diff options
Diffstat (limited to 'fribidi-vs-unicode/test.c')
| -rw-r--r-- | fribidi-vs-unicode/test.c | 384 |
1 files changed, 384 insertions, 0 deletions
diff --git a/fribidi-vs-unicode/test.c b/fribidi-vs-unicode/test.c new file mode 100644 index 0000000..f377ca9 --- /dev/null +++ b/fribidi-vs-unicode/test.c @@ -0,0 +1,384 @@ +/* + * Copyright (C) 2009 Behdad Esfahbod + * + * This library 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 2.1 of the License, or (at your option) any later version. + * + * This library 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 library, in a file named COPYING; if not, write to the + * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA + */ + +#include <fribidi.h> +#include <glib.h> + +#include <string.h> +#include <stdlib.h> +#include <stdio.h> +#include <errno.h> +#include <ctype.h> + +static FriBidiCharType +parse_char_type (const char *s, int len) +{ +#define MATCH(name, value) \ + if (!strncmp (name, s, len) && name[len] == '\0') return value; + + MATCH ("L", FRIBIDI_TYPE_LTR); + MATCH ("R", FRIBIDI_TYPE_RTL); + MATCH ("AL", FRIBIDI_TYPE_AL); + MATCH ("EN", FRIBIDI_TYPE_EN); + MATCH ("AN", FRIBIDI_TYPE_AN); + MATCH ("ES", FRIBIDI_TYPE_ES); + MATCH ("ET", FRIBIDI_TYPE_ET); + MATCH ("CS", FRIBIDI_TYPE_CS); + MATCH ("NSM", FRIBIDI_TYPE_NSM); + MATCH ("BN", FRIBIDI_TYPE_BN); + MATCH ("B", FRIBIDI_TYPE_BS); + MATCH ("S", FRIBIDI_TYPE_SS); + MATCH ("WS", FRIBIDI_TYPE_WS); + MATCH ("ON", FRIBIDI_TYPE_ON); + MATCH ("LRE", FRIBIDI_TYPE_LRE); + MATCH ("RLE", FRIBIDI_TYPE_RLE); + MATCH ("LRO", FRIBIDI_TYPE_LRO); + MATCH ("RLO", FRIBIDI_TYPE_RLO); + MATCH ("PDF", FRIBIDI_TYPE_PDF); + MATCH ("LRI", FRIBIDI_TYPE_LRI); + MATCH ("RLI", FRIBIDI_TYPE_RLI); + MATCH ("FSI", FRIBIDI_TYPE_FSI); + MATCH ("PDI", FRIBIDI_TYPE_PDI); + + g_assert_not_reached (); +} + +static FriBidiLevel * +parse_levels_line (const char *line, + FriBidiLevel *len) +{ + GArray *levels; + + if (!strncmp (line, "@Levels:", 8)) + line += 8; + + levels = g_array_new (FALSE, FALSE, sizeof (FriBidiLevel)); + + while (*line) + { + FriBidiLevel l; + char *end; + + errno = 0; + l = strtol (line, &end, 10); + if (errno != EINVAL && line != end) + { + g_array_append_val (levels, l); + line = end; + continue; + } + + while (isspace (*line)) + line++; + + if (*line == 'x') + { + l = (FriBidiLevel) -1; + g_array_append_val (levels, l); + line++; + continue; + } + + if (!*line) + break; + + g_assert_not_reached (); + } + + *len = levels->len; + return (FriBidiLevel *) g_array_free (levels, FALSE); +} + +static FriBidiStrIndex * +parse_reorder_line (const char *line, + FriBidiStrIndex *len) +{ + GArray *map; + FriBidiStrIndex l; + char *end; + + if (!strncmp (line, "@Reorder:", 9)) + line += 9; + + map = g_array_new (FALSE, FALSE, sizeof (FriBidiStrIndex)); + + for(; errno = 0, l = strtol (line, &end, 10), line != end && errno != EINVAL; line = end) { + g_array_append_val (map, l); + } + + *len = map->len; + return (FriBidiStrIndex *) g_array_free (map, FALSE); +} + +static FriBidiCharType * +parse_test_line (const char *line, + FriBidiStrIndex *len, + int *base_dir_flags) +{ + GArray *types; + FriBidiCharType c; + const char *end; + + types = g_array_new (FALSE, FALSE, sizeof (FriBidiCharType)); + + for(;;) { + while (isspace (*line)) + line++; + end = line; + while (isalpha (*end)) + end++; + if (line == end) + break; + + c = parse_char_type (line, end - line); + g_array_append_val (types, c); + + line = end; + } + + if (*line == ';') + line++; + *base_dir_flags = strtol (line, NULL, 10); + + *len = types->len; + return (FriBidiCharType *) g_array_free (types, FALSE); +} + +int +main (int argc, char **argv) +{ + GIOChannel *channel; + GIOStatus status; + GError *error; + gchar *line = NULL; + gsize length, terminator_pos; + FriBidiStrIndex *expected_ltor = NULL; + FriBidiStrIndex expected_ltor_len = 0; + FriBidiStrIndex *ltor = NULL; + FriBidiStrIndex ltor_len = 0; + FriBidiCharType *types = NULL; + FriBidiStrIndex types_len = 0; + FriBidiLevel *expected_levels = NULL; + FriBidiStrIndex expected_levels_len = 0; + FriBidiLevel *levels = NULL; + FriBidiStrIndex levels_len = 0; + int base_dir_flags, base_dir_mode; + int numerrs = 0; + int numtests = 0; + int line_no = 0; + gboolean debug = FALSE; + const char *filename; + int next_arg; + + if (argc < 2) { + g_printerr ("usage: %s [--debug] test-file-name\n", argv[0]); + exit (1); + } + + next_arg = 1; + if (!strcmp (argv[next_arg], "--debug")) { + debug = TRUE; + next_arg++; + } + + filename = argv[next_arg++]; + + error = NULL; + channel = g_io_channel_new_file (filename, "r", &error); + if (!channel) { + g_printerr ("%s\n", error->message); + exit (1); + } + + while (TRUE) { + error = NULL; + g_free (line); + status = g_io_channel_read_line (channel, &line, &length, &terminator_pos, &error); + switch (status) { + case G_IO_STATUS_ERROR: + g_printerr ("%s\n", error->message); + exit (1); + + case G_IO_STATUS_EOF: + goto done; + + case G_IO_STATUS_AGAIN: + continue; + + case G_IO_STATUS_NORMAL: + line[terminator_pos] = '\0'; + break; + } + + line_no++; + + if (line[0] == '#' || line[0] == '\0') + continue; + + if (line[0] == '@') + { + if (!strncmp (line, "@Reorder:", 9)) { + g_free (expected_ltor); + expected_ltor = parse_reorder_line (line, &expected_ltor_len); + continue; + } + if (!strncmp (line, "@Levels:", 8)) { + g_free (expected_levels); + expected_levels = parse_levels_line (line, &expected_levels_len); + continue; + } + continue; + } + + /* Test line */ + g_free (types); + types = parse_test_line (line, &types_len, &base_dir_flags); + + g_free (levels); + levels = g_malloc (sizeof (FriBidiLevel) * types_len); + levels_len = types_len; + + g_free (ltor); + ltor = g_malloc (sizeof (FriBidiStrIndex) * types_len); + + /* Test it */ + for (base_dir_mode = 0; base_dir_mode < 3; base_dir_mode++) { + FriBidiParType base_dir; + int i, j; + gboolean matches; + + if ((base_dir_flags & (1<<base_dir_mode)) == 0) + continue; + + numtests++; + + switch (base_dir_mode) { + case 0: base_dir = FRIBIDI_PAR_ON; break; + case 1: base_dir = FRIBIDI_PAR_LTR; break; + case 2: base_dir = FRIBIDI_PAR_RTL; break; + } + + fribidi_get_par_embedding_levels (types, types_len, + &base_dir, + levels); + + for (i = 0; i < types_len; i++) + ltor[i] = i; + + fribidi_reorder_line (0 /*FRIBIDI_FLAG_REORDER_NSM*/, + types, types_len, + 0, base_dir, + levels, + NULL, + ltor); + + j = 0; + for (i = 0; i < types_len; i++) + if (!FRIBIDI_IS_EXPLICIT_OR_BN (types[ltor[i]])) + ltor[j++] = ltor[i]; + ltor_len = j; + + /* Compare */ + matches = TRUE; + if (levels_len != expected_levels_len) + matches = FALSE; + if (matches) + for (i = 0; i < levels_len; i++) + if (levels[i] != expected_levels[i] && + expected_levels[i] != (FriBidiLevel) -1) { + matches = FALSE; + break; + } + + if (ltor_len != expected_ltor_len) + matches = FALSE; + if (matches) + for (i = 0; i < ltor_len; i++) + if (ltor[i] != expected_ltor[i]) { + matches = FALSE; + break; + } + + if (!matches) + { + numerrs++; + + g_printerr ("failure on line %d\n", line_no); + g_printerr ("input is: %s\n", line); + g_printerr ("base dir: %s\n", base_dir_mode==0 ? "auto" + : base_dir_mode==1 ? "LTR" : "RTL"); + + g_printerr ("expected levels:"); + for (i = 0; i < expected_levels_len; i++) + if (expected_levels[i] == (FriBidiLevel) -1) + g_printerr (" x"); + else + g_printerr (" %d", expected_levels[i]); + g_printerr ("\n"); + g_printerr ("returned levels:"); + for (i = 0; i < levels_len; i++) + g_printerr (" %d", levels[i]); + g_printerr ("\n"); + + g_printerr ("expected order:"); + for (i = 0; i < expected_ltor_len; i++) + g_printerr (" %d", expected_ltor[i]); + g_printerr ("\n"); + g_printerr ("returned order:"); + for (i = 0; i < ltor_len; i++) + g_printerr (" %d", ltor[i]); + g_printerr ("\n"); + + if (debug) { + FriBidiParType base_dir; + + fribidi_set_debug (1); + + switch (base_dir_mode) { + case 0: base_dir = FRIBIDI_PAR_ON; break; + case 1: base_dir = FRIBIDI_PAR_LTR; break; + case 2: base_dir = FRIBIDI_PAR_RTL; break; + } + + fribidi_get_par_embedding_levels (types, types_len, + &base_dir, + levels); + + fribidi_set_debug (0); + } + + g_printerr ("\n"); + } + } + } + +done: + g_free (ltor); + g_free (levels); + g_free (expected_ltor); + g_free (types); + g_free (line); + g_io_channel_unref (channel); + if (error) + g_error_free (error); + + if (numerrs) + g_printerr ("%d errors out of %d total tests\n", numerrs, numtests); + return numerrs; +} |