mirror of
https://github.com/jart/cosmopolitan.git
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7166679620
- Fix a regression with the previous change that broke redbean - Add chroot(), resource limit, seccomp, and other stuff to redbean - Write lots and lots of documentation - Iron out more system call issues
82 lines
3.7 KiB
C
82 lines
3.7 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/dce.h"
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#include "libc/errno.h"
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#include "libc/sysv/consts/o.h"
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#include "libc/testlib/testlib.h"
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#include "libc/x/x.h"
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char testlib_enable_tmp_setup_teardown;
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TEST(open, efault) {
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ASSERT_SYS(EFAULT, -1, open(0, O_RDONLY));
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if (IsWindows() && !IsAsan()) return; // not possible
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ASSERT_SYS(EFAULT, -1, open((void *)77, O_RDONLY));
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}
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TEST(open, enoent) {
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ASSERT_SYS(ENOENT, -1, open("doesnotexist", O_RDONLY));
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ASSERT_SYS(ENOENT, -1, open("o/doesnotexist", O_RDONLY));
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}
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TEST(open, enotdir) {
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ASSERT_SYS(0, 0, touch("o", 0644));
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ASSERT_SYS(ENOTDIR, -1, open("o/doesnotexist", O_RDONLY));
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}
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TEST(open, eexist) {
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ASSERT_SYS(0, 0, touch("exists", 0644));
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ASSERT_SYS(EEXIST, -1, open("exists", O_WRONLY | O_CREAT | O_EXCL));
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}
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TEST(open, testOpenExistingForWriteOnly_seeksToStart) {
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char buf[8] = {0};
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ASSERT_SYS(0, 0, xbarf("hello.txt", "hello", -1));
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ASSERT_SYS(0, 3, open("hello.txt", O_WRONLY));
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EXPECT_SYS(0, 1, write(3, "H", 1));
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EXPECT_SYS(0, 0, close(3));
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ASSERT_SYS(0, 3, open("hello.txt", O_RDONLY));
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EXPECT_SYS(0, 5, read(3, buf, 7));
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EXPECT_STREQ("Hello", buf);
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EXPECT_SYS(0, 0, close(3));
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}
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TEST(open, testOpenExistingForReadWrite_seeksToStart) {
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char buf[8] = {0};
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ASSERT_SYS(0, 0, xbarf("hello.txt", "hello", -1));
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ASSERT_SYS(0, 3, open("hello.txt", O_RDWR));
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EXPECT_SYS(0, 1, write(3, "H", 1));
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EXPECT_SYS(0, 0, close(3));
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ASSERT_SYS(0, 3, open("hello.txt", O_RDONLY));
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EXPECT_SYS(0, 5, read(3, buf, 7));
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EXPECT_STREQ("Hello", buf);
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EXPECT_SYS(0, 0, close(3));
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}
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TEST(open, testOpenExistingForAppendWriteOnly_seeksToEnd) {
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char buf[8] = {0};
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ASSERT_SYS(0, 0, xbarf("hello.txt", "hell", -1));
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ASSERT_SYS(0, 3, open("hello.txt", O_WRONLY | O_APPEND));
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EXPECT_SYS(0, 1, write(3, "o", 1));
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EXPECT_SYS(0, 0, close(3));
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ASSERT_SYS(0, 3, open("hello.txt", O_RDONLY));
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EXPECT_SYS(0, 5, read(3, buf, 7));
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EXPECT_STREQ("hello", buf);
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EXPECT_SYS(0, 0, close(3));
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}
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