tests/test-transplant
author Alexis S. L. Carvalho <alexis@cecm.usp.br>
Thu, 04 Oct 2007 23:21:37 -0300
changeset 5378 8a2915f57dfc
parent 4050 75313c36aa04
child 5384 e3a0c092b4e2
permissions -rwxr-xr-x
convert: add a mode where mercurial_sink skips empty revisions. The getchanges function of some converter_source classes can return some false positives. I.e. they sometimes claim that a file "foo" was changed in some revision, even though its contents are still the same. convert_svn is particularly bad, but I think this can also happen with convert_cvs and, at least in theory, with mercurial_source. For regular conversions this is not really a problem - as long as getfile returns the right contents, we'll get a converted revision with the right contents. But when we use --filemap, this could lead to superfluous revisions being converted. Instead of fixing every converter_source, I decided to change mercurial_sink to work around this problem. When --filemap is used, we're interested only in revisions that touch some specific files. If a revision doesn't change any of these files, then we're not interested in it (at least for revisions with a single parent; merges are special). For mercurial_sink, we abuse this property and rollback a commit if the manifest text hasn't changed. This avoids duplicating the logic from localrepo.filecommit to detect unchanged files.
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#!/bin/sh
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cat <<EOF >> $HGRCPATH
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[extensions]
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transplant=
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EOF
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hg init t
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cd t
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echo r1 > r1
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hg ci -Amr1 -d'0 0'
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echo r2 > r2
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hg ci -Amr2 -d'1 0'
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hg up 0
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echo b1 > b1
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hg ci -Amb1 -d '0 0'
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echo b2 > b2
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hg ci -Amb2 -d '1 0'
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echo b3 > b3
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hg ci -Amb3 -d '2 0'
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hg log --template '{rev} {parents} {desc}\n'
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hg clone . ../rebase
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cd ../rebase
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hg up -C 1
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echo '% rebase b onto r1'
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hg transplant -a -b tip
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hg log --template '{rev} {parents} {desc}\n'
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hg clone ../t ../prune
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cd ../prune
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hg up -C 1
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echo '% rebase b onto r1, skipping b2'
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hg transplant -a -b tip -p 3
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hg log --template '{rev} {parents} {desc}\n'
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echo '% remote transplant'
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hg clone -r 1 ../t ../remote
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cd ../remote
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hg transplant --log -s ../t 2 4
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hg log --template '{rev} {parents} {desc}\n'
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echo '% skip previous transplants'
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hg transplant -s ../t -a -b 4
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hg log --template '{rev} {parents} {desc}\n'
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echo '% skip local changes transplanted to the source'
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echo b4 > b4
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hg ci -Amb4 -d '3 0'
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hg clone ../t ../pullback
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cd ../pullback
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hg transplant -s ../remote -a -b tip
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echo '% remote transplant with pull'
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hg -R ../t serve -p 20062 -d --pid-file=../t.pid
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cat ../t.pid >> $DAEMON_PIDS
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hg clone -r 0 ../t ../rp
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cd ../rp
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hg transplant -s http://localhost:20062/ 2 4
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hg log --template '{rev} {parents} {desc}\n'
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echo '% transplant --continue'
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hg init ../tc
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cd ../tc
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cat <<EOF > foo
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foo
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bar
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baz
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EOF
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echo toremove > toremove
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hg ci -Amfoo -d '0 0'
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cat <<EOF > foo
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foo2
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bar2
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baz2
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EOF
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rm toremove
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echo added > added
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hg ci -Amfoo2 -d '0 0'
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echo bar > bar
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hg ci -Ambar -d '0 0'
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echo bar2 >> bar
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hg ci -mbar2 -d '0 0'
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hg up 0
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echo foobar > foo
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hg ci -mfoobar -d '0 0'
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hg transplant 1:3
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# transplant -c shouldn't use an old changeset
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hg up -C
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hg transplant 1
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hg transplant --continue
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hg transplant 1:3
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hg locate