1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
|
//
// Copyright 2018 Staysail Systems, Inc. <info@staysail.tech>
// Copyright 2018 Capitar IT Group BV <info@capitar.com>
//
// This software is supplied under the terms of the MIT License, a
// copy of which should be located in the distribution where this
// file was obtained (LICENSE.txt). A copy of the license may also be
// found online at https://opensource.org/licenses/MIT.
//
#include "convey.h"
#include "nng.h"
#include "supplemental/util/platform.h"
#include "stubs.h"
struct addarg {
int cnt;
nng_mtx *mx;
nng_cv * cv;
};
void
add(void *arg)
{
struct addarg *aa = arg;
nng_mtx_lock(aa->mx);
aa->cnt++;
nng_cv_wake(aa->cv);
nng_mtx_unlock(aa->mx);
}
TestMain("Platform Operations", {
// This is required for anything else to work
Convey("The clock works", {
uint64_t now = getms();
Convey("usleep works", {
nng_msleep(100);
So((getms() - now) >= 100); // cannot be *shorter*!!
So((getms() - now) < 200); // crummy clock resolution?
});
Convey("times work", {
uint64_t msend;
int usdelta;
int msdelta;
nng_time usend;
nng_time usnow = nng_clock();
nng_msleep(200);
usend = nng_clock();
msend = getms();
So(usend > usnow);
So(msend > now);
usdelta = (int) (usend - usnow);
msdelta = (int) (msend - now);
So(usdelta >= 200);
So(usdelta < 250); // increased tolerance for CIs
So(abs(msdelta - usdelta) < 50);
});
});
Convey("Mutexes work", {
static nng_mtx *mx;
So(nng_mtx_alloc(&mx) == 0);
Reset({ nng_mtx_free(mx); });
Convey("We can lock and unlock mutex", {
nng_mtx_lock(mx);
So(1);
nng_mtx_unlock(mx);
So(1);
Convey("And then lock it again", {
nng_mtx_lock(mx);
So(1);
nng_mtx_unlock(mx);
So(1);
});
});
});
Convey("Threads work", {
static nng_thread *thr;
int rv;
struct addarg aa;
So(nng_mtx_alloc(&aa.mx) == 0);
So(nng_cv_alloc(&aa.cv, aa.mx) == 0);
Reset({
nng_mtx_free(aa.mx);
nng_cv_free(aa.cv);
});
aa.cnt = 0;
Convey("We can create threads", {
rv = nng_thread_create(&thr, add, &aa);
So(rv == 0);
Reset({ nng_thread_destroy(thr); });
Convey("It ran", {
int val;
nng_mtx_lock(aa.mx);
while ((val = aa.cnt) == 0) {
nng_cv_wait(aa.cv);
}
nng_mtx_unlock(aa.mx);
So(val == 1);
});
});
});
})
|
