< |
TimeUnit.NANOSECONDS.convert(Long.MAX_VALUE / 2, |
308 |
< |
TimeUnit.DAYS)); |
289 |
> |
NANOSECONDS.convert(Long.MAX_VALUE / 2, DAYS)); |
290 |
|
assertEquals(Long.MIN_VALUE, |
291 |
< |
TimeUnit.NANOSECONDS.convert(-Long.MAX_VALUE / 4, |
292 |
< |
TimeUnit.DAYS)); |
291 |
> |
NANOSECONDS.convert(-Long.MAX_VALUE / 4, DAYS)); |
292 |
> |
|
293 |
> |
for (TimeUnit x : TimeUnit.values()) |
294 |
> |
for (TimeUnit y : TimeUnit.values()) { |
295 |
> |
long ratio = x.toNanos(1) / y.toNanos(1); |
296 |
> |
if (ratio >= 1) { |
297 |
> |
assertEquals(ratio, y.convert(1, x)); |
298 |
> |
assertEquals(1, x.convert(ratio, y)); |
299 |
> |
long max = Long.MAX_VALUE/ratio; |
300 |
> |
assertEquals(max * ratio, y.convert(max, x)); |
301 |
> |
assertEquals(-max * ratio, y.convert(-max, x)); |
302 |
> |
assertEquals(max, x.convert(max * ratio, y)); |
303 |
> |
assertEquals(-max, x.convert(-max * ratio, y)); |
304 |
> |
if (max < Long.MAX_VALUE) { |
305 |
> |
assertEquals(Long.MAX_VALUE, y.convert(max + 1, x)); |
306 |
> |
assertEquals(Long.MIN_VALUE, y.convert(-max - 1, x)); |
307 |
> |
assertEquals(Long.MIN_VALUE, y.convert(Long.MIN_VALUE + 1, x)); |
308 |
> |
} |
309 |
> |
assertEquals(Long.MAX_VALUE, y.convert(Long.MAX_VALUE, x)); |
310 |
> |
assertEquals(Long.MIN_VALUE, y.convert(Long.MIN_VALUE, x)); |
311 |
> |
} |
312 |
> |
} |
313 |
|
} |
314 |
|
|
315 |
|
/** |
318 |
|
*/ |
319 |
|
public void testToNanosSaturate() { |
320 |
|
assertEquals(Long.MAX_VALUE, |
321 |
< |
TimeUnit.MILLISECONDS.toNanos(Long.MAX_VALUE / 2)); |
321 |
> |
MILLISECONDS.toNanos(Long.MAX_VALUE / 2)); |
322 |
|
assertEquals(Long.MIN_VALUE, |
323 |
< |
TimeUnit.MILLISECONDS.toNanos(-Long.MAX_VALUE / 3)); |
323 |
> |
MILLISECONDS.toNanos(-Long.MAX_VALUE / 3)); |
324 |
> |
|
325 |
> |
for (TimeUnit x : TimeUnit.values()) { |
326 |
> |
long ratio = x.toNanos(1) / NANOSECONDS.toNanos(1); |
327 |
> |
if (ratio >= 1) { |
328 |
> |
long max = Long.MAX_VALUE/ratio; |
329 |
> |
for (long z : new long[] {0, 1, -1, max, -max}) |
330 |
> |
assertEquals(z * ratio, x.toNanos(z)); |
331 |
> |
if (max < Long.MAX_VALUE) { |
332 |
> |
assertEquals(Long.MAX_VALUE, x.toNanos(max + 1)); |
333 |
> |
assertEquals(Long.MIN_VALUE, x.toNanos(-max - 1)); |
334 |
> |
assertEquals(Long.MIN_VALUE, x.toNanos(Long.MIN_VALUE + 1)); |
335 |
> |
} |
336 |
> |
assertEquals(Long.MAX_VALUE, x.toNanos(Long.MAX_VALUE)); |
337 |
> |
assertEquals(Long.MIN_VALUE, x.toNanos(Long.MIN_VALUE)); |
338 |
> |
if (max < Integer.MAX_VALUE) { |
339 |
> |
assertEquals(Long.MAX_VALUE, x.toNanos(Integer.MAX_VALUE)); |
340 |
> |
assertEquals(Long.MIN_VALUE, x.toNanos(Integer.MIN_VALUE)); |
341 |
> |
} |
342 |
> |
} |
343 |
> |
} |
344 |
> |
} |
345 |
> |
|
346 |
> |
/** |
347 |
> |
* toMicros saturates positive too-large values to Long.MAX_VALUE |
348 |
> |
* and negative to LONG.MIN_VALUE |
349 |
> |
*/ |
350 |
> |
public void testToMicrosSaturate() { |
351 |
> |
for (TimeUnit x : TimeUnit.values()) { |
352 |
> |
long ratio = x.toNanos(1) / MICROSECONDS.toNanos(1); |
353 |
> |
if (ratio >= 1) { |
354 |
> |
long max = Long.MAX_VALUE/ratio; |
355 |
> |
for (long z : new long[] {0, 1, -1, max, -max}) |
356 |
> |
assertEquals(z * ratio, x.toMicros(z)); |
357 |
> |
if (max < Long.MAX_VALUE) { |
358 |
> |
assertEquals(Long.MAX_VALUE, x.toMicros(max + 1)); |
359 |
> |
assertEquals(Long.MIN_VALUE, x.toMicros(-max - 1)); |
360 |
> |
assertEquals(Long.MIN_VALUE, x.toMicros(Long.MIN_VALUE + 1)); |
361 |
> |
} |
362 |
> |
assertEquals(Long.MAX_VALUE, x.toMicros(Long.MAX_VALUE)); |
363 |
> |
assertEquals(Long.MIN_VALUE, x.toMicros(Long.MIN_VALUE)); |
364 |
> |
if (max < Integer.MAX_VALUE) { |
365 |
> |
assertEquals(Long.MAX_VALUE, x.toMicros(Integer.MAX_VALUE)); |
366 |
> |
assertEquals(Long.MIN_VALUE, x.toMicros(Integer.MIN_VALUE)); |
367 |
> |
} |
368 |
> |
} |
369 |
> |
} |
370 |
|
} |
371 |
|
|
372 |
+ |
/** |
373 |
+ |
* toMillis saturates positive too-large values to Long.MAX_VALUE |
374 |
+ |
* and negative to LONG.MIN_VALUE |
375 |
+ |
*/ |
376 |
+ |
public void testToMillisSaturate() { |
377 |
+ |
for (TimeUnit x : TimeUnit.values()) { |
378 |
+ |
long ratio = x.toNanos(1) / MILLISECONDS.toNanos(1); |
379 |
+ |
if (ratio >= 1) { |
380 |
+ |
long max = Long.MAX_VALUE/ratio; |
381 |
+ |
for (long z : new long[] {0, 1, -1, max, -max}) |
382 |
+ |
assertEquals(z * ratio, x.toMillis(z)); |
383 |
+ |
if (max < Long.MAX_VALUE) { |
384 |
+ |
assertEquals(Long.MAX_VALUE, x.toMillis(max + 1)); |
385 |
+ |
assertEquals(Long.MIN_VALUE, x.toMillis(-max - 1)); |
386 |
+ |
assertEquals(Long.MIN_VALUE, x.toMillis(Long.MIN_VALUE + 1)); |
387 |
+ |
} |
388 |
+ |
assertEquals(Long.MAX_VALUE, x.toMillis(Long.MAX_VALUE)); |
389 |
+ |
assertEquals(Long.MIN_VALUE, x.toMillis(Long.MIN_VALUE)); |
390 |
+ |
if (max < Integer.MAX_VALUE) { |
391 |
+ |
assertEquals(Long.MAX_VALUE, x.toMillis(Integer.MAX_VALUE)); |
392 |
+ |
assertEquals(Long.MIN_VALUE, x.toMillis(Integer.MIN_VALUE)); |
393 |
+ |
} |
394 |
+ |
} |
395 |
+ |
} |
396 |
+ |
} |
397 |
|
|
398 |
|
/** |
399 |
< |
* toString returns string containing common name of unit |
399 |
> |
* toSeconds saturates positive too-large values to Long.MAX_VALUE |
400 |
> |
* and negative to LONG.MIN_VALUE |
401 |
> |
*/ |
402 |
> |
public void testToSecondsSaturate() { |
403 |
> |
for (TimeUnit x : TimeUnit.values()) { |
404 |
> |
long ratio = x.toNanos(1) / SECONDS.toNanos(1); |
405 |
> |
if (ratio >= 1) { |
406 |
> |
long max = Long.MAX_VALUE/ratio; |
407 |
> |
for (long z : new long[] {0, 1, -1, max, -max}) |
408 |
> |
assertEquals(z * ratio, x.toSeconds(z)); |
409 |
> |
if (max < Long.MAX_VALUE) { |
410 |
> |
assertEquals(Long.MAX_VALUE, x.toSeconds(max + 1)); |
411 |
> |
assertEquals(Long.MIN_VALUE, x.toSeconds(-max - 1)); |
412 |
> |
assertEquals(Long.MIN_VALUE, x.toSeconds(Long.MIN_VALUE + 1)); |
413 |
> |
} |
414 |
> |
assertEquals(Long.MAX_VALUE, x.toSeconds(Long.MAX_VALUE)); |
415 |
> |
assertEquals(Long.MIN_VALUE, x.toSeconds(Long.MIN_VALUE)); |
416 |
> |
if (max < Integer.MAX_VALUE) { |
417 |
> |
assertEquals(Long.MAX_VALUE, x.toSeconds(Integer.MAX_VALUE)); |
418 |
> |
assertEquals(Long.MIN_VALUE, x.toSeconds(Integer.MIN_VALUE)); |
419 |
> |
} |
420 |
> |
} |
421 |
> |
} |
422 |
> |
} |
423 |
> |
|
424 |
> |
/** |
425 |
> |
* toMinutes saturates positive too-large values to Long.MAX_VALUE |
426 |
> |
* and negative to LONG.MIN_VALUE |
427 |
> |
*/ |
428 |
> |
public void testToMinutesSaturate() { |
429 |
> |
for (TimeUnit x : TimeUnit.values()) { |
430 |
> |
long ratio = x.toNanos(1) / MINUTES.toNanos(1); |
431 |
> |
if (ratio > 1) { |
432 |
> |
long max = Long.MAX_VALUE/ratio; |
433 |
> |
for (long z : new long[] {0, 1, -1, max, -max}) |
434 |
> |
assertEquals(z * ratio, x.toMinutes(z)); |
435 |
> |
assertEquals(Long.MAX_VALUE, x.toMinutes(max + 1)); |
436 |
> |
assertEquals(Long.MIN_VALUE, x.toMinutes(-max - 1)); |
437 |
> |
assertEquals(Long.MAX_VALUE, x.toMinutes(Long.MAX_VALUE)); |
438 |
> |
assertEquals(Long.MIN_VALUE, x.toMinutes(Long.MIN_VALUE)); |
439 |
> |
assertEquals(Long.MIN_VALUE, x.toMinutes(Long.MIN_VALUE + 1)); |
440 |
> |
} |
441 |
> |
} |
442 |
> |
} |
443 |
> |
|
444 |
> |
/** |
445 |
> |
* toHours saturates positive too-large values to Long.MAX_VALUE |
446 |
> |
* and negative to LONG.MIN_VALUE |
447 |
> |
*/ |
448 |
> |
public void testToHoursSaturate() { |
449 |
> |
for (TimeUnit x : TimeUnit.values()) { |
450 |
> |
long ratio = x.toNanos(1) / HOURS.toNanos(1); |
451 |
> |
if (ratio >= 1) { |
452 |
> |
long max = Long.MAX_VALUE/ratio; |
453 |
> |
for (long z : new long[] {0, 1, -1, max, -max}) |
454 |
> |
assertEquals(z * ratio, x.toHours(z)); |
455 |
> |
if (max < Long.MAX_VALUE) { |
456 |
> |
assertEquals(Long.MAX_VALUE, x.toHours(max + 1)); |
457 |
> |
assertEquals(Long.MIN_VALUE, x.toHours(-max - 1)); |
458 |
> |
assertEquals(Long.MIN_VALUE, x.toHours(Long.MIN_VALUE + 1)); |
459 |
> |
} |
460 |
> |
assertEquals(Long.MAX_VALUE, x.toHours(Long.MAX_VALUE)); |
461 |
> |
assertEquals(Long.MIN_VALUE, x.toHours(Long.MIN_VALUE)); |
462 |
> |
} |
463 |
> |
} |
464 |
> |
} |
465 |
> |
|
466 |
> |
/** |
467 |
> |
* toString returns name of unit |
468 |
|
*/ |
469 |
|
public void testToString() { |
470 |
< |
String s = TimeUnit.SECONDS.toString(); |
331 |
< |
assertTrue(s.indexOf("ECOND") >= 0); |
470 |
> |
assertEquals("SECONDS", SECONDS.toString()); |
471 |
|
} |
472 |
|
|
473 |
+ |
/** |
474 |
+ |
* name returns name of unit |
475 |
+ |
*/ |
476 |
+ |
public void testName() { |
477 |
+ |
assertEquals("SECONDS", SECONDS.name()); |
478 |
+ |
} |
479 |
|
|
480 |
|
/** |
481 |
|
* Timed wait without holding lock throws |
482 |
|
* IllegalMonitorStateException |
483 |
|
*/ |
484 |
< |
public void testTimedWait_IllegalMonitorException() throws Exception { |
485 |
< |
Thread t = new Thread(new CheckedRunnable() { |
484 |
> |
public void testTimedWait_IllegalMonitorException() { |
485 |
> |
Thread t = newStartedThread(new CheckedRunnable() { |
486 |
|
public void realRun() throws InterruptedException { |
487 |
|
Object o = new Object(); |
488 |
< |
TimeUnit tu = TimeUnit.MILLISECONDS; |
488 |
> |
TimeUnit tu = MILLISECONDS; |
489 |
> |
|
490 |
|
try { |
491 |
< |
tu.timedWait(o,LONG_DELAY_MS); |
491 |
> |
tu.timedWait(o, LONG_DELAY_MS); |
492 |
|
threadShouldThrow(); |
493 |
< |
} catch (IllegalMonitorStateException success) {}}}); |
493 |
> |
} catch (IllegalMonitorStateException success) {} |
494 |
> |
}}); |
495 |
|
|
496 |
< |
t.start(); |
350 |
< |
Thread.sleep(SHORT_DELAY_MS); |
351 |
< |
t.interrupt(); |
352 |
< |
t.join(); |
496 |
> |
awaitTermination(t); |
497 |
|
} |
498 |
|
|
499 |
|
/** |
500 |
|
* timedWait throws InterruptedException when interrupted |
501 |
|
*/ |
502 |
< |
public void testTimedWait() throws InterruptedException { |
503 |
< |
Thread t = new Thread(new CheckedInterruptedRunnable() { |
502 |
> |
public void testTimedWait_Interruptible() { |
503 |
> |
final CountDownLatch pleaseInterrupt = new CountDownLatch(1); |
504 |
> |
Thread t = newStartedThread(new CheckedRunnable() { |
505 |
|
public void realRun() throws InterruptedException { |
506 |
|
Object o = new Object(); |
507 |
+ |
TimeUnit tu = MILLISECONDS; |
508 |
|
|
509 |
< |
TimeUnit tu = TimeUnit.MILLISECONDS; |
510 |
< |
synchronized (o) { |
511 |
< |
tu.timedWait(o,MEDIUM_DELAY_MS); |
512 |
< |
} |
509 |
> |
Thread.currentThread().interrupt(); |
510 |
> |
try { |
511 |
> |
synchronized (o) { |
512 |
> |
tu.timedWait(o, LONG_DELAY_MS); |
513 |
> |
} |
514 |
> |
shouldThrow(); |
515 |
> |
} catch (InterruptedException success) {} |
516 |
> |
assertFalse(Thread.interrupted()); |
517 |
> |
|
518 |
> |
pleaseInterrupt.countDown(); |
519 |
> |
try { |
520 |
> |
synchronized (o) { |
521 |
> |
tu.timedWait(o, LONG_DELAY_MS); |
522 |
> |
} |
523 |
> |
shouldThrow(); |
524 |
> |
} catch (InterruptedException success) {} |
525 |
> |
assertFalse(Thread.interrupted()); |
526 |
|
}}); |
527 |
< |
t.start(); |
528 |
< |
Thread.sleep(SHORT_DELAY_MS); |
527 |
> |
|
528 |
> |
await(pleaseInterrupt); |
529 |
> |
assertThreadStaysAlive(t); |
530 |
|
t.interrupt(); |
531 |
< |
t.join(); |
531 |
> |
awaitTermination(t); |
532 |
|
} |
533 |
|
|
374 |
– |
|
534 |
|
/** |
535 |
|
* timedJoin throws InterruptedException when interrupted |
536 |
|
*/ |
537 |
< |
public void testTimedJoin() throws InterruptedException { |
538 |
< |
final Thread s = new Thread(new CheckedInterruptedRunnable() { |
537 |
> |
public void testTimedJoin_Interruptible() { |
538 |
> |
final CountDownLatch pleaseInterrupt = new CountDownLatch(1); |
539 |
> |
final Thread s = newStartedThread(new CheckedInterruptedRunnable() { |
540 |
|
public void realRun() throws InterruptedException { |
541 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
541 |
> |
Thread.sleep(LONG_DELAY_MS); |
542 |
|
}}); |
543 |
< |
final Thread t = new Thread(new CheckedInterruptedRunnable() { |
543 |
> |
final Thread t = newStartedThread(new CheckedRunnable() { |
544 |
|
public void realRun() throws InterruptedException { |
545 |
< |
TimeUnit tu = TimeUnit.MILLISECONDS; |
546 |
< |
tu.timedJoin(s, MEDIUM_DELAY_MS); |
545 |
> |
TimeUnit tu = MILLISECONDS; |
546 |
> |
Thread.currentThread().interrupt(); |
547 |
> |
try { |
548 |
> |
tu.timedJoin(s, LONG_DELAY_MS); |
549 |
> |
shouldThrow(); |
550 |
> |
} catch (InterruptedException success) {} |
551 |
> |
assertFalse(Thread.interrupted()); |
552 |
> |
|
553 |
> |
pleaseInterrupt.countDown(); |
554 |
> |
try { |
555 |
> |
tu.timedJoin(s, LONG_DELAY_MS); |
556 |
> |
shouldThrow(); |
557 |
> |
} catch (InterruptedException success) {} |
558 |
> |
assertFalse(Thread.interrupted()); |
559 |
|
}}); |
560 |
< |
s.start(); |
561 |
< |
t.start(); |
562 |
< |
Thread.sleep(SHORT_DELAY_MS); |
560 |
> |
|
561 |
> |
await(pleaseInterrupt); |
562 |
> |
assertThreadStaysAlive(t); |
563 |
|
t.interrupt(); |
564 |
< |
t.join(); |
564 |
> |
awaitTermination(t); |
565 |
|
s.interrupt(); |
566 |
< |
s.join(); |
566 |
> |
awaitTermination(s); |
567 |
|
} |
568 |
|
|
569 |
|
/** |
570 |
|
* timedSleep throws InterruptedException when interrupted |
571 |
|
*/ |
572 |
< |
public void testTimedSleep() throws InterruptedException { |
573 |
< |
Thread t = new Thread(new CheckedInterruptedRunnable() { |
572 |
> |
public void testTimedSleep_Interruptible() { |
573 |
> |
final CountDownLatch pleaseInterrupt = new CountDownLatch(1); |
574 |
> |
Thread t = newStartedThread(new CheckedRunnable() { |
575 |
|
public void realRun() throws InterruptedException { |
576 |
< |
TimeUnit tu = TimeUnit.MILLISECONDS; |
577 |
< |
tu.sleep(MEDIUM_DELAY_MS); |
576 |
> |
TimeUnit tu = MILLISECONDS; |
577 |
> |
Thread.currentThread().interrupt(); |
578 |
> |
try { |
579 |
> |
tu.sleep(LONG_DELAY_MS); |
580 |
> |
shouldThrow(); |
581 |
> |
} catch (InterruptedException success) {} |
582 |
> |
assertFalse(Thread.interrupted()); |
583 |
> |
|
584 |
> |
pleaseInterrupt.countDown(); |
585 |
> |
try { |
586 |
> |
tu.sleep(LONG_DELAY_MS); |
587 |
> |
shouldThrow(); |
588 |
> |
} catch (InterruptedException success) {} |
589 |
> |
assertFalse(Thread.interrupted()); |
590 |
|
}}); |
591 |
|
|
592 |
< |
t.start(); |
593 |
< |
Thread.sleep(SHORT_DELAY_MS); |
592 |
> |
await(pleaseInterrupt); |
593 |
> |
assertThreadStaysAlive(t); |
594 |
|
t.interrupt(); |
595 |
< |
t.join(); |
595 |
> |
awaitTermination(t); |
596 |
|
} |
597 |
|
|
598 |
|
/** |
599 |
|
* a deserialized serialized unit is the same instance |
600 |
|
*/ |
601 |
|
public void testSerialization() throws Exception { |
602 |
< |
TimeUnit q = TimeUnit.MILLISECONDS; |
603 |
< |
|
419 |
< |
ByteArrayOutputStream bout = new ByteArrayOutputStream(10000); |
420 |
< |
ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout)); |
421 |
< |
out.writeObject(q); |
422 |
< |
out.close(); |
423 |
< |
|
424 |
< |
ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray()); |
425 |
< |
ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin)); |
426 |
< |
TimeUnit r = (TimeUnit)in.readObject(); |
427 |
< |
assertSame(q, r); |
602 |
> |
for (TimeUnit x : TimeUnit.values()) |
603 |
> |
assertSame(x, serialClone(x)); |
604 |
|
} |
605 |
|
|
606 |
|
} |