163 lines
7.2 KiB
Java
163 lines
7.2 KiB
Java
/*
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* Copyright (c) 2000, 2022, 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 4219630 4304573 4533872 4900935 8042589 8054307
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@summary toUpperCase should upper-case German sharp s correctly even if
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it's the only character in the string. should also uppercase
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all of the 1:M char mappings correctly. Also it should handle
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Locale specific (lt, tr, and az) uppercasings and supplementary
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characters correctly.
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*/
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import java.util.Locale;
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public class ToUpperCase {
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public static void main(String[] args) {
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Locale turkish = Locale.of("tr", "TR");
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Locale lt = Locale.of("lt"); // Lithanian
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Locale az = Locale.of("az"); // Azeri
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test("\u00DF", turkish, "SS");
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test("a\u00DF", turkish, "ASS");
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test("i", turkish, "\u0130");
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test("i", az, "\u0130");
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test("\u0131", turkish, "I");
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test("\u00DF", Locale.GERMANY, "SS");
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test("a\u00DF", Locale.GERMANY, "ASS");
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test("i", Locale.GERMANY, "I");
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// test some of the 1:M uppercase mappings
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test("abc\u00DF", Locale.US, "ABC\u0053\u0053");
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test("\u0149abc", Locale.US, "\u02BC\u004EABC");
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test("\u0149abc", turkish, "\u02BC\u004EABC");
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test("\u1F52", Locale.US, "\u03A5\u0313\u0300");
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test("\u0149\u1F52", Locale.US, "\u02BC\u004E\u03A5\u0313\u0300");
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test("\u1F54ZZZ", Locale.US, "\u03A5\u0313\u0301ZZZ");
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test("\u1F54ZZZ", turkish, "\u03A5\u0313\u0301ZZZ");
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test("a\u00DF\u1F56", Locale.US, "ASS\u03A5\u0313\u0342");
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test("\u1FAD", turkish, "\u1F6D\u0399");
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test("i\u1FC7", turkish, "\u0130\u0397\u0342\u0399");
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test("i\u1FC7", az, "\u0130\u0397\u0342\u0399");
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test("i\u1FC7", Locale.US, "I\u0397\u0342\u0399");
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test("\uFB04", Locale.US, "\u0046\u0046\u004C");
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test("\uFB17AbCdEfi", turkish, "\u0544\u053DABCDEF\u0130");
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test("\uFB17AbCdEfi", az, "\u0544\u053DABCDEF\u0130");
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// Remove DOT ABOVE after "i" in Lithuanian
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test("i\u0307", lt, "I");
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test("\u0307", lt, "\u0307");
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test("\u0307i", lt, "\u0307I");
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test("j\u0307", lt, "J");
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test("abci\u0307def", lt, "ABCIDEF");
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test("a\u0307", lt, "A\u0307");
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test("abc\u0307def", lt, "ABC\u0307DEF");
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test("i\u0307", Locale.US, "I\u0307");
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test("i\u0307", turkish, "\u0130\u0307");
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// Supplementary character tests
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//
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// U+10400 ("\uD801\uDC00"): DESERET CAPITAL LETTER LONG I
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// U+10401 ("\uD801\uDC01"): DESERET CAPITAL LETTER LONG E
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// U+10402 ("\uD801\uDC02"): DESERET CAPITAL LETTER LONG A
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// U+10428 ("\uD801\uDC28"): DESERET SMALL LETTER LONG I
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// U+10429 ("\uD801\uDC29"): DESERET SMALL LETTER LONG E
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// U+1042A ("\uD801\uDC2A"): DESERET SMALL LETTER LONG A
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//
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// valid code point tests:
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test("\uD801\uDC28\uD801\uDC29\uD801\uDC2A", Locale.US, "\uD801\uDC00\uD801\uDC01\uD801\uDC02");
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test("\uD801\uDC28a\uD801\uDC29b\uD801\uDC2Ac", Locale.US, "\uD801\uDC00A\uD801\uDC01B\uD801\uDC02C");
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// invalid code point tests:
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test("\uD800\uD800\uD801a\uDC00\uDC00\uDC00b", Locale.US, "\uD800\uD800\uD801A\uDC00\uDC00\uDC00B");
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// lower/uppercase + surrogates
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test("a\uD801\uDC44", Locale.ROOT, "A\uD801\uDC1c");
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test("A\uD801\uDC44", Locale.ROOT, "A\uD801\uDC1c");
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test("a\uD801\uDC28\uD801\uDC29\uD801\uDC2A", Locale.US, "A\uD801\uDC00\uD801\uDC01\uD801\uDC02");
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test("A\uD801\uDC28a\uD801\uDC29b\uD801\uDC2Ac", Locale.US, "A\uD801\uDC00A\uD801\uDC01B\uD801\uDC02C");
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// test latin1 only case
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StringBuilder src = new StringBuilder(0x100);
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StringBuilder exp = new StringBuilder(0x100);
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for (int cp = 0; cp < 0x100; cp++) {
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int upperCase = Character.toUpperCase(cp);
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if (upperCase == -1) { //Character.ERROR
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continue;
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}
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src.appendCodePoint(cp);
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if (cp == '\u00df') {
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exp.append("SS"); // need Character.toUpperCaseEx()
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} else {
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exp.appendCodePoint(upperCase);
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}
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}
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test(src.toString(), Locale.US, exp.toString());
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// test non-latin1 -> latin1
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src = new StringBuilder(0x100).append("ABC");
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exp = new StringBuilder(0x100).append("ABC");
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for (int cp = 0x100; cp < 0x10000; cp++) {
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int upperCase = Character.toUpperCase(cp);
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if (upperCase < 0x100) {
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src.appendCodePoint(cp);
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exp.appendCodePoint(upperCase);
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}
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}
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test(src.toString(), Locale.US, exp.toString());
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}
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static void test(String in, Locale locale, String expected) {
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test0(in, locale,expected);
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// trigger different code paths
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for (String[] ss : new String[][] {
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new String[] {"abc", "ABC"},
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new String[] {"AbC", "ABC"},
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new String[] {"ABC", "ABC"},
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new String[] {"AB\u4e00", "AB\u4e00"},
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new String[] {"ab\u4e00", "AB\u4e00"},
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new String[] {"aB\u4e00", "AB\u4e00"},
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new String[] {"AB\uD800\uDC00", "AB\uD800\uDC00"},
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new String[] {"Ab\uD800\uDC00", "AB\uD800\uDC00"},
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new String[] {"ab\uD800\uDC00", "AB\uD800\uDC00"},
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new String[] {"AB\uD801\uDC44", "AB\uD801\uDC1C"},
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new String[] {"Ab\uD801\uDC44", "AB\uD801\uDC1C"},
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new String[] {"ab\uD801\uDC44", "AB\uD801\uDC1C"},
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}) {
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test0(ss[0] + " " + in, locale, ss[1] + " " + expected);
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test0(in + " " + ss[0], locale, expected + " " + ss[1]);
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}
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}
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static void test0(String in, Locale locale, String expected) {
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String result = in.toUpperCase(locale);
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if (!result.equals(expected)) {
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System.err.println("input: " + in + ", locale: " + locale +
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", expected: " + expected + ", actual: " + result);
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throw new RuntimeException();
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}
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}
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}
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