diff --git a/tests/test-merge-revert.out b/tests/test-merge-revert.out
new file mode 100644
--- /dev/null
+++ b/tests/test-merge-revert.out
@@ -0,0 +1,56 @@
++ mkdir t
++ cd t
++ hg init
++ echo 'added file1'
++ echo 'added file2'
++ hg add file1 file2
++ hg commit -m 'added file1 and file2' -d '0 0' -u user
++ echo 'changed file1'
++ hg commit -m 'changed file1' -d '0 0' -u user
++ hg -q log
+1:3aa14bbc23d90e3f8b5b639b4a43d76509bae76c
+0:8633637036c18f021d771208e16ae3508ab81d28
++ hg id
+3aa14bbc23d9 tip
++ hg update -C 0
++ hg id
+8633637036c1
++ echo 'changed file1'
++ hg id
+8633637036c1+
++ hg revert
++ hg diff
++ hg status
++ hg id
+8633637036c1
++ hg update
++ hg diff
++ hg status
++ hg id
+3aa14bbc23d9 tip
++ hg update -C 0
++ echo 'changed file1'
++ HGMERGE=merge
++ hg update
+merging file1
++ hg diff
++ hg status
++ hg id
+3aa14bbc23d9 tip
++ hg revert
++ hg diff
++ hg status
++ hg id
+3aa14bbc23d9 tip
++ hg revert -r tip
++ hg diff
++ hg status
++ hg id
+3aa14bbc23d9 tip
++ hg update -C
++ hg diff
++ hg status
++ hg id
+3aa14bbc23d9 tip
++ cd ..
++ /bin/rm -rf t