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      1 //  2016 and later: Unicode, Inc. and others.
      2 // License & terms of use: http://www.unicode.org/copyright.html#License
      3 /*
      4  *******************************************************************************
      5  * Copyright (C) 2006-2011, International Business Machines Corporation and    *
      6  * others. All Rights Reserved.                                                *
      7  *******************************************************************************
      8  */
      9 
     10 package com.ibm.icu.tests;
     11 
     12 import java.text.FieldPosition;
     13 import java.text.ParseException;
     14 import java.text.ParsePosition;
     15 import java.util.Date;
     16 import java.util.Locale;
     17 
     18 import com.ibm.icu.text.DateFormatSymbols;
     19 import com.ibm.icu.text.SimpleDateFormat;
     20 import com.ibm.icu.util.Calendar;
     21 import com.ibm.icu.util.TimeZone;
     22 import com.ibm.icu.util.ULocale;
     23 
     24 public class SimpleDateFormatTest extends ICUTestCase {
     25     private static final String mdy = "MMM dd yyyy";
     26     private static final String md2 = "MMM dd yy";
     27     private static final String hmz = "'The time is' HH:mm:ss zzz";
     28     private static final String hmzmdy = hmz + " 'on' " + mdy;
     29     private static final String hmzmdyStr = "The time is 15:05:20 CST on Jan 10 2006";
     30 
     31     private static final TimeZone tzc = TimeZone.getTimeZone("CST");
     32     private static final TimeZone tzp = TimeZone.getTimeZone("PST");
     33     private static final Calendar cal = Calendar.getInstance(tzc);
     34     private static final Date date;
     35     static {
     36         cal.clear();
     37         cal.set(2006, 0, 10, 15, 5, 20); // arrgh, doesn't clear millis
     38         date = cal.getTime();
     39     }
     40 
     41     /*
     42      * Test method for 'com.ibm.icu.text.SimpleDateFormat.format(Calendar, StringBuffer, FieldPosition)'
     43      */
     44     public void testFormatCalendarStringBufferFieldPosition() {
     45         StringBuffer buf = new StringBuffer();
     46         FieldPosition fp = new FieldPosition(0);
     47         SimpleDateFormat sdf = new SimpleDateFormat(hmzmdy);
     48         sdf.format(cal, buf, fp);
     49         assertEquals(hmzmdyStr, buf.toString());
     50     }
     51 
     52     /*
     53      * Test method for 'com.ibm.icu.text.SimpleDateFormat.parse(String, Calendar, ParsePosition)'
     54      */
     55     public void testParseStringCalendarParsePosition() {
     56         Calendar cal = Calendar.getInstance(tzp);
     57         cal.clear();
     58         ParsePosition pp = new ParsePosition(0);
     59         SimpleDateFormat sdf = new SimpleDateFormat(hmzmdy);
     60         sdf.parse(hmzmdyStr, cal, pp);
     61         assertEquals(date, cal.getTime());
     62         // note: java doesn't return the parsed time zone
     63     }
     64 
     65     /*
     66      * Test method for 'com.ibm.icu.text.SimpleDateFormat.clone()'
     67      */
     68     public void testClone() {
     69 
     70     }
     71 
     72     /*
     73      * Test method for 'com.ibm.icu.text.SimpleDateFormat.SimpleDateFormat()'
     74      */
     75     public void testSimpleDateFormat() {
     76         SimpleDateFormat sdf = new SimpleDateFormat();
     77         java.text.SimpleDateFormat jsdf = new java.text.SimpleDateFormat();
     78         assertEquals(jsdf.format(date), sdf.format(date));
     79     }
     80 
     81     /*
     82      * Test method for 'com.ibm.icu.text.SimpleDateFormat.SimpleDateFormat(String)'
     83      */
     84     public void testSimpleDateFormatString() {
     85         SimpleDateFormat sdf = new SimpleDateFormat(mdy);
     86         java.text.SimpleDateFormat jsdf = new java.text.SimpleDateFormat(mdy);
     87         assertEquals(jsdf.format(date), sdf.format(date));
     88     }
     89 
     90     /*
     91      * Test method for 'com.ibm.icu.text.SimpleDateFormat.SimpleDateFormat(String, Locale)'
     92      */
     93     public void testSimpleDateFormatStringLocale() {
     94         Locale l = Locale.JAPAN;
     95         SimpleDateFormat sdf = new SimpleDateFormat(mdy, l);
     96         java.text.SimpleDateFormat jsdf = new java.text.SimpleDateFormat(mdy, l);
     97         assertEquals(jsdf.format(date), sdf.format(date));
     98     }
     99 
    100     /*
    101      * Test method for 'com.ibm.icu.text.SimpleDateFormat.SimpleDateFormat(String, ULocale)'
    102      */
    103     public void testSimpleDateFormatStringULocale() {
    104         ULocale l = ULocale.JAPAN;
    105         SimpleDateFormat sdf = new SimpleDateFormat(mdy, l);
    106         java.text.SimpleDateFormat jsdf = new java.text.SimpleDateFormat(mdy, l.toLocale());
    107         assertEquals(jsdf.format(date), sdf.format(date));
    108     }
    109 
    110     /*
    111      * Test method for 'com.ibm.icu.text.SimpleDateFormat.SimpleDateFormat(String, DateFormatSymbols)'
    112      */
    113     public void testSimpleDateFormatStringDateFormatSymbols() {
    114         Locale l = Locale.US;
    115         DateFormatSymbols dfs = new DateFormatSymbols(l);
    116         java.text.DateFormatSymbols jdfs = new java.text.DateFormatSymbols(l);
    117         SimpleDateFormat sdf = new SimpleDateFormat(mdy, dfs);
    118         java.text.SimpleDateFormat jsdf = new java.text.SimpleDateFormat(mdy, jdfs);
    119         assertEquals(jsdf.format(date), sdf.format(date));
    120     }
    121 
    122     /*
    123      * Test method for 'com.ibm.icu.text.SimpleDateFormat.set2DigitYearStart(Date)'
    124      */
    125     public void testSet2DigitYearStart() {
    126         SimpleDateFormat sdf = new SimpleDateFormat(md2);
    127         sdf.set2DigitYearStart(date);
    128         try {
    129             Date d = sdf.parse("Jan 15 04");
    130             assertNotEqual(-1, d.toString().indexOf("2104"));
    131         }
    132         catch (ParseException pe) {
    133             fail(pe.getMessage());
    134         }
    135     }
    136 
    137     /*
    138      * Test method for 'com.ibm.icu.text.SimpleDateFormat.get2DigitYearStart()'
    139      */
    140     public void testGet2DigitYearStart() {
    141         SimpleDateFormat sdf = new SimpleDateFormat(md2);
    142         sdf.set2DigitYearStart(date);
    143         assertEquals(date, sdf.get2DigitYearStart());
    144     }
    145 
    146     /*
    147      * Test method for 'com.ibm.icu.text.SimpleDateFormat.toPattern()'
    148      */
    149     public void testToPattern() {
    150         SimpleDateFormat sdf = new SimpleDateFormat(mdy);
    151         assertEquals(mdy, sdf.toPattern());
    152     }
    153 
    154     /*
    155      * Test method for 'com.ibm.icu.text.SimpleDateFormat.toLocalizedPattern()'
    156      */
    157     public void testToLocalizedPattern() {
    158         Locale l = Locale.getDefault();
    159         Locale.setDefault(Locale.US);
    160         SimpleDateFormat sdf = new SimpleDateFormat(mdy);
    161         assertEquals(mdy, sdf.toLocalizedPattern());
    162         Locale.setDefault(l);
    163     }
    164 
    165     /*
    166      * Test method for 'com.ibm.icu.text.SimpleDateFormat.applyPattern(String)'
    167      */
    168     public void testApplyPattern() {
    169         SimpleDateFormat sdf = new SimpleDateFormat();
    170         sdf.setTimeZone(tzc);
    171         sdf.applyPattern(hmzmdy);
    172         assertEquals(hmzmdyStr, sdf.format(date));
    173     }
    174 
    175     /*
    176      * Test method for 'com.ibm.icu.text.SimpleDateFormat.applyLocalizedPattern(String)'
    177      */
    178     public void testApplyLocalizedPattern() {
    179         SimpleDateFormat sdf = new SimpleDateFormat();
    180         sdf.setTimeZone(tzc);
    181         sdf.applyLocalizedPattern(hmzmdy);
    182         assertEquals(hmzmdyStr, sdf.format(date));
    183     }
    184 
    185     /*
    186      * Test method for 'com.ibm.icu.text.SimpleDateFormat.getDateFormatSymbols()'
    187      */
    188     public void testGetDateFormatSymbols() {
    189         DateFormatSymbols dfs = new DateFormatSymbols(Locale.US);
    190         SimpleDateFormat sdf = new SimpleDateFormat(mdy, dfs);
    191         assertEquals(dfs, sdf.getDateFormatSymbols());
    192     }
    193 
    194     /*
    195      * Test method for 'com.ibm.icu.text.SimpleDateFormat.setDateFormatSymbols(DateFormatSymbols)'
    196      */
    197     public void testSetDateFormatSymbols() {
    198         DateFormatSymbols dfs = new DateFormatSymbols(Locale.JAPAN);
    199         SimpleDateFormat sdf = new SimpleDateFormat(hmzmdy);
    200         sdf.setDateFormatSymbols(dfs);
    201         // assumes Japanese symbols do not have gregorian month names
    202         assertEquals(-1, sdf.format(date).indexOf("Jan"));
    203     }
    204 }
    205