diff --git a/test/python/Utils_t/Patterns_t.py b/test/python/Utils_t/Patterns_t.py
index 27320cb36a..f5a42eaa74 100644
--- a/test/python/Utils_t/Patterns_t.py
+++ b/test/python/Utils_t/Patterns_t.py
@@ -2,18 +2,17 @@
 Patterns_t module provide unit tests for Patterns module
 Unittests for Utilities functions
 """
-
-
 import time
 import unittest
-from Utils.Patterns import Singleton
+from Utils.Patterns import Singleton, getDomainName
 
 
-class Test(object, metaclass=Singleton):#Test(with_metaclass(Singleton, object)):
+class Test(object, metaclass=Singleton):
     "Example of Singleton class"
     def __init__(self):
         self.time = time.time()
 
+
 class PatternsTests(unittest.TestCase):
     """
     unittest for Patterns functions
@@ -27,5 +26,19 @@ def testSingleton(self):
         self.assertEqual(obj1.time, obj2.time)
         self.assertEqual(id(obj1), id(obj2))
 
+
+    def testGetDomainName(self):
+        "Test the getDomainName function"
+        # test with http protocol
+        self.assertEqual(getDomainName("http://cmsweb.cern.ch/blah/two"), "cmsweb")
+        # test with https protocol
+        self.assertEqual(getDomainName("https://cmsweb.cern.ch/blah/two"), "cmsweb")
+        self.assertEqual(getDomainName("https://cmsweb-testbed.cern.ch"), "cmsweb-testbed")
+        self.assertEqual(getDomainName("https://cmsweb-preprod.cern.ch"), "cmsweb-preprod")
+        self.assertEqual(getDomainName("https://cmsweb-test3.cern.ch"), "cmsweb-test3")
+        # test with unexpected/wrong URL
+        self.assertEqual(getDomainName("https://cmsweb.blah.ch"), "")
+
+
 if __name__ == '__main__':
     unittest.main()
diff --git a/test/python/WMCore_t/WMSpec_t/Steps_t/Fetchers_t/PileupFetcher_t.py b/test/python/WMCore_t/WMSpec_t/Steps_t/Fetchers_t/PileupFetcher_t.py
index dde68f3bae..5a25d68809 100644
--- a/test/python/WMCore_t/WMSpec_t/Steps_t/Fetchers_t/PileupFetcher_t.py
+++ b/test/python/WMCore_t/WMSpec_t/Steps_t/Fetchers_t/PileupFetcher_t.py
@@ -96,15 +96,17 @@ def _queryAndCompareWithDBS(self, pileupDict, pileupConfig, dbsUrl):
 
             for dataset in datasets:
                 dbsBlocks = reader.listFileBlocks(dataset=dataset)
-                rucioBlocksLocation = rucioObj.getPileupLockedAndAvailable(dataset,
-                                                                           account=self.rucioAcct)
+                rucioBlocks = rucioObj.getBlocksInContainer(container=dataset)
+                print(f"DBS knows {len(dbsBlocks)} while Rucio knows {len(rucioBlocks)} blocks for {dataset}")
+                # now pileup data location comes from MSPileup (from MockMSPileupAPI)
+                rucioBlocksLocation = ["T2_XX_SiteA", "T2_XX_SiteB", "T2_XX_SiteC"]
 
                 # first, validate the number of blocks and their names
                 self.assertItemsEqual(list(blockDict), dbsBlocks)
-                self.assertItemsEqual(list(blockDict), list(rucioBlocksLocation))
+                self.assertItemsEqual(list(blockDict), rucioBlocks)
                 # now validate the block location between Rucio and PileupFetcher
                 for block, blockLocation in viewitems(blockDict):
-                    self.assertItemsEqual(blockLocation['PhEDExNodeNames'], rucioBlocksLocation[block])
+                    self.assertItemsEqual(blockLocation['PhEDExNodeNames'], rucioBlocksLocation)
 
                     # finally, validate the files
                     fileList = []