minix/external/bsd/atf/dist/atf-c/utils_test.c

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/*
* Automated Testing Framework (atf)
*
* Copyright (c) 2010 The NetBSD Foundation, Inc.
* All rights reserved.
*
* 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 THE NETBSD FOUNDATION, INC. 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 THE FOUNDATION 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.
*/
#include <sys/stat.h>
#include <sys/wait.h>
#include <fcntl.h>
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <atf-c.h>
#include "atf-c/utils.h"
#include "detail/test_helpers.h"
/** Reads the contents of a file into a buffer.
*
* Up to buflen-1 characters are read into buffer. If this function returns,
* the contents read into the buffer are guaranteed to be nul-terminated.
* Note, however, that if the file contains any nul characters itself,
* comparing it "as a string" will not work.
*
* \param path The file to be read, which must exist.
* \param buffer Buffer into which to store the file contents.
* \param buflen Size of the target buffer.
*
* \return The count of bytes read. */
static ssize_t
read_file(const char *path, void *const buffer, const size_t buflen)
{
const int fd = open(path, O_RDONLY);
ATF_REQUIRE_MSG(fd != -1, "Cannot open %s", path);
const ssize_t length = read(fd, buffer, buflen - 1);
close(fd);
ATF_REQUIRE(length != -1);
((char *)buffer)[length] = '\0';
return length;
}
ATF_TC_WITHOUT_HEAD(cat_file__empty);
ATF_TC_BODY(cat_file__empty, tc)
{
atf_utils_create_file("file.txt", "%s", "");
atf_utils_redirect(STDOUT_FILENO, "captured.txt");
atf_utils_cat_file("file.txt", "PREFIX");
fflush(stdout);
close(STDOUT_FILENO);
char buffer[1024];
read_file("captured.txt", buffer, sizeof(buffer));
ATF_REQUIRE_STREQ("", buffer);
}
ATF_TC_WITHOUT_HEAD(cat_file__one_line);
ATF_TC_BODY(cat_file__one_line, tc)
{
atf_utils_create_file("file.txt", "This is a single line\n");
atf_utils_redirect(STDOUT_FILENO, "captured.txt");
atf_utils_cat_file("file.txt", "PREFIX");
fflush(stdout);
close(STDOUT_FILENO);
char buffer[1024];
read_file("captured.txt", buffer, sizeof(buffer));
ATF_REQUIRE_STREQ("PREFIXThis is a single line\n", buffer);
}
ATF_TC_WITHOUT_HEAD(cat_file__several_lines);
ATF_TC_BODY(cat_file__several_lines, tc)
{
atf_utils_create_file("file.txt", "First\nSecond line\nAnd third\n");
atf_utils_redirect(STDOUT_FILENO, "captured.txt");
atf_utils_cat_file("file.txt", ">");
fflush(stdout);
close(STDOUT_FILENO);
char buffer[1024];
read_file("captured.txt", buffer, sizeof(buffer));
ATF_REQUIRE_STREQ(">First\n>Second line\n>And third\n", buffer);
}
ATF_TC_WITHOUT_HEAD(cat_file__no_newline_eof);
ATF_TC_BODY(cat_file__no_newline_eof, tc)
{
atf_utils_create_file("file.txt", "Foo\n bar baz");
atf_utils_redirect(STDOUT_FILENO, "captured.txt");
atf_utils_cat_file("file.txt", "PREFIX");
fflush(stdout);
close(STDOUT_FILENO);
char buffer[1024];
read_file("captured.txt", buffer, sizeof(buffer));
ATF_REQUIRE_STREQ("PREFIXFoo\nPREFIX bar baz", buffer);
}
ATF_TC_WITHOUT_HEAD(compare_file__empty__match);
ATF_TC_BODY(compare_file__empty__match, tc)
{
atf_utils_create_file("test.txt", "%s", "");
ATF_REQUIRE(atf_utils_compare_file("test.txt", ""));
}
ATF_TC_WITHOUT_HEAD(compare_file__empty__not_match);
ATF_TC_BODY(compare_file__empty__not_match, tc)
{
atf_utils_create_file("test.txt", "%s", "");
ATF_REQUIRE(!atf_utils_compare_file("test.txt", "\n"));
ATF_REQUIRE(!atf_utils_compare_file("test.txt", "foo"));
ATF_REQUIRE(!atf_utils_compare_file("test.txt", " "));
}
ATF_TC_WITHOUT_HEAD(compare_file__short__match);
ATF_TC_BODY(compare_file__short__match, tc)
{
atf_utils_create_file("test.txt", "this is a short file");
ATF_REQUIRE(atf_utils_compare_file("test.txt", "this is a short file"));
}
ATF_TC_WITHOUT_HEAD(compare_file__short__not_match);
ATF_TC_BODY(compare_file__short__not_match, tc)
{
atf_utils_create_file("test.txt", "this is a short file");
ATF_REQUIRE(!atf_utils_compare_file("test.txt", ""));
ATF_REQUIRE(!atf_utils_compare_file("test.txt", "\n"));
ATF_REQUIRE(!atf_utils_compare_file("test.txt", "this is a Short file"));
ATF_REQUIRE(!atf_utils_compare_file("test.txt", "this is a short fil"));
ATF_REQUIRE(!atf_utils_compare_file("test.txt", "this is a short file "));
}
ATF_TC_WITHOUT_HEAD(compare_file__long__match);
ATF_TC_BODY(compare_file__long__match, tc)
{
char long_contents[3456];
size_t i = 0;
for (; i < sizeof(long_contents) - 1; i++)
long_contents[i] = '0' + (i % 10);
long_contents[i] = '\0';
atf_utils_create_file("test.txt", "%s", long_contents);
ATF_REQUIRE(atf_utils_compare_file("test.txt", long_contents));
}
ATF_TC_WITHOUT_HEAD(compare_file__long__not_match);
ATF_TC_BODY(compare_file__long__not_match, tc)
{
char long_contents[3456];
size_t i = 0;
for (; i < sizeof(long_contents) - 1; i++)
long_contents[i] = '0' + (i % 10);
long_contents[i] = '\0';
atf_utils_create_file("test.txt", "%s", long_contents);
ATF_REQUIRE(!atf_utils_compare_file("test.txt", ""));
ATF_REQUIRE(!atf_utils_compare_file("test.txt", "\n"));
ATF_REQUIRE(!atf_utils_compare_file("test.txt", "0123456789"));
long_contents[i - 1] = 'Z';
ATF_REQUIRE(!atf_utils_compare_file("test.txt", long_contents));
}
ATF_TC_WITHOUT_HEAD(copy_file__empty);
ATF_TC_BODY(copy_file__empty, tc)
{
atf_utils_create_file("src.txt", "%s", "");
ATF_REQUIRE(chmod("src.txt", 0520) != -1);
atf_utils_copy_file("src.txt", "dest.txt");
ATF_REQUIRE(atf_utils_compare_file("dest.txt", ""));
struct stat sb;
ATF_REQUIRE(stat("dest.txt", &sb) != -1);
ATF_REQUIRE_EQ(0520, sb.st_mode & 0xfff);
}
ATF_TC_WITHOUT_HEAD(copy_file__some_contents);
ATF_TC_BODY(copy_file__some_contents, tc)
{
atf_utils_create_file("src.txt", "This is a\ntest file\n");
atf_utils_copy_file("src.txt", "dest.txt");
ATF_REQUIRE(atf_utils_compare_file("dest.txt", "This is a\ntest file\n"));
}
ATF_TC_WITHOUT_HEAD(create_file);
ATF_TC_BODY(create_file, tc)
{
atf_utils_create_file("test.txt", "This is a test with %d", 12345);
char buffer[128];
read_file("test.txt", buffer, sizeof(buffer));
ATF_REQUIRE_STREQ("This is a test with 12345", buffer);
}
ATF_TC_WITHOUT_HEAD(file_exists);
ATF_TC_BODY(file_exists, tc)
{
atf_utils_create_file("test.txt", "foo");
ATF_REQUIRE( atf_utils_file_exists("test.txt"));
ATF_REQUIRE( atf_utils_file_exists("./test.txt"));
ATF_REQUIRE(!atf_utils_file_exists("./test.tx"));
ATF_REQUIRE(!atf_utils_file_exists("test.txt2"));
}
ATF_TC_WITHOUT_HEAD(fork);
ATF_TC_BODY(fork, tc)
{
fprintf(stdout, "Should not get into child\n");
fprintf(stderr, "Should not get into child\n");
pid_t pid = atf_utils_fork();
if (pid == 0) {
fprintf(stdout, "Child stdout\n");
fprintf(stderr, "Child stderr\n");
exit(EXIT_SUCCESS);
}
int status;
ATF_REQUIRE(waitpid(pid, &status, 0) != -1);
ATF_REQUIRE(WIFEXITED(status));
ATF_REQUIRE_EQ(EXIT_SUCCESS, WEXITSTATUS(status));
char buffer[1024];
read_file("atf_utils_fork_out.txt", buffer, sizeof(buffer));
ATF_REQUIRE_STREQ("Child stdout\n", buffer);
read_file("atf_utils_fork_err.txt", buffer, sizeof(buffer));
ATF_REQUIRE_STREQ("Child stderr\n", buffer);
}
ATF_TC_WITHOUT_HEAD(free_charpp__empty);
ATF_TC_BODY(free_charpp__empty, tc)
{
char **array = malloc(sizeof(char *) * 1);
array[0] = NULL;
atf_utils_free_charpp(array);
}
ATF_TC_WITHOUT_HEAD(free_charpp__some);
ATF_TC_BODY(free_charpp__some, tc)
{
char **array = malloc(sizeof(char *) * 4);
array[0] = strdup("first");
array[1] = strdup("second");
array[2] = strdup("third");
array[3] = NULL;
atf_utils_free_charpp(array);
}
ATF_TC_WITHOUT_HEAD(grep_file);
ATF_TC_BODY(grep_file, tc)
{
atf_utils_create_file("test.txt", "line1\nthe second line\naaaabbbb\n");
ATF_CHECK(atf_utils_grep_file("line1", "test.txt"));
ATF_CHECK(atf_utils_grep_file("line%d", "test.txt", 1));
ATF_CHECK(atf_utils_grep_file("second line", "test.txt"));
ATF_CHECK(atf_utils_grep_file("aa.*bb", "test.txt"));
ATF_CHECK(!atf_utils_grep_file("foo", "test.txt"));
ATF_CHECK(!atf_utils_grep_file("bar", "test.txt"));
ATF_CHECK(!atf_utils_grep_file("aaaaa", "test.txt"));
}
ATF_TC_WITHOUT_HEAD(grep_string);
ATF_TC_BODY(grep_string, tc)
{
const char *str = "a string - aaaabbbb";
ATF_CHECK(atf_utils_grep_string("a string", str));
ATF_CHECK(atf_utils_grep_string("^a string", str));
ATF_CHECK(atf_utils_grep_string("aaaabbbb$", str));
ATF_CHECK(atf_utils_grep_string("a%s*bb", str, "a."));
ATF_CHECK(!atf_utils_grep_string("foo", str));
ATF_CHECK(!atf_utils_grep_string("bar", str));
ATF_CHECK(!atf_utils_grep_string("aaaaa", str));
}
ATF_TC_WITHOUT_HEAD(readline__none);
ATF_TC_BODY(readline__none, tc)
{
atf_utils_create_file("empty.txt", "%s", "");
const int fd = open("empty.txt", O_RDONLY);
ATF_REQUIRE(fd != -1);
ATF_REQUIRE(atf_utils_readline(fd) == NULL);
close(fd);
}
ATF_TC_WITHOUT_HEAD(readline__some);
ATF_TC_BODY(readline__some, tc)
{
const char *l1 = "First line with % formatting % characters %";
const char *l2 = "Second line; much longer than the first one";
const char *l3 = "Last line, without terminator";
atf_utils_create_file("test.txt", "%s\n%s\n%s", l1, l2, l3);
const int fd = open("test.txt", O_RDONLY);
ATF_REQUIRE(fd != -1);
char *line;
line = atf_utils_readline(fd);
ATF_REQUIRE_STREQ(l1, line);
free(line);
line = atf_utils_readline(fd);
ATF_REQUIRE_STREQ(l2, line);
free(line);
line = atf_utils_readline(fd);
ATF_REQUIRE_STREQ(l3, line);
free(line);
close(fd);
}
ATF_TC_WITHOUT_HEAD(redirect__stdout);
ATF_TC_BODY(redirect__stdout, tc)
{
printf("Buffer this");
atf_utils_redirect(STDOUT_FILENO, "captured.txt");
printf("The printed message");
fflush(stdout);
char buffer[1024];
read_file("captured.txt", buffer, sizeof(buffer));
ATF_REQUIRE_STREQ("The printed message", buffer);
}
ATF_TC_WITHOUT_HEAD(redirect__stderr);
ATF_TC_BODY(redirect__stderr, tc)
{
fprintf(stderr, "Buffer this");
atf_utils_redirect(STDERR_FILENO, "captured.txt");
fprintf(stderr, "The printed message");
fflush(stderr);
char buffer[1024];
read_file("captured.txt", buffer, sizeof(buffer));
ATF_REQUIRE_STREQ("The printed message", buffer);
}
ATF_TC_WITHOUT_HEAD(redirect__other);
ATF_TC_BODY(redirect__other, tc)
{
const char *message = "Foo bar\nbaz\n";
atf_utils_redirect(15, "captured.txt");
ATF_REQUIRE(write(15, message, strlen(message)) != -1);
close(15);
char buffer[1024];
read_file("captured.txt", buffer, sizeof(buffer));
ATF_REQUIRE_STREQ(message, buffer);
}
static void
fork_and_wait(const int exitstatus, const char* expout, const char* experr)
{
const pid_t pid = atf_utils_fork();
if (pid == 0) {
fprintf(stdout, "Some output\n");
fprintf(stderr, "Some error\n");
exit(123);
}
atf_utils_wait(pid, exitstatus, expout, experr);
exit(EXIT_SUCCESS);
}
ATF_TC_WITHOUT_HEAD(wait__ok);
ATF_TC_BODY(wait__ok, tc)
{
const pid_t control = fork();
ATF_REQUIRE(control != -1);
if (control == 0)
fork_and_wait(123, "Some output\n", "Some error\n");
else {
int status;
ATF_REQUIRE(waitpid(control, &status, 0) != -1);
ATF_REQUIRE(WIFEXITED(status));
ATF_REQUIRE_EQ(EXIT_SUCCESS, WEXITSTATUS(status));
}
}
ATF_TC_WITHOUT_HEAD(wait__invalid_exitstatus);
ATF_TC_BODY(wait__invalid_exitstatus, tc)
{
const pid_t control = fork();
ATF_REQUIRE(control != -1);
if (control == 0)
fork_and_wait(120, "Some output\n", "Some error\n");
else {
int status;
ATF_REQUIRE(waitpid(control, &status, 0) != -1);
ATF_REQUIRE(WIFEXITED(status));
ATF_REQUIRE_EQ(EXIT_FAILURE, WEXITSTATUS(status));
}
}
ATF_TC_WITHOUT_HEAD(wait__invalid_stdout);
ATF_TC_BODY(wait__invalid_stdout, tc)
{
const pid_t control = fork();
ATF_REQUIRE(control != -1);
if (control == 0)
fork_and_wait(123, "Some output foo\n", "Some error\n");
else {
int status;
ATF_REQUIRE(waitpid(control, &status, 0) != -1);
ATF_REQUIRE(WIFEXITED(status));
ATF_REQUIRE_EQ(EXIT_FAILURE, WEXITSTATUS(status));
}
}
ATF_TC_WITHOUT_HEAD(wait__invalid_stderr);
ATF_TC_BODY(wait__invalid_stderr, tc)
{
const pid_t control = fork();
ATF_REQUIRE(control != -1);
if (control == 0)
fork_and_wait(123, "Some output\n", "Some error foo\n");
else {
int status;
ATF_REQUIRE(waitpid(control, &status, 0) != -1);
ATF_REQUIRE(WIFEXITED(status));
ATF_REQUIRE_EQ(EXIT_FAILURE, WEXITSTATUS(status));
}
}
ATF_TC_WITHOUT_HEAD(wait__save_stdout);
ATF_TC_BODY(wait__save_stdout, tc)
{
const pid_t control = fork();
ATF_REQUIRE(control != -1);
if (control == 0)
fork_and_wait(123, "save:my-output.txt", "Some error\n");
else {
int status;
ATF_REQUIRE(waitpid(control, &status, 0) != -1);
ATF_REQUIRE(WIFEXITED(status));
ATF_REQUIRE_EQ(EXIT_SUCCESS, WEXITSTATUS(status));
ATF_REQUIRE(atf_utils_compare_file("my-output.txt", "Some output\n"));
}
}
ATF_TC_WITHOUT_HEAD(wait__save_stderr);
ATF_TC_BODY(wait__save_stderr, tc)
{
const pid_t control = fork();
ATF_REQUIRE(control != -1);
if (control == 0)
fork_and_wait(123, "Some output\n", "save:my-output.txt");
else {
int status;
ATF_REQUIRE(waitpid(control, &status, 0) != -1);
ATF_REQUIRE(WIFEXITED(status));
ATF_REQUIRE_EQ(EXIT_SUCCESS, WEXITSTATUS(status));
ATF_REQUIRE(atf_utils_compare_file("my-output.txt", "Some error\n"));
}
}
HEADER_TC(include, "atf-c/utils.h");
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, cat_file__empty);
ATF_TP_ADD_TC(tp, cat_file__one_line);
ATF_TP_ADD_TC(tp, cat_file__several_lines);
ATF_TP_ADD_TC(tp, cat_file__no_newline_eof);
ATF_TP_ADD_TC(tp, compare_file__empty__match);
ATF_TP_ADD_TC(tp, compare_file__empty__not_match);
ATF_TP_ADD_TC(tp, compare_file__short__match);
ATF_TP_ADD_TC(tp, compare_file__short__not_match);
ATF_TP_ADD_TC(tp, compare_file__long__match);
ATF_TP_ADD_TC(tp, compare_file__long__not_match);
ATF_TP_ADD_TC(tp, copy_file__empty);
ATF_TP_ADD_TC(tp, copy_file__some_contents);
ATF_TP_ADD_TC(tp, create_file);
ATF_TP_ADD_TC(tp, file_exists);
ATF_TP_ADD_TC(tp, fork);
ATF_TP_ADD_TC(tp, free_charpp__empty);
ATF_TP_ADD_TC(tp, free_charpp__some);
ATF_TP_ADD_TC(tp, grep_file);
ATF_TP_ADD_TC(tp, grep_string);
ATF_TP_ADD_TC(tp, readline__none);
ATF_TP_ADD_TC(tp, readline__some);
ATF_TP_ADD_TC(tp, redirect__stdout);
ATF_TP_ADD_TC(tp, redirect__stderr);
ATF_TP_ADD_TC(tp, redirect__other);
ATF_TP_ADD_TC(tp, wait__ok);
ATF_TP_ADD_TC(tp, wait__save_stdout);
ATF_TP_ADD_TC(tp, wait__save_stderr);
ATF_TP_ADD_TC(tp, wait__invalid_exitstatus);
ATF_TP_ADD_TC(tp, wait__invalid_stdout);
ATF_TP_ADD_TC(tp, wait__invalid_stderr);
ATF_TP_ADD_TC(tp, include);
return atf_no_error();
}