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/*
* Copyright (c) 2023, 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 8303018
* @summary Check j.l.Character.isEmoji/isEmojiPresentation/isEmojiModifier
* isEmojiModifierBase/isEmojiComponent/isExtendedPictographic
* @library /lib/testlibrary/java/lang
*/
import java.io.IOException;
import java.nio.file.Files;
import java.util.AbstractMap;
import java.util.function.Predicate;
import java.util.stream.Collectors;
import java.util.stream.IntStream;
import java.util.stream.Stream;
import static java.lang.Character.MAX_CODE_POINT;
import static java.lang.Character.MIN_CODE_POINT;
import static java.lang.Character.isEmoji;
import static java.lang.Character.isEmojiPresentation;
import static java.lang.Character.isEmojiModifier;
import static java.lang.Character.isEmojiModifierBase;
import static java.lang.Character.isEmojiComponent;
import static java.lang.Character.isExtendedPictographic;
public class TestEmojiProperties {
// Masks representing Emoji properties (16-bit `B` table masks in
// CharacterData.java)
private static final int EMOJI = 0x0040;
private static final int EMOJI_PRESENTATION = 0x0080;
private static final int EMOJI_MODIFIER = 0x0100;
private static final int EMOJI_MODIFIER_BASE = 0x0200;
private static final int EMOJI_COMPONENT = 0x0400;
private static final int EXTENDED_PICTOGRAPHIC = 0x0800;
public static void main(String[] args) throws IOException {
var emojiProps = Files.readAllLines(UCDFiles.EMOJI_DATA).stream()
.map(line -> line.split("#", 2)[0])
.filter(Predicate.not(String::isBlank))
.map(line -> line.split("[ \t]*;[ \t]*", 2))
.flatMap(map -> {
var range = map[0].split("\\.\\.", 2);
var start = Integer.valueOf(range[0], 16);
return range.length == 1 ?
Stream.of(new AbstractMap.SimpleEntry<>(start, convertType(map[1].trim()))) :
IntStream.rangeClosed(start,
Integer.valueOf(range[1], 16))
.mapToObj(cp -> new AbstractMap.SimpleEntry<>(cp, convertType(map[1].trim())));
})
.collect(Collectors.toMap(AbstractMap.SimpleEntry::getKey, AbstractMap.SimpleEntry::getValue, (v1, v2) -> v1 | v2));
final var fails = new Integer[1];
fails[0] = 0;
IntStream.rangeClosed(MIN_CODE_POINT, MAX_CODE_POINT).forEach(cp -> {
var props = emojiProps.getOrDefault(cp, 0L);
if ((props & EMOJI) != 0 ^ isEmoji(cp)) {
System.err.printf("""
isEmoji(0x%x) failed. Returned: %b
""", cp, isEmoji(cp));
fails[0] ++;
}
if ((props & EMOJI_PRESENTATION) != 0 ^ isEmojiPresentation(cp)) {
System.err.printf("""
isEmojiPresentation(0x%x) failed. Returned: %b
""", cp, isEmojiPresentation(cp));
fails[0] ++;
}
if ((props & EMOJI_MODIFIER) != 0 ^ isEmojiModifier(cp)) {
System.err.printf("""
isEmojiModifier(0x%x) failed. Returned: %b
""", cp, isEmojiModifier(cp));
fails[0] ++;
}
if ((props & EMOJI_MODIFIER_BASE) != 0 ^ isEmojiModifierBase(cp)) {
System.err.printf("""
isEmojiModifierBase(0x%x) failed. Returned: %b
""", cp, isEmojiModifierBase(cp));
fails[0] ++;
}
if ((props & EMOJI_COMPONENT) != 0 ^ isEmojiComponent(cp)) {
System.err.printf("""
isEmojiComponent(0x%x) failed. Returned: %b
""", cp, isEmojiComponent(cp));
fails[0] ++;
}
if ((props & EXTENDED_PICTOGRAPHIC) != 0 ^ isExtendedPictographic(cp)) {
System.err.printf("""
isExtendedPictographic(0x%x) failed. Returned: %b
""", cp, isExtendedPictographic(cp));
fails[0] ++;
}
});
if (fails[0] != 0) {
throw new RuntimeException("TestEmojiProperties failed=" + fails);
}
}
private static long convertType(String type) {
return switch (type) {
case "Emoji" -> EMOJI;
case "Emoji_Presentation" -> EMOJI_PRESENTATION;
case "Emoji_Modifier" -> EMOJI_MODIFIER;
case "Emoji_Modifier_Base" -> EMOJI_MODIFIER_BASE;
case "Emoji_Component" -> EMOJI_COMPONENT;
case "Extended_Pictographic" -> EXTENDED_PICTOGRAPHIC;
default -> throw new InternalError();
};
}
}
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