340 lines
8.0 KiB
C
340 lines
8.0 KiB
C
/*-
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* Copyright (c) 2012-2017 Dag-Erling Smørgrav
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote
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* products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $OpenPAM: t_openpam_readlinev.c 938 2017-04-30 21:34:42Z des $
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <err.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <cryb/test.h>
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#include <security/pam_appl.h>
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#include <security/openpam.h>
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#include "openpam_impl.h"
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#define T_FUNC(n, d) \
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static const char *t_ ## n ## _desc = d; \
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static int t_ ## n ## _func(OPENPAM_UNUSED(char **desc), \
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OPENPAM_UNUSED(void *arg))
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#define T(n) \
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t_add_test(&t_ ## n ## _func, NULL, "%s", t_ ## n ## _desc)
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/*
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* Read a line from the temp file and verify that the result matches our
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* expectations: whether a line was read at all, how many and which words
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* it contained, how many lines were read (in case of quoted or escaped
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* newlines) and whether we reached the end of the file.
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*/
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static int
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orlv_expect(struct t_file *tf, const char **expectedv, int lines, int eof)
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{
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int expectedc, gotc, i, lineno = 0;
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char **gotv;
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int ret;
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ret = 1;
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expectedc = 0;
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if (expectedv != NULL)
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while (expectedv[expectedc] != NULL)
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++expectedc;
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gotv = openpam_readlinev(tf->file, &lineno, &gotc);
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if (t_ferror(tf))
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err(1, "%s(): %s", __func__, tf->name);
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if (expectedv != NULL && gotv == NULL) {
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t_printv("expected %d words, got nothing\n", expectedc);
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ret = 0;
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} else if (expectedv == NULL && gotv != NULL) {
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t_printv("expected nothing, got %d words\n", gotc);
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ret = 0;
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} else if (expectedv != NULL && gotv != NULL) {
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if (expectedc != gotc) {
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t_printv("expected %d words, got %d\n",
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expectedc, gotc);
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ret = 0;
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}
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for (i = 0; i < gotc; ++i) {
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if (strcmp(expectedv[i], gotv[i]) != 0) {
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t_printv("word %d: expected <<%s>>, "
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"got <<%s>>\n", i, expectedv[i], gotv[i]);
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ret = 0;
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}
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}
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}
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FREEV(gotc, gotv);
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if (lineno != lines) {
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t_printv("expected to advance %d lines, advanced %d lines\n",
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lines, lineno);
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ret = 0;
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}
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if (eof && !t_feof(tf)) {
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t_printv("expected EOF, but didn't get it\n");
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ret = 0;
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} else if (!eof && t_feof(tf)) {
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t_printv("didn't expect EOF, but got it anyway\n");
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ret = 0;
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}
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return (ret);
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}
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/***************************************************************************
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* Commonly-used lines
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*/
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static const char *empty[] = {
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NULL
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};
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static const char *hello[] = {
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"hello",
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NULL
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};
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static const char *hello_world[] = {
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"hello",
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"world",
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NULL
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};
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static const char *numbers[] = {
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"zero", "one", "two", "three", "four", "five", "six", "seven",
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"eight", "nine", "ten", "eleven", "twelve", "thirteen", "fourteen",
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"fifteen", "sixteen", "seventeen", "nineteen", "twenty",
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"twenty-one", "twenty-two", "twenty-three", "twenty-four",
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"twenty-five", "twenty-six", "twenty-seven", "twenty-eight",
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"twenty-nine", "thirty", "thirty-one", "thirty-two", "thirty-three",
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"thirty-four", "thirty-five", "thirty-six", "thirty-seven",
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"thirty-eight", "thirty-nine", "fourty", "fourty-one", "fourty-two",
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"fourty-three", "fourty-four", "fourty-five", "fourty-six",
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"fourty-seven", "fourty-eight", "fourty-nine", "fifty", "fifty-one",
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"fifty-two", "fifty-three", "fifty-four", "fifty-five", "fifty-six",
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"fifty-seven", "fifty-eight", "fifty-nine", "sixty", "sixty-one",
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"sixty-two", "sixty-three",
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NULL
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};
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/***************************************************************************
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* Lines without words
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*/
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T_FUNC(empty_input, "empty input")
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{
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struct t_file *tf;
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int ret;
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tf = t_fopen(NULL);
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ret = orlv_expect(tf, NULL, 0 /*lines*/, 1 /*eof*/);
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t_fclose(tf);
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return (ret);
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}
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T_FUNC(empty_line, "empty line")
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{
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struct t_file *tf;
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int ret;
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tf = t_fopen(NULL);
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t_fprintf(tf, "\n");
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t_frewind(tf);
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ret = orlv_expect(tf, empty, 1 /*lines*/, 0 /*eof*/);
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t_fclose(tf);
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return (ret);
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}
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T_FUNC(unterminated_empty_line, "unterminated empty line")
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{
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struct t_file *tf;
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int ret;
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tf = t_fopen(NULL);
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t_fprintf(tf, " ");
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t_frewind(tf);
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ret = orlv_expect(tf, NULL, 0 /*lines*/, 1 /*eof*/);
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t_fclose(tf);
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return (ret);
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}
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T_FUNC(whitespace, "whitespace")
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{
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struct t_file *tf;
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int ret;
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tf = t_fopen(NULL);
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t_fprintf(tf, " \n");
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t_frewind(tf);
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ret = orlv_expect(tf, empty, 1 /*lines*/, 0 /*eof*/);
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t_fclose(tf);
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return (ret);
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}
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T_FUNC(comment, "comment")
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{
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struct t_file *tf;
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int ret;
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tf = t_fopen(NULL);
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t_fprintf(tf, "# comment\n");
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t_frewind(tf);
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ret = orlv_expect(tf, empty, 1 /*lines*/, 0 /*eof*/);
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t_fclose(tf);
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return (ret);
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}
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T_FUNC(whitespace_before_comment, "whitespace before comment")
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{
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struct t_file *tf;
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int ret;
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tf = t_fopen(NULL);
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t_fprintf(tf, " # comment\n");
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t_frewind(tf);
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ret = orlv_expect(tf, empty, 1 /*lines*/, 0 /*eof*/);
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t_fclose(tf);
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return (ret);
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}
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T_FUNC(line_continuation_within_whitespace, "line continuation within whitespace")
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{
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struct t_file *tf;
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int ret;
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tf = t_fopen(NULL);
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t_fprintf(tf, "%s \\\n %s\n", hello_world[0], hello_world[1]);
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t_frewind(tf);
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ret = orlv_expect(tf, hello_world, 2 /*lines*/, 0 /*eof*/) &&
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orlv_expect(tf, NULL, 0 /*lines*/, 1 /*eof*/);
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t_fclose(tf);
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return (ret);
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}
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/***************************************************************************
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* Simple words
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*/
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T_FUNC(one_word, "one word")
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{
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struct t_file *tf;
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int ret;
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tf = t_fopen(NULL);
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t_fprintf(tf, "hello\n");
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t_frewind(tf);
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ret = orlv_expect(tf, hello, 1 /*lines*/, 0 /*eof*/);
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t_fclose(tf);
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return (ret);
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}
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T_FUNC(two_words, "two words")
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{
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struct t_file *tf;
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int ret;
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tf = t_fopen(NULL);
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t_fprintf(tf, "hello world\n");
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t_frewind(tf);
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ret = orlv_expect(tf, hello_world, 1 /*lines*/, 0 /*eof*/);
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t_fclose(tf);
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return (ret);
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}
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T_FUNC(many_words, "many words")
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{
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struct t_file *tf;
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const char **word;
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int ret;
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tf = t_fopen(NULL);
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for (word = numbers; *word; ++word)
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t_fprintf(tf, " %s", *word);
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t_fprintf(tf, "\n");
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t_frewind(tf);
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ret = orlv_expect(tf, numbers, 1 /*lines*/, 0 /*eof*/);
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t_fclose(tf);
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return (ret);
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}
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T_FUNC(unterminated_line, "unterminated line")
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{
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struct t_file *tf;
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int ret;
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tf = t_fopen(NULL);
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t_fprintf(tf, "hello world");
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t_frewind(tf);
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ret = orlv_expect(tf, hello_world, 0 /*lines*/, 1 /*eof*/);
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t_fclose(tf);
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return (ret);
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}
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/***************************************************************************
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* Boilerplate
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*/
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static int
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t_prepare(int argc, char *argv[])
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{
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(void)argc;
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(void)argv;
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T(empty_input);
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T(empty_line);
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T(unterminated_empty_line);
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T(whitespace);
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T(comment);
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T(whitespace_before_comment);
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T(line_continuation_within_whitespace);
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T(one_word);
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T(two_words);
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T(many_words);
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T(unterminated_line);
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return (0);
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}
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int
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main(int argc, char *argv[])
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{
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t_main(t_prepare, NULL, argc, argv);
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}
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