diff options
author | Andreas Rottmann <a.rottmann@gmx.at> | 2009-09-14 12:32:44 +0200 |
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committer | Andreas Rottmann <a.rottmann@gmx.at> | 2009-09-14 12:32:44 +0200 |
commit | fa095a4504cbe668e4244547e2c141597bea4ecf (patch) | |
tree | 06135820a286ffec47804e75fbf8a147e92acd2e /tests/uniwidth/test-uc_width2.c |
Imported Upstream version 0.9.1upstream/0.9.1
Diffstat (limited to 'tests/uniwidth/test-uc_width2.c')
-rw-r--r-- | tests/uniwidth/test-uc_width2.c | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/tests/uniwidth/test-uc_width2.c b/tests/uniwidth/test-uc_width2.c new file mode 100644 index 0000000..2bf143c --- /dev/null +++ b/tests/uniwidth/test-uc_width2.c @@ -0,0 +1,97 @@ +/* Test of uc_width() function. + Copyright (C) 2007-2008 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>, 2008. */ + +#include <config.h> + +#include "uniwidth.h" + +#include <stdio.h> +#include <stdlib.h> + +#define ASSERT(expr) \ + do \ + { \ + if (!(expr)) \ + { \ + fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \ + fflush (stderr); \ + abort (); \ + } \ + } \ + while (0) + +/* One of 0, '0', '1', 'A', '2'. */ +static char current_width; +/* The interval for which the current_width holds. */ +static ucs4_t current_start; +static ucs4_t current_end; + +static void +finish_interval (void) +{ + if (current_width != 0) + { + if (current_start == current_end) + printf ("%04X\t\t%c\n", (unsigned) current_start, current_width); + else + printf ("%04X..%04X\t%c\n", (unsigned) current_start, + (unsigned) current_end, current_width); + current_width = 0; + } +} + +static void +add_to_interval (ucs4_t uc, char width) +{ + if (current_width == width && uc == current_end + 1) + current_end = uc; + else + { + finish_interval (); + current_width = width; + current_start = current_end = uc; + } +} + +int +main () +{ + ucs4_t uc; + + for (uc = 0; uc < 0x110000; uc++) + { + int w1 = uc_width (uc, "UTF-8"); + int w2 = uc_width (uc, "GBK"); + char width = + (w1 == 0 && w2 == 0 ? '0' : + w1 == 1 && w2 == 1 ? '1' : + w1 == 1 && w2 == 2 ? 'A' : + w1 == 2 && w2 == 2 ? '2' : + 0); + if (width == 0) + { + /* uc must be a control character. */ + ASSERT (w1 < 0 && w2 < 0); + } + else + add_to_interval (uc, width); + } + finish_interval (); + + return 0; +} |