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c4e7220f08
Test update. * sg/t5310-jgit-bitmap-test: t5310-pack-bitmaps: make JGit tests work with GIT_TEST_SPLIT_INDEX
334 lines
9.9 KiB
Bash
Executable file
334 lines
9.9 KiB
Bash
Executable file
#!/bin/sh
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test_description='exercise basic bitmap functionality'
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. ./test-lib.sh
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objpath () {
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echo ".git/objects/$(echo "$1" | sed -e 's|\(..\)|\1/|')"
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}
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# show objects present in pack ($1 should be associated *.idx)
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list_packed_objects () {
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git show-index <"$1" | cut -d' ' -f2
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}
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# has_any pattern-file content-file
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# tests whether content-file has any entry from pattern-file with entries being
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# whole lines.
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has_any () {
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grep -Ff "$1" "$2"
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}
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test_expect_success 'setup repo with moderate-sized history' '
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for i in $(test_seq 1 10)
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do
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test_commit $i
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done &&
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git checkout -b other HEAD~5 &&
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for i in $(test_seq 1 10)
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do
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test_commit side-$i
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done &&
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git checkout master &&
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bitmaptip=$(git rev-parse master) &&
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blob=$(echo tagged-blob | git hash-object -w --stdin) &&
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git tag tagged-blob $blob &&
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git config repack.writebitmaps true &&
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git config pack.writebitmaphashcache true
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'
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test_expect_success 'full repack creates bitmaps' '
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git repack -ad &&
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ls .git/objects/pack/ | grep bitmap >output &&
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test_line_count = 1 output
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'
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test_expect_success 'rev-list --test-bitmap verifies bitmaps' '
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git rev-list --test-bitmap HEAD
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'
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rev_list_tests() {
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state=$1
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test_expect_success "counting commits via bitmap ($state)" '
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git rev-list --count HEAD >expect &&
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git rev-list --use-bitmap-index --count HEAD >actual &&
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test_cmp expect actual
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'
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test_expect_success "counting partial commits via bitmap ($state)" '
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git rev-list --count HEAD~5..HEAD >expect &&
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git rev-list --use-bitmap-index --count HEAD~5..HEAD >actual &&
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test_cmp expect actual
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'
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test_expect_success "counting commits with limit ($state)" '
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git rev-list --count -n 1 HEAD >expect &&
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git rev-list --use-bitmap-index --count -n 1 HEAD >actual &&
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test_cmp expect actual
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'
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test_expect_success "counting non-linear history ($state)" '
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git rev-list --count other...master >expect &&
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git rev-list --use-bitmap-index --count other...master >actual &&
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test_cmp expect actual
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'
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test_expect_success "counting commits with limiting ($state)" '
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git rev-list --count HEAD -- 1.t >expect &&
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git rev-list --use-bitmap-index --count HEAD -- 1.t >actual &&
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test_cmp expect actual
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'
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test_expect_success "enumerate --objects ($state)" '
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git rev-list --objects --use-bitmap-index HEAD >tmp &&
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cut -d" " -f1 <tmp >tmp2 &&
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sort <tmp2 >actual &&
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git rev-list --objects HEAD >tmp &&
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cut -d" " -f1 <tmp >tmp2 &&
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sort <tmp2 >expect &&
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test_cmp expect actual
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'
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test_expect_success "bitmap --objects handles non-commit objects ($state)" '
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git rev-list --objects --use-bitmap-index HEAD tagged-blob >actual &&
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grep $blob actual
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'
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}
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rev_list_tests 'full bitmap'
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test_expect_success 'clone from bitmapped repository' '
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git clone --no-local --bare . clone.git &&
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git rev-parse HEAD >expect &&
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git --git-dir=clone.git rev-parse HEAD >actual &&
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test_cmp expect actual
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'
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test_expect_success 'setup further non-bitmapped commits' '
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for i in $(test_seq 1 10)
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do
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test_commit further-$i
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done
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'
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rev_list_tests 'partial bitmap'
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test_expect_success 'fetch (partial bitmap)' '
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git --git-dir=clone.git fetch origin master:master &&
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git rev-parse HEAD >expect &&
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git --git-dir=clone.git rev-parse HEAD >actual &&
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test_cmp expect actual
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'
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test_expect_success 'incremental repack fails when bitmaps are requested' '
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test_commit more-1 &&
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test_must_fail git repack -d 2>err &&
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test_i18ngrep "Incremental repacks are incompatible with bitmap" err
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'
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test_expect_success 'incremental repack can disable bitmaps' '
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test_commit more-2 &&
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git repack -d --no-write-bitmap-index
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'
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test_expect_success 'pack-objects respects --local (non-local loose)' '
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git init --bare alt.git &&
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echo $(pwd)/alt.git/objects >.git/objects/info/alternates &&
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echo content1 >file1 &&
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# non-local loose object which is not present in bitmapped pack
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altblob=$(GIT_DIR=alt.git git hash-object -w file1) &&
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# non-local loose object which is also present in bitmapped pack
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git cat-file blob $blob | GIT_DIR=alt.git git hash-object -w --stdin &&
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git add file1 &&
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test_tick &&
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git commit -m commit_file1 &&
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echo HEAD | git pack-objects --local --stdout --revs >1.pack &&
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git index-pack 1.pack &&
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list_packed_objects 1.idx >1.objects &&
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printf "%s\n" "$altblob" "$blob" >nonlocal-loose &&
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! has_any nonlocal-loose 1.objects
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'
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test_expect_success 'pack-objects respects --honor-pack-keep (local non-bitmapped pack)' '
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echo content2 >file2 &&
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blob2=$(git hash-object -w file2) &&
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git add file2 &&
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test_tick &&
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git commit -m commit_file2 &&
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printf "%s\n" "$blob2" "$bitmaptip" >keepobjects &&
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pack2=$(git pack-objects pack2 <keepobjects) &&
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mv pack2-$pack2.* .git/objects/pack/ &&
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>.git/objects/pack/pack2-$pack2.keep &&
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rm $(objpath $blob2) &&
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echo HEAD | git pack-objects --honor-pack-keep --stdout --revs >2a.pack &&
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git index-pack 2a.pack &&
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list_packed_objects 2a.idx >2a.objects &&
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! has_any keepobjects 2a.objects
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'
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test_expect_success 'pack-objects respects --local (non-local pack)' '
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mv .git/objects/pack/pack2-$pack2.* alt.git/objects/pack/ &&
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echo HEAD | git pack-objects --local --stdout --revs >2b.pack &&
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git index-pack 2b.pack &&
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list_packed_objects 2b.idx >2b.objects &&
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! has_any keepobjects 2b.objects
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'
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test_expect_success 'pack-objects respects --honor-pack-keep (local bitmapped pack)' '
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ls .git/objects/pack/ | grep bitmap >output &&
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test_line_count = 1 output &&
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packbitmap=$(basename $(cat output) .bitmap) &&
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list_packed_objects .git/objects/pack/$packbitmap.idx >packbitmap.objects &&
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test_when_finished "rm -f .git/objects/pack/$packbitmap.keep" &&
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>.git/objects/pack/$packbitmap.keep &&
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echo HEAD | git pack-objects --honor-pack-keep --stdout --revs >3a.pack &&
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git index-pack 3a.pack &&
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list_packed_objects 3a.idx >3a.objects &&
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! has_any packbitmap.objects 3a.objects
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'
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test_expect_success 'pack-objects respects --local (non-local bitmapped pack)' '
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mv .git/objects/pack/$packbitmap.* alt.git/objects/pack/ &&
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test_when_finished "mv alt.git/objects/pack/$packbitmap.* .git/objects/pack/" &&
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echo HEAD | git pack-objects --local --stdout --revs >3b.pack &&
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git index-pack 3b.pack &&
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list_packed_objects 3b.idx >3b.objects &&
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! has_any packbitmap.objects 3b.objects
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'
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test_expect_success 'pack-objects to file can use bitmap' '
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# make sure we still have 1 bitmap index from previous tests
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ls .git/objects/pack/ | grep bitmap >output &&
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test_line_count = 1 output &&
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# verify equivalent packs are generated with/without using bitmap index
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packasha1=$(git pack-objects --no-use-bitmap-index --all packa </dev/null) &&
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packbsha1=$(git pack-objects --use-bitmap-index --all packb </dev/null) &&
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list_packed_objects <packa-$packasha1.idx >packa.objects &&
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list_packed_objects <packb-$packbsha1.idx >packb.objects &&
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test_cmp packa.objects packb.objects
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'
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test_expect_success 'full repack, reusing previous bitmaps' '
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git repack -ad &&
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ls .git/objects/pack/ | grep bitmap >output &&
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test_line_count = 1 output
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'
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test_expect_success 'fetch (full bitmap)' '
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git --git-dir=clone.git fetch origin master:master &&
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git rev-parse HEAD >expect &&
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git --git-dir=clone.git rev-parse HEAD >actual &&
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test_cmp expect actual
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'
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test_expect_success 'create objects for missing-HAVE tests' '
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blob=$(echo "missing have" | git hash-object -w --stdin) &&
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tree=$(printf "100644 blob $blob\tfile\n" | git mktree) &&
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parent=$(echo parent | git commit-tree $tree) &&
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commit=$(echo commit | git commit-tree $tree -p $parent) &&
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cat >revs <<-EOF
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HEAD
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^HEAD^
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^$commit
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EOF
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'
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test_expect_success 'pack-objects respects --incremental' '
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cat >revs2 <<-EOF &&
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HEAD
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$commit
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EOF
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git pack-objects --incremental --stdout --revs <revs2 >4.pack &&
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git index-pack 4.pack &&
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list_packed_objects 4.idx >4.objects &&
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test_line_count = 4 4.objects &&
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git rev-list --objects $commit >revlist &&
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cut -d" " -f1 revlist |sort >objects &&
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test_cmp 4.objects objects
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'
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test_expect_success 'pack with missing blob' '
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rm $(objpath $blob) &&
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git pack-objects --stdout --revs <revs >/dev/null
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'
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test_expect_success 'pack with missing tree' '
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rm $(objpath $tree) &&
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git pack-objects --stdout --revs <revs >/dev/null
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'
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test_expect_success 'pack with missing parent' '
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rm $(objpath $parent) &&
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git pack-objects --stdout --revs <revs >/dev/null
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'
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test_expect_success JGIT 'we can read jgit bitmaps' '
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git clone --bare . compat-jgit.git &&
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(
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cd compat-jgit.git &&
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rm -f .git/objects/pack/*.bitmap &&
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jgit gc &&
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git rev-list --test-bitmap HEAD
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)
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'
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test_expect_success JGIT 'jgit can read our bitmaps' '
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git clone --bare . compat-us.git &&
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(
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cd compat-us.git &&
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git repack -adb &&
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# jgit gc will barf if it does not like our bitmaps
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jgit gc
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)
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'
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test_expect_success 'splitting packs does not generate bogus bitmaps' '
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test-tool genrandom foo $((1024 * 1024)) >rand &&
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git add rand &&
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git commit -m "commit with big file" &&
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git -c pack.packSizeLimit=500k repack -adb &&
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git init --bare no-bitmaps.git &&
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git -C no-bitmaps.git fetch .. HEAD
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'
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test_expect_success 'set up reusable pack' '
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rm -f .git/objects/pack/*.keep &&
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git repack -adb &&
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reusable_pack () {
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git for-each-ref --format="%(objectname)" |
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git pack-objects --delta-base-offset --revs --stdout "$@"
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}
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'
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test_expect_success 'pack reuse respects --honor-pack-keep' '
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test_when_finished "rm -f .git/objects/pack/*.keep" &&
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for i in .git/objects/pack/*.pack
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do
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>${i%.pack}.keep
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done &&
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reusable_pack --honor-pack-keep >empty.pack &&
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git index-pack empty.pack &&
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>expect &&
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git show-index <empty.idx >actual &&
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test_cmp expect actual
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'
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test_expect_success 'pack reuse respects --local' '
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mv .git/objects/pack/* alt.git/objects/pack/ &&
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test_when_finished "mv alt.git/objects/pack/* .git/objects/pack/" &&
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reusable_pack --local >empty.pack &&
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git index-pack empty.pack &&
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>expect &&
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git show-index <empty.idx >actual &&
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test_cmp expect actual
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'
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test_expect_success 'pack reuse respects --incremental' '
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reusable_pack --incremental >empty.pack &&
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git index-pack empty.pack &&
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>expect &&
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git show-index <empty.idx >actual &&
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test_cmp expect actual
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'
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test_done
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