--- /dev/null
+/* Test of case and normalization insensitive comparison of strings.
+ Copyright (C) 2009 Free Software Foundation, Inc.
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program 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 for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+/* Written by Bruno Haible <bruno@clisp.org>, 2009. */
+
+#include <config.h>
+
+#include "unicase.h"
+
+#include <locale.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#define SIZEOF(array) (sizeof (array) / sizeof (array[0]))
+#define ASSERT(expr) \
+ do \
+ { \
+ if (!(expr)) \
+ { \
+ fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
+ fflush (stderr); \
+ abort (); \
+ } \
+ } \
+ while (0)
+
+#define UNIT char
+#include "test-casecmp.h"
+#undef UNIT
+
+static void
+test_iso_8859_1 (int (*my_casecmp) (const char *, size_t, const char *, size_t, const char *, uninorm_t, int *))
+{
+ {
+ static const char input1[] = { 'H', 0xF6, 'h', 'l', 'e' };
+ static const char input2[] = { 'H', 0xD6, 'h', 'L', 'e' };
+ static const char input3[] = { 'H', 0xF6, 'h', 'l', 'e', 'n' };
+ static const char input4[] = { 'H', 0xD6, 'h', 'L', 'e', 'n' };
+ static const char input5[] = { 'H', 'u', 'r', 'z' };
+ int cmp;
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input2, SIZEOF (input2), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input2, SIZEOF (input2), input1, SIZEOF (input1), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input3, SIZEOF (input3), input4, SIZEOF (input4), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input4, SIZEOF (input4), input3, SIZEOF (input3), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input2, SIZEOF (input2), input3, SIZEOF (input3), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == -1);
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input4, SIZEOF (input4), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == -1);
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input5, SIZEOF (input5), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == -1);
+
+ ASSERT (my_casecmp (input2, SIZEOF (input2), input5, SIZEOF (input5), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == -1);
+ }
+
+ /* Uppercasing can increase the number of Unicode characters. */
+ { /* "heiß" */
+ static const char input1[] = { 0x68, 0x65, 0x69, 0xDF };
+ static const char input2[] = { 0x68, 0x65, 0x69, 0x73, 0x73 };
+ int cmp;
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input2, SIZEOF (input2), NULL, NULL, &cmp) == 0);
+ ASSERT (cmp == 0);
+ }
+}
+
+static void
+test_utf_8 (int (*my_casecmp) (const char *, size_t, const char *, size_t, const char *, uninorm_t, int *))
+{
+ /* Normalization effects. */
+ {
+ static const char input1[] = { 'H', 0xC3, 0xB6, 'h', 'l', 'e' };
+ static const char input2[] = { 'H', 'O', 0xCC, 0x88, 'h', 'L', 'e' };
+ static const char input3[] = { 'H', 0xC3, 0xB6, 'h', 'l', 'e', 'n' };
+ static const char input4[] = { 'H', 'O', 0xCC, 0x88, 'h', 'L', 'e', 'n' };
+ static const char input5[] = { 'H', 'u', 'r', 'z' };
+ int cmp;
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input2, SIZEOF (input2), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input2, SIZEOF (input2), input1, SIZEOF (input1), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input3, SIZEOF (input3), input4, SIZEOF (input4), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input4, SIZEOF (input4), input3, SIZEOF (input3), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input2, SIZEOF (input2), input3, SIZEOF (input3), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == -1);
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input4, SIZEOF (input4), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == -1);
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input5, SIZEOF (input5), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == -1);
+
+ ASSERT (my_casecmp (input2, SIZEOF (input2), input5, SIZEOF (input5), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == -1);
+ }
+ { /* LATIN CAPITAL LETTER A WITH DIAERESIS */
+ static const char input1[] = { 0xC3, 0x84 };
+ static const char input2[] = { 0x41, 0xCC, 0x88 };
+ int cmp;
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input2, SIZEOF (input2), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == 0);
+ }
+ { /* LATIN CAPITAL LETTER A WITH DIAERESIS AND MACRON */
+ static const char input1[] = { 0xC7, 0x9E };
+ static const char input2[] = { 0x41, 0xCC, 0x88, 0xCC, 0x84 };
+ int cmp;
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input2, SIZEOF (input2), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == 0);
+ }
+ { /* GREEK DIALYTIKA AND PERISPOMENI */
+ static const char input1[] = { 0xE1, 0xBF, 0x81 };
+ static const char input2[] = { 0xC2, 0xA8, 0xCD, 0x82 };
+ int cmp;
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input2, SIZEOF (input2), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == 0);
+ }
+ { /* HANGUL SYLLABLE GEUL */
+ static const char input1[] = { 0xEA, 0xB8, 0x80 };
+ static const char input2[] = { 0xEA, 0xB7, 0xB8, 0xE1, 0x86, 0xAF };
+ static const char input3[] = { 0xE1, 0x84, 0x80, 0xE1, 0x85, 0xB3, 0xE1, 0x86, 0xAF };
+ int cmp;
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input2, SIZEOF (input2), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input3, SIZEOF (input3), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == 0);
+ }
+ { /* HANGUL SYLLABLE GEU */
+ static const char input1[] = { 0xEA, 0xB7, 0xB8 };
+ static const char input2[] = { 0xE1, 0x84, 0x80, 0xE1, 0x85, 0xB3 };
+ int cmp;
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input2, SIZEOF (input2), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == 0);
+ }
+
+ /* Simple string. */
+ { /* "Grüß Gott. Здравствуйте! x=(-b±sqrt(b²-4ac))/(2a) 日本語,中文,한글" */
+ static const char input1[] =
+ { 'G', 'r', 0xC3, 0xBC, 0xC3, 0x9F, ' ', 'G', 'o', 't', 't', '.', ' ',
+ 0xD0, 0x97, 0xD0, 0xB4, 0xD1, 0x80, 0xD0, 0xB0, 0xD0, 0xB2, 0xD1, 0x81,
+ 0xD1, 0x82, 0xD0, 0xB2, 0xD1, 0x83, 0xD0, 0xB9, 0xD1, 0x82, 0xD0, 0xB5,
+ '!', ' ', 'x', '=', '(', '-', 'b', 0xC2, 0xB1, 's', 'q', 'r', 't', '(',
+ 'b', 0xC2, 0xB2, '-', '4', 'a', 'c', ')', ')', '/', '(', '2', 'a', ')',
+ ' ', ' ', 0xE6, 0x97, 0xA5, 0xE6, 0x9C, 0xAC, 0xE8, 0xAA, 0x9E, ',',
+ 0xE4, 0xB8, 0xAD, 0xE6, 0x96, 0x87, ',',
+ 0xED, 0x95, 0x9C, 0xEA, 0xB8, 0x80, '\n'
+ };
+ static const char input2[] =
+ { 'g', 'r', 0xC3, 0xBC, 0x73, 0x73, ' ', 'g', 'o', 't', 't', '.', ' ',
+ 0xD0, 0xB7, 0xD0, 0xB4, 0xD1, 0x80, 0xD0, 0xB0, 0xD0, 0xB2, 0xD1, 0x81,
+ 0xD1, 0x82, 0xD0, 0xB2, 0xD1, 0x83, 0xD0, 0xB9, 0xD1, 0x82, 0xD0, 0xB5,
+ '!', ' ', 'x', '=', '(', '-', 'b', 0xC2, 0xB1, 's', 'q', 'r', 't', '(',
+ 'b', 0xC2, 0xB2, '-', '4', 'a', 'c', ')', ')', '/', '(', '2', 'a', ')',
+ ' ', ' ', 0xE6, 0x97, 0xA5, 0xE6, 0x9C, 0xAC, 0xE8, 0xAA, 0x9E, ',',
+ 0xE4, 0xB8, 0xAD, 0xE6, 0x96, 0x87, ',',
+ 0xED, 0x95, 0x9C, 0xEA, 0xB8, 0x80, '\n'
+ };
+ static const char input3[] =
+ { 'G', 'R', 0xC3, 0x9C, 0x53, 0x53, ' ', 'G', 'O', 'T', 'T', '.', ' ',
+ 0xD0, 0x97, 0xD0, 0x94, 0xD0, 0xA0, 0xD0, 0x90, 0xD0, 0x92, 0xD0, 0xA1,
+ 0xD0, 0xA2, 0xD0, 0x92, 0xD0, 0xA3, 0xD0, 0x99, 0xD0, 0xA2, 0xD0, 0x95,
+ '!', ' ', 'X', '=', '(', '-', 'B', 0xC2, 0xB1, 'S', 'Q', 'R', 'T', '(',
+ 'B', 0xC2, 0xB2, '-', '4', 'A', 'C', ')', ')', '/', '(', '2', 'A', ')',
+ ' ', ' ', 0xE6, 0x97, 0xA5, 0xE6, 0x9C, 0xAC, 0xE8, 0xAA, 0x9E, ',',
+ 0xE4, 0xB8, 0xAD, 0xE6, 0x96, 0x87, ',',
+ 0xED, 0x95, 0x9C, 0xEA, 0xB8, 0x80, '\n'
+ };
+ int cmp;
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input2, SIZEOF (input2), NULL, NULL, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input2, SIZEOF (input2), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input3, SIZEOF (input3), NULL, NULL, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input3, SIZEOF (input3), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input2, SIZEOF (input2), input3, SIZEOF (input3), NULL, NULL, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input2, SIZEOF (input2), input3, SIZEOF (input3), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == 0);
+ }
+
+ /* Case mapping can increase the number of Unicode characters. */
+ { /* LATIN SMALL LETTER N PRECEDED BY APOSTROPHE */
+ static const char input1[] = { 0xC5, 0x89 };
+ static const char input2[] = { 0xCA, 0xBC, 0x6E };
+ static const char input3[] = { 0xCA, 0xBC, 0x4E };
+ int cmp;
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input2, SIZEOF (input2), NULL, NULL, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input2, SIZEOF (input2), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input3, SIZEOF (input3), NULL, NULL, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input3, SIZEOF (input3), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == 0);
+ }
+ { /* GREEK SMALL LETTER IOTA WITH DIALYTIKA AND TONOS */
+ static const char input1[] = { 0xCE, 0x90 };
+ static const char input2[] = { 0xCE, 0xB9, 0xCC, 0x88, 0xCC, 0x81 };
+ int cmp;
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input2, SIZEOF (input2), NULL, NULL, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input2, SIZEOF (input2), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == 0);
+ }
+
+ /* Turkish letters i İ ı I */
+ { /* LATIN CAPITAL LETTER I */
+ static const char input[] = { 0x49 };
+ static const char casefolded[] = { 0x69 };
+ static const char casefolded_tr[] = { 0xC4, 0xB1 };
+ int cmp;
+
+ ASSERT (my_casecmp (input, SIZEOF (input), casefolded, SIZEOF (casefolded), NULL, NULL, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input, SIZEOF (input), casefolded_tr, SIZEOF (casefolded_tr), "tr", NULL, &cmp) == 0);
+ ASSERT (cmp == 0);
+ }
+ { /* LATIN SMALL LETTER I */
+ static const char input[] = { 0x69 };
+ static const char casefolded[] = { 0x49 };
+ static const char casefolded_tr[] = { 0xC4, 0xB0 };
+ int cmp;
+
+ ASSERT (my_casecmp (input, SIZEOF (input), casefolded, SIZEOF (casefolded), NULL, NULL, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input, SIZEOF (input), casefolded_tr, SIZEOF (casefolded_tr), "tr", NULL, &cmp) == 0);
+ ASSERT (cmp == 0);
+ }
+ { /* LATIN CAPITAL LETTER I WITH DOT ABOVE */
+ static const char input[] = { 0xC4, 0xB0 };
+ static const char casefolded[] = { 0x69, 0xCC, 0x87 };
+ static const char casefolded_tr[] = { 0x69 };
+ int cmp;
+
+ ASSERT (my_casecmp (input, SIZEOF (input), casefolded, SIZEOF (casefolded), NULL, NULL, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input, SIZEOF (input), casefolded_tr, SIZEOF (casefolded_tr), "tr", NULL, &cmp) == 0);
+ ASSERT (cmp == 0);
+ }
+ { /* LATIN SMALL LETTER DOTLESS I */
+ static const char input[] = { 0xC4, 0xB1 };
+ static const char casefolded[] = { 0x49 };
+ int cmp;
+
+ ASSERT (my_casecmp (input, SIZEOF (input), casefolded, SIZEOF (casefolded), NULL, NULL, &cmp) == 0);
+ ASSERT (cmp == 1);
+
+ ASSERT (my_casecmp (input, SIZEOF (input), casefolded, SIZEOF (casefolded), "tr", NULL, &cmp) == 0);
+ ASSERT (cmp == 0);
+ }
+ { /* "topkapı" */
+ static const char input[] =
+ { 0x54, 0x4F, 0x50, 0x4B, 0x41, 0x50, 0x49 };
+ static const char casefolded[] =
+ { 0x74, 0x6F, 0x70, 0x6B, 0x61, 0x70, 0xC4, 0xB1 };
+ int cmp;
+
+ ASSERT (my_casecmp (input, SIZEOF (input), casefolded, SIZEOF (casefolded), NULL, NULL, &cmp) == 0);
+ ASSERT (cmp == -1);
+
+ ASSERT (my_casecmp (input, SIZEOF (input), casefolded, SIZEOF (casefolded), "tr", NULL, &cmp) == 0);
+ ASSERT (cmp == 0);
+ }
+
+ /* Uppercasing can increase the number of Unicode characters. */
+ { /* "heiß" */
+ static const char input1[] = { 0x68, 0x65, 0x69, 0xC3, 0x9F };
+ static const char input2[] = { 0x68, 0x65, 0x69, 0x73, 0x73 };
+ int cmp;
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input2, SIZEOF (input2), NULL, NULL, &cmp) == 0);
+ ASSERT (cmp == 0);
+ }
+
+ /* Case mappings for some characters can depend on the surrounding characters. */
+ { /* "περισσότερες πληροφορίες" */
+ static const char input1[] =
+ {
+ 0xCF, 0x80, 0xCE, 0xB5, 0xCF, 0x81, 0xCE, 0xB9, 0xCF, 0x83, 0xCF, 0x83,
+ 0xCF, 0x8C, 0xCF, 0x84, 0xCE, 0xB5, 0xCF, 0x81, 0xCE, 0xB5, 0xCF, 0x82,
+ ' ', 0xCF, 0x80, 0xCE, 0xBB, 0xCE, 0xB7, 0xCF, 0x81, 0xCE, 0xBF,
+ 0xCF, 0x86, 0xCE, 0xBF, 0xCF, 0x81, 0xCE, 0xAF, 0xCE, 0xB5, 0xCF, 0x82
+ };
+ static const char input2[] =
+ {
+ 0xCF, 0x80, 0xCE, 0xB5, 0xCF, 0x81, 0xCE, 0xB9, 0xCF, 0x83, 0xCF, 0x83,
+ 0xCF, 0x8C, 0xCF, 0x84, 0xCE, 0xB5, 0xCF, 0x81, 0xCE, 0xB5, 0xCF, 0x83,
+ ' ', 0xCF, 0x80, 0xCE, 0xBB, 0xCE, 0xB7, 0xCF, 0x81, 0xCE, 0xBF,
+ 0xCF, 0x86, 0xCE, 0xBF, 0xCF, 0x81, 0xCE, 0xAF, 0xCE, 0xB5, 0xCF, 0x83
+ };
+ static const char input3[] =
+ {
+ 0xCE, 0xA0, 0xCE, 0x95, 0xCE, 0xA1, 0xCE, 0x99, 0xCE, 0xA3, 0xCE, 0xA3,
+ 0xCE, 0x8C, 0xCE, 0xA4, 0xCE, 0x95, 0xCE, 0xA1, 0xCE, 0x95, 0xCE, 0xA3,
+ ' ', 0xCE, 0xA0, 0xCE, 0x9B, 0xCE, 0x97, 0xCE, 0xA1, 0xCE, 0x9F,
+ 0xCE, 0xA6, 0xCE, 0x9F, 0xCE, 0xA1, 0xCE, 0x8A, 0xCE, 0x95, 0xCE, 0xA3
+ };
+ int cmp;
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input2, SIZEOF (input2), NULL, NULL, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input1, SIZEOF (input1), input3, SIZEOF (input3), NULL, NULL, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input2, SIZEOF (input2), input3, SIZEOF (input3), NULL, NULL, &cmp) == 0);
+ ASSERT (cmp == 0);
+ }
+
+ /* Case mapping can require subsequent normalization. */
+ { /* LATIN SMALL LETTER J WITH CARON, COMBINING DOT BELOW */
+ static const char input[] = { 0xC7, 0xB0, 0xCC, 0xA3 };
+ static const char casefolded[] = { 0x6A, 0xCC, 0x8C, 0xCC, 0xA3 };
+ static const char casefolded_decomposed[] = { 0x6A, 0xCC, 0xA3, 0xCC, 0x8C };
+ int cmp;
+
+ ASSERT (my_casecmp (input, SIZEOF (input), casefolded, SIZEOF (casefolded), NULL, NULL, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input, SIZEOF (input), casefolded_decomposed, SIZEOF (casefolded_decomposed), NULL, NULL, &cmp) == 0);
+ ASSERT (cmp != 0);
+
+ ASSERT (my_casecmp (input, SIZEOF (input), casefolded, SIZEOF (casefolded), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == 0);
+
+ ASSERT (my_casecmp (input, SIZEOF (input), casefolded_decomposed, SIZEOF (casefolded_decomposed), NULL, UNINORM_NFD, &cmp) == 0);
+ ASSERT (cmp == 0);
+ }
+}
+
+int
+main (int argc, char *argv[])
+{
+ /* configure should already have checked that the locale is supported. */
+ if (setlocale (LC_ALL, "") == NULL)
+ return 1;
+
+ test_ascii (ulc_casecmp, UNINORM_NFD);
+
+ if (argc > 1)
+ switch (argv[1][0])
+ {
+ case '1':
+ /* Locale encoding is ISO-8859-1 or ISO-8859-15. */
+ test_iso_8859_1 (ulc_casecmp);
+ return 0;
+
+ case '2':
+ /* Locale encoding is UTF-8. */
+ test_utf_8 (ulc_casecmp);
+ return 0;
+ }
+
+ return 1;
+}
projects / gnulib.git / blobdiff