diff --git a/tests/test-merge-default.out b/tests/test-merge-default.out
new file mode 100644
--- /dev/null
+++ b/tests/test-merge-default.out
@@ -0,0 +1,17 @@
+adding a
+1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+% should fail because not at a head
+abort: repo has 3 heads - please merge with an explicit rev
+1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+% should fail because > 2 heads
+abort: repo has 3 heads - please merge with an explicit rev
+% should succeed
+0 files updated, 0 files merged, 0 files removed, 0 files unresolved
+(branch merge, don't forget to commit)
+% should succeed - 2 heads
+0 files updated, 0 files merged, 0 files removed, 0 files unresolved
+(branch merge, don't forget to commit)
+% should fail because 1 head
+abort: there is nothing to merge - use "hg update" instead