| /* |
| * Copyright (c) 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. |
| */ |
| |
| import java.text.DecimalFormatSymbols; |
| import java.util.Calendar; |
| import java.util.GregorianCalendar; |
| import java.util.Locale; |
| |
| import java.util.Locale.Builder; |
| |
| /** |
| * TestUtils provides utility methods to get a locale-dependent attribute. |
| * For example, |
| * - whether or not a non-Gregorian calendar is used |
| * - whether or not non-ASCII digits are used |
| * |
| * This class was developed to help testing for internationalization & |
| * localization and is not versatile. |
| */ |
| public class TestUtils { |
| |
| /** |
| * Returns true if the give locale uses Gregorian calendar. |
| */ |
| public static boolean usesGregorianCalendar(Locale locale) { |
| return Calendar.getInstance(locale).getClass() == GregorianCalendar.class; |
| } |
| |
| /** |
| * Returns true if the given locale uses ASCII digits. |
| */ |
| public static boolean usesAsciiDigits(Locale locale) { |
| return DecimalFormatSymbols.getInstance(locale).getZeroDigit() == '0'; |
| } |
| |
| /** |
| * Returns true if the given locale has a special variant which is treated |
| * as ill-formed in BCP 47. |
| * |
| * BCP 47 requires a variant subtag to be 5 to 8 alphanumerics or a |
| * single numeric followed by 3 alphanumerics. |
| * However, note that this methods doesn't check a variant so rigorously |
| * because this is a utility method for testing. Intended special variants |
| * are: JP, NY, and TH, which can be commonly provided by |
| * Locale.getAvailableLocales(). |
| * |
| */ |
| public static boolean hasSpecialVariant(Locale locale) { |
| String variant = locale.getVariant(); |
| return !variant.isEmpty() |
| && "JP".equals(variant) || "NY".equals(variant) || "TH".equals(variant); |
| } |
| |
| } |