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// Tags: JDK1.2
// Copyright (C) 2005 David Gilbert <david.gilbert@object-refinery.com>
// This file is part of Mauve.
// Mauve is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2, or (at your option)
// any later version.
// Mauve is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Mauve; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA. */
package gnu.testlet.java.text.DateFormat;
import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.Locale;
import java.util.SimpleTimeZone;
import java.util.TimeZone;
/**
* Some checks for the equals() method in the DateFormat class. Bug 5066247 is
* a general request for a better API specification. The following bug reports
* provide some clues about how the API is supposed to behave:
*
* http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4071441
* http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4072858
*/
public class equals implements Testlet
{
/**
* Runs the test using the specified harness.
*
* @param harness the test harness (<code>null</code> not allowed).
*/
public void test(TestHarness harness)
{
DateFormat f1 = new SimpleDateFormat("yyyy");
DateFormat f2 = new SimpleDateFormat("yyyy");
harness.check(f1.equals(f2)); // check 1
harness.check(f2.equals(f1)); // check 2
// check calendar differences:
GregorianCalendar c1 = new GregorianCalendar(TimeZone.getTimeZone("GMT"),
Locale.UK);
GregorianCalendar c2 = new GregorianCalendar(TimeZone.getTimeZone("GMT"),
Locale.UK);
long millis = System.currentTimeMillis();
c1.setTimeInMillis(millis);
c2.setTimeInMillis(millis);
f1.setCalendar(c1);
f2.setCalendar(c2);
harness.check(f1.equals(f2));
// timeInMillis --> guessing that differences should be ignored
c1.setTimeInMillis(123L);
harness.check(f1.equals(f2)); // still equal!
c2.setTimeInMillis(123L);
harness.check(f1.equals(f2));
// firstDayOfWeek
c1.setFirstDayOfWeek(Calendar.THURSDAY);
harness.check(!f1.equals(f2));
c2.setFirstDayOfWeek(Calendar.THURSDAY);
harness.check(f1.equals(f2));
// minimalDaysInFirstWeek
c1.setMinimalDaysInFirstWeek(6);
harness.check(!f1.equals(f2));
c2.setMinimalDaysInFirstWeek(6);
harness.check(f1.equals(f2));
// timeZone
c1.setTimeZone(new SimpleTimeZone(0, "Z1"));
harness.check(!f1.equals(f2));
c2.setTimeZone(new SimpleTimeZone(0, "Z1"));
harness.check(f1.equals(f2));
// locale
c1 = new GregorianCalendar(TimeZone.getTimeZone("GMT"), Locale.UK);
c2 = new GregorianCalendar(TimeZone.getTimeZone("GMT"), Locale.US);
c1.setTimeInMillis(millis);
c2.setTimeInMillis(millis);
f1.setCalendar(c1);
f2.setCalendar(c2);
harness.check(!f1.equals(f2));
c2 = new GregorianCalendar(TimeZone.getTimeZone("GMT"), Locale.UK);
c2.setTimeInMillis(millis);
f2.setCalendar(c2);
harness.check(f1.equals(f2));
// gregorianChange
c1.setGregorianChange(new Date(123L));
harness.check(f1.equals(f2));
c2.setGregorianChange(new Date(123L));
harness.check(f1.equals(f2));
}
}
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