1 /**
2 * collectd - src/utils_format_json_test.c
3 * Copyright (C) 2015 Florian octo Forster
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
22 *
23 * Authors:
24 * Florian octo Forster <octo at collectd.org>
25 */
27 /* Workaround for Solaris 10 defining label_t
28 * Issue #1301
29 */
31 #include "config.h"
32 #if KERNEL_SOLARIS
33 # ifndef _POSIX_C_SOURCE
34 # define _POSIX_C_SOURCE 200112L
35 # endif
36 # undef __EXTENSIONS__
37 #endif
39 #include "collectd.h"
41 #include "testing.h"
42 #include "utils_format_json.h"
43 #include "common.h" /* for STATIC_ARRAY_SIZE */
45 #include <yajl/yajl_common.h>
46 #include <yajl/yajl_parse.h>
47 #if HAVE_YAJL_YAJL_VERSION_H
48 # include <yajl/yajl_version.h>
49 #endif
50 #if YAJL_MAJOR > 1
51 # define HAVE_YAJL_V2 1
52 #endif
54 typedef struct
55 {
56 char const *key;
57 char const *value;
58 } label_t;
60 typedef struct
61 {
62 label_t *expected_labels;
63 size_t expected_labels_num;
65 label_t *current_label;
66 } test_case_t;
68 #if HAVE_YAJL_V2
69 static int test_map_key (void *ctx, unsigned char const *key, size_t key_len)
70 #else
71 static int test_map_key (void *ctx, unsigned char const *key, unsigned int key_len)
72 #endif
73 {
74 test_case_t *c = ctx;
75 size_t i;
77 c->current_label = NULL;
78 for (i = 0; i < c->expected_labels_num; i++)
79 {
80 label_t *l = c->expected_labels + i;
81 if ((strlen (l->key) == key_len)
82 && (strncmp (l->key, (char const *) key, key_len) == 0))
83 {
84 c->current_label = l;
85 break;
86 }
87 }
89 return 1; /* continue */
90 }
92 static int expect_label (char const *name, char const *got, char const *want)
93 {
94 _Bool ok = (strcmp (got, want) == 0);
95 char msg[1024];
97 if (ok)
98 snprintf (msg, sizeof (msg), "label[\"%s\"] = \"%s\"", name, got);
99 else
100 snprintf (msg, sizeof (msg), "label[\"%s\"] = \"%s\", want \"%s\"", name, got, want);
102 OK1 (ok, msg);
103 return 0;
104 }
106 #if HAVE_YAJL_V2
107 static int test_string (void *ctx, unsigned char const *value, size_t value_len)
108 #else
109 static int test_string (void *ctx, unsigned char const *value, unsigned int value_len)
110 #endif
111 {
112 test_case_t *c = ctx;
114 if (c->current_label != NULL)
115 {
116 label_t *l = c->current_label;
117 char *got;
118 int status;
120 got = malloc (value_len + 1);
121 memmove (got, value, value_len);
122 got[value_len] = 0;
124 status = expect_label (l->key, got, l->value);
126 free (got);
128 if (status != 0)
129 return 0; /* abort */
130 }
132 return 1; /* continue */
133 }
135 static int expect_json_labels (char *json, label_t *labels, size_t labels_num)
136 {
137 yajl_callbacks funcs = {
138 .yajl_string = test_string,
139 .yajl_map_key = test_map_key,
140 };
142 test_case_t c = { labels, labels_num, NULL };
144 yajl_handle hndl;
145 #if HAVE_YAJL_V2
146 CHECK_NOT_NULL (hndl = yajl_alloc (&funcs, /* alloc = */ NULL, &c));
147 #else
148 CHECK_NOT_NULL (hndl = yajl_alloc (&funcs, /* config = */ NULL, /* alloc = */ NULL, &c));
149 #endif
150 OK (yajl_parse (hndl, (unsigned char *) json, strlen (json)) == yajl_status_ok);
152 yajl_free (hndl);
153 return 0;
154 }
156 DEF_TEST(notification)
157 {
158 label_t labels[] = {
159 {"summary", "this is a message"},
160 {"alertname", "collectd_unit_test"},
161 {"instance", "example.com"},
162 {"service", "collectd"},
163 {"unit", "case"},
164 };
166 /* 1448284606.125 ^= 1555083754651779072 */
167 notification_t n = { NOTIF_WARNING, 1555083754651779072ULL, "this is a message",
168 "example.com", "unit", "", "test", "case", NULL };
170 char got[1024];
171 CHECK_ZERO (format_json_notification (got, sizeof (got), &n));
172 // printf ("got = \"%s\";\n", got);
174 return expect_json_labels (got, labels, STATIC_ARRAY_SIZE (labels));
175 }
177 int main (void)
178 {
179 RUN_TEST(notification);
181 END_TEST;
182 }