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test/jdk/java/util/regex/GraphemeTest.java
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rev 54996 : 8221431: Support for Unicode 12.1
Reviewed-by:
*** 1,7 ****
/*
! * 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.
--- 1,7 ----
/*
! * Copyright (c) 2016, 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.
*** 21,32 ****
* questions.
*/
/*
* @test
! * @bug 7071819
* @summary tests Unicode Extended Grapheme support
* @run main GraphemeTest
*/
import java.io.IOException;
import java.nio.file.Files;
--- 21,33 ----
* questions.
*/
/*
* @test
! * @bug 7071819 8221431
* @summary tests Unicode Extended Grapheme support
+ * @library /lib/testlibrary/java/lang
* @run main GraphemeTest
*/
import java.io.IOException;
import java.nio.file.Files;
*** 39,57 ****
import java.util.regex.Matcher;
public class GraphemeTest {
public static void main(String[] args) throws Throwable {
! testProps(Paths.get(System.getProperty("test.src", "."),
! "GraphemeBreakProperty.txt"));
! testBreak(Paths.get(System.getProperty("test.src", "."),
! "GraphemeBreakTest.txt"));
}
private static void testProps(Path path) throws IOException {
Files.lines(path)
! .filter( ln -> ln.length() != 0 && !ln.startsWith("#") )
.forEach(ln -> {
String[] strs = ln.split("\\s+");
int off = strs[0].indexOf("..");
int cp0, cp1;
String expected = strs[2];
--- 40,57 ----
import java.util.regex.Matcher;
public class GraphemeTest {
public static void main(String[] args) throws Throwable {
! testProps(UCDFiles.GRAPHEME_BREAK_PROPERTY);
! testProps(UCDFiles.EMOJI_DATA);
}
private static void testProps(Path path) throws IOException {
Files.lines(path)
! .map( ln -> ln.replaceFirst("#.*", "") )
! .filter( ln -> ln.length() != 0 )
.forEach(ln -> {
String[] strs = ln.split("\\s+");
int off = strs[0].indexOf("..");
int cp0, cp1;
String expected = strs[2];
*** 60,69 ****
--- 60,74 ----
cp1 = Integer.parseInt(strs[0], off + 2, strs[0].length(), 16);
} else {
cp0 = cp1 = Integer.parseInt(strs[0], 16);
}
for (int cp = cp0; cp <= cp1; cp++) {
+ // Ignore Emoji* for now (only interested in Extended_Pictographic)
+ if (expected.startsWith("Emoji")) {
+ continue;
+ }
+
// NOTE:
// #tr29 "plus a few General_Category = Spacing_Mark needed for
// canonical equivalence."
// For "extended grapheme clusters" support, there is no
// need actually to diff "extend" and "spackmark" given GB9, GB9a.
*** 79,150 ****
}
}
});
}
- private static void testBreak(Path path) throws IOException {
- Files.lines(path)
- .filter( ln -> ln.length() != 0 && !ln.startsWith("#") )
- .forEach(ln -> {
- String str = ln.replaceAll("\\s+|\\([a-zA-Z]+\\)|\\[[a-zA-Z]]+\\]|#.*", "");
- // System.out.println(str);
- String[] cstrs = str.split("\u00f7|\u00d7");
- int prevCp = -1;
- char prevBk = '\u00f7';
- int offBk = 0;
- for (String cstr : cstrs) {
- if (cstr.length() == 0) // first empty str
- continue;
- int cp = Integer.parseInt(cstr, 16);
- if (prevCp == -1) {
- prevCp = cp;
- } else {
- // test against the rules directly
- if (rules[getType(prevCp)][getType(cp)] != (prevBk == '\u00f7')) {
- throw new RuntimeException(String.format(
- "NG %x[%d] %x[%d] -> %b [%s]%n",
- prevCp, getType(prevCp), cp, getType(cp),
- rules[getType(prevCp)][getType(cp)],
- ln));
- }
- }
- prevCp = cp;
- offBk += (cstr.length() + 1);
- prevBk = str.charAt(offBk);
- }
- });
- }
-
private static final String[] types = {
! "Other", "CR", "LF", "Control", "Extend", "Regional_Indicator",
"Prepend", "SpacingMark",
! "L", "V", "T", "LV", "LVT" };
///////////////////////////////////////////////////////////////////////////////////////////////////////////////
// types
private static final int OTHER = 0;
private static final int CR = 1;
private static final int LF = 2;
private static final int CONTROL = 3;
private static final int EXTEND = 4;
! private static final int RI = 5;
! private static final int PREPEND = 6;
! private static final int SPACINGMARK = 7;
! private static final int L = 8;
! private static final int V = 9;
! private static final int T = 10;
! private static final int LV = 11;
! private static final int LVT = 12;
private static final int FIRST_TYPE = 0;
! private static final int LAST_TYPE = 12;
private static boolean[][] rules;
static {
rules = new boolean[LAST_TYPE + 1][LAST_TYPE + 1];
! // default, any + any
for (int i = FIRST_TYPE; i <= LAST_TYPE; i++)
for (int j = FIRST_TYPE; j <= LAST_TYPE; j++)
rules[i][j] = true;
// GB 6 L x (L | V | LV | VT)
rules[L][L] = false;
--- 84,126 ----
}
}
});
}
private static final String[] types = {
! "Other", "CR", "LF", "Control", "Extend", "ZWJ", "Regional_Indicator",
"Prepend", "SpacingMark",
! "L", "V", "T", "LV", "LVT",
! "Extended_Pictographic" };
///////////////////////////////////////////////////////////////////////////////////////////////////////////////
+ // from java.util.regex.Grapheme.java
// types
private static final int OTHER = 0;
private static final int CR = 1;
private static final int LF = 2;
private static final int CONTROL = 3;
private static final int EXTEND = 4;
! private static final int ZWJ = 5;
! private static final int RI = 6;
! private static final int PREPEND = 7;
! private static final int SPACINGMARK = 8;
! private static final int L = 9;
! private static final int V = 10;
! private static final int T = 11;
! private static final int LV = 12;
! private static final int LVT = 13;
! private static final int EXTENDED_PICTOGRAPHIC = 14;
private static final int FIRST_TYPE = 0;
! private static final int LAST_TYPE = 14;
private static boolean[][] rules;
static {
rules = new boolean[LAST_TYPE + 1][LAST_TYPE + 1];
! // GB 999 Any + Any -> default
for (int i = FIRST_TYPE; i <= LAST_TYPE; i++)
for (int j = FIRST_TYPE; j <= LAST_TYPE; j++)
rules[i][j] = true;
// GB 6 L x (L | V | LV | VT)
rules[L][L] = false;
*** 157,173 ****
rules[V][V] = false;
rules[V][T] = false;
// GB 8 (LVT | T) x T
rules[LVT][T] = false;
rules[T][T] = false;
! // GB 8a RI x RI
! rules[RI][RI] = false;
! // GB 9 x Extend
// GB 9a x Spacing Mark
// GB 9b Prepend x
for (int i = FIRST_TYPE; i <= LAST_TYPE; i++) {
rules[i][EXTEND] = false;
rules[i][SPACINGMARK] = false;
rules[PREPEND][i] = false;
}
// GB 4 (Control | CR | LF) +
// GB 5 + (Control | CR | LF)
--- 133,148 ----
rules[V][V] = false;
rules[V][T] = false;
// GB 8 (LVT | T) x T
rules[LVT][T] = false;
rules[T][T] = false;
! // GB 9 x (Extend|ZWJ)
// GB 9a x Spacing Mark
// GB 9b Prepend x
for (int i = FIRST_TYPE; i <= LAST_TYPE; i++) {
rules[i][EXTEND] = false;
+ rules[i][ZWJ] = false;
rules[i][SPACINGMARK] = false;
rules[PREPEND][i] = false;
}
// GB 4 (Control | CR | LF) +
// GB 5 + (Control | CR | LF)
*** 176,186 ****
rules[i][j] = true;
rules[j][i] = true;
}
// GB 3 CR x LF
rules[CR][LF] = false;
! // GB 10 Any + Any -> default
}
// Hangul syllables
private static final int SYLLABLE_BASE = 0xAC00;
private static final int LCOUNT = 19;
--- 151,163 ----
rules[i][j] = true;
rules[j][i] = true;
}
// GB 3 CR x LF
rules[CR][LF] = false;
! // GB 11 Exended_Pictographic x (Extend|ZWJ)
! rules[EXTENDED_PICTOGRAPHIC][EXTEND] = false;
! rules[EXTENDED_PICTOGRAPHIC][ZWJ] = false;
}
// Hangul syllables
private static final int SYLLABLE_BASE = 0xAC00;
private static final int LCOUNT = 19;
*** 202,212 ****
--- 179,194 ----
cp >= 0x109A && cp <= 0x109C ||
cp == 0x1A61 || cp == 0x1A63 || cp == 0x1A64 ||
cp == 0xAA7B || cp == 0xAA7D;
}
+ @SuppressWarnings("fallthrough")
private static int getType(int cp) {
+ if (isExtendedPictographic(cp)) {
+ return EXTENDED_PICTOGRAPHIC;
+ }
+
int type = Character.getType(cp);
switch(type) {
case Character.CONTROL:
if (cp == 0x000D)
return CR;
*** 217,233 ****
// NOTE: #tr29 lists "Unassigned and Default_Ignorable_Code_Point" as Control
// but GraphemeBreakTest.txt lists u+0378/reserved-0378 as "Other"
// so type it as "Other" to make the test happy
if (cp == 0x0378)
return OTHER;
case Character.LINE_SEPARATOR:
case Character.PARAGRAPH_SEPARATOR:
case Character.SURROGATE:
return CONTROL;
case Character.FORMAT:
! if (cp == 0x200C || cp == 0x200D)
return EXTEND;
return CONTROL;
case Character.NON_SPACING_MARK:
case Character.ENCLOSING_MARK:
// NOTE:
// #tr29 "plus a few General_Category = Spacing_Mark needed for
--- 199,223 ----
// NOTE: #tr29 lists "Unassigned and Default_Ignorable_Code_Point" as Control
// but GraphemeBreakTest.txt lists u+0378/reserved-0378 as "Other"
// so type it as "Other" to make the test happy
if (cp == 0x0378)
return OTHER;
+
case Character.LINE_SEPARATOR:
case Character.PARAGRAPH_SEPARATOR:
case Character.SURROGATE:
return CONTROL;
case Character.FORMAT:
! if (cp == 0x200C ||
! cp >= 0xE0020 && cp <= 0xE007F)
return EXTEND;
+ if (cp == 0x200D)
+ return ZWJ;
+ if (cp >= 0x0600 && cp <= 0x0605 ||
+ cp == 0x06DD || cp == 0x070F || cp == 0x08E2 ||
+ cp == 0x110BD || cp == 0x110CD)
+ return PREPEND;
return CONTROL;
case Character.NON_SPACING_MARK:
case Character.ENCLOSING_MARK:
// NOTE:
// #tr29 "plus a few General_Category = Spacing_Mark needed for
*** 246,258 ****
case Character.OTHER_SYMBOL:
if (cp >= 0x1F1E6 && cp <= 0x1F1FF)
return RI;
return OTHER;
case Character.MODIFIER_LETTER:
// WARNING:
// not mentioned in #tr29 but listed in GraphemeBreakProperty.txt
! if (cp == 0xFF9E || cp == 0xFF9F)
return EXTEND;
return OTHER;
case Character.OTHER_LETTER:
if (cp == 0x0E33 || cp == 0x0EB3)
return SPACINGMARK;
--- 236,250 ----
case Character.OTHER_SYMBOL:
if (cp >= 0x1F1E6 && cp <= 0x1F1FF)
return RI;
return OTHER;
case Character.MODIFIER_LETTER:
+ case Character.MODIFIER_SYMBOL:
// WARNING:
// not mentioned in #tr29 but listed in GraphemeBreakProperty.txt
! if (cp == 0xFF9E || cp == 0xFF9F ||
! cp >= 0x1F3FB && cp <= 0x1F3FF)
return EXTEND;
return OTHER;
case Character.OTHER_LETTER:
if (cp == 0x0E33 || cp == 0x0EB3)
return SPACINGMARK;
*** 278,286 ****
--- 270,384 ----
// hangul jamo_extended B
if (cp >= 0xD7B0 && cp <= 0xD7C6)
return V;
if (cp >= 0xD7CB && cp <= 0xD7FB)
return T;
+
+ // Prepend
+ switch (cp) {
+ case 0x0D4E:
+ case 0x111C2:
+ case 0x111C3:
+ case 0x11A3A:
+ case 0x11A84:
+ case 0x11A85:
+ case 0x11A86:
+ case 0x11A87:
+ case 0x11A88:
+ case 0x11A89:
+ case 0x11D46:
+ return PREPEND;
+ }
}
return OTHER;
}
+
+ // from generated java.util.regex.EmojiData.java
+ static boolean isExtendedPictographic(int cp) {
+ return
+ cp == 0x00A9 ||
+ cp == 0x00AE ||
+ cp == 0x203C ||
+ cp == 0x2049 ||
+ cp == 0x2122 ||
+ cp == 0x2139 ||
+ (cp >= 0x2194 && cp <= 0x2199) ||
+ cp == 0x21A9 ||
+ cp == 0x21AA ||
+ cp == 0x231A ||
+ cp == 0x231B ||
+ cp == 0x2328 ||
+ cp == 0x2388 ||
+ cp == 0x23CF ||
+ (cp >= 0x23E9 && cp <= 0x23F3) ||
+ (cp >= 0x23F8 && cp <= 0x23FA) ||
+ cp == 0x24C2 ||
+ cp == 0x25AA ||
+ cp == 0x25AB ||
+ cp == 0x25B6 ||
+ cp == 0x25C0 ||
+ (cp >= 0x25FB && cp <= 0x25FE) ||
+ (cp >= 0x2600 && cp <= 0x2605) ||
+ (cp >= 0x2607 && cp <= 0x2612) ||
+ (cp >= 0x2614 && cp <= 0x2685) ||
+ (cp >= 0x2690 && cp <= 0x2705) ||
+ (cp >= 0x2708 && cp <= 0x2712) ||
+ cp == 0x2714 ||
+ cp == 0x2716 ||
+ cp == 0x271D ||
+ cp == 0x2721 ||
+ cp == 0x2728 ||
+ cp == 0x2733 ||
+ cp == 0x2734 ||
+ cp == 0x2744 ||
+ cp == 0x2747 ||
+ cp == 0x274C ||
+ cp == 0x274E ||
+ (cp >= 0x2753 && cp <= 0x2755) ||
+ cp == 0x2757 ||
+ (cp >= 0x2763 && cp <= 0x2767) ||
+ (cp >= 0x2795 && cp <= 0x2797) ||
+ cp == 0x27A1 ||
+ cp == 0x27B0 ||
+ cp == 0x27BF ||
+ cp == 0x2934 ||
+ cp == 0x2935 ||
+ (cp >= 0x2B05 && cp <= 0x2B07) ||
+ cp == 0x2B1B ||
+ cp == 0x2B1C ||
+ cp == 0x2B50 ||
+ cp == 0x2B55 ||
+ cp == 0x3030 ||
+ cp == 0x303D ||
+ cp == 0x3297 ||
+ cp == 0x3299 ||
+ (cp >= 0x1F000 && cp <= 0x1F0FF) ||
+ (cp >= 0x1F10D && cp <= 0x1F10F) ||
+ cp == 0x1F12F ||
+ (cp >= 0x1F16C && cp <= 0x1F171) ||
+ cp == 0x1F17E ||
+ cp == 0x1F17F ||
+ cp == 0x1F18E ||
+ (cp >= 0x1F191 && cp <= 0x1F19A) ||
+ (cp >= 0x1F1AD && cp <= 0x1F1E5) ||
+ (cp >= 0x1F201 && cp <= 0x1F20F) ||
+ cp == 0x1F21A ||
+ cp == 0x1F22F ||
+ (cp >= 0x1F232 && cp <= 0x1F23A) ||
+ (cp >= 0x1F23C && cp <= 0x1F23F) ||
+ (cp >= 0x1F249 && cp <= 0x1F3FA) ||
+ (cp >= 0x1F400 && cp <= 0x1F53D) ||
+ (cp >= 0x1F546 && cp <= 0x1F64F) ||
+ (cp >= 0x1F680 && cp <= 0x1F6FF) ||
+ (cp >= 0x1F774 && cp <= 0x1F77F) ||
+ (cp >= 0x1F7D5 && cp <= 0x1F7FF) ||
+ (cp >= 0x1F80C && cp <= 0x1F80F) ||
+ (cp >= 0x1F848 && cp <= 0x1F84F) ||
+ (cp >= 0x1F85A && cp <= 0x1F85F) ||
+ (cp >= 0x1F888 && cp <= 0x1F88F) ||
+ (cp >= 0x1F8AE && cp <= 0x1F8FF) ||
+ (cp >= 0x1F90C && cp <= 0x1F93A) ||
+ (cp >= 0x1F93C && cp <= 0x1F945) ||
+ (cp >= 0x1F947 && cp <= 0x1FFFD);
+
+ }
}
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