test: exclude "bdi" subsystem and loop block devices

On several CI environments, it seems that some loop block devices and
corresponding bdi devices are sometimes removed during the test is
running. Let's exclude them.

Fixes #22970.

diff --git a/src/libsystemd/sd-device/test-sd-device.c b/src/libsystemd/sd-device/test-sd-device.c
index 7bc61354067cd0f7b80a85d8fe53c227af82d44a..3bd3761f3be6822f9c7107f01852938fbc7c8e93 100644 (file)
--- a/src/libsystemd/sd-device/test-sd-device.c
+++ b/src/libsystemd/sd-device/test-sd-device.c
@@ -182,6 +182,10 @@ TEST(sd_device_enumerator_devices) {
 
         assert_se(sd_device_enumerator_new(&e) >= 0);
         assert_se(sd_device_enumerator_allow_uninitialized(e) >= 0);
+        /* On some CI environments, it seems some loop block devices and corresponding bdi devices sometimes
+         * disappear during running this test. Let's exclude them here for stability. */
+        assert_se(sd_device_enumerator_add_match_subsystem(e, "bdi", false) >= 0);
+        assert_se(sd_device_enumerator_add_nomatch_sysname(e, "loop*") >= 0);
         FOREACH_DEVICE(e, d)
                 test_sd_device_one(d);
 }
@@ -208,6 +212,8 @@ static void test_sd_device_enumerator_filter_subsystem_one(
 
         assert_se(sd_device_enumerator_new(&e) >= 0);
         assert_se(sd_device_enumerator_add_match_subsystem(e, subsystem, true) >= 0);
+        if (streq(subsystem, "block"))
+                assert_se(sd_device_enumerator_add_nomatch_sysname(e, "loop*") >= 0);
 
         FOREACH_DEVICE(e, d) {
                 const char *syspath;
@@ -250,6 +256,9 @@ TEST(sd_device_enumerator_filter_subsystem) {
 
         assert_se(subsystems = hashmap_new(&string_hash_ops));
         assert_se(sd_device_enumerator_new(&e) >= 0);
+        /* See comments in TEST(sd_device_enumerator_devices). */
+        assert_se(sd_device_enumerator_add_match_subsystem(e, "bdi", false) >= 0);
+        assert_se(sd_device_enumerator_add_nomatch_sysname(e, "loop*") >= 0);
 
         FOREACH_DEVICE(e, d) {
                 const char *syspath, *subsystem;