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Diffstat (limited to 't/t5304-prune.sh')
| -rwxr-xr-x | t/t5304-prune.sh | 345 |
1 files changed, 345 insertions, 0 deletions
diff --git a/t/t5304-prune.sh b/t/t5304-prune.sh new file mode 100755 index 0000000..d65a5f9 --- /dev/null +++ b/t/t5304-prune.sh @@ -0,0 +1,345 @@ +#!/bin/sh +# +# Copyright (c) 2008 Johannes E. Schindelin +# + +test_description='prune' +GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main +export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME + +. ./test-lib.sh + +day=$((60*60*24)) +week=$(($day*7)) + +add_blob() { + before=$(git count-objects | sed "s/ .*//") && + BLOB=$(echo aleph_0 | git hash-object -w --stdin) && + BLOB_FILE=.git/objects/$(echo $BLOB | sed "s/^../&\//") && + verbose test $((1 + $before)) = $(git count-objects | sed "s/ .*//") && + test_path_is_file $BLOB_FILE && + test-tool chmtime =+0 $BLOB_FILE +} + +test_expect_success setup ' + >file && + git add file && + test_tick && + git commit -m initial && + git gc +' + +test_expect_success 'bare repo prune is quiet without $GIT_DIR/objects/pack' ' + git clone -q --shared --template= --bare . bare.git && + rmdir bare.git/objects/pack && + git --git-dir=bare.git prune --no-progress 2>prune.err && + test_must_be_empty prune.err && + rm -r bare.git prune.err +' + +test_expect_success 'prune stale packs' ' + orig_pack=$(echo .git/objects/pack/*.pack) && + >.git/objects/tmp_1.pack && + >.git/objects/tmp_2.pack && + test-tool chmtime =-86501 .git/objects/tmp_1.pack && + git prune --expire 1.day && + test_path_is_file $orig_pack && + test_path_is_file .git/objects/tmp_2.pack && + test_path_is_missing .git/objects/tmp_1.pack +' + +test_expect_success 'prune --expire' ' + add_blob && + git prune --expire=1.hour.ago && + verbose test $((1 + $before)) = $(git count-objects | sed "s/ .*//") && + test_path_is_file $BLOB_FILE && + test-tool chmtime =-86500 $BLOB_FILE && + git prune --expire 1.day && + verbose test $before = $(git count-objects | sed "s/ .*//") && + test_path_is_missing $BLOB_FILE +' + +test_expect_success 'gc: implicit prune --expire' ' + add_blob && + test-tool chmtime =-$((2*$week-30)) $BLOB_FILE && + git gc && + verbose test $((1 + $before)) = $(git count-objects | sed "s/ .*//") && + test_path_is_file $BLOB_FILE && + test-tool chmtime =-$((2*$week+1)) $BLOB_FILE && + git gc && + verbose test $before = $(git count-objects | sed "s/ .*//") && + test_path_is_missing $BLOB_FILE +' + +test_expect_success 'gc: refuse to start with invalid gc.pruneExpire' ' + git config gc.pruneExpire invalid && + test_must_fail git gc +' + +test_expect_success 'gc: start with ok gc.pruneExpire' ' + git config gc.pruneExpire 2.days.ago && + git gc +' + +test_expect_success 'prune: prune nonsense parameters' ' + test_must_fail git prune garbage && + test_must_fail git prune --- && + test_must_fail git prune --no-such-option +' + +test_expect_success 'prune: prune unreachable heads' ' + git config core.logAllRefUpdates false && + >file2 && + git add file2 && + git commit -m temporary && + tmp_head=$(git rev-list -1 HEAD) && + git reset HEAD^ && + git reflog expire --all && + git prune && + test_must_fail git reset $tmp_head -- +' + +test_expect_success 'prune: do not prune detached HEAD with no reflog' ' + git checkout --detach --quiet && + git commit --allow-empty -m "detached commit" && + git reflog expire --all && + git prune -n >prune_actual && + test_must_be_empty prune_actual +' + +test_expect_success 'prune: prune former HEAD after checking out branch' ' + head_oid=$(git rev-parse HEAD) && + git checkout --quiet main && + git reflog expire --all && + git prune -v >prune_actual && + grep "$head_oid" prune_actual +' + +test_expect_success 'prune: do not prune heads listed as an argument' ' + >file2 && + git add file2 && + git commit -m temporary && + tmp_head=$(git rev-list -1 HEAD) && + git reset HEAD^ && + git prune -- $tmp_head && + git reset $tmp_head -- +' + +test_expect_success 'gc --no-prune' ' + add_blob && + test-tool chmtime =-$((5001*$day)) $BLOB_FILE && + git config gc.pruneExpire 2.days.ago && + git gc --no-prune && + verbose test 1 = $(git count-objects | sed "s/ .*//") && + test_path_is_file $BLOB_FILE +' + +test_expect_success 'gc respects gc.pruneExpire' ' + git config gc.pruneExpire 5002.days.ago && + git gc && + test_path_is_file $BLOB_FILE && + git config gc.pruneExpire 5000.days.ago && + git gc && + test_path_is_missing $BLOB_FILE +' + +test_expect_success 'gc --prune=<date>' ' + add_blob && + test-tool chmtime =-$((5001*$day)) $BLOB_FILE && + git gc --prune=5002.days.ago && + test_path_is_file $BLOB_FILE && + git gc --prune=5000.days.ago && + test_path_is_missing $BLOB_FILE +' + +test_expect_success 'gc --prune=never' ' + add_blob && + git gc --prune=never && + test_path_is_file $BLOB_FILE && + git gc --prune=now && + test_path_is_missing $BLOB_FILE +' + +test_expect_success 'gc respects gc.pruneExpire=never' ' + git config gc.pruneExpire never && + add_blob && + git gc && + test_path_is_file $BLOB_FILE && + git config gc.pruneExpire now && + git gc && + test_path_is_missing $BLOB_FILE +' + +test_expect_success 'prune --expire=never' ' + add_blob && + git prune --expire=never && + test_path_is_file $BLOB_FILE && + git prune && + test_path_is_missing $BLOB_FILE +' + +test_expect_success 'gc: prune old objects after local clone' ' + add_blob && + test-tool chmtime =-$((2*$week+1)) $BLOB_FILE && + git clone --no-hardlinks . aclone && + ( + cd aclone && + verbose test 1 = $(git count-objects | sed "s/ .*//") && + test_path_is_file $BLOB_FILE && + git gc --prune && + verbose test 0 = $(git count-objects | sed "s/ .*//") && + test_path_is_missing $BLOB_FILE + ) +' + +test_expect_success 'garbage report in count-objects -v' ' + test_when_finished "rm -f .git/objects/pack/fake*" && + test_when_finished "rm -f .git/objects/pack/foo*" && + >.git/objects/pack/foo && + >.git/objects/pack/foo.bar && + >.git/objects/pack/foo.keep && + >.git/objects/pack/foo.pack && + >.git/objects/pack/fake.bar && + >.git/objects/pack/fake.keep && + >.git/objects/pack/fake.pack && + >.git/objects/pack/fake.idx && + >.git/objects/pack/fake2.keep && + >.git/objects/pack/fake3.idx && + git count-objects -v 2>stderr && + grep "index file .git/objects/pack/fake.idx is too small" stderr && + grep "^warning:" stderr | sort >actual && + cat >expected <<\EOF && +warning: garbage found: .git/objects/pack/fake.bar +warning: garbage found: .git/objects/pack/foo +warning: garbage found: .git/objects/pack/foo.bar +warning: no corresponding .idx or .pack: .git/objects/pack/fake2.keep +warning: no corresponding .idx: .git/objects/pack/foo.keep +warning: no corresponding .idx: .git/objects/pack/foo.pack +warning: no corresponding .pack: .git/objects/pack/fake3.idx +EOF + test_cmp expected actual +' + +test_expect_success 'clean pack garbage with gc' ' + test_when_finished "rm -f .git/objects/pack/fake*" && + test_when_finished "rm -f .git/objects/pack/foo*" && + >.git/objects/pack/foo.keep && + >.git/objects/pack/foo.pack && + >.git/objects/pack/fake.idx && + >.git/objects/pack/fake2.keep && + >.git/objects/pack/fake2.idx && + >.git/objects/pack/fake3.keep && + git gc && + git count-objects -v 2>stderr && + grep "^warning:" stderr | sort >actual && + cat >expected <<\EOF && +warning: no corresponding .idx or .pack: .git/objects/pack/fake3.keep +warning: no corresponding .idx: .git/objects/pack/foo.keep +warning: no corresponding .idx: .git/objects/pack/foo.pack +EOF + test_cmp expected actual +' + +test_expect_success 'prune .git/shallow' ' + oid=$(echo hi|git commit-tree HEAD^{tree}) && + echo $oid >.git/shallow && + git prune --dry-run >out && + grep $oid .git/shallow && + grep $oid out && + git prune && + test_path_is_missing .git/shallow +' + +test_expect_success 'prune .git/shallow when there are no loose objects' ' + oid=$(echo hi|git commit-tree HEAD^{tree}) && + echo $oid >.git/shallow && + git update-ref refs/heads/shallow-tip $oid && + git repack -ad && + # verify assumption that all loose objects are gone + git count-objects | grep ^0 && + git prune && + echo $oid >expect && + test_cmp expect .git/shallow +' + +test_expect_success 'prune: handle alternate object database' ' + test_create_repo A && + git -C A commit --allow-empty -m "initial commit" && + git clone --shared A B && + git -C B commit --allow-empty -m "next commit" && + git -C B prune +' + +test_expect_success 'prune: handle index in multiple worktrees' ' + git worktree add second-worktree && + echo "new blob for second-worktree" >second-worktree/blob && + git -C second-worktree add blob && + git prune --expire=now && + git -C second-worktree show :blob >actual && + test_cmp second-worktree/blob actual +' + +test_expect_success 'prune: handle HEAD in multiple worktrees' ' + git worktree add --detach third-worktree && + echo "new blob for third-worktree" >third-worktree/blob && + git -C third-worktree add blob && + git -C third-worktree commit -m "third" && + rm .git/worktrees/third-worktree/index && + test_must_fail git -C third-worktree show :blob && + git prune --expire=now && + git -C third-worktree show HEAD:blob >actual && + test_cmp third-worktree/blob actual +' + +test_expect_success 'prune: handle HEAD reflog in multiple worktrees' ' + git config core.logAllRefUpdates true && + echo "lost blob for third-worktree" >expected && + ( + cd third-worktree && + cat ../expected >blob && + git add blob && + git commit -m "second commit in third" && + git clean -f && # Remove untracked left behind by deleting index + git reset --hard HEAD^ + ) && + git prune --expire=now && + oid=`git hash-object expected` && + git -C third-worktree show "$oid" >actual && + test_cmp expected actual +' + +test_expect_success 'prune: handle expire option correctly' ' + test_must_fail git prune --expire 2>error && + test_i18ngrep "requires a value" error && + + test_must_fail git prune --expire=nyah 2>error && + test_i18ngrep "malformed expiration" error && + + git prune --no-expire +' + +test_expect_success 'trivial prune with bitmaps enabled' ' + git repack -adb && + blob=$(echo bitmap-unreachable-blob | git hash-object -w --stdin) && + git prune --expire=now && + git cat-file -e HEAD && + test_must_fail git cat-file -e $blob +' + +test_expect_success 'old reachable-from-recent retained with bitmaps' ' + git repack -adb && + to_drop=$(echo bitmap-from-recent-1 | git hash-object -w --stdin) && + test-tool chmtime -86400 .git/objects/$(test_oid_to_path $to_drop) && + to_save=$(echo bitmap-from-recent-2 | git hash-object -w --stdin) && + test-tool chmtime -86400 .git/objects/$(test_oid_to_path $to_save) && + tree=$(printf "100644 blob $to_save\tfile\n" | git mktree) && + test-tool chmtime -86400 .git/objects/$(test_oid_to_path $tree) && + commit=$(echo foo | git commit-tree $tree) && + git prune --expire=12.hours.ago && + git cat-file -e $commit && + git cat-file -e $tree && + git cat-file -e $to_save && + test_must_fail git cat-file -e $to_drop +' + +test_done |