50 lines
2.7 KiB
C
50 lines
2.7 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
|
|
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
|
|
╞══════════════════════════════════════════════════════════════════════════════╡
|
|
│ Copyright 2020 Justine Alexandra Roberts Tunney │
|
|
│ │
|
|
│ 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; version 2 of the License. │
|
|
│ │
|
|
│ 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, write to the Free Software │
|
|
│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA │
|
|
│ 02110-1301 USA │
|
|
╚─────────────────────────────────────────────────────────────────────────────*/
|
|
#include "libc/calls/calls.h"
|
|
#include "libc/calls/struct/stat.h"
|
|
#include "libc/dce.h"
|
|
#include "libc/errno.h"
|
|
#include "libc/runtime/gc.h"
|
|
#include "libc/runtime/runtime.h"
|
|
#include "libc/stdio/stdio.h"
|
|
#include "libc/testlib/testlib.h"
|
|
#include "libc/x/x.h"
|
|
|
|
int64_t fd;
|
|
struct stat st;
|
|
const char *path;
|
|
|
|
TEST(ftruncate, test) {
|
|
mkdir("o", 0755);
|
|
mkdir("o/tmp", 0755);
|
|
path = gc(xasprintf("o/tmp/%s.%d", program_invocation_short_name, getpid()));
|
|
ASSERT_NE(-1, (fd = creat(path, 0755)));
|
|
ASSERT_EQ(5, write(fd, "hello", 5));
|
|
errno = 31337;
|
|
ASSERT_NE(-1, ftruncate(fd, 31337));
|
|
EXPECT_EQ(31337, errno);
|
|
ASSERT_EQ(5, write(fd, "world", 5));
|
|
ASSERT_NE(-1, close(fd));
|
|
ASSERT_NE(-1, stat(path, &st));
|
|
ASSERT_EQ(31337, st.st_size);
|
|
ASSERT_BINEQ(u"helloworld", gc(xslurp(path, 0)));
|
|
unlink(path);
|
|
}
|