Mercurial > hg
annotate tests/test-eol-clone.t @ 42050:03f6480bfdda
unshelve: disable unshelve during merge (issue5123)
As stated in the issue5123, unshelve can destroy the second parent of
the context when tried to unshelve with an uncommitted merge. This
patch makes unshelve to abort when called with an uncommitted merge.
See how shelve.mergefiles works. Commit structure looks like this:
```
... -> pctx -> tmpwctx -> shelvectx
/
/
second
merge parent
pctx = parent before merging working context(first merge parent)
tmpwctx = commited working directory after merge(with two parents)
shelvectx = shelved context
```
shelve.mergefiles first updates to pctx then it reverts shelvectx to pctx with:
```
cmdutil.revert(ui, repo, shelvectx, repo.dirstate.parents(),
*pathtofiles(repo, files),
**{'no_backup': True})
```
Reverting tmpwctx files that were merged from second parent to pctx makes them
added because they are not in pctx.
Changing this revert operation is crucial to restore parents after unshelve.
This is a complicated issue as this is not fixing a regression. Thus, for the
time being, unshelve during an uncommitted merge can be aborted.
(Details taken from http://mercurial.808500.n3.nabble.com/PATCH-V3-shelve-restore-parents-after-unshelve-issue5123-tt4036858.html#a4037408)
Differential Revision: https://phab.mercurial-scm.org/D6169
author | Navaneeth Suresh <navaneeths1998@gmail.com> |
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date | Mon, 25 Mar 2019 12:33:41 +0530 |
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1 Testing cloning with the EOL extension |
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2 |
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3 $ cat >> $HGRCPATH <<EOF |
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4 > [extensions] |
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5 > eol = |
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6 > |
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7 > [eol] |
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8 > native = CRLF |
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9 > EOF |
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10 |
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11 setup repository |
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12 |
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13 $ hg init repo |
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14 $ cd repo |
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15 $ cat > .hgeol <<EOF |
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16 > [patterns] |
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17 > **.txt = native |
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18 > EOF |
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19 $ printf "first\r\nsecond\r\nthird\r\n" > a.txt |
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20 $ hg commit --addremove -m 'checkin' |
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21 adding .hgeol |
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22 adding a.txt |
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23 |
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24 Clone |
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25 |
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26 $ cd .. |
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27 $ hg clone repo repo-2 |
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28 updating to branch default |
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29 2 files updated, 0 files merged, 0 files removed, 0 files unresolved |
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30 $ cd repo-2 |
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31 $ cat a.txt |
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32 first\r (esc) |
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33 second\r (esc) |
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34 third\r (esc) |
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35 $ hg cat a.txt |
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36 first |
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37 second |
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38 third |
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39 $ hg remove .hgeol |
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40 $ hg commit -m 'remove eol' |
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41 $ hg push --quiet |
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42 $ cd .. |
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43 |
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44 Test clone of repo with .hgeol in working dir, but no .hgeol in tip |
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45 |
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46 $ hg clone repo repo-3 |
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47 updating to branch default |
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48 1 files updated, 0 files merged, 0 files removed, 0 files unresolved |
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49 $ cd repo-3 |
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50 |
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51 $ cat a.txt |
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52 first |
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53 second |
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54 third |
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55 |
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56 Test clone of revision with .hgeol |
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57 |
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58 $ cd .. |
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59 $ hg clone -r 0 repo repo-4 |
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60 adding changesets |
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61 adding manifests |
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62 adding file changes |
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63 added 1 changesets with 2 changes to 2 files |
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64 new changesets 90f94e2cf4e2 |
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65 updating to branch default |
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66 2 files updated, 0 files merged, 0 files removed, 0 files unresolved |
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67 $ cd repo-4 |
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68 $ cat .hgeol |
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69 [patterns] |
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70 **.txt = native |
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71 |
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72 $ cat a.txt |
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73 first\r (esc) |
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74 second\r (esc) |
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75 third\r (esc) |
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76 |
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77 $ cd .. |