package helper; import com.yanzuoguang.util.helper.DateHelper; import com.yanzuoguang.util.thread.ThreadHelper; import org.junit.Test; import java.text.ParseException; import java.util.Date; public class TestDateHelper { @Test public void testDateHelper() throws ParseException { Date date = new Date(); System.out.println("本日:" + DateHelper.getDateTimeString(DateHelper.getDayStart(date))); System.out.println("本日:" + DateHelper.getDateTimeString(DateHelper.getDayEnd(date))); System.out.println("本年:" + DateHelper.getDateTimeString(DateHelper.getYearStart(date))); System.out.println("本年:" + DateHelper.getDateTimeString(DateHelper.getYearEnd(date))); System.out.println("本月:" + DateHelper.getDateTimeString(DateHelper.getMonthStart(date))); System.out.println("本月:" + DateHelper.getDateTimeString(DateHelper.getMonthEnd(date))); System.out.println("本季度:" + DateHelper.getDateTimeString(DateHelper.getMonth3Start(date))); System.out.println("本季度:" + DateHelper.getDateTimeString(DateHelper.getMonth3End(date))); System.out.println("当前时间刻度:" + DateHelper.getHourUnitTime(new Date())); } @Test public void testDateHelper1() { Date date = DateHelper.getDateTime("2010-1-1"); ThreadHelper.sleep(50); Date date1 = DateHelper.getDateTime("2010-1-1"); System.out.println("日期转换时间是否相等:" + (date.getTime() == date1.getTime())); } @Test public void testDateHelper2() { Date date = DateHelper.getDateTime("00:00:00"); System.out.println("日期转换时间是否相等:" + (date != null)); } }