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/*
* Copyright (c) 2000, 2003, 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 4219630 4304573 4533872 4900935 8042589 8054307
@summary toUpperCase should upper-case German sharp s correctly even if
it's the only character in the string. should also uppercase
all of the 1:M char mappings correctly. Also it should handle
Locale specific (lt, tr, and az) uppercasings and supplementary
characters correctly.
*/
import java.util.Locale;
public class ToUpperCase {
public static void main(String[] args) {
Locale turkish = new Locale("tr", "TR");
Locale lt = new Locale("lt"); // Lithanian
Locale az = new Locale("az"); // Azeri
test("\u00DF", turkish, "SS");
test("a\u00DF", turkish, "ASS");
test("i", turkish, "\u0130");
test("i", az, "\u0130");
test("\u0131", turkish, "I");
test("\u00DF", Locale.GERMANY, "SS");
test("a\u00DF", Locale.GERMANY, "ASS");
test("i", Locale.GERMANY, "I");
// test some of the 1:M uppercase mappings
test("abc\u00DF", Locale.US, "ABC\u0053\u0053");
test("\u0149abc", Locale.US, "\u02BC\u004EABC");
test("\u0149abc", turkish, "\u02BC\u004EABC");
test("\u1F52", Locale.US, "\u03A5\u0313\u0300");
test("\u0149\u1F52", Locale.US, "\u02BC\u004E\u03A5\u0313\u0300");
test("\u1F54ZZZ", Locale.US, "\u03A5\u0313\u0301ZZZ");
test("\u1F54ZZZ", turkish, "\u03A5\u0313\u0301ZZZ");
test("a\u00DF\u1F56", Locale.US, "ASS\u03A5\u0313\u0342");
test("\u1FAD", turkish, "\u1F6D\u0399");
test("i\u1FC7", turkish, "\u0130\u0397\u0342\u0399");
test("i\u1FC7", az, "\u0130\u0397\u0342\u0399");
test("i\u1FC7", Locale.US, "I\u0397\u0342\u0399");
test("\uFB04", Locale.US, "\u0046\u0046\u004C");
test("\uFB17AbCdEfi", turkish, "\u0544\u053DABCDEF\u0130");
test("\uFB17AbCdEfi", az, "\u0544\u053DABCDEF\u0130");
// Remove DOT ABOVE after "i" in Lithuanian
test("i\u0307", lt, "I");
test("\u0307", lt, "\u0307");
test("\u0307i", lt, "\u0307I");
test("j\u0307", lt, "J");
test("abci\u0307def", lt, "ABCIDEF");
test("a\u0307", lt, "A\u0307");
test("abc\u0307def", lt, "ABC\u0307DEF");
test("i\u0307", Locale.US, "I\u0307");
test("i\u0307", turkish, "\u0130\u0307");
// Supplementary character tests
//
// U+10400 ("\uD801\uDC00"): DESERET CAPITAL LETTER LONG I
// U+10401 ("\uD801\uDC01"): DESERET CAPITAL LETTER LONG E
// U+10402 ("\uD801\uDC02"): DESERET CAPITAL LETTER LONG A
// U+10428 ("\uD801\uDC28"): DESERET SMALL LETTER LONG I
// U+10429 ("\uD801\uDC29"): DESERET SMALL LETTER LONG E
// U+1042A ("\uD801\uDC2A"): DESERET SMALL LETTER LONG A
//
// valid code point tests:
test("\uD801\uDC28\uD801\uDC29\uD801\uDC2A", Locale.US, "\uD801\uDC00\uD801\uDC01\uD801\uDC02");
test("\uD801\uDC28a\uD801\uDC29b\uD801\uDC2Ac", Locale.US, "\uD801\uDC00A\uD801\uDC01B\uD801\uDC02C");
// invalid code point tests:
test("\uD800\uD800\uD801a\uDC00\uDC00\uDC00b", Locale.US, "\uD800\uD800\uD801A\uDC00\uDC00\uDC00B");
// lower/uppercase + surrogates
test("a\uD801\uDC44", Locale.ROOT, "A\uD801\uDC1c");
test("A\uD801\uDC44", Locale.ROOT, "A\uD801\uDC1c");
test("a\uD801\uDC28\uD801\uDC29\uD801\uDC2A", Locale.US, "A\uD801\uDC00\uD801\uDC01\uD801\uDC02");
test("A\uD801\uDC28a\uD801\uDC29b\uD801\uDC2Ac", Locale.US, "A\uD801\uDC00A\uD801\uDC01B\uD801\uDC02C");
// test latin1 only case
StringBuilder src = new StringBuilder(0x100);
StringBuilder exp = new StringBuilder(0x100);
for (int cp = 0; cp < 0x100; cp++) {
int upperCase = Character.toUpperCase(cp);
if (upperCase == -1) { //Character.ERROR
continue;
}
src.appendCodePoint(cp);
if (cp == '\u00df') {
exp.append("SS"); // need Character.toUpperCaseEx()
} else {
exp.appendCodePoint(upperCase);
}
}
test(src.toString(), Locale.US, exp.toString());
// test non-latin1 -> latin1
src = new StringBuilder(0x100).append("ABC");
exp = new StringBuilder(0x100).append("ABC");
for (int cp = 0x100; cp < 0x10000; cp++) {
int upperCase = Character.toUpperCase(cp);
if (upperCase < 0x100) {
src.appendCodePoint(cp);
exp.appendCodePoint(upperCase);
}
}
test(src.toString(), Locale.US, exp.toString());
}
static void test(String in, Locale locale, String expected) {
test0(in, locale,expected);
// trigger different code paths
for (String[] ss : new String[][] {
new String[] {"abc", "ABC"},
new String[] {"AbC", "ABC"},
new String[] {"ABC", "ABC"},
new String[] {"AB\u4e00", "AB\u4e00"},
new String[] {"ab\u4e00", "AB\u4e00"},
new String[] {"aB\u4e00", "AB\u4e00"},
new String[] {"AB\uD800\uDC00", "AB\uD800\uDC00"},
new String[] {"Ab\uD800\uDC00", "AB\uD800\uDC00"},
new String[] {"ab\uD800\uDC00", "AB\uD800\uDC00"},
new String[] {"AB\uD801\uDC44", "AB\uD801\uDC1C"},
new String[] {"Ab\uD801\uDC44", "AB\uD801\uDC1C"},
new String[] {"ab\uD801\uDC44", "AB\uD801\uDC1C"},
}) {
test0(ss[0] + " " + in, locale, ss[1] + " " + expected);
test0(in + " " + ss[0], locale, expected + " " + ss[1]);
}
}
static void test0(String in, Locale locale, String expected) {
String result = in.toUpperCase(locale);
if (!result.equals(expected)) {
System.err.println("input: " + in + ", locale: " + locale +
", expected: " + expected + ", actual: " + result);
throw new RuntimeException();
}
}
}
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