diff --git a/test/units/testsuite-74.capsule.sh b/test/units/testsuite-74.capsule.sh
new file mode 100755
index 0000000000..e7b5c87747
--- /dev/null
+++ b/test/units/testsuite-74.capsule.sh
@@ -0,0 +1,53 @@
+#!/usr/bin/env bash
+# SPDX-License-Identifier: LGPL-2.1-or-later
+# shellcheck disable=SC2235
+set -eux
+set -o pipefail
+
+at_exit() {
+    set +e
+    systemctl --no-block stop capsule@foobar.service
+    rm -rf /run/capsules/foobar
+    rm -rf /var/lib/capsules/foobar
+    rm -f /run/systemd/system/capsule@.service.d/99-asan.conf
+}
+
+trap at_exit EXIT
+
+# Appease ASan, since the capsule@.service uses DynamicUser=yes
+systemctl edit --runtime --stdin capsule@.service --drop-in=99-asan.conf <<EOF
+[Service]
+EnvironmentFile=-/usr/lib/systemd/systemd-asan-env
+EOF
+
+(! test -f /run/capsules/foobar )
+(! test -f /var/lib/capsules/foobar )
+(! id -u c-foobar )
+
+systemctl start capsule@foobar.service
+
+test -d /run/capsules/foobar
+test -d /var/lib/capsules/foobar
+id -u c-foobar
+
+systemctl status capsule@foobar.service
+
+busctl -C foobar
+
+systemctl -C foobar
+
+systemd-run -C foobar -u sleepinfinity /bin/sleep infinity
+
+systemctl -C foobar status sleepinfinity
+
+systemctl -C foobar stop sleepinfinity
+
+(! systemctl clean capsule@foobar.service )
+
+systemctl stop capsule@foobar.service
+
+systemctl clean capsule@foobar.service --what=all
+
+(! test -f /run/capsules/foobar )
+(! test -f /var/lib/capsules/foobar )
+(! id -u c-foobar )