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  package org.apache.cayenne.access.types;
  
  import org.apache.cayenne.DataRow;
  import org.apache.cayenne.access.DataContext;
  import org.apache.cayenne.di.Inject;
  import org.apache.cayenne.query.MappedSelect;
  import org.apache.cayenne.query.ObjectSelect;
  import org.apache.cayenne.testdo.legacy_datetime.CalendarEntity;
  import org.apache.cayenne.testdo.legacy_datetime.DateTestEntity;
  import org.apache.cayenne.unit.di.runtime.CayenneProjects;
  import org.apache.cayenne.unit.di.runtime.RuntimeCase;
  import org.apache.cayenne.unit.di.runtime.UseCayenneRuntime;
  import org.junit.Test;
  
  import java.sql.Time;
  import java.util.Calendar;
  import java.util.Date;
  
  import static org.junit.Assert.*;
  
  /**
   * Tests Date handling in Cayenne.
   */
  @UseCayenneRuntime(CayenneProjects.LEGACY_DATE_TIME_PROJECT)
  public class LegacyDateTimeTypesIT extends RuntimeCase {
  
      @Inject
      private DataContext context;
  
      @Test
      public void testCalendar() {
  
          CalendarEntity test = context.newObject(CalendarEntity.class);
  
          Calendar cal = Calendar.getInstance();
          cal.clear();
          cal.set(2002, Calendar.FEBRUARY, 1);
  
          test.setCalendarField(cal);
          context.commitChanges();
  
          CalendarEntity testRead = ObjectSelect.query(CalendarEntity.class)
                  .selectFirst(context);
          assertNotNull(testRead.getCalendarField());
          assertEquals(cal, testRead.getCalendarField());
  
          test.setCalendarField(null);
          context.commitChanges();
      }
  
      @Test
      public void testDate() {
          DateTestEntity test = context.newObject(DateTestEntity.class);
  
          Calendar cal = Calendar.getInstance();
          cal.clear();
          cal.set(2002, Calendar.FEBRUARY, 1);
          Date nowDate = cal.getTime();
          test.setDateColumn(nowDate);
          context.commitChanges();
  
          DateTestEntity testRead = ObjectSelect.query(DateTestEntity.class)
                  .selectFirst(context);
          assertNotNull(testRead.getDateColumn());
          assertEquals(nowDate, testRead.getDateColumn());
          assertEquals(Date.class, testRead.getDateColumn().getClass());
      }
  
      @Test
      public void testTime() {
          DateTestEntity test = context.newObject(DateTestEntity.class);
  
          Calendar cal = Calendar.getInstance();
          cal.clear();
          cal.set(1970, Calendar.JANUARY, 1, 1, 20, 30);
          Date nowTime = cal.getTime();
          test.setTimeColumn(nowTime);
          context.commitChanges();
  
          DateTestEntity testRead = ObjectSelect.query(DateTestEntity.class)
                  .selectFirst(context);
          assertNotNull(testRead.getTimeColumn());
          assertEquals(Date.class, testRead.getTimeColumn().getClass());
  
          // OpenBase fails to store seconds for the time
          // FrontBase returns time with 1 hour offset (I guess "TIME WITH TIMEZONE" may
          // need to be used as a default FB type?)
          // so this test is approximate...
  
          long delta = nowTime.getTime() - testRead.getTimeColumn().getTime();
          assertTrue("" + delta, Math.abs(delta) <= 1000 * 60 * 60);
      }
  
      @Test
      public void testTimestamp() {
          DateTestEntity test = context.newObject(DateTestEntity.class);
  
          Calendar cal = Calendar.getInstance();
          cal.clear();
          cal.set(2003, Calendar.FEBRUARY, 1, 1, 20, 30);
  
          // most databases fail millisecond accuracy
          // cal.set(Calendar.MILLISECOND, 55);
  
          Date now = cal.getTime();
          test.setTimestampColumn(now);
          context.commitChanges();
  
          DateTestEntity testRead = ObjectSelect.query(DateTestEntity.class)
                  .selectFirst(context);
          assertNotNull(testRead.getTimestampColumn());
          assertEquals(now, testRead.getTimestampColumn());
      }
  
      @Test
      public void testSQLTemplateTimestamp() {
          DateTestEntity test = context.newObject(DateTestEntity.class);
  
          Calendar cal = Calendar.getInstance();
          cal.clear();
          cal.set(2003, Calendar.FEBRUARY, 1, 1, 20, 30);
  
          // most databases fail millisecond accuracy
          // cal.set(Calendar.MILLISECOND, 55);
  
          Date now = cal.getTime();
          test.setTimestampColumn(now);
          context.commitChanges();
  
          DataRow testRead = (DataRow) context.performQuery(MappedSelect.query("SelectDateTest")).get(0);
          Date columnValue = (Date) testRead.get("TIMESTAMP_COLUMN");
          assertNotNull(columnValue);
          assertEquals(now, columnValue);
      }
  
      @Test
      public void testSQLTemplateDate() {
          DateTestEntity test = (DateTestEntity) context.newObject("DateTestEntity");
  
          Calendar cal = Calendar.getInstance();
          cal.clear();
          cal.set(2003, Calendar.FEBRUARY, 1, 1, 20, 30);
  
          // most databases fail millisecond accuracy
          // cal.set(Calendar.MILLISECOND, 55);
  
          java.sql.Date now = new java.sql.Date(cal.getTime().getTime());
          test.setDateColumn(now);
          context.commitChanges();
  
          DataRow testRead = (DataRow) context.performQuery(MappedSelect.query("SelectDateTest")).get(0);
          Date columnValue = (Date) testRead.get("DATE_COLUMN");
          assertNotNull(columnValue);
          assertEquals(now.toString(), new java.sql.Date(columnValue.getTime()).toString());
      }
  
      @Test
      public void testSQLTemplateTime() {
          DateTestEntity test = (DateTestEntity) context.newObject("DateTestEntity");
  
          Calendar cal = Calendar.getInstance();
          cal.clear();
          cal.set(2003, Calendar.FEBRUARY, 1, 1, 20, 30);
  
          // most databases fail millisecond accuracy
          // cal.set(Calendar.MILLISECOND, 55);
  
          Time now = new Time(cal.getTime().getTime());
          test.setTimeColumn(now);
          context.commitChanges();
  
          DataRow testRead = (DataRow) context.performQuery(MappedSelect.query("SelectDateTest")).get(0);
          Date columnValue = (Date) testRead.get("TIME_COLUMN");
          assertNotNull(testRead.toString(), columnValue);
          assertNotNull(columnValue);
          assertEquals(now.toString(), new Time(columnValue.getTime()).toString());
      }
  }
  