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Diffstat (limited to 'gnulib/tests/unistr/test-u8-mbsnlen.c')
m--------- | gnulib | 0 | ||||
-rw-r--r-- | gnulib/tests/unistr/test-u8-mbsnlen.c | 120 |
2 files changed, 120 insertions, 0 deletions
diff --git a/gnulib b/gnulib deleted file mode 160000 -Subproject 443bc5ffcf7429e557f4a371b0661abe98ddbc1 diff --git a/gnulib/tests/unistr/test-u8-mbsnlen.c b/gnulib/tests/unistr/test-u8-mbsnlen.c new file mode 100644 index 0000000..9f54f71 --- /dev/null +++ b/gnulib/tests/unistr/test-u8-mbsnlen.c @@ -0,0 +1,120 @@ +/* Test of u8_mbsnlen() function. + Copyright (C) 2010-2011 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>, 2010. */ + +#include <config.h> + +#include "unistr.h" + +#include "macros.h" + +int +main () +{ + /* 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 size_t expected[SIZEOF (input) + 1] = + { 0, + 1, 2, 3, 3, 4, 4, 5, 6, 7, 8, 9, 10, 11, + 12, 12, 13, 13, 14, 14, 15, 15, 16, 16, 17, 17, + 18, 18, 19, 19, 20, 20, 21, 21, 22, 22, 23, 23, + 24, 25, 26, 27, 28, 29, 30, 31, 31, 32, 33, 34, 35, 36, + 37, 38, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, + 50, 51, 52, 52, 52, 53, 53, 53, 54, 54, 54, 55, + 56, 56, 56, 57, 57, 57, 58, + 59, 59, 59, 60, 60, 60, 61 + }; + size_t n; + + for (n = 0; n <= SIZEOF (input); n++) + { + size_t len = u8_mbsnlen (input, n); + ASSERT (len == expected[n]); + } + } + + /* Test behaviour required by ISO 10646-1, sections R.7 and 2.3c, namely, + that a "malformed sequence" is interpreted in the same way as + "a character that is outside the adopted subset". + Reference: + Markus Kuhn: UTF-8 decoder capability and stress test + <http://www.cl.cam.ac.uk/~mgk25/ucs/examples/UTF-8-test.txt> + <http://www.w3.org/2001/06/utf-8-wrong/UTF-8-test.html> + */ + /* 3.1. Test that each unexpected continuation byte is signalled as a + malformed sequence of its own. */ + { + static const uint8_t input[] = { '"', 0x80, 0xBF, 0x80, 0xBF, '"' }; + ASSERT (u8_mbsnlen (input, 6) == 6); + } + /* 3.2. Lonely start characters. */ + { + ucs4_t c; + uint8_t input[2]; + + for (c = 0xC0; c <= 0xFF; c++) + { + input[0] = c; + input[1] = ' '; + + ASSERT (u8_mbsnlen (input, 2) == 2); + } + } + /* 3.3. Sequences with last continuation byte missing. */ + /* 3.3.1. 2-byte sequence with last byte missing. */ + { + static const uint8_t input[] = { '"', 0xC0, '"' }; + ASSERT (u8_mbsnlen (input, 3) == 3); + } + /* 3.3.6. 2-byte sequence with last byte missing. */ + { + static const uint8_t input[] = { '"', 0xDF, '"' }; + ASSERT (u8_mbsnlen (input, 3) == 3); + } + /* 3.3.2. 3-byte sequence with last byte missing. */ + { + static const uint8_t input[] = { '"', 0xE0, 0x80, '"' }; + ASSERT (u8_mbsnlen (input, 4) == 3); + } + /* 3.3.7. 3-byte sequence with last byte missing. */ + { + static const uint8_t input[] = { '"', 0xEF, 0xBF, '"' }; + ASSERT (u8_mbsnlen (input, 4) == 3); + } + /* 3.3.3. 4-byte sequence with last byte missing. */ + { + static const uint8_t input[] = { '"', 0xF0, 0x80, 0x80, '"' }; + ASSERT (u8_mbsnlen (input, 5) == 3); + } + /* 3.3.8. 4-byte sequence with last byte missing. */ + { + static const uint8_t input[] = { '"', 0xF7, 0xBF, 0xBF, '"' }; + ASSERT (u8_mbsnlen (input, 5) == 3); + } + + return 0; +} |