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/*
* Copyright (c) 1997, 2016, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 4143459
* @summary test Date
* @library /java/text/testlib
*/
import java.text.*;
import java.util.*;
@SuppressWarnings("deprecation")
public class DateTest extends IntlTest
{
public static void main(String[] args) throws Exception {
new DateTest().run(args);
}
/**
* @bug 4143459
* Warning: Use TestDefaultZone() for complete testing of this bug.
*/
public void TestDefaultZoneLite() {
// Note: This test is redundant with TestDefaultZone(). It was added by
// request to provide a short&sweet test for this bug. It does not test
// all cases though, so IF THIS TEST PASSES, THE BUG MAY STILL BE
// PRESENT. Use TestDefaultZone() to be sure.
TimeZone save = TimeZone.getDefault();
try {
TimeZone.setDefault(TimeZone.getTimeZone("GMT"));
Date d = new Date();
d.setYear(98);
d.setMonth(Calendar.JANUARY);
d.setDate(1);
d.setHours(6);
TimeZone.setDefault(TimeZone.getTimeZone("PST"));
if (d.getHours() != 22) {
errln("Fail: Date.setHours()/getHours() ignoring default zone");
}
}
finally { TimeZone.setDefault(save); }
}
/**
* @bug 4143459
*/
public void TestDefaultZone() {
// Various problems can creep up, with the current implementation of Date,
// when the default zone is changed.
TimeZone saveZone = TimeZone.getDefault();
try {
Date d = new Date(); // Trigger static init
Date ref = new Date(883634400000L); // This is Thu Jan 1 1998 6:00 am GMT
String refstr = "Jan 1 1998 6:00";
TimeZone GMT = TimeZone.getTimeZone("GMT");
TimeZone PST = TimeZone.getTimeZone("PST");
String[] names = { "year", "month", "date", "day of week", "hour", "offset" };
int[] GMT_EXP = { 98, Calendar.JANUARY, 1, Calendar.THURSDAY - Calendar.SUNDAY, 6, 0 };
int[] PST_EXP = { 97, Calendar.DECEMBER, 31, Calendar.WEDNESDAY - Calendar.SUNDAY, 22, 480 };
// There are two cases to consider: a Date object with no Calendar
// sub-object (most Date objects), and a Date object with a Calendar
// sub-object. We make two passes to cover the two cases.
for (int pass=0; pass<2; ++pass) {
logln(pass == 0 ? "Normal Date object" : "Date with Calendar sub-object");
TimeZone.setDefault(GMT);
d = new Date(refstr);
if (pass == 1) {
// Force creation of Calendar sub-object
d.setYear(d.getYear());
}
if (d.getTime() != ref.getTime()) {
errln("FAIL: new Date(\"" + refstr + "\") x GMT -> " + d +
" " + d.getTime() + " ms");
}
int[] fields = { d.getYear(), d.getMonth(), d.getDate(),
d.getDay(), d.getHours(), d.getTimezoneOffset() };
for (int i=0; i<fields.length; ++i) {
if (fields[i] != GMT_EXP[i]) {
errln("FAIL: GMT Expected " + names[i] + " of " + GMT_EXP[i] +
", got " + fields[i]);
}
}
TimeZone.setDefault(PST);
int[] fields2 = { d.getYear(), d.getMonth(), d.getDate(),
d.getDay(), d.getHours(), d.getTimezoneOffset() };
for (int i=0; i<fields2.length; ++i) {
if (fields2[i] != PST_EXP[i]) {
errln("FAIL: PST Expected " + names[i] + " of " + PST_EXP[i] +
", got " + fields2[i]);
}
}
}
}
finally {
TimeZone.setDefault(saveZone);
}
}
// Test the performance of Date
public void TestPerformance592()
{
int REPS = 500;
// Do timing test with Date
long start = new Date().getTime();
for (int i=0; i<REPS; ++i)
{
Date d = new Date();
int y = d.getYear();
}
long ms = new Date().getTime() - start;
double perLoop = ((double)ms) / REPS;
logln(REPS + " iterations at " + perLoop + " ms/loop");
if (perLoop > PER_LOOP_LIMIT)
logln("WARNING: Date constructor/getYear slower than " +
PER_LOOP_LIMIT + " ms");
}
static double PER_LOOP_LIMIT = 3.0;
/**
* Verify that the Date(String) constructor works.
*/
public void TestParseOfGMT()
{
Date OUT = null;
/* Input values */
String stringVal = "Jan 01 00:00:00 GMT 1900";
long expectedVal = -2208988800000L;
OUT = new Date( stringVal );
if( OUT.getTime( ) == expectedVal ) {
// logln("PASS");
}
else {
errln( "Expected: " +
new Date( expectedVal ) +
": " +
expectedVal +
" Received: " +
OUT.toString() +
": " +
OUT.getTime() );
}
}
// Check out Date's behavior with large negative year values; bug 664
// As of the fix to bug 4056585, Date should work correctly with
// large negative years.
public void TestDateNegativeYears()
{
Date d1= new Date(80,-1,2);
logln(d1.toString());
d1= new Date(-80,-1,2);
logln(d1.toString());
boolean e = false;
try {
d1= new Date(-800000,-1,2);
logln(d1.toString());
}
catch (IllegalArgumentException ex) {
e = true;
}
if (e) errln("FAIL: Saw exception for year -800000");
else logln("Pass: No exception for year -800000");
}
// Verify the behavior of Date
public void TestDate480()
{
TimeZone save = TimeZone.getDefault();
try {
TimeZone.setDefault(TimeZone.getTimeZone("PST"));
Date d1=new java.util.Date(97,8,13,10,8,13);
logln("d = "+d1);
Date d2=new java.util.Date(97,8,13,30,8,13); // 20 hours later
logln("d+20h = "+d2);
double delta = (d2.getTime() - d1.getTime()) / 3600000;
logln("delta = " + delta + "h");
if (delta != 20.0) errln("Expected delta of 20; got " + delta);
Calendar cal = Calendar.getInstance();
cal.clear();
cal.set(1997,8,13,10,8,13);
Date t1 = cal.getTime();
logln("d = "+t1);
cal.clear();
cal.set(1997,8,13,30,8,13); // 20 hours later
Date t2 = cal.getTime();
logln("d+20h = "+t2);
double delta2 = (t2.getTime() - t1.getTime()) / 3600000;
logln("delta = " + delta2 + "h");
if (delta != 20.0) errln("Expected delta of 20; got " + delta2);
}
finally {
TimeZone.setDefault(save);
}
}
}
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