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authorAndreas Rottmann <a.rottmann@gmx.at>2009-09-14 12:32:44 +0200
committerAndreas Rottmann <a.rottmann@gmx.at>2009-09-14 12:32:44 +0200
commitfa095a4504cbe668e4244547e2c141597bea4ecf (patch)
tree06135820a286ffec47804e75fbf8a147e92acd2e /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.c97
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 00000000..2bf143c2
--- /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;
+}