freebsd-dev/contrib/openpam/t/t_openpam_readlinev.c
Dag-Erling Smørgrav 49e56509db Upgrade to OpenPAM Resedacea.
MFC after:	3 weeks
2017-05-05 13:31:25 +00:00

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/*-
* Copyright (c) 2012-2017 Dag-Erling Smørgrav
* 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.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*
* $OpenPAM: t_openpam_readlinev.c 938 2017-04-30 21:34:42Z des $
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <err.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <cryb/test.h>
#include <security/pam_appl.h>
#include <security/openpam.h>
#include "openpam_impl.h"
#define T_FUNC(n, d) \
static const char *t_ ## n ## _desc = d; \
static int t_ ## n ## _func(OPENPAM_UNUSED(char **desc), \
OPENPAM_UNUSED(void *arg))
#define T(n) \
t_add_test(&t_ ## n ## _func, NULL, "%s", t_ ## n ## _desc)
/*
* Read a line from the temp file and verify that the result matches our
* expectations: whether a line was read at all, how many and which words
* it contained, how many lines were read (in case of quoted or escaped
* newlines) and whether we reached the end of the file.
*/
static int
orlv_expect(struct t_file *tf, const char **expectedv, int lines, int eof)
{
int expectedc, gotc, i, lineno = 0;
char **gotv;
int ret;
ret = 1;
expectedc = 0;
if (expectedv != NULL)
while (expectedv[expectedc] != NULL)
++expectedc;
gotv = openpam_readlinev(tf->file, &lineno, &gotc);
if (t_ferror(tf))
err(1, "%s(): %s", __func__, tf->name);
if (expectedv != NULL && gotv == NULL) {
t_printv("expected %d words, got nothing\n", expectedc);
ret = 0;
} else if (expectedv == NULL && gotv != NULL) {
t_printv("expected nothing, got %d words\n", gotc);
ret = 0;
} else if (expectedv != NULL && gotv != NULL) {
if (expectedc != gotc) {
t_printv("expected %d words, got %d\n",
expectedc, gotc);
ret = 0;
}
for (i = 0; i < gotc; ++i) {
if (strcmp(expectedv[i], gotv[i]) != 0) {
t_printv("word %d: expected <<%s>>, "
"got <<%s>>\n", i, expectedv[i], gotv[i]);
ret = 0;
}
}
}
FREEV(gotc, gotv);
if (lineno != lines) {
t_printv("expected to advance %d lines, advanced %d lines\n",
lines, lineno);
ret = 0;
}
if (eof && !t_feof(tf)) {
t_printv("expected EOF, but didn't get it\n");
ret = 0;
} else if (!eof && t_feof(tf)) {
t_printv("didn't expect EOF, but got it anyway\n");
ret = 0;
}
return (ret);
}
/***************************************************************************
* Commonly-used lines
*/
static const char *empty[] = {
NULL
};
static const char *hello[] = {
"hello",
NULL
};
static const char *hello_world[] = {
"hello",
"world",
NULL
};
static const char *numbers[] = {
"zero", "one", "two", "three", "four", "five", "six", "seven",
"eight", "nine", "ten", "eleven", "twelve", "thirteen", "fourteen",
"fifteen", "sixteen", "seventeen", "nineteen", "twenty",
"twenty-one", "twenty-two", "twenty-three", "twenty-four",
"twenty-five", "twenty-six", "twenty-seven", "twenty-eight",
"twenty-nine", "thirty", "thirty-one", "thirty-two", "thirty-three",
"thirty-four", "thirty-five", "thirty-six", "thirty-seven",
"thirty-eight", "thirty-nine", "fourty", "fourty-one", "fourty-two",
"fourty-three", "fourty-four", "fourty-five", "fourty-six",
"fourty-seven", "fourty-eight", "fourty-nine", "fifty", "fifty-one",
"fifty-two", "fifty-three", "fifty-four", "fifty-five", "fifty-six",
"fifty-seven", "fifty-eight", "fifty-nine", "sixty", "sixty-one",
"sixty-two", "sixty-three",
NULL
};
/***************************************************************************
* Lines without words
*/
T_FUNC(empty_input, "empty input")
{
struct t_file *tf;
int ret;
tf = t_fopen(NULL);
ret = orlv_expect(tf, NULL, 0 /*lines*/, 1 /*eof*/);
t_fclose(tf);
return (ret);
}
T_FUNC(empty_line, "empty line")
{
struct t_file *tf;
int ret;
tf = t_fopen(NULL);
t_fprintf(tf, "\n");
t_frewind(tf);
ret = orlv_expect(tf, empty, 1 /*lines*/, 0 /*eof*/);
t_fclose(tf);
return (ret);
}
T_FUNC(unterminated_empty_line, "unterminated empty line")
{
struct t_file *tf;
int ret;
tf = t_fopen(NULL);
t_fprintf(tf, " ");
t_frewind(tf);
ret = orlv_expect(tf, NULL, 0 /*lines*/, 1 /*eof*/);
t_fclose(tf);
return (ret);
}
T_FUNC(whitespace, "whitespace")
{
struct t_file *tf;
int ret;
tf = t_fopen(NULL);
t_fprintf(tf, " \n");
t_frewind(tf);
ret = orlv_expect(tf, empty, 1 /*lines*/, 0 /*eof*/);
t_fclose(tf);
return (ret);
}
T_FUNC(comment, "comment")
{
struct t_file *tf;
int ret;
tf = t_fopen(NULL);
t_fprintf(tf, "# comment\n");
t_frewind(tf);
ret = orlv_expect(tf, empty, 1 /*lines*/, 0 /*eof*/);
t_fclose(tf);
return (ret);
}
T_FUNC(whitespace_before_comment, "whitespace before comment")
{
struct t_file *tf;
int ret;
tf = t_fopen(NULL);
t_fprintf(tf, " # comment\n");
t_frewind(tf);
ret = orlv_expect(tf, empty, 1 /*lines*/, 0 /*eof*/);
t_fclose(tf);
return (ret);
}
T_FUNC(line_continuation_within_whitespace, "line continuation within whitespace")
{
struct t_file *tf;
int ret;
tf = t_fopen(NULL);
t_fprintf(tf, "%s \\\n %s\n", hello_world[0], hello_world[1]);
t_frewind(tf);
ret = orlv_expect(tf, hello_world, 2 /*lines*/, 0 /*eof*/) &&
orlv_expect(tf, NULL, 0 /*lines*/, 1 /*eof*/);
t_fclose(tf);
return (ret);
}
/***************************************************************************
* Simple words
*/
T_FUNC(one_word, "one word")
{
struct t_file *tf;
int ret;
tf = t_fopen(NULL);
t_fprintf(tf, "hello\n");
t_frewind(tf);
ret = orlv_expect(tf, hello, 1 /*lines*/, 0 /*eof*/);
t_fclose(tf);
return (ret);
}
T_FUNC(two_words, "two words")
{
struct t_file *tf;
int ret;
tf = t_fopen(NULL);
t_fprintf(tf, "hello world\n");
t_frewind(tf);
ret = orlv_expect(tf, hello_world, 1 /*lines*/, 0 /*eof*/);
t_fclose(tf);
return (ret);
}
T_FUNC(many_words, "many words")
{
struct t_file *tf;
const char **word;
int ret;
tf = t_fopen(NULL);
for (word = numbers; *word; ++word)
t_fprintf(tf, " %s", *word);
t_fprintf(tf, "\n");
t_frewind(tf);
ret = orlv_expect(tf, numbers, 1 /*lines*/, 0 /*eof*/);
t_fclose(tf);
return (ret);
}
T_FUNC(unterminated_line, "unterminated line")
{
struct t_file *tf;
int ret;
tf = t_fopen(NULL);
t_fprintf(tf, "hello world");
t_frewind(tf);
ret = orlv_expect(tf, hello_world, 0 /*lines*/, 1 /*eof*/);
t_fclose(tf);
return (ret);
}
/***************************************************************************
* Boilerplate
*/
static int
t_prepare(int argc, char *argv[])
{
(void)argc;
(void)argv;
T(empty_input);
T(empty_line);
T(unterminated_empty_line);
T(whitespace);
T(comment);
T(whitespace_before_comment);
T(line_continuation_within_whitespace);
T(one_word);
T(two_words);
T(many_words);
T(unterminated_line);
return (0);
}
int
main(int argc, char *argv[])
{
t_main(t_prepare, NULL, argc, argv);
}