cosmopolitan/test/libc/stdio/getdelim_test.c
Justine Tunney b45d50b690 Make improvements
- Fix build flakes
- Polyfill SIGWINCH on Windows
- Fix an execve issue on Windows
- Make strerror show more information
- Improve cmd.exe setup/teardown on Windows
- Support bracketed paste mode in Blinkenlights
- Show keyboard shortcuts in Blinkenlights status bar
- Fixed copy_file_range() and copyfile() w/ zip filesystem
- Size optimize GetDosArgv() to keep life.com 12kb in size
- Improve Blinkenlights ability to load weird ELF executables
- Fix program_executable_name and add GetInterpreterExecutableName
- Make Python in tiny mode fail better if docstrings are requested
- Update Python test exclusions in tiny* modes such as tinylinux
- Add bulletproof unbreakable kprintf() troubleshooting function
- Remove "oldskool" keyword from ape.S for virus scanners
- Fix issue that caused backtraces to not print sometimes
- Improve Blinkenlights serial uart character i/o
- Make clock_gettime() not clobber errno on xnu
- Improve sha256 cpuid check for old computers
- Integrate some bestline linenoise fixes
- Show runit process names better in htop
- Remove SIGPIPE from ShowCrashReports()
- Make realpath() not clobber errno
- Avoid attaching GDB on non-Linux
- Improve img.com example
2022-03-16 13:40:10 -07:00

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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 2020 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/assert.h"
#include "libc/bits/bits.h"
#include "libc/intrin/kprintf.h"
#include "libc/log/libfatal.internal.h"
#include "libc/mem/mem.h"
#include "libc/runtime/symbols.internal.h"
#include "libc/stdio/stdio.h"
#include "libc/str/str.h"
#include "libc/testlib/ezbench.h"
#include "libc/testlib/hyperion.h"
#include "libc/testlib/testlib.h"
#include "libc/x/x.h"
char testlib_enable_tmp_setup_teardown;
TEST(getline, testEmpty) {
FILE *f = fmemopen("", 0, "r+");
char *line = NULL;
size_t linesize = 0;
EXPECT_EQ(-1, getline(&line, &linesize, f));
EXPECT_TRUE(feof(f));
EXPECT_FALSE(ferror(f));
EXPECT_EQ(0, fclose(f));
free(line);
}
TEST(getline, testOneWithoutLineFeed) {
FILE *f = fmemopen("hello", 5, "r+");
char *line = NULL;
size_t linesize = 0;
ASSERT_EQ(5, getline(&line, &linesize, f));
EXPECT_STREQ("hello", line);
EXPECT_TRUE(feof(f));
EXPECT_FALSE(ferror(f));
ASSERT_EQ(-1, getline(&line, &linesize, f));
EXPECT_EQ(0, fclose(f));
free(line);
}
TEST(getline, testTwoLines) {
const char *s = "hello\nthere\n";
FILE *f = fmemopen(s, strlen(s), "r+");
char *line = NULL;
size_t linesize = 0;
ASSERT_EQ(6, getline(&line, &linesize, f));
EXPECT_STREQ("hello\n", line);
EXPECT_FALSE(feof(f) | ferror(f));
ASSERT_EQ(6, getline(&line, &linesize, f));
EXPECT_STREQ("there\n", line);
ASSERT_EQ(-1, getline(&line, &linesize, f));
EXPECT_STREQ("", line);
EXPECT_EQ(0, fclose(f));
free(line);
}
TEST(getline, testBinaryLine_countExcludesOnlyTheBonusNul) {
const char s[] = "he\0\3o\n";
FILE *f = fmemopen(s, sizeof(s), "r+");
char *line = NULL;
size_t linesize = 0;
ASSERT_EQ(6, getline(&line, &linesize, f));
EXPECT_BINEQ(u"he ♥o◙ ", line);
fclose(f);
free(line);
}
void WriteHyperionFile(void) {
FILE *f;
ASSERT_NE(NULL, (f = fopen("hyperion.txt", "w")));
EXPECT_EQ(1, fwrite(kHyperion, kHyperionSize, 1, f));
EXPECT_NE(-1, fclose(f));
}
void ReadHyperionLines(void) {
FILE *f;
ssize_t rc;
char *data = NULL;
size_t size = 0;
char *line = NULL;
size_t linesize = 0;
ASSERT_NE(NULL, (f = fopen("hyperion.txt", "r")));
int i = 0;
for (;;) {
rc = getline(&line, &linesize, f);
if (rc == -1) break;
data = xrealloc(data, size + rc);
memcpy(data + size, line, rc);
size += rc;
}
EXPECT_TRUE(feof(f));
ASSERT_EQ(kHyperionSize, size);
EXPECT_EQ(0, memcmp(kHyperion, data, size));
EXPECT_NE(-1, fclose(f));
free(line);
free(data);
}
TEST(getline, lotsOfLines_roundTrips) {
WriteHyperionFile();
ReadHyperionLines();
}
BENCH(getline, bench) {
WriteHyperionFile();
EZBENCH2("getline", donothing, ReadHyperionLines());
}