diff --git a/tests/test-remotefilelog-datapack.py b/tests/test-remotefilelog-datapack.py
--- a/tests/test-remotefilelog-datapack.py
+++ b/tests/test-remotefilelog-datapack.py
@@ -79,11 +79,11 @@
         revisions = [(filename, node, nullid, content)]
         pack = self.createPack(revisions)
         if self.paramsavailable:
-            self.assertEquals(pack.params.fanoutprefix,
-                              basepack.SMALLFANOUTPREFIX)
+            self.assertEqual(pack.params.fanoutprefix,
+                             basepack.SMALLFANOUTPREFIX)
 
         chain = pack.getdeltachain(filename, node)
-        self.assertEquals(content, chain[0][4])
+        self.assertEqual(content, chain[0][4])
 
     def testAddSingle(self):
         self._testAddSingle('')
@@ -106,10 +106,10 @@
 
         for filename, node, base, content in revisions:
             entry = pack.getdelta(filename, node)
-            self.assertEquals((content, filename, base, {}), entry)
+            self.assertEqual((content, filename, base, {}), entry)
 
             chain = pack.getdeltachain(filename, node)
-            self.assertEquals(content, chain[0][4])
+            self.assertEqual(content, chain[0][4])
 
     def testAddDeltas(self):
         """Test putting multiple delta blobs into a pack and read the chain.
@@ -127,13 +127,13 @@
 
         entry = pack.getdelta(filename, revisions[0][1])
         realvalue = (revisions[0][3], filename, revisions[0][2], {})
-        self.assertEquals(entry, realvalue)
+        self.assertEqual(entry, realvalue)
 
         # Test that the chain for the final entry has all the others
         chain = pack.getdeltachain(filename, node)
         for i in range(10):
             content = "abcdef%s" % i
-            self.assertEquals(content, chain[-i - 1][4])
+            self.assertEqual(content, chain[-i - 1][4])
 
     def testPackMany(self):
         """Pack many related and unrelated objects.
@@ -162,7 +162,7 @@
             chain = pack.getdeltachain(filename, node)
             for entry in chain:
                 expectedcontent = blobs[(entry[0], entry[1], entry[3])]
-                self.assertEquals(entry[4], expectedcontent)
+                self.assertEqual(entry[4], expectedcontent)
 
     def testPackMetadata(self):
         revisions = []
@@ -181,7 +181,7 @@
             # flag == 0 should be optimized out
             if origmeta[constants.METAKEYFLAG] == 0:
                 del origmeta[constants.METAKEYFLAG]
-            self.assertEquals(parsedmeta, origmeta)
+            self.assertEqual(parsedmeta, origmeta)
 
     def testGetMissing(self):
         """Test the getmissing() api.
@@ -206,7 +206,7 @@
 
         fakenode = self.getFakeHash()
         missing = pack.getmissing([("foo", revisions[0][1]), ("foo", fakenode)])
-        self.assertEquals(missing, [("foo", fakenode)])
+        self.assertEqual(missing, [("foo", fakenode)])
 
     def testAddThrows(self):
         pack = self.createPack()
@@ -238,7 +238,7 @@
         revisions = [("filename", fakenode, self.getFakeHash(), "content")]
         pack = self.createPack(revisions)
         chain = pack.getdeltachain("filename", fakenode)
-        self.assertEquals(len(chain), 1)
+        self.assertEqual(len(chain), 1)
 
     def testLargePack(self):
         """Test creating and reading from a large pack with over X entries.
@@ -255,12 +255,12 @@
 
         pack = self.createPack(revisions)
         if self.paramsavailable:
-            self.assertEquals(pack.params.fanoutprefix,
-                              basepack.LARGEFANOUTPREFIX)
+            self.assertEqual(pack.params.fanoutprefix,
+                             basepack.LARGEFANOUTPREFIX)
 
         for (filename, node), content in blobs.iteritems():
             actualcontent = pack.getdeltachain(filename, node)[0][4]
-            self.assertEquals(actualcontent, content)
+            self.assertEqual(actualcontent, content)
 
     def testPacksCache(self):
         """Test that we remember the most recent packs while fetching the delta
@@ -300,12 +300,12 @@
             chain = store.getdeltachain(revision[0], revision[1])
 
             mostrecentpack = next(iter(store.packs), None)
-            self.assertEquals(
+            self.assertEqual(
                 mostrecentpack.getdeltachain(revision[0], revision[1]),
                 chain
             )
 
-            self.assertEquals(randomchain.index(revision) + 1, len(chain))
+            self.assertEqual(randomchain.index(revision) + 1, len(chain))
 
     # perf test off by default since it's slow
     def _testIndexPerf(self):
diff --git a/tests/test-remotefilelog-histpack.py b/tests/test-remotefilelog-histpack.py
--- a/tests/test-remotefilelog-histpack.py
+++ b/tests/test-remotefilelog-histpack.py
@@ -78,9 +78,9 @@
         pack = self.createPack(revisions)
 
         actual = pack.getancestors(filename, node)[node]
-        self.assertEquals(p1, actual[0])
-        self.assertEquals(p2, actual[1])
-        self.assertEquals(linknode, actual[2])
+        self.assertEqual(p1, actual[0])
+        self.assertEqual(p2, actual[1])
+        self.assertEqual(linknode, actual[2])
 
     def testAddMultiple(self):
         """Test putting multiple unrelated revisions into a pack and reading
@@ -99,10 +99,10 @@
 
         for filename, node, p1, p2, linknode, copyfrom in revisions:
             actual = pack.getancestors(filename, node)[node]
-            self.assertEquals(p1, actual[0])
-            self.assertEquals(p2, actual[1])
-            self.assertEquals(linknode, actual[2])
-            self.assertEquals(copyfrom, actual[3])
+            self.assertEqual(p1, actual[0])
+            self.assertEqual(p2, actual[1])
+            self.assertEqual(linknode, actual[2])
+            self.assertEqual(copyfrom, actual[3])
 
     def testAddAncestorChain(self):
         """Test putting multiple revisions in into a pack and read the ancestor
@@ -124,10 +124,10 @@
         ancestors = pack.getancestors(revisions[0][0], revisions[0][1])
         for filename, node, p1, p2, linknode, copyfrom in revisions:
             ap1, ap2, alinknode, acopyfrom = ancestors[node]
-            self.assertEquals(ap1, p1)
-            self.assertEquals(ap2, p2)
-            self.assertEquals(alinknode, linknode)
-            self.assertEquals(acopyfrom, copyfrom)
+            self.assertEqual(ap1, p1)
+            self.assertEqual(ap2, p2)
+            self.assertEqual(alinknode, linknode)
+            self.assertEqual(acopyfrom, copyfrom)
 
     def testPackMany(self):
         """Pack many related and unrelated ancestors.
@@ -163,14 +163,14 @@
         # Verify the pack contents
         for (filename, node), (p1, p2, lastnode) in allentries.items():
             ancestors = pack.getancestors(filename, node)
-            self.assertEquals(ancestorcounts[(filename, node)],
-                              len(ancestors))
+            self.assertEqual(ancestorcounts[(filename, node)],
+                             len(ancestors))
             for anode, (ap1, ap2, alinknode, copyfrom) in ancestors.items():
                 ep1, ep2, elinknode = allentries[(filename, anode)]
-                self.assertEquals(ap1, ep1)
-                self.assertEquals(ap2, ep2)
-                self.assertEquals(alinknode, elinknode)
-                self.assertEquals(copyfrom, None)
+                self.assertEqual(ap1, ep1)
+                self.assertEqual(ap2, ep2)
+                self.assertEqual(alinknode, elinknode)
+                self.assertEqual(copyfrom, None)
 
     def testGetNodeInfo(self):
         revisions = []
@@ -186,10 +186,10 @@
         # Test that getnodeinfo returns the expected results
         for filename, node, p1, p2, linknode, copyfrom in revisions:
             ap1, ap2, alinknode, acopyfrom = pack.getnodeinfo(filename, node)
-            self.assertEquals(ap1, p1)
-            self.assertEquals(ap2, p2)
-            self.assertEquals(alinknode, linknode)
-            self.assertEquals(acopyfrom, copyfrom)
+            self.assertEqual(ap1, p1)
+            self.assertEqual(ap2, p2)
+            self.assertEqual(alinknode, linknode)
+            self.assertEqual(acopyfrom, copyfrom)
 
     def testGetMissing(self):
         """Test the getmissing() api.
@@ -215,11 +215,11 @@
         fakenode = self.getFakeHash()
         missing = pack.getmissing([(filename, revisions[0][1]),
                                    (filename, fakenode)])
-        self.assertEquals(missing, [(filename, fakenode)])
+        self.assertEqual(missing, [(filename, fakenode)])
 
         # Test getmissing on a non-existant filename
         missing = pack.getmissing([("bar", fakenode)])
-        self.assertEquals(missing, [("bar", fakenode)])
+        self.assertEqual(missing, [("bar", fakenode)])
 
     def testAddThrows(self):
         pack = self.createPack()
@@ -260,14 +260,14 @@
             revisions.append((filename, node, p1, p2, linknode, None))
 
         pack = self.createPack(revisions)
-        self.assertEquals(pack.params.fanoutprefix, basepack.LARGEFANOUTPREFIX)
+        self.assertEqual(pack.params.fanoutprefix, basepack.LARGEFANOUTPREFIX)
 
         for filename, node, p1, p2, linknode, copyfrom in revisions:
             actual = pack.getancestors(filename, node)[node]
-            self.assertEquals(p1, actual[0])
-            self.assertEquals(p2, actual[1])
-            self.assertEquals(linknode, actual[2])
-            self.assertEquals(copyfrom, actual[3])
+            self.assertEqual(p1, actual[0])
+            self.assertEqual(p2, actual[1])
+            self.assertEqual(linknode, actual[2])
+            self.assertEqual(copyfrom, actual[3])
 # TODO:
 # histpack store:
 # - repack two packs into one