Move all sources to 'src/'
[lttng-ust.git] / tests / unit / pthread_name / pthread_name.c
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1/*
2 * SPDX-License-Identifier: LGPL-2.1-only
df8b7e52 3 *
c0c0989a 4 * Copyright (C) 2020 Michael Jeanson <mjeanson@efficios.com>
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5 */
6
7#include <stdio.h>
8#include <string.h>
9d4c8b2d 9#include "../../../src/liblttng-ust/compat.h"
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10
11#include "tap.h"
12
13#define TEST_NAME_PROPER_LEN 16
14
4b4a1337 15int main(void)
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16{
17 int ret;
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18 char name1[TEST_NAME_PROPER_LEN];
19 char name2[TEST_NAME_PROPER_LEN];
20 char too_long_name[] = "thisnameistoolong";
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21 char short_name[] = "labatt50";
22 char short_name_ust[] = "labatt50-ust";
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23 char long_name[] = "procrastinating";
24 char long_name_ust[] = "procrastina-ust";
df8b7e52 25
db833f80 26 plan_tests(12);
df8b7e52 27
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28 /* Get the initial thread name */
29 ret = lttng_pthread_getname_np(name1, TEST_NAME_PROPER_LEN);
30 ok(ret == 0, "Get the thread name: '%s'", name1);
31
32 /* Set a thread name of more than 16 bytes, should fail */
33 ret = lttng_pthread_setname_np(too_long_name);
34 ok(ret == ERANGE, "Set a too long thread name: '%s'", too_long_name);
35
36 /* Get the thread name again, shouldn't have changed */
37 ret = lttng_pthread_getname_np(name2, TEST_NAME_PROPER_LEN);
38 ok(ret == 0, "Get the thread name: '%s'", name2);
39 ok(strcmp(name1, name2) == 0, "Compare the initial thread name: '%s' == '%s'", name1, name2);
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40
41 /* Set a thread name of less than 16 bytes */
42 ret = lttng_pthread_setname_np(short_name);
db833f80 43 ok(ret == 0, "Set a short thread name: '%s'", short_name);
df8b7e52 44
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45 /* Get the thread name again, should be the one we set */
46 ret = lttng_pthread_getname_np(name1, TEST_NAME_PROPER_LEN);
47 ok(ret == 0, "Get a short thread name: '%s'", name1);
48 ok(strcmp(short_name, name1) == 0, "Compare the short thread name: '%s' == '%s'", short_name, name1);
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49
50 /* Append "-ust" to the thread name */
51 lttng_ust_setustprocname();
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52 ret = lttng_pthread_getname_np(name1, TEST_NAME_PROPER_LEN);
53 ok(strcmp(short_name_ust, name1) == 0, "Compare the short UST thread name: '%s' == '%s'", short_name_ust, name1);
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54
55
db833f80 56 /* Set a thread name of 16 bytes */
df8b7e52 57 ret = lttng_pthread_setname_np(long_name);
db833f80 58 ok(ret == 0, "Set a long thread name: '%s'", long_name);
df8b7e52 59
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60 /* Get the thread name again, should be the one we set */
61 ret = lttng_pthread_getname_np(name1, TEST_NAME_PROPER_LEN);
62 ok(ret == 0, "Get a long thread name: '%s'", name1);
63 ok(strncmp(long_name, name1, TEST_NAME_PROPER_LEN - 1) == 0, "Compare the long thread name: '%s' == '%s'", long_name, name1);
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64
65 /* Append "-ust" to the thread name which will truncate its end */
66 lttng_ust_setustprocname();
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67 ret = lttng_pthread_getname_np(name1, TEST_NAME_PROPER_LEN);
68 ok(strcmp(long_name_ust, name1) == 0, "Compare the long UST thread name: '%s' == '%s'", long_name_ust, name1);
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69
70 return exit_status();
71}
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