diff options
Diffstat (limited to 'tools/regression/lib/libc/stdio/test-getdelim.c')
-rw-r--r-- | tools/regression/lib/libc/stdio/test-getdelim.c | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/tools/regression/lib/libc/stdio/test-getdelim.c b/tools/regression/lib/libc/stdio/test-getdelim.c deleted file mode 100644 index c68c21e..0000000 --- a/tools/regression/lib/libc/stdio/test-getdelim.c +++ /dev/null @@ -1,187 +0,0 @@ -/*- - * Copyright (c) 2009 David Schultz <das@FreeBSD.org> - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#define _WITH_GETLINE -#include <assert.h> -#include <errno.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -#define CHUNK_MAX 10 - -/* The assertions depend on this string. */ -char apothegm[] = "All work and no play\0 makes Jack a dull boy.\n"; - -/* - * This is a neurotic reader function designed to give getdelim() a - * hard time. It reads through the string `apothegm' and returns a - * random number of bytes up to the requested length. - */ -static int -_reader(void *cookie, char *buf, int len) -{ - size_t *offp = cookie; - size_t r; - - r = random() % CHUNK_MAX + 1; - if (len > r) - len = r; - if (len > sizeof(apothegm) - *offp) - len = sizeof(apothegm) - *offp; - memcpy(buf, apothegm + *offp, len); - *offp += len; - return (len); -} - -static FILE * -mkfilebuf(void) -{ - size_t *offp; - - offp = malloc(sizeof(*offp)); /* XXX leak */ - *offp = 0; - return (fropen(offp, _reader)); -} - -int -main(int argc, char *argv[]) -{ - FILE *fp; - char *line; - size_t linecap; - int i, n; - - srandom(0); - - printf("1..6\n"); - - /* - * Test multiple times with different buffer sizes - * and different _reader() return values. - */ - errno = 0; - for (i = 0; i < 8; i++) { - fp = mkfilebuf(); - linecap = i; - line = malloc(i); - /* First line: the full apothegm */ - assert(getline(&line, &linecap, fp) == sizeof(apothegm) - 1); - assert(memcmp(line, apothegm, sizeof(apothegm)) == 0); - assert(linecap >= sizeof(apothegm)); - /* Second line: the NUL terminator following the newline */ - assert(getline(&line, &linecap, fp) == 1); - assert(line[0] == '\0' && line[1] == '\0'); - /* Third line: EOF */ - line[0] = 'X'; - assert(getline(&line, &linecap, fp) == -1); - assert(line[0] == '\0'); - free(line); - line = NULL; - assert(feof(fp)); - assert(!ferror(fp)); - fclose(fp); - } - assert(errno == 0); - printf("ok 1 - getline basic\n"); - - /* Make sure read errors are handled properly. */ - linecap = 0; - errno = 0; - assert(getline(&line, &linecap, stdout) == -1); - assert(errno == EBADF); - errno = 0; - assert(getdelim(&line, &linecap, 'X', stdout) == -1); - assert(errno == EBADF); - assert(ferror(stdout)); - printf("ok 2 - stream error\n"); - - /* Make sure NULL linep or linecapp pointers are handled. */ - fp = mkfilebuf(); - assert(getline(NULL, &linecap, fp) == -1); - assert(errno == EINVAL); - assert(getline(&line, NULL, fp) == -1); - assert(errno == EINVAL); - assert(ferror(fp)); - fclose(fp); - printf("ok 3 - invalid params\n"); - - /* Make sure getline() allocates memory as needed if fp is at EOF. */ - errno = 0; - fp = mkfilebuf(); - while (!feof(fp)) /* advance to EOF; can't fseek this stream */ - getc(fp); - free(line); - line = NULL; - linecap = 0; - assert(getline(&line, &linecap, fp) == -1); - assert(line[0] == '\0'); - assert(linecap > 0); - assert(errno == 0); - assert(feof(fp)); - assert(!ferror(fp)); - fclose(fp); - printf("ok 4 - eof\n"); - - /* Make sure a NUL delimiter works. */ - fp = mkfilebuf(); - n = strlen(apothegm); - assert(getdelim(&line, &linecap, '\0', fp) == n + 1); - assert(strcmp(line, apothegm) == 0); - assert(line[n + 1] == '\0'); - assert(linecap > n + 1); - n = strlen(apothegm + n + 1); - assert(getdelim(&line, &linecap, '\0', fp) == n + 1); - assert(line[n + 1] == '\0'); - assert(linecap > n + 1); - assert(errno == 0); - assert(!ferror(fp)); - fclose(fp); - printf("ok 5 - nul\n"); - - /* Make sure NULL *linep and zero *linecapp are handled. */ - fp = mkfilebuf(); - free(line); - line = NULL; - linecap = 42; - assert(getline(&line, &linecap, fp) == sizeof(apothegm) - 1); - assert(memcmp(line, apothegm, sizeof(apothegm)) == 0); - fp = mkfilebuf(); - free(line); - line = malloc(100); - linecap = 0; - assert(getline(&line, &linecap, fp) == sizeof(apothegm) - 1); - assert(memcmp(line, apothegm, sizeof(apothegm)) == 0); - free(line); - assert(!ferror(fp)); - fclose(fp); - printf("ok 6 - empty/NULL initial buffer\n"); - - exit(0); -} |