diff --git a/tests/test-clone-uncompressed.t b/tests/test-clone-uncompressed.t
--- a/tests/test-clone-uncompressed.t
+++ b/tests/test-clone-uncompressed.t
@@ -1,3 +1,9 @@
+TRANSITIONAL CONFIG
+  $ cat << EOF >> $HGRCPATH
+  > [format]
+  > sparse-revlog = yes
+  > EOF
+
 #require serve no-reposimplestore no-chg
 
 #testcases stream-legacy stream-bundle2
@@ -201,23 +207,23 @@
   
 
   $ f --size --hex --bytes 256 body
-  body: size=112230
+  body: size=112245
   0000: 04 6e 6f 6e 65 48 47 32 30 00 00 00 00 00 00 00 |.noneHG20.......|
-  0010: 70 07 53 54 52 45 41 4d 32 00 00 00 00 03 00 09 |p.STREAM2.......|
-  0020: 05 09 04 0c 35 62 79 74 65 63 6f 75 6e 74 39 38 |....5bytecount98|
+  0010: 7f 07 53 54 52 45 41 4d 32 00 00 00 00 03 00 09 |..STREAM2.......|
+  0020: 05 09 04 0c 44 62 79 74 65 63 6f 75 6e 74 39 38 |....Dbytecount98|
   0030: 37 35 38 66 69 6c 65 63 6f 75 6e 74 31 30 33 30 |758filecount1030|
   0040: 72 65 71 75 69 72 65 6d 65 6e 74 73 64 6f 74 65 |requirementsdote|
   0050: 6e 63 6f 64 65 25 32 43 66 6e 63 61 63 68 65 25 |ncode%2Cfncache%|
   0060: 32 43 67 65 6e 65 72 61 6c 64 65 6c 74 61 25 32 |2Cgeneraldelta%2|
-  0070: 43 72 65 76 6c 6f 67 76 31 25 32 43 73 74 6f 72 |Crevlogv1%2Cstor|
-  0080: 65 00 00 80 00 73 08 42 64 61 74 61 2f 30 2e 69 |e....s.Bdata/0.i|
-  0090: 00 03 00 01 00 00 00 00 00 00 00 02 00 00 00 01 |................|
-  00a0: 00 00 00 00 00 00 00 01 ff ff ff ff ff ff ff ff |................|
-  00b0: 80 29 63 a0 49 d3 23 87 bf ce fe 56 67 92 67 2c |.)c.I.#....Vg.g,|
-  00c0: 69 d1 ec 39 00 00 00 00 00 00 00 00 00 00 00 00 |i..9............|
-  00d0: 75 30 73 08 42 64 61 74 61 2f 31 2e 69 00 03 00 |u0s.Bdata/1.i...|
-  00e0: 01 00 00 00 00 00 00 00 02 00 00 00 01 00 00 00 |................|
-  00f0: 00 00 00 00 01 ff ff ff ff ff ff ff ff f9 76 da |..............v.|
+  0070: 43 72 65 76 6c 6f 67 76 31 25 32 43 73 70 61 72 |Crevlogv1%2Cspar|
+  0080: 73 65 72 65 76 6c 6f 67 25 32 43 73 74 6f 72 65 |serevlog%2Cstore|
+  0090: 00 00 80 00 73 08 42 64 61 74 61 2f 30 2e 69 00 |....s.Bdata/0.i.|
+  00a0: 03 00 01 00 00 00 00 00 00 00 02 00 00 00 01 00 |................|
+  00b0: 00 00 00 00 00 00 01 ff ff ff ff ff ff ff ff 80 |................|
+  00c0: 29 63 a0 49 d3 23 87 bf ce fe 56 67 92 67 2c 69 |)c.I.#....Vg.g,i|
+  00d0: d1 ec 39 00 00 00 00 00 00 00 00 00 00 00 00 75 |..9............u|
+  00e0: 30 73 08 42 64 61 74 61 2f 31 2e 69 00 03 00 01 |0s.Bdata/1.i....|
+  00f0: 00 00 00 00 00 00 00 02 00 00 00 01 00 00 00 00 |................|
 
 --uncompressed is an alias to --stream