1d144aa25e
As shown, git-svn has some problems; not all svn merges are correctly detected, and cherry picks may incorrectly be detected as real merges. These test cases will be marked as _success once the relevant fixes are in. Signed-off-by: Sam Vilain <sam@vilain.net> Acked-by: Eric Wong <normalperson@yhbt.net>
162 lines
4.1 KiB
Bash
162 lines
4.1 KiB
Bash
#!/bin/sh
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#
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# this script sets up a Subversion repository for Makefile in the
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# first ever git merge, as if it were done with svnmerge (SVN 1.5+)
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#
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rm -rf foo.svn foo
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set -e
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mkdir foo.svn
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svnadmin create foo.svn
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svn co file://`pwd`/foo.svn foo
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commit() {
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i=$(( $1 + 1 ))
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shift;
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svn commit -m "(r$i) $*" >/dev/null || exit 1
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echo $i
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}
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say() {
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echo "[1m * $*[0m"
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}
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i=0
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cd foo
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mkdir trunk
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mkdir branches
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svn add trunk branches
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i=$(commit $i "Setup trunk and branches")
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git cat-file blob 6683463e:Makefile > trunk/Makefile
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svn add trunk/Makefile
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say "Committing ANCESTOR"
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i=$(commit $i "ancestor")
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svn cp trunk branches/left
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say "Committing BRANCH POINT"
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i=$(commit $i "make left branch")
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svn cp trunk branches/right
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say "Committing other BRANCH POINT"
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i=$(commit $i "make right branch")
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say "Committing LEFT UPDATE"
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git cat-file blob 5873b67e:Makefile > branches/left/Makefile
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i=$(commit $i "left update 1")
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git cat-file blob 75118b13:Makefile > branches/right/Makefile
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say "Committing RIGHT UPDATE"
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pre_right_update_1=$i
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i=$(commit $i "right update 1")
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say "Making more commits on LEFT"
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git cat-file blob ff5ebe39:Makefile > branches/left/Makefile
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i=$(commit $i "left update 2")
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git cat-file blob b5039db6:Makefile > branches/left/Makefile
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i=$(commit $i "left update 3")
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say "Making a LEFT SUB-BRANCH"
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svn cp branches/left branches/left-sub
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sub_left_make=$i
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i=$(commit $i "make left sub-branch")
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say "Making a commit on LEFT SUB-BRANCH"
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echo "crunch" > branches/left-sub/README
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svn add branches/left-sub/README
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i=$(commit $i "left sub-branch update 1")
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say "Merging LEFT to TRUNK"
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svn update
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cd trunk
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svn merge ../branches/left --accept postpone
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git cat-file blob b5039db6:Makefile > Makefile
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svn resolved Makefile
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i=$(commit $i "Merge left to trunk 1")
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cd ..
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say "Making more commits on LEFT and RIGHT"
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echo "touche" > branches/left/zlonk
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svn add branches/left/zlonk
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i=$(commit $i "left update 4")
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echo "thwacke" > branches/right/bang
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svn add branches/right/bang
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i=$(commit $i "right update 2")
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say "Squash merge of RIGHT tip 2 commits onto TRUNK"
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svn update
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cd trunk
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svn merge -r$pre_right_update_1:$i ../branches/right
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i=$(commit $i "Cherry-pick right 2 commits to trunk")
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cd ..
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say "Merging RIGHT to TRUNK"
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svn update
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cd trunk
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svn merge ../branches/right --accept postpone
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git cat-file blob b51ad431:Makefile > Makefile
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svn resolved Makefile
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i=$(commit $i "Merge right to trunk 1")
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cd ..
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say "Making more commits on RIGHT and TRUNK"
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echo "whamm" > branches/right/urkkk
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svn add branches/right/urkkk
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i=$(commit $i "right update 3")
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echo "pow" > trunk/vronk
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svn add trunk/vronk
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i=$(commit $i "trunk update 1")
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say "Merging RIGHT to LEFT SUB-BRANCH"
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svn update
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cd branches/left-sub
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svn merge ../right --accept postpone
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git cat-file blob b51ad431:Makefile > Makefile
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svn resolved Makefile
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i=$(commit $i "Merge right to left sub-branch")
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cd ../..
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say "Making more commits on LEFT SUB-BRANCH and LEFT"
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echo "zowie" > branches/left-sub/wham_eth
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svn add branches/left-sub/wham_eth
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pre_sub_left_update_2=$i
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i=$(commit $i "left sub-branch update 2")
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sub_left_update_2=$i
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echo "eee_yow" > branches/left/glurpp
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svn add branches/left/glurpp
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i=$(commit $i "left update 5")
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say "Cherry pick LEFT SUB-BRANCH commit to LEFT"
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svn update
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cd branches/left
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svn merge -r$pre_sub_left_update_2:$sub_left_update_2 ../left-sub
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i=$(commit $i "Cherry-pick left sub-branch commit to left")
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cd ../..
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say "Merging LEFT SUB-BRANCH back to LEFT"
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svn update
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cd branches/left
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# it's only a merge because the previous merge cherry-picked the top commit
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svn merge -r$sub_left_make:$sub_left_update_2 ../left-sub --accept postpone
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i=$(commit $i "Merge left sub-branch to left")
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cd ../..
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say "Merging EVERYTHING to TRUNK"
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svn update
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cd trunk
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svn merge ../branches/left --accept postpone
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svn resolved bang
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i=$(commit $i "Merge left to trunk 2")
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# this merge, svn happily updates the mergeinfo, but there is actually
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# nothing to merge. git-svn will not make a meaningless merge commit.
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svn merge ../branches/right --accept postpone
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i=$(commit $i "non-merge right to trunk 2")
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cd ..
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cd ..
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svnadmin dump foo.svn > svn-mergeinfo.dump
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rm -rf foo foo.svn
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