Mercurial > hg
view tests/test-issue3084.t @ 21575:8262c2a39ab8
revert: add some inline comments
I spend some time understanding how this part of the revert code is
working. I'm adding some comments to help the code readability. I
expect most of them to disappear in a coming refactoring. But the
refactoring should be easier to follow with the comment.
author | Pierre-Yves David <pierre-yves.david@fb.com> |
---|---|
date | Tue, 13 May 2014 16:29:42 -0700 |
parents | e92c6524a76d |
children | ac3b3a2d976d |
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$ echo "[extensions]" >> $HGRCPATH $ echo "largefiles =" >> $HGRCPATH Create the repository outside $HOME since largefiles write to $HOME/.cache/largefiles. $ hg init test $ cd test $ echo "root" > root $ hg add root $ hg commit -m "Root commit" $ echo "large" > foo $ hg add --large foo $ hg commit -m "Add foo as a largefile" $ hg update -r 0 getting changed largefiles 0 largefiles updated, 1 removed 0 files updated, 0 files merged, 1 files removed, 0 files unresolved $ echo "normal" > foo $ hg add foo $ hg commit -m "Add foo as normal file" created new head Normal file in the working copy, keeping the normal version: $ echo "n" | hg merge --config ui.interactive=Yes remote turned local normal file foo into a largefile use (l)argefile or keep (n)ormal file? 0 files updated, 0 files merged, 1 files removed, 0 files unresolved (branch merge, don't forget to commit) getting changed largefiles 0 largefiles updated, 0 removed $ hg status $ cat foo normal Normal file in the working copy, keeping the largefile version: $ hg update -q -C $ echo "l" | hg merge --config ui.interactive=Yes remote turned local normal file foo into a largefile use (l)argefile or keep (n)ormal file? 1 files updated, 0 files merged, 1 files removed, 0 files unresolved (branch merge, don't forget to commit) getting changed largefiles 1 largefiles updated, 0 removed $ hg status M foo $ hg diff --nodates diff -r fa129ab6b5a7 .hglf/foo --- /dev/null +++ b/.hglf/foo @@ -0,0 +1,1 @@ +7f7097b041ccf68cc5561e9600da4655d21c6d18 diff -r fa129ab6b5a7 foo --- a/foo +++ /dev/null @@ -1,1 +0,0 @@ -normal $ cat foo large Largefile in the working copy, keeping the normal version: $ hg update -q -C -r 1 $ echo "n" | hg merge --config ui.interactive=Yes remote turned local largefile foo into a normal file keep (l)argefile or use (n)ormal file? 1 files updated, 0 files merged, 1 files removed, 0 files unresolved (branch merge, don't forget to commit) getting changed largefiles 0 largefiles updated, 0 removed $ hg status M foo $ hg diff --nodates diff -r ff521236428a .hglf/foo --- a/.hglf/foo +++ /dev/null @@ -1,1 +0,0 @@ -7f7097b041ccf68cc5561e9600da4655d21c6d18 diff -r ff521236428a foo --- /dev/null +++ b/foo @@ -0,0 +1,1 @@ +normal $ cat foo normal Largefile in the working copy, keeping the largefile version: $ hg update -q -C -r 1 $ echo "l" | hg merge --config ui.interactive=Yes remote turned local largefile foo into a normal file keep (l)argefile or use (n)ormal file? 0 files updated, 0 files merged, 1 files removed, 0 files unresolved (branch merge, don't forget to commit) getting changed largefiles 1 largefiles updated, 0 removed $ hg status $ cat foo large Whatever ... commit something so we can invoke merge when updating $ hg commit -m '3: Merge' Updating from largefile to normal - no reason to prompt $ hg up -r 2 getting changed largefiles 0 largefiles updated, 0 removed 1 files updated, 0 files merged, 1 files removed, 0 files unresolved $ cat foo normal (the update above used to leave the working dir in a very weird state - clean it $ hg up -qr null $ hg up -qr 2 ) Updating from normal to largefile - no reason to prompt $ hg up -r 3 getting changed largefiles 1 largefiles updated, 0 removed 1 files updated, 0 files merged, 1 files removed, 0 files unresolved $ cat foo large $ cd .. Systematic testing of merges involving largefiles: Ancestor: normal Parent: normal= Parent: large result: large Ancestor: normal Parent: normal2 Parent: large result: ? Ancestor: large Parent: large= Parent: normal result: normal Ancestor: large Parent: large2 Parent: normal result: ? All cases should try merging both ways. "=" means same file content. Prepare test repo: $ hg init merges $ cd merges $ touch f1 $ hg ci -Aqm "0-root" ancestor is "normal": $ echo normal > f $ hg ci -Aqm "1-normal-ancestor" $ touch f2 $ hg ci -Aqm "2-normal-unchanged" $ hg tag -l "normal=" $ echo normal2 > f $ hg ci -m "3-normal2" $ hg tag -l "normal2" $ hg up -qr 1 $ hg rm f $ echo large > f $ hg add --large f $ hg ci -qm "4-normal-to-large" $ hg tag -l "large" $ hg up -qr null ancestor is "large": $ echo large > f $ hg add --large f $ hg ci -qm "5-large-ancestor" $ touch f2 $ hg ci -Aqm "6-large-unchanged" $ hg tag -l "large=" $ echo large2 > f $ hg ci -m "7-large2" $ hg tag -l "large2" $ hg up -qr 5 $ hg rm f $ echo normal > f $ hg ci -qAm "8-large-to-normal" $ hg tag -l "normal" Ancestor: normal Parent: normal= Parent: large result: large $ hg up -Cqr normal= $ hg merge -r large 1 files updated, 0 files merged, 1 files removed, 0 files unresolved (branch merge, don't forget to commit) getting changed largefiles 1 largefiles updated, 0 removed $ cat f large swap $ hg up -Cqr large $ hg merge -r normal= 1 files updated, 0 files merged, 0 files removed, 0 files unresolved (branch merge, don't forget to commit) getting changed largefiles 0 largefiles updated, 0 removed $ cat f large Ancestor: normal Parent: normal2 Parent: large result: ? (annoying extra prompt ... but it do not do any serious harm) $ hg up -Cqr normal2 $ hg merge -r large local changed f which remote deleted use (c)hanged version or (d)elete? c remote turned local normal file f into a largefile use (l)argefile or keep (n)ormal file? l 1 files updated, 0 files merged, 1 files removed, 0 files unresolved (branch merge, don't forget to commit) getting changed largefiles 1 largefiles updated, 0 removed $ cat f large $ hg up -Cqr normal2 $ ( echo c; echo n ) | hg merge -r large --config ui.interactive=Yes local changed f which remote deleted use (c)hanged version or (d)elete? remote turned local normal file f into a largefile use (l)argefile or keep (n)ormal file? 0 files updated, 0 files merged, 1 files removed, 0 files unresolved (branch merge, don't forget to commit) getting changed largefiles 0 largefiles updated, 0 removed $ cat f normal2 $ hg up -Cqr normal2 $ echo d | hg merge -r large --config ui.interactive=Yes local changed f which remote deleted use (c)hanged version or (d)elete? 1 files updated, 0 files merged, 1 files removed, 0 files unresolved (branch merge, don't forget to commit) getting changed largefiles 1 largefiles updated, 0 removed $ cat f large swap $ hg up -Cqr large $ hg merge -r normal2 remote changed f which local deleted use (c)hanged version or leave (d)eleted? c remote turned local largefile f into a normal file keep (l)argefile or use (n)ormal file? l 1 files updated, 0 files merged, 1 files removed, 0 files unresolved (branch merge, don't forget to commit) getting changed largefiles 1 largefiles updated, 0 removed $ cat f large $ hg up -Cqr large $ ( echo c; echo n ) | hg merge -r normal2 --config ui.interactive=Yes remote changed f which local deleted use (c)hanged version or leave (d)eleted? remote turned local largefile f into a normal file keep (l)argefile or use (n)ormal file? 2 files updated, 0 files merged, 1 files removed, 0 files unresolved (branch merge, don't forget to commit) getting changed largefiles 0 largefiles updated, 0 removed $ cat f normal2 $ hg up -Cqr large $ echo d | hg merge -r normal2 --config ui.interactive=Yes remote changed f which local deleted use (c)hanged version or leave (d)eleted? 1 files updated, 0 files merged, 0 files removed, 0 files unresolved (branch merge, don't forget to commit) getting changed largefiles 0 largefiles updated, 0 removed $ cat f large Ancestor: large Parent: large= Parent: normal result: normal $ hg up -Cqr large= $ hg merge -r normal 1 files updated, 0 files merged, 1 files removed, 0 files unresolved (branch merge, don't forget to commit) getting changed largefiles 0 largefiles updated, 0 removed $ cat f normal swap $ hg up -Cqr normal $ hg merge -r large= 1 files updated, 0 files merged, 0 files removed, 0 files unresolved (branch merge, don't forget to commit) $ cat f normal Ancestor: large Parent: large2 Parent: normal result: ? (annoying extra prompt ... but it do not do any serious harm) $ hg up -Cqr large2 $ hg merge -r normal local changed .hglf/f which remote deleted use (c)hanged version or (d)elete? c remote turned local largefile f into a normal file keep (l)argefile or use (n)ormal file? l 0 files updated, 0 files merged, 1 files removed, 0 files unresolved (branch merge, don't forget to commit) getting changed largefiles 1 largefiles updated, 0 removed $ cat f large2 $ hg up -Cqr large2 $ echo d | hg merge -r normal --config ui.interactive=Yes local changed .hglf/f which remote deleted use (c)hanged version or (d)elete? 1 files updated, 0 files merged, 1 files removed, 0 files unresolved (branch merge, don't forget to commit) getting changed largefiles 0 largefiles updated, 0 removed $ cat f normal swap $ hg up -Cqr normal $ hg merge -r large2 remote changed .hglf/f which local deleted use (c)hanged version or leave (d)eleted? c remote turned local normal file f into a largefile use (l)argefile or keep (n)ormal file? l 2 files updated, 0 files merged, 1 files removed, 0 files unresolved (branch merge, don't forget to commit) getting changed largefiles 1 largefiles updated, 0 removed $ cat f large2 $ hg up -Cqr normal $ echo d | hg merge -r large2 --config ui.interactive=Yes remote changed .hglf/f which local deleted use (c)hanged version or leave (d)eleted? 1 files updated, 0 files merged, 0 files removed, 0 files unresolved (branch merge, don't forget to commit) $ cat f normal $ cd ..