[PATCH] add test for OFS_DELTA objects
Make sure pack-objects with --delta-base-offset works fine, and that it actually produces smaller packs as expected. Signed-off-by: Nicolas Pitre <nico@cam.org> Signed-off-by: Junio C Hamano <junkio@cox.net>
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@ -64,7 +64,7 @@ test_expect_success \
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cd "$TRASH"
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test_expect_success \
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'pack with delta' \
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'pack with REF_DELTA' \
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'pwd &&
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packname_2=$(git-pack-objects test-2 <obj-list)'
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@ -72,7 +72,7 @@ rm -fr .git2
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mkdir .git2
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test_expect_success \
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'unpack with delta' \
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'unpack with REF_DELTA' \
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'GIT_OBJECT_DIRECTORY=.git2/objects &&
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export GIT_OBJECT_DIRECTORY &&
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git-init &&
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@ -82,7 +82,7 @@ test_expect_success \
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unset GIT_OBJECT_DIRECTORY
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cd "$TRASH/.git2"
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test_expect_success \
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'check unpack with delta' \
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'check unpack with REF_DELTA' \
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'(cd ../.git && find objects -type f -print) |
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while read path
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do
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@ -93,6 +93,42 @@ test_expect_success \
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done'
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cd "$TRASH"
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test_expect_success \
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'pack with OFS_DELTA' \
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'pwd &&
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packname_3=$(git-pack-objects --delta-base-offset test-3 <obj-list)'
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rm -fr .git2
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mkdir .git2
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test_expect_success \
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'unpack with OFS_DELTA' \
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'GIT_OBJECT_DIRECTORY=.git2/objects &&
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export GIT_OBJECT_DIRECTORY &&
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git-init &&
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git-unpack-objects -n <test-3-${packname_3}.pack &&
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git-unpack-objects <test-3-${packname_3}.pack'
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unset GIT_OBJECT_DIRECTORY
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cd "$TRASH/.git2"
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test_expect_success \
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'check unpack with OFS_DELTA' \
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'(cd ../.git && find objects -type f -print) |
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while read path
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do
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cmp $path ../.git/$path || {
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echo $path differs.
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return 1
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}
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done'
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cd "$TRASH"
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test_expect_success \
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'compare delta flavors' \
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'size_2=`stat -c "%s" test-2-${packname_2}.pack` &&
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size_3=`stat -c "%s" test-3-${packname_3}.pack` &&
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test $size_2 -gt $size_3'
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rm -fr .git2
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mkdir .git2
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@ -111,9 +147,8 @@ test_expect_success \
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} >current &&
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diff expect current'
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test_expect_success \
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'use packed deltified objects' \
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'use packed deltified (REF_DELTA) objects' \
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'GIT_OBJECT_DIRECTORY=.git2/objects &&
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export GIT_OBJECT_DIRECTORY &&
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rm .git2/objects/pack/test-* &&
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@ -127,11 +162,28 @@ test_expect_success \
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} >current &&
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diff expect current'
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test_expect_success \
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'use packed deltified (OFS_DELTA) objects' \
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'GIT_OBJECT_DIRECTORY=.git2/objects &&
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export GIT_OBJECT_DIRECTORY &&
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rm .git2/objects/pack/test-* &&
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cp test-3-${packname_3}.pack test-3-${packname_3}.idx .git2/objects/pack && {
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git-diff-tree --root -p $commit &&
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while read object
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do
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t=`git-cat-file -t $object` &&
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git-cat-file $t $object || return 1
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done <obj-list
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} >current &&
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diff expect current'
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unset GIT_OBJECT_DIRECTORY
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test_expect_success \
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'verify pack' \
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'git-verify-pack test-1-${packname_1}.idx test-2-${packname_2}.idx'
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'git-verify-pack test-1-${packname_1}.idx \
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test-2-${packname_2}.idx \
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test-3-${packname_3}.idx'
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test_expect_success \
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'corrupt a pack and see if verify catches' \
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@ -194,6 +246,13 @@ test_expect_success \
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git-index-pack test-3.pack &&
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cmp test-3.idx test-2-${packname_2}.idx &&
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cp test-3-${packname_3}.pack test-3.pack &&
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git-index-pack -o tmp.idx test-3-${packname_3}.pack &&
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cmp tmp.idx test-3-${packname_3}.idx &&
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git-index-pack test-3.pack &&
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cmp test-3.idx test-3-${packname_3}.idx &&
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:'
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test_done
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