From c8bae7493d2f2910b57f13ded012e86bdcfb0532 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 16:47:53 +0200
Subject: Adding upstream version 1:2.39.2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 t/t5304-prune.sh | 345 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 345 insertions(+)
 create mode 100755 t/t5304-prune.sh

(limited to 't/t5304-prune.sh')

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
-- 
cgit v1.2.3