Mercurial > hg-stable
view tests/test-merge-force.t @ 27137:25e4b2f000c5
merge: move almost all change/delete conflicts to resolve phase (BC) (API)
We have finally laid all the groundwork to make this happen.
The only change/delete conflicts that haven't been moved are .hgsubstate
conflicts. Those are trickier to deal with and well outside the scope of this
series.
We add comprehensive testing not just for the initial selections but also for
re-resolves and all possible dirstate transitions caused by merge tools. That
testing managed to shake out several bugs in the way we were handling dirstate
transitions.
The other test changes are because we now treat change/delete conflicts as
proper merges, and increment the 'merged' counter rather than the 'updated'
counter. I believe this is the right approach here.
For third-party extensions, if they're interacting with filemerge code they
might have to deal with an absentfilectx rather than a regular filectx.
Still to come:
- add a 'leave unresolved' option to merges
- change the default for non-interactive change/delete conflicts to be 'leave
unresolved'
- add debug output to go alongside debug outputs for binary and symlink file
merges
author | Siddharth Agarwal <sid0@fb.com> |
---|---|
date | Wed, 25 Nov 2015 14:25:33 -0800 |
parents | 8dff49c34a67 |
children | 27b89a0957ec |
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Set up a base, local, and remote changeset, as well as the working copy state. Files names are of the form base_remote_local_working-copy. For example, content1_content2_content1_content2-untracked represents a file that was modified in the remote changeset, left untouched in the local changeset, and then modified in the working copy to match the remote content, then finally forgotten. $ hg init repo $ cd repo Create base changeset $ python $TESTDIR/generate-working-copy-states.py state 3 1 $ hg addremove -q --similarity 0 $ hg commit -qm 'base' Create remote changeset $ python $TESTDIR/generate-working-copy-states.py state 3 2 $ hg addremove -q --similarity 0 $ hg commit -qm 'remote' Create local changeset $ hg update -q 0 $ python $TESTDIR/generate-working-copy-states.py state 3 3 $ hg addremove -q --similarity 0 $ hg commit -qm 'local' Set up working directory $ python $TESTDIR/generate-working-copy-states.py state 3 wc $ hg addremove -q --similarity 0 $ hg forget *_*_*_*-untracked $ rm *_*_*_missing-* $ hg status -A M content1_content1_content1_content4-tracked M content1_content1_content3_content1-tracked M content1_content1_content3_content4-tracked M content1_content2_content1_content2-tracked M content1_content2_content1_content4-tracked M content1_content2_content2_content1-tracked M content1_content2_content2_content4-tracked M content1_content2_content3_content1-tracked M content1_content2_content3_content2-tracked M content1_content2_content3_content4-tracked M content1_missing_content1_content4-tracked M content1_missing_content3_content1-tracked M content1_missing_content3_content4-tracked M missing_content2_content2_content4-tracked M missing_content2_content3_content2-tracked M missing_content2_content3_content4-tracked M missing_missing_content3_content4-tracked A content1_content1_missing_content1-tracked A content1_content1_missing_content4-tracked A content1_content2_missing_content1-tracked A content1_content2_missing_content2-tracked A content1_content2_missing_content4-tracked A content1_missing_missing_content1-tracked A content1_missing_missing_content4-tracked A missing_content2_missing_content2-tracked A missing_content2_missing_content4-tracked A missing_missing_missing_content4-tracked R content1_content1_content1_content1-untracked R content1_content1_content1_content4-untracked R content1_content1_content1_missing-untracked R content1_content1_content3_content1-untracked R content1_content1_content3_content3-untracked R content1_content1_content3_content4-untracked R content1_content1_content3_missing-untracked R content1_content2_content1_content1-untracked R content1_content2_content1_content2-untracked R content1_content2_content1_content4-untracked R content1_content2_content1_missing-untracked R content1_content2_content2_content1-untracked R content1_content2_content2_content2-untracked R content1_content2_content2_content4-untracked R content1_content2_content2_missing-untracked R content1_content2_content3_content1-untracked R content1_content2_content3_content2-untracked R content1_content2_content3_content3-untracked R content1_content2_content3_content4-untracked R content1_content2_content3_missing-untracked R content1_missing_content1_content1-untracked R content1_missing_content1_content4-untracked R content1_missing_content1_missing-untracked R content1_missing_content3_content1-untracked R content1_missing_content3_content3-untracked R content1_missing_content3_content4-untracked R content1_missing_content3_missing-untracked R missing_content2_content2_content2-untracked R missing_content2_content2_content4-untracked R missing_content2_content2_missing-untracked R missing_content2_content3_content2-untracked R missing_content2_content3_content3-untracked R missing_content2_content3_content4-untracked R missing_content2_content3_missing-untracked R missing_missing_content3_content3-untracked R missing_missing_content3_content4-untracked R missing_missing_content3_missing-untracked ! content1_content1_content1_missing-tracked ! content1_content1_content3_missing-tracked ! content1_content1_missing_missing-tracked ! content1_content2_content1_missing-tracked ! content1_content2_content2_missing-tracked ! content1_content2_content3_missing-tracked ! content1_content2_missing_missing-tracked ! content1_missing_content1_missing-tracked ! content1_missing_content3_missing-tracked ! content1_missing_missing_missing-tracked ! missing_content2_content2_missing-tracked ! missing_content2_content3_missing-tracked ! missing_content2_missing_missing-tracked ! missing_missing_content3_missing-tracked ! missing_missing_missing_missing-tracked ? content1_content1_missing_content1-untracked ? content1_content1_missing_content4-untracked ? content1_content2_missing_content1-untracked ? content1_content2_missing_content2-untracked ? content1_content2_missing_content4-untracked ? content1_missing_missing_content1-untracked ? content1_missing_missing_content4-untracked ? missing_content2_missing_content2-untracked ? missing_content2_missing_content4-untracked ? missing_missing_missing_content4-untracked C content1_content1_content1_content1-tracked C content1_content1_content3_content3-tracked C content1_content2_content1_content1-tracked C content1_content2_content2_content2-tracked C content1_content2_content3_content3-tracked C content1_missing_content1_content1-tracked C content1_missing_content3_content3-tracked C missing_content2_content2_content2-tracked C missing_content2_content3_content3-tracked C missing_missing_content3_content3-tracked Merge with remote # Notes: # - local and remote changed content1_content2_*_content2-untracked # in the same way, so it could potentially be left alone $ hg merge -f --tool internal:merge3 'desc("remote")' local changed content1_missing_content1_content4-tracked which remote deleted use (c)hanged version or (d)elete? c local changed content1_missing_content3_content3-tracked which remote deleted use (c)hanged version or (d)elete? c local changed content1_missing_content3_content4-tracked which remote deleted use (c)hanged version or (d)elete? c local changed content1_missing_missing_content4-tracked which remote deleted use (c)hanged version or (d)elete? c remote changed content1_content2_content1_content1-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content1_content2-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content1_content4-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content1_missing-tracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content1_missing-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content2_content1-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content2_content2-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content2_content4-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content2_missing-tracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content2_missing-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content3_content1-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content3_content2-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content3_content3-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content3_content4-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content3_missing-tracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content3_missing-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_missing_content1-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_missing_content2-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_missing_content4-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_missing_missing-tracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_missing_missing-untracked which local deleted use (c)hanged version or leave (d)eleted? c merging content1_content2_content1_content4-tracked merging content1_content2_content2_content1-tracked merging content1_content2_content2_content4-tracked merging content1_content2_content3_content1-tracked merging content1_content2_content3_content3-tracked merging content1_content2_content3_content4-tracked merging content1_content2_missing_content1-tracked merging content1_content2_missing_content4-tracked merging missing_content2_content2_content4-tracked merging missing_content2_content3_content3-tracked merging missing_content2_content3_content4-tracked merging missing_content2_missing_content4-tracked merging missing_content2_missing_content4-untracked warning: conflicts while merging content1_content2_content1_content4-tracked! (edit, then use 'hg resolve --mark') warning: conflicts while merging content1_content2_content2_content4-tracked! (edit, then use 'hg resolve --mark') warning: conflicts while merging content1_content2_content3_content3-tracked! (edit, then use 'hg resolve --mark') warning: conflicts while merging content1_content2_content3_content4-tracked! (edit, then use 'hg resolve --mark') warning: conflicts while merging content1_content2_missing_content4-tracked! (edit, then use 'hg resolve --mark') warning: conflicts while merging missing_content2_content2_content4-tracked! (edit, then use 'hg resolve --mark') warning: conflicts while merging missing_content2_content3_content3-tracked! (edit, then use 'hg resolve --mark') warning: conflicts while merging missing_content2_content3_content4-tracked! (edit, then use 'hg resolve --mark') warning: conflicts while merging missing_content2_missing_content4-tracked! (edit, then use 'hg resolve --mark') warning: conflicts while merging missing_content2_missing_content4-untracked! (edit, then use 'hg resolve --mark') 18 files updated, 28 files merged, 8 files removed, 10 files unresolved use 'hg resolve' to retry unresolved file merges or 'hg update -C .' to abandon [1] Check which files need to be resolved (should correspond to the output above). This should be the files for which the base (1st filename segment), the remote (2nd segment) and the working copy (4th segment) are all different. Interestingly, one untracked file got merged and added, which corresponds to the odd 'if force and branchmerge and different' case in manifestmerge(). $ hg resolve -l R content1_content2_content1_content1-untracked R content1_content2_content1_content2-untracked U content1_content2_content1_content4-tracked R content1_content2_content1_content4-untracked R content1_content2_content1_missing-tracked R content1_content2_content1_missing-untracked R content1_content2_content2_content1-tracked R content1_content2_content2_content1-untracked R content1_content2_content2_content2-untracked U content1_content2_content2_content4-tracked R content1_content2_content2_content4-untracked R content1_content2_content2_missing-tracked R content1_content2_content2_missing-untracked R content1_content2_content3_content1-tracked R content1_content2_content3_content1-untracked R content1_content2_content3_content2-untracked U content1_content2_content3_content3-tracked R content1_content2_content3_content3-untracked U content1_content2_content3_content4-tracked R content1_content2_content3_content4-untracked R content1_content2_content3_missing-tracked R content1_content2_content3_missing-untracked R content1_content2_missing_content1-tracked R content1_content2_missing_content1-untracked R content1_content2_missing_content2-untracked U content1_content2_missing_content4-tracked R content1_content2_missing_content4-untracked R content1_content2_missing_missing-tracked R content1_content2_missing_missing-untracked R content1_missing_content1_content4-tracked R content1_missing_content3_content3-tracked R content1_missing_content3_content4-tracked R content1_missing_missing_content4-tracked U missing_content2_content2_content4-tracked U missing_content2_content3_content3-tracked U missing_content2_content3_content4-tracked U missing_content2_missing_content4-tracked U missing_content2_missing_content4-untracked Check status and file content Some files get added (e.g. content1_content2_content1_content1-untracked) It is not intuitive that content1_content2_content1_content4-tracked gets merged while content1_content2_content1_content4-untracked gets overwritten. Any *_content2_*-untracked triggers the modified/deleted prompt and then gets overwritten. A lot of untracked files become tracked, for example content1_content2_content2_content2-untracked. *_missing_missing_missing-tracked is reported as removed ('R'), which doesn't make sense since the file did not exist in the parent, but on the other hand, merged-in additions are reported as modifications, which is almost as strange. missing_missing_content3_missing-tracked becomes removed ('R'), even though the remote side did not touch the file $ checkstatus() { > for f in `python $TESTDIR/generate-working-copy-states.py filelist 3` > do > echo > hg status -A $f > if test -f $f > then > cat $f > else > echo '<missing>' > fi > done > } $ checkstatus 2>&1 | tee $TESTTMP/status1 C content1_content1_content1_content1-tracked content1 R content1_content1_content1_content1-untracked content1 M content1_content1_content1_content4-tracked content4 R content1_content1_content1_content4-untracked content4 ! content1_content1_content1_missing-tracked <missing> R content1_content1_content1_missing-untracked <missing> M content1_content1_content3_content1-tracked content1 R content1_content1_content3_content1-untracked content1 C content1_content1_content3_content3-tracked content3 R content1_content1_content3_content3-untracked content3 M content1_content1_content3_content4-tracked content4 R content1_content1_content3_content4-untracked content4 ! content1_content1_content3_missing-tracked <missing> R content1_content1_content3_missing-untracked <missing> A content1_content1_missing_content1-tracked content1 ? content1_content1_missing_content1-untracked content1 A content1_content1_missing_content4-tracked content4 ? content1_content1_missing_content4-untracked content4 ! content1_content1_missing_missing-tracked <missing> content1_content1_missing_missing-untracked: * (glob) <missing> M content1_content2_content1_content1-tracked content2 M content1_content2_content1_content1-untracked content2 M content1_content2_content1_content2-tracked content2 M content1_content2_content1_content2-untracked content2 M content1_content2_content1_content4-tracked <<<<<<< local: 0447570f1af6 - test: local content4 ||||||| base content1 ======= content2 >>>>>>> other: 85100b8c675b - test: remote M content1_content2_content1_content4-untracked content2 M content1_content2_content1_missing-tracked content2 M content1_content2_content1_missing-untracked content2 M content1_content2_content2_content1-tracked content2 M content1_content2_content2_content1-untracked content2 C content1_content2_content2_content2-tracked content2 M content1_content2_content2_content2-untracked content2 M content1_content2_content2_content4-tracked <<<<<<< local: 0447570f1af6 - test: local content4 ||||||| base content1 ======= content2 >>>>>>> other: 85100b8c675b - test: remote M content1_content2_content2_content4-untracked content2 M content1_content2_content2_missing-tracked content2 M content1_content2_content2_missing-untracked content2 M content1_content2_content3_content1-tracked content2 M content1_content2_content3_content1-untracked content2 M content1_content2_content3_content2-tracked content2 M content1_content2_content3_content2-untracked content2 M content1_content2_content3_content3-tracked <<<<<<< local: 0447570f1af6 - test: local content3 ||||||| base content1 ======= content2 >>>>>>> other: 85100b8c675b - test: remote M content1_content2_content3_content3-untracked content2 M content1_content2_content3_content4-tracked <<<<<<< local: 0447570f1af6 - test: local content4 ||||||| base content1 ======= content2 >>>>>>> other: 85100b8c675b - test: remote M content1_content2_content3_content4-untracked content2 M content1_content2_content3_missing-tracked content2 M content1_content2_content3_missing-untracked content2 M content1_content2_missing_content1-tracked content2 M content1_content2_missing_content1-untracked content2 M content1_content2_missing_content2-tracked content2 M content1_content2_missing_content2-untracked content2 M content1_content2_missing_content4-tracked <<<<<<< local: 0447570f1af6 - test: local content4 ||||||| base content1 ======= content2 >>>>>>> other: 85100b8c675b - test: remote M content1_content2_missing_content4-untracked content2 M content1_content2_missing_missing-tracked content2 M content1_content2_missing_missing-untracked content2 R content1_missing_content1_content1-tracked <missing> R content1_missing_content1_content1-untracked content1 M content1_missing_content1_content4-tracked content4 R content1_missing_content1_content4-untracked content4 R content1_missing_content1_missing-tracked <missing> R content1_missing_content1_missing-untracked <missing> R content1_missing_content3_content1-tracked <missing> R content1_missing_content3_content1-untracked content1 C content1_missing_content3_content3-tracked content3 R content1_missing_content3_content3-untracked content3 M content1_missing_content3_content4-tracked content4 R content1_missing_content3_content4-untracked content4 R content1_missing_content3_missing-tracked <missing> R content1_missing_content3_missing-untracked <missing> R content1_missing_missing_content1-tracked <missing> ? content1_missing_missing_content1-untracked content1 A content1_missing_missing_content4-tracked content4 ? content1_missing_missing_content4-untracked content4 R content1_missing_missing_missing-tracked <missing> content1_missing_missing_missing-untracked: * (glob) <missing> C missing_content2_content2_content2-tracked content2 M missing_content2_content2_content2-untracked content2 M missing_content2_content2_content4-tracked <<<<<<< local: 0447570f1af6 - test: local content4 ||||||| base ======= content2 >>>>>>> other: 85100b8c675b - test: remote M missing_content2_content2_content4-untracked content2 M missing_content2_content2_missing-tracked content2 M missing_content2_content2_missing-untracked content2 M missing_content2_content3_content2-tracked content2 M missing_content2_content3_content2-untracked content2 M missing_content2_content3_content3-tracked <<<<<<< local: 0447570f1af6 - test: local content3 ||||||| base ======= content2 >>>>>>> other: 85100b8c675b - test: remote M missing_content2_content3_content3-untracked content2 M missing_content2_content3_content4-tracked <<<<<<< local: 0447570f1af6 - test: local content4 ||||||| base ======= content2 >>>>>>> other: 85100b8c675b - test: remote M missing_content2_content3_content4-untracked content2 M missing_content2_content3_missing-tracked content2 M missing_content2_content3_missing-untracked content2 M missing_content2_missing_content2-tracked content2 M missing_content2_missing_content2-untracked content2 M missing_content2_missing_content4-tracked <<<<<<< local: 0447570f1af6 - test: local content4 ||||||| base ======= content2 >>>>>>> other: 85100b8c675b - test: remote M missing_content2_missing_content4-untracked <<<<<<< local: 0447570f1af6 - test: local content4 ||||||| base ======= content2 >>>>>>> other: 85100b8c675b - test: remote M missing_content2_missing_missing-tracked content2 M missing_content2_missing_missing-untracked content2 C missing_missing_content3_content3-tracked content3 R missing_missing_content3_content3-untracked content3 M missing_missing_content3_content4-tracked content4 R missing_missing_content3_content4-untracked content4 R missing_missing_content3_missing-tracked <missing> R missing_missing_content3_missing-untracked <missing> A missing_missing_missing_content4-tracked content4 ? missing_missing_missing_content4-untracked content4 R missing_missing_missing_missing-tracked <missing> missing_missing_missing_missing-untracked: * (glob) <missing> $ for f in `python $TESTDIR/generate-working-copy-states.py filelist 3` > do > if test -f ${f}.orig > then > echo ${f}.orig: > cat ${f}.orig > fi > done content1_content2_content1_content4-tracked.orig: content4 content1_content2_content2_content4-tracked.orig: content4 content1_content2_content3_content3-tracked.orig: content3 content1_content2_content3_content4-tracked.orig: content4 content1_content2_missing_content4-tracked.orig: content4 missing_content2_content2_content4-tracked.orig: content4 missing_content2_content3_content3-tracked.orig: content3 missing_content2_content3_content4-tracked.orig: content4 missing_content2_missing_content4-tracked.orig: content4 missing_content2_missing_content4-untracked.orig: content4 Re-resolve and check status $ hg resolve --unmark --all $ hg resolve --all --tool :local (no more unresolved files) $ hg resolve --unmark --all $ hg resolve --all --tool internal:merge3 remote changed content1_content2_content1_content1-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content1_content2-untracked which local deleted use (c)hanged version or leave (d)eleted? c merging content1_content2_content1_content4-tracked remote changed content1_content2_content1_content4-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content1_missing-tracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content1_missing-untracked which local deleted use (c)hanged version or leave (d)eleted? c merging content1_content2_content2_content1-tracked remote changed content1_content2_content2_content1-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content2_content2-untracked which local deleted use (c)hanged version or leave (d)eleted? c merging content1_content2_content2_content4-tracked remote changed content1_content2_content2_content4-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content2_missing-tracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content2_missing-untracked which local deleted use (c)hanged version or leave (d)eleted? c merging content1_content2_content3_content1-tracked remote changed content1_content2_content3_content1-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content3_content2-untracked which local deleted use (c)hanged version or leave (d)eleted? c merging content1_content2_content3_content3-tracked remote changed content1_content2_content3_content3-untracked which local deleted use (c)hanged version or leave (d)eleted? c merging content1_content2_content3_content4-tracked remote changed content1_content2_content3_content4-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content3_missing-tracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_content3_missing-untracked which local deleted use (c)hanged version or leave (d)eleted? c merging content1_content2_missing_content1-tracked remote changed content1_content2_missing_content1-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_missing_content2-untracked which local deleted use (c)hanged version or leave (d)eleted? c merging content1_content2_missing_content4-tracked remote changed content1_content2_missing_content4-untracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_missing_missing-tracked which local deleted use (c)hanged version or leave (d)eleted? c remote changed content1_content2_missing_missing-untracked which local deleted use (c)hanged version or leave (d)eleted? c local changed content1_missing_content1_content4-tracked which remote deleted use (c)hanged version or (d)elete? c local changed content1_missing_content3_content3-tracked which remote deleted use (c)hanged version or (d)elete? c local changed content1_missing_content3_content4-tracked which remote deleted use (c)hanged version or (d)elete? c local changed content1_missing_missing_content4-tracked which remote deleted use (c)hanged version or (d)elete? c merging missing_content2_content2_content4-tracked merging missing_content2_content3_content3-tracked merging missing_content2_content3_content4-tracked merging missing_content2_missing_content4-tracked merging missing_content2_missing_content4-untracked warning: conflicts while merging content1_content2_content1_content4-tracked! (edit, then use 'hg resolve --mark') warning: conflicts while merging content1_content2_content2_content4-tracked! (edit, then use 'hg resolve --mark') warning: conflicts while merging content1_content2_content3_content3-tracked! (edit, then use 'hg resolve --mark') warning: conflicts while merging content1_content2_content3_content4-tracked! (edit, then use 'hg resolve --mark') warning: conflicts while merging content1_content2_missing_content4-tracked! (edit, then use 'hg resolve --mark') warning: conflicts while merging missing_content2_content2_content4-tracked! (edit, then use 'hg resolve --mark') warning: conflicts while merging missing_content2_content3_content3-tracked! (edit, then use 'hg resolve --mark') warning: conflicts while merging missing_content2_content3_content4-tracked! (edit, then use 'hg resolve --mark') warning: conflicts while merging missing_content2_missing_content4-tracked! (edit, then use 'hg resolve --mark') warning: conflicts while merging missing_content2_missing_content4-untracked! (edit, then use 'hg resolve --mark') [1] $ checkstatus > $TESTTMP/status2 2>&1 $ diff -U8 $TESTTMP/status1 $TESTTMP/status2