/*
    *  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.format;
  
  import java.util.Locale;
  
  import junit.framework.TestCase;
  import junit.framework.TestSuite;
  
  import org.joda.time.Chronology;
  import org.joda.time.DateTime;
  import org.joda.time.DateTimeZone;
  import org.joda.time.MutableDateTime;
  import org.joda.time.chrono.ISOChronology;
  
  /**
   * Makes sure that text fields are correct for English.
   *
   * @author Brian S O'Neill
   */
  public class TestTextFields extends TestCase {
  
      private static final DateTimeZone[] ZONES = {
          DateTimeZone.UTC,
          DateTimeZone.forID("Europe/Paris"),
          DateTimeZone.forID("Europe/London"),
          DateTimeZone.forID("Asia/Tokyo"),
          DateTimeZone.forID("America/Los_Angeles"),
      };
  
      private static final String[] MONTHS = {
          null,
          "January", "February", "March", "April", "May", "June",
          "July", "August", "September", "October", "November", "December"
      };
  
      private static final String[] WEEKDAYS = {
          null,
          "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday"
      };
  
      private static final String[] HALFDAYS = {
          "AM", "PM"
      };
  
      private DateTimeZone originalDateTimeZone = null;
      private Locale originalLocale = null;
  
      public static void main(String[] args) {
          junit.textui.TestRunner.run(suite());
      }
  
      public static TestSuite suite() {
          return new TestSuite(TestTextFields.class);
      }
  
      public TestTextFields(String name) {
          super(name);
      }
  
      protected void setUp() throws Exception {
          originalDateTimeZone = DateTimeZone.getDefault();
          originalLocale = Locale.getDefault();
          DateTimeZone.setDefault(ZONES[0]);
          Locale.setDefault(Locale.ENGLISH);
      }
  
      protected void tearDown() throws Exception {
          DateTimeZone.setDefault(originalDateTimeZone);
          Locale.setDefault(originalLocale);
          originalDateTimeZone = null;
          originalLocale = null;
      }
  
      //-----------------------------------------------------------------------
      public void testMonthNames_monthStart() {
          DateTimeFormatter printer = DateTimeFormat.forPattern("MMMM");
          for (int i=0; i<ZONES.length; i++) {
              for (int month=1; month<=12; month++) {
                  DateTime dt = new DateTime(2004, month, 1, 1, 20, 30, 40, ZONES[i]);
                  String monthText = printer.print(dt);
                  assertEquals(MONTHS[month], monthText);
              }
          }
      }
  
     public void testMonthNames_monthMiddle() {
         DateTimeFormatter printer = DateTimeFormat.forPattern("MMMM");
         for (int i=0; i<ZONES.length; i++) {
             for (int month=1; month<=12; month++) {
                 DateTime dt = new DateTime(2004, month, 15, 12, 20, 30, 40, ZONES[i]);
                 String monthText = printer.print(dt);
                 assertEquals(MONTHS[month], monthText);
             }
         }
     }
 
     public void testMonthNames_monthEnd() {
         DateTimeFormatter printer = DateTimeFormat.forPattern("MMMM");
         for (int i=0; i<ZONES.length; i++) {
             Chronology chrono = ISOChronology.getInstance(ZONES[i]);
             for (int month=1; month<=12; month++) {
                 DateTime dt = new DateTime(2004, month, 1, 23, 20, 30, 40, chrono);
                 int lastDay = chrono.dayOfMonth().getMaximumValue(dt.getMillis());
                 dt = new DateTime(2004, month, lastDay, 23, 20, 30, 40, chrono);
                 String monthText = printer.print(dt);
                 assertEquals(MONTHS[month], monthText);
             }
         }
     }
 
     public void testWeekdayNames() {
         DateTimeFormatter printer = DateTimeFormat.forPattern("EEEE");
         for (int i=0; i<ZONES.length; i++) {
             MutableDateTime mdt = new MutableDateTime(2004, 1, 1, 1, 20, 30, 40, ZONES[i]);
             for (int day=1; day<=366; day++) {
                 mdt.setDayOfYear(day);
                 int weekday = mdt.getDayOfWeek();
                 String weekdayText = printer.print(mdt);
                 assertEquals(WEEKDAYS[weekday], weekdayText);
             }
         }
     }
 
     public void testHalfdayNames() {
         DateTimeFormatter printer = DateTimeFormat.forPattern("a");
         for (int i=0; i<ZONES.length; i++) {
             Chronology chrono = ISOChronology.getInstance(ZONES[i]);
             MutableDateTime mdt = new MutableDateTime(2004, 5, 30, 0, 20, 30, 40, chrono);
             for (int hour=0; hour<24; hour++) {
                 mdt.setHourOfDay(hour);
                 int halfday = mdt.get(chrono.halfdayOfDay());
                 String halfdayText = printer.print(mdt);
                 assertEquals(HALFDAYS[halfday], halfdayText);
             }
         }
     }
 }