#!/bin/sh test_description='exercise basic bitmap functionality' . ./test-lib.sh objpath () { echo ".git/objects/$(echo "$1" | sed -e 's|\(..\)|\1/|')" } test_expect_success 'setup repo with moderate-sized history' ' for i in $(test_seq 1 10); do test_commit $i done && git checkout -b other HEAD~5 && for i in $(test_seq 1 10); do test_commit side-$i done && git checkout master && blob=$(echo tagged-blob | git hash-object -w --stdin) && git tag tagged-blob $blob && git config pack.writebitmaps true && git config pack.writebitmaphashcache true ' test_expect_success 'full repack creates bitmaps' ' git repack -ad && ls .git/objects/pack/ | grep bitmap >output && test_line_count = 1 output ' test_expect_success 'rev-list --test-bitmap verifies bitmaps' ' git rev-list --test-bitmap HEAD ' rev_list_tests() { state=$1 test_expect_success "counting commits via bitmap ($state)" ' git rev-list --count HEAD >expect && git rev-list --use-bitmap-index --count HEAD >actual && test_cmp expect actual ' test_expect_success "counting partial commits via bitmap ($state)" ' git rev-list --count HEAD~5..HEAD >expect && git rev-list --use-bitmap-index --count HEAD~5..HEAD >actual && test_cmp expect actual ' test_expect_success "counting non-linear history ($state)" ' git rev-list --count other...master >expect && git rev-list --use-bitmap-index --count other...master >actual && test_cmp expect actual ' test_expect_success "enumerate --objects ($state)" ' git rev-list --objects --use-bitmap-index HEAD >tmp && cut -d" " -f1 <tmp >tmp2 && sort <tmp2 >actual && git rev-list --objects HEAD >tmp && cut -d" " -f1 <tmp >tmp2 && sort <tmp2 >expect && test_cmp expect actual ' test_expect_success "bitmap --objects handles non-commit objects ($state)" ' git rev-list --objects --use-bitmap-index HEAD tagged-blob >actual && grep $blob actual ' } rev_list_tests 'full bitmap' test_expect_success 'clone from bitmapped repository' ' git clone --no-local --bare . clone.git && git rev-parse HEAD >expect && git --git-dir=clone.git rev-parse HEAD >actual && test_cmp expect actual ' test_expect_success 'setup further non-bitmapped commits' ' for i in $(test_seq 1 10); do test_commit further-$i done ' rev_list_tests 'partial bitmap' test_expect_success 'fetch (partial bitmap)' ' git --git-dir=clone.git fetch origin master:master && git rev-parse HEAD >expect && git --git-dir=clone.git rev-parse HEAD >actual && test_cmp expect actual ' test_expect_success 'incremental repack cannot create bitmaps' ' test_commit more-1 && find .git/objects/pack -name "*.bitmap" >expect && git repack -d && find .git/objects/pack -name "*.bitmap" >actual && test_cmp expect actual ' test_expect_success 'incremental repack can disable bitmaps' ' test_commit more-2 && git repack -d --no-write-bitmap-index ' test_expect_success 'full repack, reusing previous bitmaps' ' git repack -ad && ls .git/objects/pack/ | grep bitmap >output && test_line_count = 1 output ' test_expect_success 'fetch (full bitmap)' ' git --git-dir=clone.git fetch origin master:master && git rev-parse HEAD >expect && git --git-dir=clone.git rev-parse HEAD >actual && test_cmp expect actual ' test_expect_success 'create objects for missing-HAVE tests' ' blob=$(echo "missing have" | git hash-object -w --stdin) && tree=$(printf "100644 blob $blob\tfile\n" | git mktree) && parent=$(echo parent | git commit-tree $tree) && commit=$(echo commit | git commit-tree $tree -p $parent) && cat >revs <<-EOF HEAD ^HEAD^ ^$commit EOF ' test_expect_success 'pack with missing blob' ' rm $(objpath $blob) && git pack-objects --stdout --revs <revs >/dev/null ' test_expect_success 'pack with missing tree' ' rm $(objpath $tree) && git pack-objects --stdout --revs <revs >/dev/null ' test_expect_success 'pack with missing parent' ' rm $(objpath $parent) && git pack-objects --stdout --revs <revs >/dev/null ' test_lazy_prereq JGIT ' type jgit ' test_expect_success JGIT 'we can read jgit bitmaps' ' git clone . compat-jgit && ( cd compat-jgit && rm -f .git/objects/pack/*.bitmap && jgit gc && git rev-list --test-bitmap HEAD ) ' test_expect_success JGIT 'jgit can read our bitmaps' ' git clone . compat-us && ( cd compat-us && git repack -adb && # jgit gc will barf if it does not like our bitmaps jgit gc ) ' test_done