/*
    *  Copyright 2001-2005 Stephen Colebourne
    *
    *  Licensed under the Apache License, Version 2.0 (the "License");
    *  you may not use this file except in compliance with the License.
    *  You may obtain a copy of the License at
    *
    *      http://www.apache.org/licenses/LICENSE-2.0
    *
   *  Unless required by applicable law or agreed to in writing, software
   *  distributed under the License is distributed on an "AS IS" BASIS,
   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   *  See the License for the specific language governing permissions and
   *  limitations under the License.
   */
  package org.joda.time.tz;
  
  import java.util.Date;
  import java.util.TimeZone;
  
  import junit.framework.TestCase;
  import junit.framework.TestSuite;
  
  import org.joda.time.DateTimeZone;
  
  /**
   * Test cases for FixedDateTimeZone.
   *
   * @author Stephen Colebourne
   */
  public class TestFixedDateTimeZone extends TestCase {
  
      public static void main(String[] args) {
          junit.textui.TestRunner.run(suite());
      }
  
      public static TestSuite suite() {
          return new TestSuite(TestFixedDateTimeZone.class);
      }
  
      private DateTimeZone originalDateTimeZone = null;
  
      public TestFixedDateTimeZone(String name) {
          super(name);
      }
  
      protected void setUp() throws Exception {
          originalDateTimeZone = DateTimeZone.getDefault();
          DateTimeZone.setDefault(DateTimeZone.UTC);
      }
  
      protected void tearDown() throws Exception {
          DateTimeZone.setDefault(originalDateTimeZone);
      }
  
      public void testEquals() throws Exception {
          FixedDateTimeZone zone1 = new FixedDateTimeZone("A", "B", 1, 5);
          FixedDateTimeZone zone1b = new FixedDateTimeZone("A", "B", 1, 5);
          FixedDateTimeZone zone2 = new FixedDateTimeZone("A", "C", 1, 5);
          FixedDateTimeZone zone3 = new FixedDateTimeZone("A", "B", 2, 5);
          FixedDateTimeZone zone4 = new FixedDateTimeZone("A", "B", 1, 6);
          
          assertEquals(true, zone1.equals(zone1));
          assertEquals(true, zone1.equals(zone1b));
          assertEquals(true, zone1.equals(zone2));  // second arg ignored
          assertEquals(false, zone1.equals(zone3));
          assertEquals(false, zone1.equals(zone4));
      }
  
      public void testHashCode() throws Exception {
          FixedDateTimeZone zone1 = new FixedDateTimeZone("A", "B", 1, 5);
          FixedDateTimeZone zone1b = new FixedDateTimeZone("A", "B", 1, 5);
          FixedDateTimeZone zone2 = new FixedDateTimeZone("A", "C", 1, 5);
          FixedDateTimeZone zone3 = new FixedDateTimeZone("A", "B", 2, 5);
          FixedDateTimeZone zone4 = new FixedDateTimeZone("A", "B", 1, 6);
          
          assertEquals(true, zone1.hashCode() == zone1.hashCode());
          assertEquals(true, zone1.hashCode() == zone1b.hashCode());
          assertEquals(true, zone1.hashCode() == zone2.hashCode());  // second arg ignored
          assertEquals(false, zone1.hashCode() == zone3.hashCode());
          assertEquals(false, zone1.hashCode() == zone4.hashCode());
      }
  
      public void testToTimeZone1() throws Exception {
          FixedDateTimeZone zone = new FixedDateTimeZone("+00:01", "+00:01", 60000, 60000);
          java.util.TimeZone tz = zone.toTimeZone();
          
          assertEquals(60000, tz.getRawOffset());
          assertEquals(60000, getOffset(tz, 1167638400000L));
          assertEquals(60000, getOffset(tz, 1185951600000L));
      }
  
      public void testToTimeZone2() throws Exception {
          FixedDateTimeZone zone = new FixedDateTimeZone("A", "B", 1, 5);
          java.util.TimeZone tz = zone.toTimeZone();
          
          assertEquals(1, tz.getRawOffset());
          assertEquals(1, getOffset(tz, 1167638400000L));
          assertEquals(1, getOffset(tz, 1185951600000L));
     }
 
     /** Make test compile on JDK 1.3. */
     private int getOffset(TimeZone zone, long millis) {
         Date date = new Date(millis);
         if (zone.inDaylightTime(date)) {
             return zone.getRawOffset() + 3600000;
         }
         return zone.getRawOffset();
     }
 
 }