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-rw-r--r--tests/unicase/test-u32-totitle.c211
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diff --git a/tests/unicase/test-u32-totitle.c b/tests/unicase/test-u32-totitle.c
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+/* Test of titlecase mapping for UTF-32 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 <stdio.h>
+#include <stdlib.h>
+
+#include "unistr.h"
+#include "uninorm.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)
+
+static int
+check (const uint32_t *input, size_t input_length,
+ const char *iso639_language, uninorm_t nf,
+ const uint32_t *expected, size_t expected_length)
+{
+ size_t length;
+ uint32_t *result;
+
+ /* Test return conventions with resultbuf == NULL. */
+ result = u32_totitle (input, input_length, iso639_language, nf, NULL, &length);
+ if (!(result != NULL))
+ return 1;
+ if (!(length == expected_length))
+ return 2;
+ if (!(u32_cmp (result, expected, expected_length) == 0))
+ return 3;
+ free (result);
+
+ /* Test return conventions with resultbuf too small. */
+ if (expected_length > 0)
+ {
+ uint32_t *preallocated;
+
+ length = expected_length - 1;
+ preallocated = (uint32_t *) malloc (length * sizeof (uint32_t));
+ result = u32_totitle (input, input_length, iso639_language, nf, preallocated, &length);
+ if (!(result != NULL))
+ return 4;
+ if (!(result != preallocated))
+ return 5;
+ if (!(length == expected_length))
+ return 6;
+ if (!(u32_cmp (result, expected, expected_length) == 0))
+ return 7;
+ free (result);
+ free (preallocated);
+ }
+
+ /* Test return conventions with resultbuf large enough. */
+ {
+ uint32_t *preallocated;
+
+ length = expected_length;
+ preallocated = (uint32_t *) malloc (length * sizeof (uint32_t));
+ result = u32_totitle (input, input_length, iso639_language, nf, preallocated, &length);
+ if (!(result != NULL))
+ return 8;
+ if (!(preallocated == NULL || result == preallocated))
+ return 9;
+ if (!(length == expected_length))
+ return 10;
+ if (!(u32_cmp (result, expected, expected_length) == 0))
+ return 11;
+ free (preallocated);
+ }
+
+ return 0;
+}
+
+int
+main ()
+{
+ { /* Empty string. */
+ ASSERT (check (NULL, 0, NULL, NULL, NULL, 0) == 0);
+ ASSERT (check (NULL, 0, NULL, UNINORM_NFC, NULL, 0) == 0);
+ }
+
+ /* Simple string. */
+ { /* "GRÜß GOTT. ЗДРАВСТВУЙТЕ! X=(-B±SQRT(B²-4AC))/(2A) 日本語,中文,한글" */
+ static const uint32_t input[] =
+ { 'G', 'R', 0x00DC, 0x00DF, ' ', 'G', 'O', 'T', 'T', '.', ' ',
+ 0x0417, 0x0414, 0x0420, 0x0410, 0x0412, 0x0421, 0x0422, 0x0412, 0x0423,
+ 0x0419, 0x0422, 0x0415, '!', ' ',
+ 'X', '=', '(', '-', 'B', 0x00B1, 'S', 'Q', 'R', 'T', '(', 'B', 0x00B2,
+ '-', '4', 'A', 'C', ')', ')', '/', '(', '2', 'A', ')', ' ', ' ',
+ 0x65E5, 0x672C, 0x8A9E, ',', 0x4E2D, 0x6587, ',', 0xD55C, 0xAE00, '\n'
+ };
+ static const uint32_t casemapped[] =
+ { 'G', 'r', 0x00FC, 0x00DF, ' ', 'G', 'o', 't', 't', '.', ' ',
+ 0x0417, 0x0434, 0x0440, 0x0430, 0x0432, 0x0441, 0x0442, 0x0432, 0x0443,
+ 0x0439, 0x0442, 0x0435, '!', ' ',
+ 'X', '=', '(', '-', 'B', 0x00B1, 'S', 'q', 'r', 't', '(', 'B', 0x00B2,
+ '-', '4', 'A', 'c', ')', ')', '/', '(', '2', 'A', ')', ' ', ' ',
+ 0x65E5, 0x672C, 0x8A9E, ',', 0x4E2D, 0x6587, ',', 0xD55C, 0xAE00, '\n'
+ };
+ ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0);
+ }
+
+ /* Case mapping can increase the number of Unicode characters. */
+ { /* LATIN SMALL LETTER N PRECEDED BY APOSTROPHE */
+ static const uint32_t input[] = { 0x0149 };
+ static const uint32_t casemapped[] = { 0x02BC, 0x004E };
+ ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0);
+ }
+ { /* GREEK SMALL LETTER IOTA WITH DIALYTIKA AND TONOS */
+ static const uint32_t input[] = { 0x0390 };
+ static const uint32_t casemapped[] = { 0x0399, 0x0308, 0x0301 };
+ ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0);
+ }
+
+ /* Turkish letters i İ ı I */
+ { /* LATIN CAPITAL LETTER I */
+ static const uint32_t input[] = { 0x0049 };
+ static const uint32_t casemapped[] = { 0x0049 };
+ ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0);
+ ASSERT (check (input, SIZEOF (input), "tr", NULL, casemapped, SIZEOF (casemapped)) == 0);
+ }
+ { /* LATIN SMALL LETTER I */
+ static const uint32_t input[] = { 0x0069 };
+ static const uint32_t casemapped[] = { 0x0049 };
+ static const uint32_t casemapped_tr[] = { 0x0130 };
+ ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0);
+ ASSERT (check (input, SIZEOF (input), "tr", NULL, casemapped_tr, SIZEOF (casemapped_tr)) == 0);
+ }
+ { /* LATIN CAPITAL LETTER I WITH DOT ABOVE */
+ static const uint32_t input[] = { 0x0130 };
+ static const uint32_t casemapped[] = { 0x0130 };
+ ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0);
+ ASSERT (check (input, SIZEOF (input), "tr", NULL, casemapped, SIZEOF (casemapped)) == 0);
+ }
+ { /* LATIN SMALL LETTER DOTLESS I */
+ static const uint32_t input[] = { 0x0131 };
+ static const uint32_t casemapped[] = { 0x0049 };
+ ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0);
+ ASSERT (check (input, SIZEOF (input), "tr", NULL, casemapped, SIZEOF (casemapped)) == 0);
+ }
+ { /* "topkapı" */
+ static const uint32_t input[] =
+ { 0x0074, 0x006F, 0x0070, 0x006B, 0x0061, 0x0070, 0x0131 };
+ static const uint32_t casemapped[] =
+ { 0x0054, 0x006F, 0x0070, 0x006B, 0x0061, 0x0070, 0x0131 };
+ ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0);
+ ASSERT (check (input, SIZEOF (input), "tr", NULL, casemapped, SIZEOF (casemapped)) == 0);
+ }
+
+ /* Uppercasing can increase the number of Unicode characters. */
+ { /* "heiß" */
+ static const uint32_t input[] = { 0x0068, 0x0065, 0x0069, 0x00DF };
+ static const uint32_t casemapped[] = { 0x0048, 0x0065, 0x0069, 0x00DF };
+ ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0);
+ }
+
+ /* Case mappings for some characters can depend on the surrounding characters. */
+ { /* "περισσότερες πληροφορίες" */
+ static const uint32_t input[] =
+ {
+ 0x03C0, 0x03B5, 0x03C1, 0x03B9, 0x03C3, 0x03C3, 0x03CC, 0x03C4,
+ 0x03B5, 0x03C1, 0x03B5, 0x03C2, 0x0020, 0x03C0, 0x03BB, 0x03B7,
+ 0x03C1, 0x03BF, 0x03C6, 0x03BF, 0x03C1, 0x03AF, 0x03B5, 0x03C2
+ };
+ static const uint32_t casemapped[] =
+ {
+ 0x03A0, 0x03B5, 0x03C1, 0x03B9, 0x03C3, 0x03C3, 0x03CC, 0x03C4,
+ 0x03B5, 0x03C1, 0x03B5, 0x03C2, 0x0020, 0x03A0, 0x03BB, 0x03B7,
+ 0x03C1, 0x03BF, 0x03C6, 0x03BF, 0x03C1, 0x03AF, 0x03B5, 0x03C2
+ };
+ ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0);
+ }
+
+ /* Case mapping can require subsequent normalization. */
+ { /* LATIN SMALL LETTER J WITH CARON, COMBINING DOT BELOW */
+ static const uint32_t input[] = { 0x01F0, 0x0323 };
+ static const uint32_t casemapped[] = { 0x004A, 0x030C, 0x0323 };
+ static const uint32_t casemapped_normalized[] = { 0x004A, 0x0323, 0x030C };
+ ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0);
+ ASSERT (check (input, SIZEOF (input), NULL, UNINORM_NFC, casemapped_normalized, SIZEOF (casemapped_normalized)) == 0);
+ }
+
+ return 0;
+}
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