1/* -*- Mode: C++; tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*- */
2/*
3 *     Copyright 2012-2020 Couchbase, Inc.
4 *
5 *   Licensed under the Apache License, Version 2.0 (the "License");
6 *   you may not use this file except in compliance with the License.
7 *   You may obtain a copy of the License at
8 *
9 *       http://www.apache.org/licenses/LICENSE-2.0
10 *
11 *   Unless required by applicable law or agreed to in writing, software
12 *   distributed under the License is distributed on an "AS IS" BASIS,
13 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 *   See the License for the specific language governing permissions and
15 *   limitations under the License.
16 */
17#include "config.h"
18#include <stdio.h>
19/*
20 * The current test suite should not take more than 8 minutes to run.
21 * If you're testing on a really slow system you may set the
22 * environment variable LCB_MAX_TEST_DURATION to the maximum number of
23 * seconds you'd like the tests to take.
24 */
25const int max_duration = 480;
26
27#ifdef _WIN32
28static HANDLE hTimer;
29void CALLBACK test_timed_out(PVOID lpUnused, BOOLEAN bUnused)
30{
31    (void)lpUnused;
32    (void)bUnused;
33    fprintf(stderr, "Tests are taking too long to run. Aborting..\n");
34    abort();
35}
36#endif
37
38void setup_test_timeout_handler(void)
39{
40    char *ptr = getenv("LCB_MAX_TEST_DURATION");
41    int duration = 0;
42    if (ptr != NULL) {
43        duration = atoi(ptr);
44    }
45    if (duration == 0) {
46        duration = max_duration;
47    }
48
49#ifdef HAVE_SETITIMER
50    struct itimerval timer = {.it_value = {.tv_sec = duration}};
51    setitimer(ITIMER_REAL, &timer, NULL);
52#elif defined(HAVE_ALARM)
53    alarm(duration);
54#elif defined(_WIN32)
55    CreateTimerQueueTimer(&hTimer, NULL, test_timed_out, NULL, duration * 1000, 0, 0);
56#else
57    /* print an error message so that we're using the duration variable
58     * and not generate a warning about unused variables ;) */
59    fprintf(stderr, "Tests may run longer than %d due to lack of an alarm\n", duration);
60#endif
61}
62