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https://gitlab.torproject.org/tpo/core/tor.git
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84 lines
1.8 KiB
C
84 lines
1.8 KiB
C
/* Copyright (c) 2010-2018, The Tor Project, Inc. */
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/* See LICENSE for licensing information */
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#define UTIL_PROCESS_PRIVATE
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#include "orconfig.h"
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#include "core/or/or.h"
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#include "test/test.h"
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#include "lib/process/waitpid.h"
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#include "test/log_test_helpers.h"
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#ifndef _WIN32
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#define NS_MODULE util_process
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static void
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temp_callback(int r, void *s)
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{
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(void)r;
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(void)s;
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}
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static void
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test_util_process_set_waitpid_callback(void *ignored)
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{
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(void)ignored;
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waitpid_callback_t *res1 = NULL, *res2 = NULL;
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setup_full_capture_of_logs(LOG_WARN);
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pid_t pid = (pid_t)42;
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res1 = set_waitpid_callback(pid, temp_callback, NULL);
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tt_assert(res1);
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res2 = set_waitpid_callback(pid, temp_callback, NULL);
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tt_assert(res2);
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expect_single_log_msg(
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"Replaced a waitpid monitor on pid 42. That should be "
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"impossible.\n");
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done:
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teardown_capture_of_logs();
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clear_waitpid_callback(res1);
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clear_waitpid_callback(res2);
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}
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static void
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test_util_process_clear_waitpid_callback(void *ignored)
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{
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(void)ignored;
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waitpid_callback_t *res;
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setup_capture_of_logs(LOG_WARN);
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pid_t pid = (pid_t)43;
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clear_waitpid_callback(NULL);
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res = set_waitpid_callback(pid, temp_callback, NULL);
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clear_waitpid_callback(res);
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expect_no_log_entry();
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#if 0
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/* No. This is use-after-free. We don't _do_ that. XXXX */
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clear_waitpid_callback(res);
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expect_log_msg("Couldn't remove waitpid monitor for pid 43.\n");
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#endif
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done:
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teardown_capture_of_logs();
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}
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#endif /* !defined(_WIN32) */
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#ifndef _WIN32
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#define TEST(name) { #name, test_util_process_##name, 0, NULL, NULL }
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#else
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#define TEST(name) { #name, NULL, TT_SKIP, NULL, NULL }
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#endif
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struct testcase_t util_process_tests[] = {
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TEST(set_waitpid_callback),
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TEST(clear_waitpid_callback),
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END_OF_TESTCASES
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};
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