diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/regression/lib/libc/stdio/Makefile | 1 | ||||
| -rw-r--r-- | tools/regression/lib/libc/stdio/test-fmemopen.c | 299 |
2 files changed, 0 insertions, 300 deletions
diff --git a/tools/regression/lib/libc/stdio/Makefile b/tools/regression/lib/libc/stdio/Makefile index d0f8c26..276adcb 100644 --- a/tools/regression/lib/libc/stdio/Makefile +++ b/tools/regression/lib/libc/stdio/Makefile @@ -1,7 +1,6 @@ # $FreeBSD$ TESTS= test-fdopen \ - test-fmemopen \ test-fopen \ test-freopen \ test-getdelim \ diff --git a/tools/regression/lib/libc/stdio/test-fmemopen.c b/tools/regression/lib/libc/stdio/test-fmemopen.c deleted file mode 100644 index 9f63664..0000000 --- a/tools/regression/lib/libc/stdio/test-fmemopen.c +++ /dev/null @@ -1,299 +0,0 @@ -/*- -Copyright (C) 2013 Pietro Cerutti <gahr@FreeBSD.org> - -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 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 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. -*/ - -/* - * Test basic FILE * functions (fread, fwrite, fseek, fclose) against - * a FILE * retrieved using fmemopen() - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include <assert.h> -#include <errno.h> -#include <stdio.h> -#include <string.h> -#include <strings.h> - -void -test_preexisting() -{ - /* - * Use a pre-existing buffer. - */ - - char buf[512]; - char buf2[512]; - char str[] = "Test writing some stuff"; - char str2[] = "AAAAAAAAA"; - char str3[] = "AAAA writing some stuff"; - FILE *fp; - size_t nofw, nofr; - int rc; - - /* Open a FILE * using fmemopen. */ - fp = fmemopen(buf, sizeof(buf), "w"); - assert(fp != NULL); - - /* Write to the buffer. */ - nofw = fwrite(str, 1, sizeof(str), fp); - assert(nofw == sizeof(str)); - - /* Close the FILE *. */ - rc = fclose(fp); - assert(rc == 0); - - /* Re-open the FILE * to read back the data. */ - fp = fmemopen(buf, sizeof(buf), "r"); - assert(fp != NULL); - - /* Read from the buffer. */ - bzero(buf2, sizeof(buf2)); - nofr = fread(buf2, 1, sizeof(buf2), fp); - assert(nofr == sizeof(buf2)); - - /* - * Since a write on a FILE * retrieved by fmemopen - * will add a '\0' (if there's space), we can check - * the strings for equality. - */ - assert(strcmp(str, buf2) == 0); - - /* Close the FILE *. */ - rc = fclose(fp); - assert(rc == 0); - - /* Now open a FILE * on the first 4 bytes of the string. */ - fp = fmemopen(str, 4, "w"); - assert(fp != NULL); - - /* - * Try to write more bytes than we shoud, we'll get a short count (4). - */ - nofw = fwrite(str2, 1, sizeof(str2), fp); - assert(nofw == 4); - - /* Close the FILE *. */ - rc = fclose(fp); - - /* Check that the string was not modified after the first 4 bytes. */ - assert(strcmp(str, str3) == 0); -} - -void -test_autoalloc() -{ - /* - * Let fmemopen allocate the buffer. - */ - - char str[] = "A quick test"; - FILE *fp; - long pos; - size_t nofw, nofr, i; - int rc; - - /* Open a FILE * using fmemopen. */ - fp = fmemopen(NULL, 512, "w+"); - assert(fp != NULL); - - /* fill the buffer */ - for (i = 0; i < 512; i++) { - nofw = fwrite("a", 1, 1, fp); - assert(nofw == 1); - } - - /* Get the current position into the stream. */ - pos = ftell(fp); - assert(pos == 512); - - /* - * Try to write past the end, we should get a short object count (0) - */ - nofw = fwrite("a", 1, 1, fp); - assert(nofw == 0); - - /* Close the FILE *. */ - rc = fclose(fp); - assert(rc == 0); - - /* Open a FILE * using a wrong mode */ - fp = fmemopen(NULL, 512, "r"); - assert(fp == NULL); - - fp = fmemopen(NULL, 512, "w"); - assert(fp == NULL); -} - -void -test_data_length() -{ - /* - * Here we test that a read operation doesn't go past the end of the - * data actually written, and that a SEEK_END seeks from the end of the - * data, not of the whole buffer. - */ - FILE *fp; - char buf[512] = {'\0'}; - char str[] = "Test data length. "; - char str2[] = "Do we have two sentences?"; - char str3[sizeof(str) + sizeof(str2) -1]; - long pos; - size_t nofw, nofr; - int rc; - - /* Open a FILE * for updating our buffer. */ - fp = fmemopen(buf, sizeof(buf), "w+"); - assert(fp != NULL); - - /* Write our string into the buffer. */ - nofw = fwrite(str, 1, sizeof(str), fp); - assert(nofw == sizeof(str)); - - /* - * Now seek to the end and check that ftell - * gives us sizeof(str). - */ - rc = fseek(fp, 0, SEEK_END); - assert(rc == 0); - pos = ftell(fp); - assert(pos == sizeof(str)); - - /* Close the FILE *. */ - rc = fclose(fp); - assert(rc == 0); - - /* Reopen the buffer for appending. */ - fp = fmemopen(buf, sizeof(buf), "a+"); - assert(fp != NULL); - - /* We should now be writing after the first string. */ - nofw = fwrite(str2, 1, sizeof(str2), fp); - assert(nofw == sizeof(str2)); - - /* Rewind the FILE *. */ - rc = fseek(fp, 0, SEEK_SET); - assert(rc == 0); - - /* Make sure we're at the beginning. */ - pos = ftell(fp); - assert(pos == 0); - - /* Read the whole buffer. */ - nofr = fread(str3, 1, sizeof(buf), fp); - assert(nofr == sizeof(str3)); - - /* Make sure the two strings are there. */ - assert(strncmp(str3, str, sizeof(str) - 1) == 0); - assert(strncmp(str3 + sizeof(str) - 1, str2, sizeof(str2)) == 0); - - /* Close the FILE *. */ - rc = fclose(fp); - assert(rc == 0); -} - -void -test_binary() -{ - /* - * Make sure that NULL bytes are never appended when opening a buffer - * in binary mode. - */ - - FILE *fp; - char buf[20]; - char str[] = "Test"; - size_t nofw; - int rc, i; - - /* Pre-fill the buffer. */ - memset(buf, 'A', sizeof(buf)); - - /* Open a FILE * in binary mode. */ - fp = fmemopen(buf, sizeof(buf), "w+b"); - assert(fp != NULL); - - /* Write some data into it. */ - nofw = fwrite(str, 1, strlen(str), fp); - assert(nofw == strlen(str)); - - /* Make sure that the buffer doesn't contain any NULL bytes. */ - for (i = 0; i < sizeof(buf); i++) - assert(buf[i] != '\0'); - - /* Close the FILE *. */ - rc = fclose(fp); - assert(rc == 0); -} - -void -test_append_binary_pos() -{ - /* - * For compatibility with other implementations (glibc), we set the - * position to 0 when opening an automatically allocated binary stream - * for appending. - */ - - FILE *fp; - - fp = fmemopen(NULL, 16, "ab+"); - assert(ftell(fp) == 0L); - fclose(fp); - - /* - * Make sure that a pre-allocated buffer behaves correctly. - */ - char buf[] = "Hello"; - fp = fmemopen(buf, sizeof(buf), "ab+"); - assert(ftell(fp) == strlen(buf)); - fclose(fp); -} - -void -test_size_0() -{ - /* - * POSIX mandates that we return EINVAL if size is 0. - */ - - FILE *fp; - - fp = fmemopen(NULL, 0, "r+"); - assert(fp == NULL); - assert(errno == EINVAL); -} - -int -main(void) -{ - test_autoalloc(); - test_preexisting(); - test_data_length(); - test_binary(); - test_append_binary_pos(); - test_size_0(); - return (0); -} |
