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/*
* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
*
* SPDX-License-Identifier: MPL-2.0
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, you can obtain one at https://mozilla.org/MPL/2.0/.
*
* See the COPYRIGHT file distributed with this work for additional
* information regarding copyright ownership.
*/
#include <inttypes.h>
#include <limits.h>
#include <sched.h> /* IWYU pragma: keep */
#include <setjmp.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#define UNIT_TESTING
#include <cmocka.h>
#include <isc/attributes.h>
#include <isc/dir.h>
#include <isc/mem.h>
#include <isc/result.h>
#include <isc/types.h>
#include <isc/util.h>
noreturn void
_fail(const char *const file, const int line);
#include <ns/hooks.h>
#include <tests/ns.h>
/*%
* Structure containing parameters for run_full_path_test().
*/
typedef struct {
const ns_test_id_t id; /* libns test identifier */
const char *input; /* source string - plugin name or path
* */
size_t output_size; /* size of target char array to
* allocate */
isc_result_t result; /* expected return value */
const char *output; /* expected output string */
} ns_plugin_expandpath_test_params_t;
/*%
* Perform a single ns_plugin_expandpath() check using given parameters.
*/
static void
run_full_path_test(const ns_plugin_expandpath_test_params_t *test,
void **state) {
char **target = (char **)state;
isc_result_t result;
REQUIRE(test != NULL);
REQUIRE(test->id.description != NULL);
REQUIRE(test->input != NULL);
REQUIRE(test->result != ISC_R_SUCCESS || test->output != NULL);
/*
* Prepare a target buffer of given size. Store it in 'state' so that
* it can get cleaned up by _teardown() if the test fails.
*/
*target = isc_mem_allocate(mctx, test->output_size);
/*
* Call ns_plugin_expandpath().
*/
result = ns_plugin_expandpath(test->input, *target, test->output_size);
/*
* Check return value.
*/
if (result != test->result) {
fail_msg("# test \"%s\" on line %d: "
"expected result %d (%s), got %d (%s)",
test->id.description, test->id.lineno, test->result,
isc_result_totext(test->result), result,
isc_result_totext(result));
}
/*
* Check output string if return value indicates success.
*/
if (result == ISC_R_SUCCESS && strcmp(*target, test->output) != 0) {
fail_msg("# test \"%s\" on line %d: "
"expected output \"%s\", got \"%s\"",
test->id.description, test->id.lineno, test->output,
*target);
}
isc_mem_free(mctx, *target);
}
/* test ns_plugin_expandpath() */
ISC_RUN_TEST_IMPL(ns_plugin_expandpath) {
size_t i;
const ns_plugin_expandpath_test_params_t tests[] = {
{
NS_TEST_ID("correct use with an absolute path"),
.input = "/usr/lib/named/foo.so",
.output_size = PATH_MAX,
.result = ISC_R_SUCCESS,
.output = "/usr/lib/named/foo.so",
},
{
NS_TEST_ID("correct use with a relative path"),
.input = "../../foo.so",
.output_size = PATH_MAX,
.result = ISC_R_SUCCESS,
.output = "../../foo.so",
},
{
NS_TEST_ID("correct use with a filename"),
.input = "foo.so",
.output_size = PATH_MAX,
.result = ISC_R_SUCCESS,
.output = NAMED_PLUGINDIR "/foo.so",
},
{
NS_TEST_ID("no space at all in target buffer"),
.input = "/usr/lib/named/foo.so",
.output_size = 0,
.result = ISC_R_NOSPACE,
},
{
NS_TEST_ID("target buffer too small to fit input"),
.input = "/usr/lib/named/foo.so",
.output_size = 1,
.result = ISC_R_NOSPACE,
},
{
NS_TEST_ID("target buffer too small to fit NULL byte"),
.input = "/foo.so",
.output_size = 7,
.result = ISC_R_NOSPACE,
},
{
NS_TEST_ID("target buffer too small to fit full path"),
.input = "foo.so",
.output_size = 7,
.result = ISC_R_NOSPACE,
},
};
for (i = 0; i < sizeof(tests) / sizeof(tests[0]); i++) {
run_full_path_test(&tests[i], state);
}
}
ISC_TEST_LIST_START
ISC_TEST_ENTRY_CUSTOM(ns_plugin_expandpath, setup_managers, teardown_managers)
ISC_TEST_LIST_END
ISC_TEST_MAIN
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