[PATCH pynfs v3 04/26] server41tests: add a test for duplicate GET_DIR_DELEGATION requests

---
 nfs4.1/server41tests/st_dir_deleg.py | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/nfs4.1/server41tests/st_dir_deleg.py b/nfs4.1/server41tests/st_dir_deleg.py
index 99768389cfa8..f47d1f6ac053 100644
--- a/nfs4.1/server41tests/st_dir_deleg.py
+++ b/nfs4.1/server41tests/st_dir_deleg.py
@@ -107,3 +107,29 @@ def testDirDelegSimple(t, env):
         open_stateid = res.resarray[-2].stateid
         file_fh = res.resarray[-1].object
         close_file(sess2, file_fh, stateid=open_stateid)
+
+def testDirDelegDuplicate(t, env):
+    """Test that server returns GDD4_UNAVAIL on duplicate GDD4 request
+
+    FLAGS: dirdeleg all
+    CODE: DIRDELEG2
+    """
+    c = env.c1
+    recall = threading.Event()
+    sess1, fh, deleg = _getDirDeleg(t, env, [], recall)
+
+    # get a dir deleg with no notifications
+    ops = [ op.putfh(fh), op.get_dir_delegation(False,
+                                                nfs4lib.list2bitmap([]),
+                                                zerotime, zerotime,
+                                                nfs4lib.list2bitmap([]),
+                                                nfs4lib.list2bitmap([]))]
+    res = sess1.compound(ops)
+    check(res)
+    nfstatus = res.resarray[-1].gddr_res_non_fatal4.gddrnf_status
+    if (nfstatus != GDD4_UNAVAIL):
+        fail("Server replied to duplicate request with %d" % nfstatus)
+
+    ops = [ op.putfh(fh), op.delegreturn(deleg) ]
+    res = sess1.compound(ops)
+    check(res)

-- 
2.54.0