jdk-24/test/jdk/java/lang/Character/CheckUnicode.java
Erik Joelsson 020255a72d 8267174: Many test files have the wrong Copyright header
Reviewed-by: valeriep, aivanov, iris, dholmes, ihse
2023-09-12 20:16:05 +00:00

86 lines
3.5 KiB
Java

/*
* Copyright (c) 2018, 2019, 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 4114080 6565620 6959267 7070436 7198195 8032446 8072600 8221431
* @summary Make sure the attributes of Unicode characters, as
* returned by the Character API, are as expected. Do this by
* comparing them to a baseline file together with a list of
* known diffs.
* @library /lib/testlibrary/java/lang
* @build UnicodeSpec CharCheck
* @run main CheckUnicode
* @author Alan Liu
* @author John O'Conner
*/
import java.io.*;
public class CheckUnicode {
public static void main(String args[]) throws Exception {
// 1. Check that the current 12.1 spec file is handled by the current
// version of Character.
File unicodeSpec = UCDFiles.UNICODE_DATA.toFile();
for (int x = 0; x < 16; ++x) {
int diffs = CharCheck.check(x, unicodeSpec);
if (diffs != 0) {
throw new RuntimeException("Unicode properties have changed " +
"in an unexpected way");
}
}
// 2. Check that Java identifiers are recognized correctly.
// test a few characters that are good id starts
char[] idStartChar = {'$', '\u20AC', 'a', 'A', 'z', 'Z', '_', '\u0E3F',
'\u1004', '\u10A0', '\u3400', '\u4E00', '\uAC00' };
for (int x = 0; x < idStartChar.length; x++) {
if (Character.isJavaIdentifierStart(idStartChar[x]) != true) {
throw new RuntimeException("Java id start characters are not recognized.");
}
}
// test a few characters that are good id parts
char[] idPartChar = {'0', '9', '\u0000', '\u0008', '\u000E', '\u007F'};
for (int x=0; x< idStartChar.length; x++) {
if (Character.isJavaIdentifierPart(idStartChar[x]) != true) {
throw new RuntimeException("Java id part characters are not recognized.");
}
}
for (int x=0; x<idPartChar.length; x++) {
if (Character.isJavaIdentifierPart(idPartChar[x]) != true) {
throw new RuntimeException("Java id part characters are not recognized.");
}
}
// now do some negative checks
for (int x=0; x< idPartChar.length; x++) {
if (Character.isJavaIdentifierStart(idPartChar[x]) != false) {
throw new RuntimeException("These Java id part characters" +
"should not be start characters.");
}
}
}
}