diff --git a/tests/test_nfs_stability_role.py b/tests/test_nfs_stability_role.py
new file mode 100644
index 0000000..820ddfd
--- /dev/null
+++ b/tests/test_nfs_stability_role.py
@@ -0,0 +1,27 @@
+from pathlib import Path
+
+ROLE = Path("roles/nfs_stability/tasks/main.yml").read_text()
+SITE = Path("site.yml").read_text()
+
+
+def test_recovery_is_non_destructive():
+    assert "systemctl restart" not in ROLE
+    assert "OnUnitActiveSec" not in ROLE
+    assert "systemctl start" in ROLE
+
+
+def test_recovery_validates_real_nfs_and_mergerfs_mounts():
+    assert "-t nfs,nfs4" in ROLE
+    assert "-t fuse.mergerfs" in ROLE
+    assert all(path in ROLE for path in ("/mnt/nas", "/mnt/qnap1", "/mnt/qnap2", "/mnt/media"))
+
+
+def test_legacy_loop_is_stopped_before_replacement():
+    stop_at = ROLE.index("Stop and disable the destructive legacy retry timer first")
+    install_at = ROLE.index("Install once-per-boot NFS recovery timer")
+    assert stop_at < install_at
+
+
+def test_role_is_scoped_to_media_mount_hosts():
+    assert "hosts: emby-sascha:emby-chris:arrapps" in SITE
+    assert "- nfs_stability" in SITE