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Do some work on redbean

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- Rewrite Slurp() API to be like string.sub()
- Introduce a new Barf() API for creating files
- Update Redbean `-S` sandbox flag to do unveiling
This commit is contained in:
Justine Tunney 2022-07-22 20:44:24 -07:00
parent 742251dd92
commit 48ce3ad7cc
9 changed files with 296 additions and 33 deletions
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39
test/libc/calls/pwrite_test.c Normal file
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/*-*- 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 2022 Justine Alexandra Roberts Tunney │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/calls.h"
#include "libc/calls/struct/stat.h"
#include "libc/sysv/consts/o.h"
#include "libc/testlib/testlib.h"
char buf[8];
struct stat st;
char testlib_enable_tmp_setup_teardown;
__attribute__((__constructor__)) static void init(void) {
pledge("stdio rpath wpath cpath fattr", 0);
errno = 0;
}
TEST(pwrite, testWritePastEof_extendsFile) {
EXPECT_SYS(0, 3, creat("foo", 0644));
EXPECT_SYS(0, 8, pwrite(3, buf, 8, 100));
EXPECT_SYS(0, 0, fstat(3, &st));
EXPECT_EQ(108, st.st_size);
EXPECT_SYS(0, 0, close(3));
}