From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Fri, 12 Oct 2018 02:45:20 +0000 (+0900)
Subject: test: add test for 'thread safety' of sd-device
X-Git-Tag: v240~570^2~4
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=a6ee01caf3409ba9820e8824b9262fbac31a9f77;p=thirdparty%2Fsystemd.git

test: add test for 'thread safety' of sd-device

This adds a test for a5d8835c78112206bbf0812dd4cb471f803bfe88.
---

diff --git a/src/libsystemd/sd-device/test-sd-device-thread.c b/src/libsystemd/sd-device/test-sd-device-thread.c
new file mode 100644
index 00000000000..9f1c02373f4
--- /dev/null
+++ b/src/libsystemd/sd-device/test-sd-device-thread.c
@@ -0,0 +1,39 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+
+#include <pthread.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "sd-device.h"
+
+#include "device-util.h"
+#include "macro.h"
+
+static void* thread(void *p) {
+        sd_device **d = p;
+
+        assert_se(!(*d = sd_device_unref(*d)));
+
+        return NULL;
+}
+
+int main(int argc, char *argv[]) {
+        sd_device *loopback;
+        pthread_t t;
+        const char *key, *value;
+
+        assert_se(unsetenv("SYSTEMD_MEMPOOL") == 0);
+
+        assert_se(sd_device_new_from_syspath(&loopback, "/sys/class/net/lo") >= 0);
+
+        FOREACH_DEVICE_PROPERTY(loopback, key, value)
+                printf("%s=%s\n", key, value);
+
+        assert_se(pthread_create(&t, NULL, thread, &loopback) == 0);
+        assert_se(pthread_join(t, NULL) == 0);
+
+        assert_se(!loopback);
+
+        return 0;
+}
diff --git a/src/test/meson.build b/src/test/meson.build
index daf5e7c76a4..9ce0bdec78b 100644
--- a/src/test/meson.build
+++ b/src/test/meson.build
@@ -904,6 +904,12 @@ tests += [
         [['src/libsystemd/sd-device/test-sd-device.c'],
          [],
          []],
+
+        [['src/libsystemd/sd-device/test-sd-device-thread.c'],
+         [libbasic,
+          libshared_static,
+          libsystemd],
+         [threads]],
 ]
 
 if cxx.found()