diff --git a/tests/test-merge-criss-cross.t b/tests/test-merge-criss-cross.t
--- a/tests/test-merge-criss-cross.t
+++ b/tests/test-merge-criss-cross.t
@@ -653,6 +653,8 @@
   (branch merge, don't forget to commit)
   $ ls -1
   other-file
+  $ hg debugmergestate
+  no merge state found
 
 (merging a deletion with keeping → conflict)
 BROKEN: this should result in conflict
@@ -665,6 +667,8 @@
   $ ls -1
   other-file
   the-file
+  $ hg debugmergestate
+  no merge state found
 
 (merging a deletion with keeping → conflict)
 BROKEN: this should result in conflict
@@ -676,6 +680,8 @@
   (branch merge, don't forget to commit)
   $ ls -1
   other-file
+  $ hg debugmergestate
+  no merge state found
 
 (merging two deletion together → no conflict)
 
@@ -686,6 +692,8 @@
   (branch merge, don't forget to commit)
   $ ls -1
   other-file
+  $ hg debugmergestate
+  no merge state found
 
 (merging a deletion with keeping → conflict)
 BROKEN: this should result in conflict
@@ -698,6 +706,8 @@
   $ ls -1
   other-file
   the-file
+  $ hg debugmergestate
+  no merge state found
 
 (merging a deletion with keeping → conflict)
 BROKEN: this should result in conflict
@@ -709,6 +719,8 @@
   (branch merge, don't forget to commit)
   $ ls -1
   other-file
+  $ hg debugmergestate
+  no merge state found
 
 (merging two "keeping" together → no conflict)
 
@@ -720,6 +732,10 @@
   $ ls -1
   other-file
   the-file
+  $ hg debugmergestate
+  local (working copy): 5e3eccec60d88f94a7ba57c351f32cb24c15fe0c
+  other (merge rev): 38a4c3e7cac8c294ecb0a7a85a05464e9836ca78
+  extra: the-file (filenode-source = other)
 
 (merging a deletion with keeping → conflict)
 BROKEN: this should result in conflict
@@ -732,6 +748,8 @@
   $ ls -1
   other-file
   the-file
+  $ hg debugmergestate
+  no merge state found
 
 (merging a deletion with keeping → conflict)
 BROKEN: this should result in conflict
@@ -744,6 +762,8 @@
   $ ls -1
   other-file
   the-file
+  $ hg debugmergestate
+  no merge state found
 
 (merging two "keeping" together → no conflict)
 
@@ -755,6 +775,8 @@
   $ ls -1
   other-file
   the-file
+  $ hg debugmergestate
+  no merge state found
 
 (merging a deletion with keeping → conflict)
 BROKEN: this should result in conflict
@@ -767,6 +789,8 @@
   $ ls -1
   other-file
   the-file
+  $ hg debugmergestate
+  no merge state found
 
 (merging a deletion with keeping → conflict)
 BROKEN: this should result in conflict
@@ -779,3 +803,5 @@
   $ ls -1
   other-file
   the-file
+  $ hg debugmergestate
+  no merge state found