t7701-repack-unpack-unreachable.sh 2.28 KB
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#!/bin/sh

test_description='git-repack works correctly'

. ./test-lib.sh

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fsha1=
csha1=
tsha1=

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test_expect_success '-A option leaves unreachable objects unpacked' '
	echo content > file1 &&
	git add . &&
	git commit -m initial_commit &&
	# create a transient branch with unique content
	git checkout -b transient_branch &&
	echo more content >> file1 &&
	# record the objects created in the database for file, commit, tree
	fsha1=$(git hash-object file1) &&
	git commit -a -m more_content &&
	csha1=$(git rev-parse HEAD^{commit}) &&
	tsha1=$(git rev-parse HEAD^{tree}) &&
	git checkout master &&
	echo even more content >> file1 &&
	git commit -a -m even_more_content &&
	# delete the transient branch
	git branch -D transient_branch &&
	# pack the repo
	git repack -A -d -l &&
	# verify objects are packed in repository
	test 3 = $(git verify-pack -v -- .git/objects/pack/*.idx |
		   grep -e "^$fsha1 " -e "^$csha1 " -e "^$tsha1 " |
		   sort | uniq | wc -l) &&
	git show $fsha1 &&
	git show $csha1 &&
	git show $tsha1 &&
	# now expire the reflog
	sleep 1 &&
	git reflog expire --expire-unreachable=now --all &&
	# and repack
	git repack -A -d -l &&
	# verify objects are retained unpacked
	test 0 = $(git verify-pack -v -- .git/objects/pack/*.idx |
		   grep -e "^$fsha1 " -e "^$csha1 " -e "^$tsha1 " |
		   sort | uniq | wc -l) &&
	git show $fsha1 &&
	git show $csha1 &&
	git show $tsha1
'

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compare_mtimes ()
{
	perl -e 'my $reference = shift;
		 foreach my $file (@ARGV) {
			exit(1) unless(-f $file && -M $file == -M $reference);
		 }
		 exit(0);
		' -- "[email protected]"
}

test_expect_success 'unpacked objects receive timestamp of pack file' '
	fsha1path=$(echo "$fsha1" | sed -e "s|\(..\)|\1/|") &&
	fsha1path=".git/objects/$fsha1path" &&
	csha1path=$(echo "$csha1" | sed -e "s|\(..\)|\1/|") &&
	csha1path=".git/objects/$csha1path" &&
	tsha1path=$(echo "$tsha1" | sed -e "s|\(..\)|\1/|") &&
	tsha1path=".git/objects/$tsha1path" &&
	git branch transient_branch $csha1 &&
	git repack -a -d -l &&
	test ! -f "$fsha1path" &&
	test ! -f "$csha1path" &&
	test ! -f "$tsha1path" &&
	test 1 = $(ls -1 .git/objects/pack/pack-*.pack | wc -l) &&
	packfile=$(ls .git/objects/pack/pack-*.pack) &&
	git branch -D transient_branch &&
	sleep 1 &&
	git repack -A -l &&
	compare_mtimes "$packfile" "$fsha1path" "$csha1path" "$tsha1path"
'

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test_done