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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 16:11:47 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 16:11:47 +0000 |
commit | 758f820bcc0f68aeebac1717e537ca13a320b909 (patch) | |
tree | 48111ece75cf4f98316848b37a7e26356e00669e /gnulib-tests/test-readtokens.c | |
parent | Initial commit. (diff) | |
download | coreutils-758f820bcc0f68aeebac1717e537ca13a320b909.tar.xz coreutils-758f820bcc0f68aeebac1717e537ca13a320b909.zip |
Adding upstream version 9.1.upstream/9.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'gnulib-tests/test-readtokens.c')
-rw-r--r-- | gnulib-tests/test-readtokens.c | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/gnulib-tests/test-readtokens.c b/gnulib-tests/test-readtokens.c new file mode 100644 index 0000000..ad74574 --- /dev/null +++ b/gnulib-tests/test-readtokens.c @@ -0,0 +1,98 @@ +/* Test the readtokens module. + Copyright (C) 2012-2022 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 <https://www.gnu.org/licenses/>. */ + +#include <config.h> +#include <stdbool.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <fcntl.h> +#include <string.h> +#include <stdio.h> +#include <unistd.h> + +#include "readtokens.h" +#include "closeout.h" +#include "macros.h" + +static void +basic (void) +{ + char const *filename = "in.827"; + int fd = open (filename, O_CREAT | O_WRONLY, 0600); + ASSERT (fd >= 0); + ASSERT (write (fd, "a|b;c+d", 7) == 7); + ASSERT (close (fd) == 0); + + { + token_buffer tb; + FILE *fp = fopen (filename, "r"); + ASSERT (fp); + + init_tokenbuffer (&tb); + ASSERT (readtoken (fp, "|;", 2, &tb) == 1 && tb.buffer[0] == 'a'); + ASSERT (readtoken (fp, "|;", 2, &tb) == 1 && tb.buffer[0] == 'b'); + ASSERT (readtoken (fp, "+", 1, &tb) == 1 && tb.buffer[0] == 'c'); + ASSERT (readtoken (fp, "-", 1, &tb) == 1 && tb.buffer[0] == 'd'); + ASSERT (readtoken (fp, "%", 0, &tb) == (size_t) -1); + ASSERT ( ! ferror (fp)); + ASSERT (fclose (fp) == 0); + } +} + +int +main (int argc, char **argv) +{ + token_buffer tb; + char const *delim; + size_t delim_len; + + atexit (close_stdout); + + if (argc == 1) + { + basic (); + return 0; + } + + init_tokenbuffer (&tb); + + if (argc != 2) + return 99; + + delim = argv[1]; + delim_len = strlen (delim); + + if (STREQ (delim, "\\0")) + { + delim = ""; + delim_len = 1; + } + + while (1) + { + size_t token_length = readtoken (stdin, delim, delim_len, &tb); + if (token_length == (size_t) -1) + break; + fwrite (tb.buffer, 1, token_length, stdout); + putchar (':'); + } + putchar ('\n'); + free (tb.buffer); + + ASSERT ( ! ferror (stdin)); + + return 0; +} |