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

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/*
* Automated Testing Framework (atf)
*
* Copyright (c) 2007 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 <stdio.h>
#include <string.h>
#include <atf-c.h>
#include "atf-c/config.h"
#include "detail/env.h"
#include "detail/test_helpers.h"
static const char *test_value = "env-value";
static struct varnames {
const char *lc;
const char *uc;
bool can_be_empty;
} all_vars[] = {
{ "atf_arch", "ATF_ARCH", false },
{ "atf_build_cc", "ATF_BUILD_CC", false },
{ "atf_build_cflags", "ATF_BUILD_CFLAGS", true },
{ "atf_build_cpp", "ATF_BUILD_CPP", false },
{ "atf_build_cppflags", "ATF_BUILD_CPPFLAGS", true },
{ "atf_build_cxx", "ATF_BUILD_CXX", false },
{ "atf_build_cxxflags", "ATF_BUILD_CXXFLAGS", true },
{ "atf_confdir", "ATF_CONFDIR", false },
{ "atf_includedir", "ATF_INCLUDEDIR", false },
{ "atf_libdir", "ATF_LIBDIR", false },
{ "atf_libexecdir", "ATF_LIBEXECDIR", false },
{ "atf_machine", "ATF_MACHINE", false },
{ "atf_pkgdatadir", "ATF_PKGDATADIR", false },
{ "atf_shell", "ATF_SHELL", false },
{ "atf_workdir", "ATF_WORKDIR", false },
{ NULL, NULL, false }
};
/* ---------------------------------------------------------------------
* Auxiliary functions.
* --------------------------------------------------------------------- */
void __atf_config_reinit(void);
static
void
unset_all(void)
{
const struct varnames *v;
for (v = all_vars; v->lc != NULL; v++)
RE(atf_env_unset(v->uc));
}
static
void
compare_one(const char *var, const char *expvalue)
{
const struct varnames *v;
printf("Checking that %s is set to %s\n", var, expvalue);
for (v = all_vars; v->lc != NULL; v++) {
if (strcmp(v->lc, var) == 0)
ATF_CHECK_STREQ(atf_config_get(v->lc), test_value);
else
ATF_CHECK(strcmp(atf_config_get(v->lc), test_value) != 0);
}
}
/* ---------------------------------------------------------------------
* Test cases for the free functions.
* --------------------------------------------------------------------- */
ATF_TC(get);
ATF_TC_HEAD(get, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests the atf_config_get function");
}
ATF_TC_BODY(get, tc)
{
const struct varnames *v;
/* Unset all known environment variables and make sure the built-in
* values do not match the bogus value we will use for testing. */
unset_all();
__atf_config_reinit();
for (v = all_vars; v->lc != NULL; v++)
ATF_CHECK(strcmp(atf_config_get(v->lc), test_value) != 0);
/* Test the behavior of empty values. */
for (v = all_vars; v->lc != NULL; v++) {
unset_all();
if (strcmp(atf_config_get(v->lc), "") != 0) {
RE(atf_env_set(v->uc, ""));
__atf_config_reinit();
if (v->can_be_empty)
ATF_CHECK(strlen(atf_config_get(v->lc)) == 0);
else
ATF_CHECK(strlen(atf_config_get(v->lc)) > 0);
}
}
/* Check if every variable is recognized individually. */
for (v = all_vars; v->lc != NULL; v++) {
unset_all();
RE(atf_env_set(v->uc, test_value));
__atf_config_reinit();
compare_one(v->lc, test_value);
}
}
/* ---------------------------------------------------------------------
* Tests cases for the header file.
* --------------------------------------------------------------------- */
HEADER_TC(include, "atf-c/config.h");
/* ---------------------------------------------------------------------
* Main.
* --------------------------------------------------------------------- */
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, get);
/* Add the test cases for the header file. */
ATF_TP_ADD_TC(tp, include);
return atf_no_error();
}