package com.netflix.astyanax.util; import java.util.UUID; import java.util.concurrent.TimeUnit; import junit.framework.Assert; import org.junit.Ignore; import org.junit.Test; import com.netflix.astyanax.Clock; import com.netflix.astyanax.clock.MicrosecondsSyncClock; public class TimeUUIDTest { @Test @Ignore public void testMicrosResolution() { Clock clock = new MicrosecondsSyncClock(); long time = clock.getCurrentTime(); UUID uuid = TimeUUIDUtils.getUniqueTimeUUIDinMicros(); long uuidTime = TimeUUIDUtils.getMicrosTimeFromUUID(uuid); Assert.assertEquals(time / 10000, uuidTime / 10000); } @Test public void testAddMicrosReslution() { UUID uuid = TimeUUIDUtils.getUniqueTimeUUIDinMicros(); long uuidTime = TimeUUIDUtils.getMicrosTimeFromUUID(uuid); UUID uuidPlusOneDay = TimeUUIDUtils.getMicrosTimeUUID(uuidTime + TimeUnit.DAYS.toMicros(1)); long uuidTimePlusOneDay = TimeUUIDUtils .getMicrosTimeFromUUID(uuidPlusOneDay); Assert.assertEquals(TimeUnit.DAYS.toMicros(1), uuidTimePlusOneDay - uuidTime); } }