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# should complain
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abort: please specify a revision to backout
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abort: please specify just one revision
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# basic operation
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adding a
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reverting a
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changeset 2:2929462c3dff backs out changeset 1:a820f4f40a57
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a
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# file that was removed is recreated
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adding a
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adding a
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changeset 2:de31bdc76c0d backs out changeset 1:76862dcce372
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content
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# backout of backout is as if nothing happened
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removing a
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changeset 3:7f6d0f120113 backs out changeset 2:de31bdc76c0d
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cat: a: No such file or directory
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# across branch
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adding a
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adding b
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0 files updated, 0 files merged, 1 files removed, 0 files unresolved
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abort: cannot back out change on a different branch
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adding c
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created new head
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abort: cannot back out change on a different branch
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# backout with merge
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adding a
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reverting a
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created new head
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changeset 3:26b8ccb9ad91 backs out changeset 1:5a50a024c182
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merging with changeset 3:26b8ccb9ad91
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merging a
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0 files updated, 1 files merged, 0 files removed, 0 files unresolved
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(branch merge, don't forget to commit)
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line 1
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line 2
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line 3
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# backout should not back out subsequent changesets
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adding a
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adding b
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reverting a
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created new head
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changeset 3:3202beb76721 backs out changeset 1:22bca4c721e5
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the backout changeset is a new head - do not forget to merge
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(use "backout --merge" if you want to auto-merge)
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b
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1 files updated, 0 files merged, 1 files removed, 0 files unresolved
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adding a
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adding b
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adding c
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0 files updated, 0 files merged, 1 files removed, 0 files unresolved
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adding d
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created new head
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1 files updated, 0 files merged, 0 files removed, 0 files unresolved
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(branch merge, don't forget to commit)
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# backout of merge should fail
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abort: cannot back out a merge changeset without --parent
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# backout of merge with bad parent should fail
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abort: cb9a9f314b8b is not a parent of b2f3bb92043e
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# backout of non-merge with parent should fail
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abort: cannot use --parent on non-merge changeset
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# backout with valid parent should be ok
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removing d
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changeset 5:10e5328c8435 backs out changeset 4:b2f3bb92043e
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rolling back last transaction
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1 files updated, 0 files merged, 0 files removed, 0 files unresolved
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removing c
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changeset 5:033590168430 backs out changeset 4:b2f3bb92043e
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# named branches
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adding default
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marked working directory as branch branch1
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adding file1
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marked working directory as branch branch2
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adding file2
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removing file1
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created new head
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changeset 3:f1c642b1d8e5 backs out changeset 1:bf1602f437f3
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the backout changeset is a new head - do not forget to merge
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(use "backout --merge" if you want to auto-merge)
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% on branch2 with branch1 not merged, so file1 should still exist:
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45bbcd363bf0 (branch2)
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C default
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C file1
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C file2
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% on branch2 with branch1 merged, so file1 should be gone:
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0 files updated, 0 files merged, 1 files removed, 0 files unresolved
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(branch merge, don't forget to commit)
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21d4dc6f9a41 (branch2) tip
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C default
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C file2
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% on branch1, so no file1 and file2:
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0 files updated, 0 files merged, 1 files removed, 0 files unresolved
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f1c642b1d8e5 (branch1)
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C default
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