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Diffstat (limited to 'tests/unicase/test-u8-tolower.c')
-rw-r--r-- | tests/unicase/test-u8-tolower.c | 257 |
1 files changed, 257 insertions, 0 deletions
diff --git a/tests/unicase/test-u8-tolower.c b/tests/unicase/test-u8-tolower.c new file mode 100644 index 0000000..6c0a5df --- /dev/null +++ b/tests/unicase/test-u8-tolower.c @@ -0,0 +1,257 @@ +/* Test of lowercase mapping for UTF-8 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 uint8_t *input, size_t input_length, + const char *iso639_language, uninorm_t nf, + const uint8_t *expected, size_t expected_length) +{ + size_t length; + uint8_t *result; + + /* Test return conventions with resultbuf == NULL. */ + result = u8_tolower (input, input_length, iso639_language, nf, NULL, &length); + if (!(result != NULL)) + return 1; + if (!(length == expected_length)) + return 2; + if (!(u8_cmp (result, expected, expected_length) == 0)) + return 3; + free (result); + + /* Test return conventions with resultbuf too small. */ + if (expected_length > 0) + { + uint8_t *preallocated; + + length = expected_length - 1; + preallocated = (uint8_t *) malloc (length * sizeof (uint8_t)); + result = u8_tolower (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 (!(u8_cmp (result, expected, expected_length) == 0)) + return 7; + free (result); + free (preallocated); + } + + /* Test return conventions with resultbuf large enough. */ + { + uint8_t *preallocated; + + length = expected_length; + preallocated = (uint8_t *) malloc (length * sizeof (uint8_t)); + result = u8_tolower (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 (!(u8_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 uint8_t input[] = + { '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 uint8_t casemapped[] = + { 'g', 'r', 0xC3, 0xBC, 0xC3, 0x9F, ' ', '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' + }; + ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0); + } + + /* Turkish letters i İ ı I */ + { /* LATIN CAPITAL LETTER I */ + static const uint8_t input[] = { 0x49 }; + static const uint8_t casemapped[] = { 0x69 }; + static const uint8_t casemapped_tr[] = { 0xC4, 0xB1 }; + 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 SMALL LETTER I */ + static const uint8_t input[] = { 0x69 }; + static const uint8_t casemapped[] = { 0x69 }; + ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0); + ASSERT (check (input, SIZEOF (input), "tr", NULL, casemapped, SIZEOF (casemapped)) == 0); + } + { /* LATIN CAPITAL LETTER I WITH DOT ABOVE */ + static const uint8_t input[] = { 0xC4, 0xB0 }; + static const uint8_t casemapped[] = { 0x69, 0xCC, 0x87 }; + static const uint8_t casemapped_tr[] = { 0x69 }; + 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 SMALL LETTER DOTLESS I */ + static const uint8_t input[] = { 0xC4, 0xB1}; + static const uint8_t casemapped[] = { 0xC4, 0xB1 }; + ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0); + ASSERT (check (input, SIZEOF (input), "tr", NULL, casemapped, SIZEOF (casemapped)) == 0); + } + { /* "TOPKAPI" */ + static const uint8_t input[] = + { 0x54, 0x4F, 0x50, 0x4B, 0x41, 0x50, 0x49 }; + static const uint8_t casemapped[] = + { 0x74, 0x6F, 0x70, 0x6B, 0x61, 0x70, 0xC4, 0xB1 }; + ASSERT (check (input, SIZEOF (input), "tr", NULL, casemapped, SIZEOF (casemapped)) == 0); + } + + /* Uppercasing can increase the number of Unicode characters. */ + { /* "HEIß" */ + static const uint8_t input[] = { 0x48, 0x45, 0x49, 0xC3, 0x9F }; + static const uint8_t casemapped[] = { 0x68, 0x65, 0x69, 0xC3, 0x9F }; + 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 uint8_t input[] = + { + 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 + }; + static const uint8_t casemapped[] = + { + 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 + }; + ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0); + } + { /* "Σ" -> "σ" */ + static const uint8_t input[] = { 0xCE, 0xA3 }; + static const uint8_t casemapped[] = { 0xCF, 0x83 }; + ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0); + } + { /* "ΑΣ" -> "ας" */ + static const uint8_t input[] = { 0xCE, 0x91, 0xCE, 0xA3 }; + static const uint8_t casemapped[] = { 0xCE, 0xB1, 0xCF, 0x82 }; + ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0); + } + /* It's a final sigma only if not followed by a case-ignorable sequence and + then a cased letter. Note that U+0345 and U+037A are simultaneously + case-ignorable and cased (which is a bit paradoxical). */ + { /* "ΑΣΑ" -> "ασα" */ + static const uint8_t input[] = { 0xCE, 0x91, 0xCE, 0xA3, 0xCE, 0x91 }; + static const uint8_t casemapped[] = { 0xCE, 0xB1, 0xCF, 0x83, 0xCE, 0xB1 }; + ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0); + } + { /* "ΑΣ:" -> "ας:" */ + static const uint8_t input[] = { 0xCE, 0x91, 0xCE, 0xA3, 0x3A }; + static const uint8_t casemapped[] = { 0xCE, 0xB1, 0xCF, 0x82, 0x3A }; + ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0); + } + { /* "ΑΣ:Α" -> "ασ:α" */ + static const uint8_t input[] = { 0xCE, 0x91, 0xCE, 0xA3, 0x3A, 0xCE, 0x91 }; + static const uint8_t casemapped[] = { 0xCE, 0xB1, 0xCF, 0x83, 0x3A, 0xCE, 0xB1 }; + ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0); + } + { /* "ΑΣ:ͺ" -> "ασ:ͺ" */ + static const uint8_t input[] = { 0xCE, 0x91, 0xCE, 0xA3, 0x3A, 0xCD, 0xBA }; + static const uint8_t casemapped[] = { 0xCE, 0xB1, 0xCF, 0x83, 0x3A, 0xCD, 0xBA }; + ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0); + } + { /* "ΑΣ:ͺ " -> "ασ:ͺ " */ + static const uint8_t input[] = { 0xCE, 0x91, 0xCE, 0xA3, 0x3A, 0xCD, 0xBA, 0x20 }; + static const uint8_t casemapped[] = { 0xCE, 0xB1, 0xCF, 0x83, 0x3A, 0xCD, 0xBA, 0x20 }; + ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0); + } + /* It's a final sigma only if preceded by a case-ignorable sequence and + a cased letter before it. Note that U+0345 and U+037A are simultaneously + case-ignorable and cased (which is a bit paradoxical). */ + { /* ":Σ" -> ":σ" */ + static const uint8_t input[] = { 0x3A, 0xCE, 0xA3 }; + static const uint8_t casemapped[] = { 0x3A, 0xCF, 0x83 }; + ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0); + } + { /* "Α:Σ" -> "α:ς" */ + static const uint8_t input[] = { 0xCE, 0x91, 0x3A, 0xCE, 0xA3 }; + static const uint8_t casemapped[] = { 0xCE, 0xB1, 0x3A, 0xCF, 0x82 }; + ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0); + } + { /* "ͺ:Σ" -> "ͺ:ς" */ + static const uint8_t input[] = { 0xCD, 0xBA, 0x3A, 0xCE, 0xA3 }; + static const uint8_t casemapped[] = { 0xCD, 0xBA, 0x3A, 0xCF, 0x82 }; + ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0); + } + { /* " ͺ:Σ" -> " ͺ:ς" */ + static const uint8_t input[] = { 0x20, 0xCD, 0xBA, 0x3A, 0xCE, 0xA3 }; + static const uint8_t casemapped[] = { 0x20, 0xCD, 0xBA, 0x3A, 0xCF, 0x82 }; + ASSERT (check (input, SIZEOF (input), NULL, NULL, casemapped, SIZEOF (casemapped)) == 0); + } + + return 0; +} |