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292 lines
8.8 KiB
292 lines
8.8 KiB
#!/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); 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 $(test_seq 1 10); do |
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test_commit side-$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 $(test_seq 1 10); do |
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test_commit further-$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 . compat-jgit && |
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( |
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cd compat-jgit && |
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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 . compat-us && |
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( |
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cd compat-us && |
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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-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_done
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