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view tests/test-merge-force.t @ 24507:a0668a587c04
run-tests: wait for test threads after first error
The test runner has the ability to stop on first error.
Tests are executed in new Python threads. The test runner starts new
threads when it has capacity to do so. Before this patch, the "stop on
first error" logic would return immediately from the "run tests"
function, without waiting on test threads to complete. There was thus
a race between the test runner thread doing cleanup work and the test
thread performing activity. For example, the test thread could be in
the middle of executing a test shell script and the test runner
could remove the test's temporary directory. Depending on timing, this
could result in any number of output from the test runner.
This patch eliminates the race condition by having the test runner
explicitly wait for test threads to complete before continuing.
I discovered this issue as I modified the test harness in a subsequent
patch and was reliably able to tickle the race condition.
author | Gregory Szorc <gregory.szorc@gmail.com> |
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date | Sat, 28 Mar 2015 19:39:03 -0700 |
parents | 4dd8a6a1240d |
children | ef1eb6df7071 |
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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 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 warning: conflicts during merge. merging content1_content2_content1_content4-tracked incomplete! (edit conflicts, then use 'hg resolve --mark') merging content1_content2_content2_content1-tracked merging content1_content2_content2_content4-tracked warning: conflicts during merge. merging content1_content2_content2_content4-tracked incomplete! (edit conflicts, then use 'hg resolve --mark') merging content1_content2_content3_content1-tracked merging content1_content2_content3_content3-tracked warning: conflicts during merge. merging content1_content2_content3_content3-tracked incomplete! (edit conflicts, then use 'hg resolve --mark') merging content1_content2_content3_content4-tracked warning: conflicts during merge. merging content1_content2_content3_content4-tracked incomplete! (edit conflicts, then use 'hg resolve --mark') merging content1_content2_missing_content1-tracked merging content1_content2_missing_content4-tracked warning: conflicts during merge. merging content1_content2_missing_content4-tracked incomplete! (edit conflicts, then use 'hg resolve --mark') merging missing_content2_content2_content4-tracked warning: conflicts during merge. merging missing_content2_content2_content4-tracked incomplete! (edit conflicts, then use 'hg resolve --mark') merging missing_content2_content3_content3-tracked warning: conflicts during merge. merging missing_content2_content3_content3-tracked incomplete! (edit conflicts, then use 'hg resolve --mark') merging missing_content2_content3_content4-tracked warning: conflicts during merge. merging missing_content2_content3_content4-tracked incomplete! (edit conflicts, then use 'hg resolve --mark') merging missing_content2_missing_content4-tracked warning: conflicts during merge. merging missing_content2_missing_content4-tracked incomplete! (edit conflicts, then use 'hg resolve --mark') merging missing_content2_missing_content4-untracked warning: conflicts during merge. merging missing_content2_missing_content4-untracked incomplete! (edit conflicts, then use 'hg resolve --mark') 39 files updated, 3 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 U content1_content2_content1_content4-tracked R content1_content2_content2_content1-tracked U content1_content2_content2_content4-tracked R content1_content2_content3_content1-tracked U content1_content2_content3_content3-tracked U content1_content2_content3_content4-tracked R content1_content2_missing_content1-tracked U content1_content2_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 $ 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 > if test -f ${f}.orig > then > echo ${f}.orig: > cat ${f}.orig > fi > done 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 content1_content2_content1_content4-tracked.orig: content4 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 content1_content2_content2_content4-tracked.orig: content4 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 content1_content2_content3_content3-tracked.orig: content3 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 content1_content2_content3_content4-tracked.orig: content4 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 content1_content2_missing_content4-tracked.orig: content4 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 missing_content2_content2_content4-tracked.orig: content4 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 missing_content2_content3_content3-tracked.orig: content3 M missing_content2_content3_content3-untracked content2 M missing_content2_content3_content4-tracked <<<<<<< local: 0447570f1af6 - test: local content4 ||||||| base ======= content2 >>>>>>> other: 85100b8c675b - test: remote missing_content2_content3_content4-tracked.orig: content4 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 missing_content2_missing_content4-tracked.orig: content4 M missing_content2_missing_content4-untracked <<<<<<< local: 0447570f1af6 - test: local content4 ||||||| base ======= content2 >>>>>>> other: 85100b8c675b - test: remote missing_content2_missing_content4-untracked.orig: content4 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>