diff options
Diffstat (limited to 'tests/unigbrk/test-uc-is-grapheme-break.c')
| -rw-r--r-- | tests/unigbrk/test-uc-is-grapheme-break.c | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/tests/unigbrk/test-uc-is-grapheme-break.c b/tests/unigbrk/test-uc-is-grapheme-break.c new file mode 100644 index 00000000..8a9ac599 --- /dev/null +++ b/tests/unigbrk/test-uc-is-grapheme-break.c @@ -0,0 +1,158 @@ +/* Grapheme cluster break function test. + Copyright (C) 2010-2015 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify it + under the terms of the GNU Lesser 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +/* Written by Ben Pfaff <blp@cs.stanford.edu>, 2010. */ + +#include <config.h> + +/* Specification. */ +#include <unigbrk.h> + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +const char * +graphemebreakproperty_to_string (int gbp) +{ + printf ("%d\n", gbp); + switch (gbp) + { +#define CASE(VALUE) case GBP_##VALUE: return #VALUE; + CASE(OTHER) + CASE(CR) + CASE(LF) + CASE(CONTROL) + CASE(EXTEND) + CASE(PREPEND) + CASE(SPACINGMARK) + CASE(L) + CASE(V) + CASE(T) + CASE(LV) + CASE(LVT) + CASE(RI) + } + abort (); +} + +int +main (int argc, char *argv[]) +{ + const char *filename; + char line[1024]; + int exit_code; + FILE *stream; + int lineno; + + if (argc != 2) + { + fprintf (stderr, "usage: %s FILENAME\n" + "where FILENAME is the location of the GraphemeBreakTest.txt\n" + "test file.\n", argv[0]); + exit (1); + } + + filename = argv[1]; + stream = fopen (filename, "r"); + if (stream == NULL) + { + fprintf (stderr, "error during fopen of '%s'\n", filename); + exit (1); + } + + exit_code = 0; + lineno = 0; + while (fgets (line, sizeof line, stream)) + { + char *comment; + const char *p; + ucs4_t prev; + + lineno++; + + comment = strchr (line, '#'); + if (comment != NULL) + *comment = '\0'; + if (line[strspn (line, " \t\r\n")] == '\0') + continue; + + prev = 0; + p = line; + do + { + bool should_break; + ucs4_t next; + + p += strspn (p, " \t\r\n"); + if (!strncmp (p, "\303\267" /* ÷ */, 2)) + { + should_break = true; + p += 2; + } + else if (!strncmp (p, "\303\227" /* × */, 2)) + { + should_break = false; + p += 2; + } + else + { + fprintf (stderr, "%s:%d.%d: syntax error expecting '÷' or '×'\n", + filename, lineno, (int) (p - line + 1)); + exit (1); + } + + p += strspn (p, " \t\r\n"); + if (*p == '\0') + next = 0; + else + { + unsigned int next_int; + int n; + + if (sscanf (p, "%x%n", &next_int, &n) != 1) + { + fprintf (stderr, "%s:%d.%d: syntax error at '%s' " + "expecting hexadecimal Unicode code point number\n", + filename, lineno, (int) (p - line + 1), p); + exit (1); + } + p += n; + + next = next_int; + } + + if (uc_is_grapheme_break (prev, next) != should_break) + { + int prev_gbp = uc_graphemeclusterbreak_property (prev); + int next_gbp = uc_graphemeclusterbreak_property (next); + fprintf (stderr, "%s:%d: should %s U+%04X (%s) and " + "U+%04X (%s)\n", + filename, lineno, + should_break ? "break" : "join", + prev, graphemebreakproperty_to_string (prev_gbp), + next, graphemebreakproperty_to_string (next_gbp)); + exit_code = 1; + } + + p += strspn (p, " \t\r\n"); + prev = next; + } + while (*p != '\0'); + } + + return exit_code; +} |