1 files changed, 88 insertions, 0 deletions
diff --git a/src/test/test-log.c b/src/test/test-log.c
new file mode 100644
index 0000000..ae3d073
--- /dev/null
+++ b/src/test/test-log.c
@@ -0,0 +1,88 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+
+#include <stddef.h>
+#include <unistd.h>
+
+#include "format-util.h"
+#include "log.h"
+#include "process-util.h"
+#include "string-util.h"
+#include "util.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);
+}
+
+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();
+        }
+
+        return 0;
+}