98 lines
3.8 KiB
Java
98 lines
3.8 KiB
Java
/*
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* Copyright (c) 2005, 2016, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 6234795
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* @summary Rolling of HOUR or HOUR_OF_SET must set the other hour field.
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*/
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import java.util.GregorianCalendar;
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import static java.util.Calendar.AM;
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import static java.util.Calendar.AM_PM;
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import static java.util.Calendar.HOUR;
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import static java.util.Calendar.HOUR_OF_DAY;
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import static java.util.Calendar.SEPTEMBER;
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import java.util.Locale;
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import java.util.TimeZone;
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public class Bug6234795 {
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public static void main(String[] args) {
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testRoll(HOUR);
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testRoll(HOUR_OF_DAY);
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}
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static void testRoll(int field) {
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GregorianCalendar cal = new GregorianCalendar(TimeZone.getTimeZone("GMT"), Locale.US);
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cal.clear();
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cal.set(2005, SEPTEMBER, 12);
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int otherField = (field == HOUR) ? HOUR_OF_DAY : HOUR;
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int unit = (field == HOUR) ? 12 : 24;
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int h;
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for (h = 0; h <= 72; h++) {
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int hour = cal.get(otherField);
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int expected = h % 12;
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if (hour != expected) {
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throw new RuntimeException((field == HOUR ? "HOUR" : "HOUR_OF_DAY")
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+ "+: h=" + h + ", got " + hour
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+ ", expected " + expected);
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}
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if (field == HOUR_OF_DAY) {
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int ampm = cal.get(AM_PM);
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expected = (h % unit) / 12;
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if (ampm != expected) {
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throw new RuntimeException((field == HOUR ? "HOUR" : "HOUR_OF_DAY")
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+ "+: h=" + h + ", got "
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+ toString(ampm)
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+ ", expected " + toString(expected));
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}
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}
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cal.roll(field, +1);
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}
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for (; h >= 0; h--) {
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int hour = cal.get(otherField);
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int expected = h % 12;
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if (hour != expected) {
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throw new RuntimeException((field == HOUR ? "HOUR" : "HOUR_OF_DAY")
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+ "-: h=" + h + ", got " + hour
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+ ", expected " + expected);
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}
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if (field == HOUR_OF_DAY) {
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int ampm = cal.get(AM_PM);
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expected = (h % unit) / 12;
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if (ampm != expected) {
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throw new RuntimeException((field == HOUR ? "HOUR" : "HOUR_OF_DAY")
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+ "-: h=" + h + ", got " + toString(ampm)
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+ ", expected " + toString(expected));
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}
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}
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cal.roll(field, -1);
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}
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}
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static String toString(int ampm) {
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return ampm == AM ? "AM" : "PM";
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}
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}
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