154 lines
4.5 KiB
Bash
154 lines
4.5 KiB
Bash
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#!/bin/sh
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test_description='git repack works correctly'
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. ./test-lib.sh
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fsha1=
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csha1=
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tsha1=
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test_expect_success '-A with -d option leaves unreachable objects unpacked' '
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echo content > file1 &&
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git add . &&
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test_tick &&
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git commit -m initial_commit &&
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# create a transient branch with unique content
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git checkout -b transient_branch &&
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echo more content >> file1 &&
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# record the objects created in the database for file, commit, tree
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fsha1=$(git hash-object file1) &&
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test_tick &&
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git commit -a -m more_content &&
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csha1=$(git rev-parse HEAD^{commit}) &&
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tsha1=$(git rev-parse HEAD^{tree}) &&
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git checkout master &&
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echo even more content >> file1 &&
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test_tick &&
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git commit -a -m even_more_content &&
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# delete the transient branch
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git branch -D transient_branch &&
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# pack the repo
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git repack -A -d -l &&
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# verify objects are packed in repository
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test 3 = $(git verify-pack -v -- .git/objects/pack/*.idx |
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egrep "^($fsha1|$csha1|$tsha1) " |
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sort | uniq | wc -l) &&
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git show $fsha1 &&
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git show $csha1 &&
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git show $tsha1 &&
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# now expire the reflog, while keeping reachable ones but expiring
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# unreachables immediately
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test_tick &&
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sometimeago=$(( $test_tick - 10000 )) &&
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git reflog expire --expire=$sometimeago --expire-unreachable=$test_tick --all &&
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# and repack
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git repack -A -d -l &&
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# verify objects are retained unpacked
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test 0 = $(git verify-pack -v -- .git/objects/pack/*.idx |
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egrep "^($fsha1|$csha1|$tsha1) " |
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sort | uniq | wc -l) &&
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git show $fsha1 &&
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git show $csha1 &&
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git show $tsha1
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'
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compare_mtimes ()
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{
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read tref &&
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while read t; do
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test "$tref" = "$t" || return 1
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done
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}
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test_expect_success '-A without -d option leaves unreachable objects packed' '
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fsha1path=$(echo "$fsha1" | sed -e "s|\(..\)|\1/|") &&
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fsha1path=".git/objects/$fsha1path" &&
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csha1path=$(echo "$csha1" | sed -e "s|\(..\)|\1/|") &&
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csha1path=".git/objects/$csha1path" &&
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tsha1path=$(echo "$tsha1" | sed -e "s|\(..\)|\1/|") &&
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tsha1path=".git/objects/$tsha1path" &&
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git branch transient_branch $csha1 &&
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git repack -a -d -l &&
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test ! -f "$fsha1path" &&
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test ! -f "$csha1path" &&
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test ! -f "$tsha1path" &&
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test 1 = $(ls -1 .git/objects/pack/pack-*.pack | wc -l) &&
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packfile=$(ls .git/objects/pack/pack-*.pack) &&
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git branch -D transient_branch &&
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test_tick &&
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git repack -A -l &&
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test ! -f "$fsha1path" &&
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test ! -f "$csha1path" &&
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test ! -f "$tsha1path" &&
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git show $fsha1 &&
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git show $csha1 &&
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git show $tsha1
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'
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test_expect_success 'unpacked objects receive timestamp of pack file' '
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tmppack=".git/objects/pack/tmp_pack" &&
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ln "$packfile" "$tmppack" &&
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git repack -A -l -d &&
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test-tool chmtime --get "$tmppack" "$fsha1path" "$csha1path" "$tsha1path" \
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> mtimes &&
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compare_mtimes < mtimes
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'
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test_expect_success 'do not bother loosening old objects' '
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obj1=$(echo one | git hash-object -w --stdin) &&
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obj2=$(echo two | git hash-object -w --stdin) &&
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pack1=$(echo $obj1 | git pack-objects .git/objects/pack/pack) &&
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pack2=$(echo $obj2 | git pack-objects .git/objects/pack/pack) &&
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git prune-packed &&
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git cat-file -p $obj1 &&
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git cat-file -p $obj2 &&
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test-tool chmtime =-86400 .git/objects/pack/pack-$pack2.pack &&
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git repack -A -d --unpack-unreachable=1.hour.ago &&
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git cat-file -p $obj1 &&
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test_must_fail git cat-file -p $obj2
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'
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test_expect_success 'keep packed objects found only in index' '
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echo my-unique-content >file &&
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git add file &&
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git commit -m "make it reachable" &&
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git gc &&
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git reset HEAD^ &&
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git reflog expire --expire=now --all &&
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git add file &&
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test-tool chmtime =-86400 .git/objects/pack/* &&
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git gc --prune=1.hour.ago &&
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git cat-file blob :file
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'
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test_expect_success 'repack -k keeps unreachable packed objects' '
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# create packed-but-unreachable object
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sha1=$(echo unreachable-packed | git hash-object -w --stdin) &&
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pack=$(echo $sha1 | git pack-objects .git/objects/pack/pack) &&
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git prune-packed &&
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# -k should keep it
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git repack -adk &&
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git cat-file -p $sha1 &&
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# and double check that without -k it would have been removed
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git repack -ad &&
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test_must_fail git cat-file -p $sha1
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'
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test_expect_success 'repack -k packs unreachable loose objects' '
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# create loose unreachable object
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sha1=$(echo would-be-deleted-loose | git hash-object -w --stdin) &&
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objpath=.git/objects/$(echo $sha1 | sed "s,..,&/,") &&
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test_path_is_file $objpath &&
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# and confirm that the loose object goes away, but we can
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# still access it (ergo, it is packed)
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git repack -adk &&
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test_path_is_missing $objpath &&
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git cat-file -p $sha1
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'
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test_done
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