summaryrefslogtreecommitdiffstats
path: root/src/test/test-log.c
blob: e337a3c7df397395f5be9630e463ebeb5405face (plain)
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
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
/* SPDX-License-Identifier: LGPL-2.1-or-later */

#include <stddef.h>
#include <unistd.h>

#include "format-util.h"
#include "io-util.h"
#include "log.h"
#include "process-util.h"
#include "string-util.h"
#include "strv.h"

assert_cc(IS_SYNTHETIC_ERRNO(SYNTHETIC_ERRNO(EINVAL)));
assert_cc(!IS_SYNTHETIC_ERRNO(EINVAL));
assert_cc(IS_SYNTHETIC_ERRNO(SYNTHETIC_ERRNO(0)));
assert_cc(!IS_SYNTHETIC_ERRNO(0));

#define X10(x) x x x x x x x x x x
#define X100(x) X10(X10(x))
#define X1000(x) X100(X10(x))

static void test_file(void) {
        log_info("__FILE__: %s", __FILE__);
        log_info("RELATIVE_SOURCE_PATH: %s", RELATIVE_SOURCE_PATH);
        log_info("PROJECT_FILE: %s", PROJECT_FILE);

        assert_se(startswith(__FILE__, RELATIVE_SOURCE_PATH "/"));
}

static void test_log_struct(void) {
        log_struct(LOG_INFO,
                   "MESSAGE=Waldo PID="PID_FMT" (no errno)", getpid_cached(),
                   "SERVICE=piepapo");

        /* The same as above, just using LOG_MESSAGE(), which is generally recommended */
        log_struct(LOG_INFO,
                   LOG_MESSAGE("Waldo PID="PID_FMT" (no errno)", getpid_cached()),
                   "SERVICE=piepapo");

        log_struct_errno(LOG_INFO, EILSEQ,
                         LOG_MESSAGE("Waldo PID="PID_FMT": %m (normal)", getpid_cached()),
                         "SERVICE=piepapo");

        log_struct_errno(LOG_INFO, SYNTHETIC_ERRNO(EILSEQ),
                         LOG_MESSAGE("Waldo PID="PID_FMT": %m (synthetic)", getpid_cached()),
                         "SERVICE=piepapo");

        log_struct(LOG_INFO,
                   LOG_MESSAGE("Foobar PID="PID_FMT, getpid_cached()),
                   "FORMAT_STR_TEST=1=%i A=%c 2=%hi 3=%li 4=%lli 1=%p foo=%s 2.5=%g 3.5=%g 4.5=%Lg",
                   (int) 1, 'A', (short) 2, (long int) 3, (long long int) 4, (void*) 1, "foo", (float) 2.5f, (double) 3.5, (long double) 4.5,
                   "SUFFIX=GOT IT");
}

static void test_long_lines(void) {
        log_object_internal(LOG_NOTICE,
                            EUCLEAN,
                            X1000("abcd_") ".txt",
                            1000000,
                            X1000("fff") "unc",
                            "OBJECT=",
                            X1000("obj_") "ect",
                            "EXTRA=",
                            X1000("ext_") "tra",
                            "asdfasdf %s asdfasdfa", "foobar");
}

static void test_log_syntax(void) {
        assert_se(log_syntax("unit", LOG_ERR, "filename", 10, EINVAL, "EINVAL: %s: %m", "hogehoge") == -EINVAL);
        assert_se(log_syntax("unit", LOG_ERR, "filename", 10, -ENOENT, "ENOENT: %s: %m", "hogehoge") == -ENOENT);
        assert_se(log_syntax("unit", LOG_ERR, "filename", 10, SYNTHETIC_ERRNO(ENOTTY), "ENOTTY: %s: %m", "hogehoge") == -ENOTTY);
}

static void test_log_context(void) {
        {
                char **strv = STRV_MAKE("FIRST=abc", "SECOND=qrs");

                LOG_CONTEXT_PUSH("THIRD=pfs");
                LOG_CONTEXT_PUSH("FOURTH=def");
                LOG_CONTEXT_PUSH_STRV(strv);
                LOG_CONTEXT_PUSH_STRV(strv);

                /* Test that the log context was set up correctly. The strv we pushed twice should only
                 * result in one log context which is reused. */
                assert_se(log_context_num_contexts() == 3);
                assert_se(log_context_num_fields() == 4);

                /* Test that everything still works with modifications to the log context. */
                test_log_struct();
                test_long_lines();
                test_log_syntax();

                {
                        LOG_CONTEXT_PUSH("FIFTH=123");
                        LOG_CONTEXT_PUSH_STRV(strv);

                        /* Check that our nested fields got added correctly. */
                        assert_se(log_context_num_contexts() == 4);
                        assert_se(log_context_num_fields() == 5);

                        /* Test that everything still works in a nested block. */
                        test_log_struct();
                        test_long_lines();
                        test_log_syntax();
                }

                /* Check that only the fields from the nested block got removed. */
                assert_se(log_context_num_contexts() == 3);
                assert_se(log_context_num_fields() == 4);
        }

        assert_se(log_context_num_contexts() == 0);
        assert_se(log_context_num_fields() == 0);

        {
                _cleanup_(log_context_unrefp) LogContext *ctx = NULL;

                char **strv = STRV_MAKE("SIXTH=ijn", "SEVENTH=PRP");
                assert_se(ctx = log_context_new_strv(strv, /*owned=*/ false));

                assert_se(log_context_num_contexts() == 1);
                assert_se(log_context_num_fields() == 2);

                /* Test that everything still works with a manually configured log context. */
                test_log_struct();
                test_long_lines();
                test_log_syntax();
        }

        {
                char **strv = NULL;

                assert_se(strv = strv_new("ABC", "DEF"));
                LOG_CONTEXT_CONSUME_STRV(strv);

                assert_se(log_context_num_contexts() == 1);
                assert_se(log_context_num_fields() == 2);
        }

        {
                /* Test that everything still works with a mixed strv and iov. */
                struct iovec iov[] = {
                        IOVEC_MAKE_STRING("ABC=def"),
                        IOVEC_MAKE_STRING("GHI=jkl"),
                };
                _cleanup_free_ struct iovec_wrapper *iovw = iovw_new();
                assert_se(iovw);
                assert_se(iovw_consume(iovw, strdup("MNO=pqr"), STRLEN("MNO=pqr") + 1) == 0);

                LOG_CONTEXT_PUSH_IOV(iov, ELEMENTSOF(iov));
                LOG_CONTEXT_PUSH_IOV(iov, ELEMENTSOF(iov));
                LOG_CONTEXT_CONSUME_IOV(iovw->iovec, iovw->count);
                LOG_CONTEXT_PUSH("STU=vwx");

                assert_se(log_context_num_contexts() == 3);
                assert_se(log_context_num_fields() == 4);

                test_log_struct();
                test_long_lines();
                test_log_syntax();
        }

        {
                LOG_CONTEXT_PUSH_KEY_VALUE("ABC=", "QED");
                LOG_CONTEXT_PUSH_KEY_VALUE("ABC=", "QED");
                assert_se(log_context_num_contexts() == 1);
                assert_se(log_context_num_fields() == 1);

                test_log_struct();
                test_long_lines();
                test_log_syntax();
        }

        assert_se(log_context_num_contexts() == 0);
        assert_se(log_context_num_fields() == 0);
}

static void test_log_prefix(void) {
        {
                LOG_SET_PREFIX("ABC");

                test_log_struct();
                test_long_lines();
                test_log_syntax();

                {
                        LOG_SET_PREFIX("QED");

                        test_log_struct();
                        test_long_lines();
                        test_log_syntax();
                }

                test_log_struct();
                test_long_lines();
                test_log_syntax();
        }

        test_log_struct();
        test_long_lines();
        test_log_syntax();
}

int main(int argc, char* argv[]) {
        test_file();

        assert_se(log_info_errno(SYNTHETIC_ERRNO(EUCLEAN), "foo") == -EUCLEAN);

        for (int target = 0; target < _LOG_TARGET_MAX; target++) {
                log_set_target(target);
                log_open();

                test_log_struct();
                test_long_lines();
                test_log_syntax();
                test_log_context();
                test_log_prefix();
        }

        return 0;
}