Adding upstream version 1:2.39.2.upstream/1%2.39.2upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 562 insertions, 0 deletions

diff --git a/t/t6020-bundle-misc.sh b/t/t6020-bundle-misc.sh
new file mode 100755
index 0000000..8332051
--- /dev/null
+++ b/t/t6020-bundle-misc.sh
@@ -0,0 +1,562 @@
+#!/bin/sh
+#
+# Copyright (c) 2021 Jiang Xin
+#
+
+test_description='Test git-bundle'
+
+GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
+export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
+
+. ./test-lib.sh
+. "$TEST_DIRECTORY"/lib-bundle.sh
+
+# Create a commit or tag and set the variable with the object ID.
+test_commit_setvar () {
+	notick=
+	signoff=
+	indir=
+	merge=
+	tag=
+	var=
+
+	while test $# != 0
+	do
+		case "$1" in
+		--merge)
+			merge=t
+			;;
+		--tag)
+			tag=t
+			;;
+		--notick)
+			notick=t
+			;;
+		--signoff)
+			signoff="$1"
+			;;
+		-C)
+			shift
+			indir="$1"
+			;;
+		-*)
+			echo >&2 "error: unknown option $1"
+			return 1
+			;;
+		*)
+			break
+			;;
+		esac
+		shift
+	done
+	if test $# -lt 2
+	then
+		echo >&2 "error: test_commit_setvar must have at least 2 arguments"
+		return 1
+	fi
+	var=$1
+	shift
+	indir=${indir:+"$indir"/}
+	if test -z "$notick"
+	then
+		test_tick
+	fi &&
+	if test -n "$merge"
+	then
+		git ${indir:+ -C "$indir"} merge --no-edit --no-ff \
+			${2:+-m "$2"} "$1" &&
+		oid=$(git ${indir:+ -C "$indir"} rev-parse HEAD)
+	elif test -n "$tag"
+	then
+		git ${indir:+ -C "$indir"} tag -m "$1" "$1" "${2:-HEAD}" &&
+		oid=$(git ${indir:+ -C "$indir"} rev-parse "$1")
+	else
+		file=${2:-"$1.t"} &&
+		echo "${3-$1}" >"$indir$file" &&
+		git ${indir:+ -C "$indir"} add "$file" &&
+		git ${indir:+ -C "$indir"} commit $signoff -m "$1" &&
+		oid=$(git ${indir:+ -C "$indir"} rev-parse HEAD)
+	fi &&
+	eval $var=$oid
+}
+
+get_abbrev_oid () {
+	oid=$1 &&
+	suffix=${oid#???????} &&
+	oid=${oid%$suffix} &&
+	if test -n "$oid"
+	then
+		echo "$oid"
+	else
+		echo "undefined-oid"
+	fi
+}
+
+# Format the output of git commands to make a user-friendly and stable
+# text.  We can easily prepare the expect text without having to worry
+# about future changes of the commit ID.
+make_user_friendly_and_stable_output () {
+	sed \
+		-e "s/$(get_abbrev_oid $A)[0-9a-f]*/<COMMIT-A>/g" \
+		-e "s/$(get_abbrev_oid $B)[0-9a-f]*/<COMMIT-B>/g" \
+		-e "s/$(get_abbrev_oid $C)[0-9a-f]*/<COMMIT-C>/g" \
+		-e "s/$(get_abbrev_oid $D)[0-9a-f]*/<COMMIT-D>/g" \
+		-e "s/$(get_abbrev_oid $E)[0-9a-f]*/<COMMIT-E>/g" \
+		-e "s/$(get_abbrev_oid $F)[0-9a-f]*/<COMMIT-F>/g" \
+		-e "s/$(get_abbrev_oid $G)[0-9a-f]*/<COMMIT-G>/g" \
+		-e "s/$(get_abbrev_oid $H)[0-9a-f]*/<COMMIT-H>/g" \
+		-e "s/$(get_abbrev_oid $I)[0-9a-f]*/<COMMIT-I>/g" \
+		-e "s/$(get_abbrev_oid $J)[0-9a-f]*/<COMMIT-J>/g" \
+		-e "s/$(get_abbrev_oid $K)[0-9a-f]*/<COMMIT-K>/g" \
+		-e "s/$(get_abbrev_oid $L)[0-9a-f]*/<COMMIT-L>/g" \
+		-e "s/$(get_abbrev_oid $M)[0-9a-f]*/<COMMIT-M>/g" \
+		-e "s/$(get_abbrev_oid $N)[0-9a-f]*/<COMMIT-N>/g" \
+		-e "s/$(get_abbrev_oid $O)[0-9a-f]*/<COMMIT-O>/g" \
+		-e "s/$(get_abbrev_oid $P)[0-9a-f]*/<COMMIT-P>/g" \
+		-e "s/$(get_abbrev_oid $TAG1)[0-9a-f]*/<TAG-1>/g" \
+		-e "s/$(get_abbrev_oid $TAG2)[0-9a-f]*/<TAG-2>/g" \
+		-e "s/$(get_abbrev_oid $TAG3)[0-9a-f]*/<TAG-3>/g"
+}
+
+format_and_save_expect () {
+	sed -e 's/Z$//' >expect
+}
+
+HASH_MESSAGE="The bundle uses this hash algorithm: $GIT_DEFAULT_HASH"
+
+#            (C)   (D, pull/1/head, topic/1)
+#             o --- o
+#            /       \                              (L)
+#           /         \        o (H, topic/2)             (M, tag:v2)
+#          /    (F)    \      /                                 (N, tag:v3)
+#         /      o --------- o (G, pull/2/head)      o --- o --- o (release)
+#        /      /        \    \                      /       \
+#  o --- o --- o -------- o -- o ------------------ o ------- o --- o (main)
+# (A)   (B)  (E, tag:v1) (I)  (J)                  (K)       (O)   (P)
+#
+test_expect_success 'setup' '
+	# Try to make a stable fixed width for abbreviated commit ID,
+	# this fixed-width oid will be replaced with "<OID>".
+	git config core.abbrev 7 &&
+
+	# branch main: commit A & B
+	test_commit_setvar A "Commit A" main.txt &&
+	test_commit_setvar B "Commit B" main.txt &&
+
+	# branch topic/1: commit C & D, refs/pull/1/head
+	git checkout -b topic/1 &&
+	test_commit_setvar C "Commit C" topic-1.txt &&
+	test_commit_setvar D "Commit D" topic-1.txt &&
+	git update-ref refs/pull/1/head HEAD &&
+
+	# branch topic/1: commit E, tag v1
+	git checkout main &&
+	test_commit_setvar E "Commit E" main.txt &&
+	test_commit_setvar --tag TAG1 v1 &&
+
+	# branch topic/2: commit F & G, refs/pull/2/head
+	git checkout -b topic/2 &&
+	test_commit_setvar F "Commit F" topic-2.txt &&
+	test_commit_setvar G "Commit G" topic-2.txt &&
+	git update-ref refs/pull/2/head HEAD &&
+	test_commit_setvar H "Commit H" topic-2.txt &&
+
+	# branch main: merge commit I & J
+	git checkout main &&
+	test_commit_setvar --merge I topic/1 "Merge commit I" &&
+	test_commit_setvar --merge J refs/pull/2/head "Merge commit J" &&
+
+	# branch main: commit K
+	git checkout main &&
+	test_commit_setvar K "Commit K" main.txt &&
+
+	# branch release:
+	git checkout -b release &&
+	test_commit_setvar L "Commit L" release.txt &&
+	test_commit_setvar M "Commit M" release.txt &&
+	test_commit_setvar --tag TAG2 v2 &&
+	test_commit_setvar N "Commit N" release.txt &&
+	test_commit_setvar --tag TAG3 v3 &&
+
+	# branch main: merge commit O, commit P
+	git checkout main &&
+	test_commit_setvar --merge O tags/v2 "Merge commit O" &&
+	test_commit_setvar P "Commit P" main.txt
+'
+
+test_expect_success 'create bundle from special rev: main^!' '
+	git bundle create special-rev.bdl "main^!" &&
+
+	git bundle list-heads special-rev.bdl |
+		make_user_friendly_and_stable_output >actual &&
+	cat >expect <<-\EOF &&
+	<COMMIT-P> refs/heads/main
+	EOF
+	test_cmp expect actual &&
+
+	git bundle verify special-rev.bdl |
+		make_user_friendly_and_stable_output >actual &&
+	format_and_save_expect <<-EOF &&
+	The bundle contains this ref:
+	<COMMIT-P> refs/heads/main
+	The bundle requires this ref:
+	<COMMIT-O> Z
+	$HASH_MESSAGE
+	EOF
+	test_cmp expect actual &&
+
+	test_bundle_object_count special-rev.bdl 3
+'
+
+test_expect_success 'create bundle with --max-count option' '
+	git bundle create max-count.bdl --max-count 1 \
+		main \
+		"^release" \
+		refs/tags/v1 \
+		refs/pull/1/head \
+		refs/pull/2/head &&
+
+	git bundle verify max-count.bdl |
+		make_user_friendly_and_stable_output >actual &&
+	format_and_save_expect <<-EOF &&
+	The bundle contains these 2 refs:
+	<COMMIT-P> refs/heads/main
+	<TAG-1> refs/tags/v1
+	The bundle requires this ref:
+	<COMMIT-O> Z
+	$HASH_MESSAGE
+	EOF
+	test_cmp expect actual &&
+
+	test_bundle_object_count max-count.bdl 4
+'
+
+test_expect_success 'create bundle with --since option' '
+	git log -1 --pretty="%ad" $M >actual &&
+	cat >expect <<-\EOF &&
+	Thu Apr 7 15:26:13 2005 -0700
+	EOF
+	test_cmp expect actual &&
+
+	git bundle create since.bdl \
+		--since "Thu Apr 7 15:27:00 2005 -0700" \
+		--all &&
+
+	git bundle verify since.bdl |
+		make_user_friendly_and_stable_output >actual &&
+	format_and_save_expect <<-EOF &&
+	The bundle contains these 5 refs:
+	<COMMIT-P> refs/heads/main
+	<COMMIT-N> refs/heads/release
+	<TAG-2> refs/tags/v2
+	<TAG-3> refs/tags/v3
+	<COMMIT-P> HEAD
+	The bundle requires these 2 refs:
+	<COMMIT-M> Z
+	<COMMIT-K> Z
+	$HASH_MESSAGE
+	EOF
+	test_cmp expect actual &&
+
+	test_bundle_object_count --thin since.bdl 13
+'
+
+test_expect_success 'create bundle 1 - no prerequisites' '
+	# create bundle from args
+	git bundle create 1.bdl topic/1 topic/2 &&
+
+	# create bundle from stdin
+	cat >input <<-\EOF &&
+	topic/1
+	topic/2
+	EOF
+	git bundle create stdin-1.bdl --stdin <input &&
+
+	format_and_save_expect <<-EOF &&
+	The bundle contains these 2 refs:
+	<COMMIT-D> refs/heads/topic/1
+	<COMMIT-H> refs/heads/topic/2
+	The bundle records a complete history.
+	$HASH_MESSAGE
+	EOF
+
+	# verify bundle, which has no prerequisites
+	git bundle verify 1.bdl |
+		make_user_friendly_and_stable_output >actual &&
+	test_cmp expect actual &&
+
+	git bundle verify stdin-1.bdl |
+		make_user_friendly_and_stable_output >actual &&
+	test_cmp expect actual &&
+
+	test_bundle_object_count       1.bdl 24 &&
+	test_bundle_object_count stdin-1.bdl 24
+'
+
+test_expect_success 'create bundle 2 - has prerequisites' '
+	# create bundle from args
+	git bundle create 2.bdl \
+		--ignore-missing \
+		^topic/deleted \
+		^$D \
+		^topic/2 \
+		release &&
+
+	# create bundle from stdin
+	# input has a non-exist reference: "topic/deleted"
+	cat >input <<-EOF &&
+	^topic/deleted
+	^$D
+	^topic/2
+	EOF
+	git bundle create stdin-2.bdl \
+		--ignore-missing \
+		--stdin \
+		release <input &&
+
+	format_and_save_expect <<-EOF &&
+	The bundle contains this ref:
+	<COMMIT-N> refs/heads/release
+	The bundle requires these 3 refs:
+	<COMMIT-D> Z
+	<COMMIT-E> Z
+	<COMMIT-G> Z
+	$HASH_MESSAGE
+	EOF
+
+	git bundle verify 2.bdl |
+		make_user_friendly_and_stable_output >actual &&
+	test_cmp expect actual &&
+
+	git bundle verify stdin-2.bdl |
+		make_user_friendly_and_stable_output >actual &&
+	test_cmp expect actual &&
+
+	test_bundle_object_count       2.bdl 16 &&
+	test_bundle_object_count stdin-2.bdl 16
+'
+
+test_expect_success 'fail to verify bundle without prerequisites' '
+	git init --bare test1.git &&
+
+	format_and_save_expect <<-\EOF &&
+	error: Repository lacks these prerequisite commits:
+	error: <COMMIT-D> Z
+	error: <COMMIT-E> Z
+	error: <COMMIT-G> Z
+	EOF
+
+	test_must_fail git -C test1.git bundle verify ../2.bdl 2>&1 |
+		make_user_friendly_and_stable_output >actual &&
+	test_cmp expect actual &&
+
+	test_must_fail git -C test1.git bundle verify ../stdin-2.bdl 2>&1 |
+		make_user_friendly_and_stable_output >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'create bundle 3 - two refs, same object' '
+	# create bundle from args
+	git bundle create --version=3 3.bdl \
+		^release \
+		^topic/1 \
+		^topic/2 \
+		main \
+		HEAD &&
+
+	# create bundle from stdin
+	cat >input <<-\EOF &&
+	^release
+	^topic/1
+	^topic/2
+	EOF
+	git bundle create --version=3 stdin-3.bdl \
+		--stdin \
+		main HEAD <input &&
+
+	format_and_save_expect <<-EOF &&
+	The bundle contains these 2 refs:
+	<COMMIT-P> refs/heads/main
+	<COMMIT-P> HEAD
+	The bundle requires these 2 refs:
+	<COMMIT-M> Z
+	<COMMIT-K> Z
+	$HASH_MESSAGE
+	EOF
+
+	git bundle verify 3.bdl |
+		make_user_friendly_and_stable_output >actual &&
+	test_cmp expect actual &&
+
+	git bundle verify stdin-3.bdl |
+		make_user_friendly_and_stable_output >actual &&
+	test_cmp expect actual &&
+
+	test_bundle_object_count       3.bdl 4 &&
+	test_bundle_object_count stdin-3.bdl 4
+'
+
+test_expect_success 'create bundle 4 - with tags' '
+	# create bundle from args
+	git bundle create 4.bdl \
+		^main \
+		^release \
+		^topic/1 \
+		^topic/2 \
+		--all &&
+
+	# create bundle from stdin
+	cat >input <<-\EOF &&
+	^main
+	^release
+	^topic/1
+	^topic/2
+	EOF
+	git bundle create stdin-4.bdl \
+		--ignore-missing \
+		--stdin \
+		--all <input &&
+
+	cat >expect <<-EOF &&
+	The bundle contains these 3 refs:
+	<TAG-1> refs/tags/v1
+	<TAG-2> refs/tags/v2
+	<TAG-3> refs/tags/v3
+	The bundle records a complete history.
+	$HASH_MESSAGE
+	EOF
+
+	git bundle verify 4.bdl |
+		make_user_friendly_and_stable_output >actual &&
+	test_cmp expect actual &&
+
+	git bundle verify stdin-4.bdl |
+		make_user_friendly_and_stable_output >actual &&
+	test_cmp expect actual &&
+
+	test_bundle_object_count       4.bdl 3 &&
+	test_bundle_object_count stdin-4.bdl 3
+'
+
+test_expect_success 'clone from bundle' '
+	git clone --mirror 1.bdl mirror.git &&
+	git -C mirror.git show-ref |
+		make_user_friendly_and_stable_output >actual &&
+	cat >expect <<-\EOF &&
+	<COMMIT-D> refs/heads/topic/1
+	<COMMIT-H> refs/heads/topic/2
+	EOF
+	test_cmp expect actual &&
+
+	git -C mirror.git fetch ../2.bdl "+refs/*:refs/*" &&
+	git -C mirror.git show-ref |
+		make_user_friendly_and_stable_output >actual &&
+	cat >expect <<-\EOF &&
+	<COMMIT-N> refs/heads/release
+	<COMMIT-D> refs/heads/topic/1
+	<COMMIT-H> refs/heads/topic/2
+	EOF
+	test_cmp expect actual &&
+
+	git -C mirror.git fetch ../3.bdl "+refs/*:refs/*" &&
+	git -C mirror.git show-ref |
+		make_user_friendly_and_stable_output >actual &&
+	cat >expect <<-\EOF &&
+	<COMMIT-P> refs/heads/main
+	<COMMIT-N> refs/heads/release
+	<COMMIT-D> refs/heads/topic/1
+	<COMMIT-H> refs/heads/topic/2
+	EOF
+	test_cmp expect actual &&
+
+	git -C mirror.git fetch ../4.bdl "+refs/*:refs/*" &&
+	git -C mirror.git show-ref |
+		make_user_friendly_and_stable_output >actual &&
+	cat >expect <<-\EOF &&
+	<COMMIT-P> refs/heads/main
+	<COMMIT-N> refs/heads/release
+	<COMMIT-D> refs/heads/topic/1
+	<COMMIT-H> refs/heads/topic/2
+	<TAG-1> refs/tags/v1
+	<TAG-2> refs/tags/v2
+	<TAG-3> refs/tags/v3
+	EOF
+	test_cmp expect actual
+'
+
+test_expect_success 'unfiltered bundle with --objects' '
+	git bundle create all-objects.bdl \
+		--all --objects &&
+	git bundle create all.bdl \
+		--all &&
+
+	# Compare the headers of these files.
+	sed -n -e "/^$/q" -e "p" all.bdl >expect &&
+	sed -n -e "/^$/q" -e "p" all-objects.bdl >actual &&
+	test_cmp expect actual
+'
+
+for filter in "blob:none" "tree:0" "tree:1" "blob:limit=100"
+do
+	test_expect_success "filtered bundle: $filter" '
+		test_when_finished rm -rf .git/objects/pack cloned unbundled &&
+		git bundle create partial.bdl \
+			--all \
+			--filter=$filter &&
+
+		git bundle verify partial.bdl >unfiltered &&
+		make_user_friendly_and_stable_output <unfiltered >actual &&
+
+		cat >expect <<-EOF &&
+		The bundle contains these 10 refs:
+		<COMMIT-P> refs/heads/main
+		<COMMIT-N> refs/heads/release
+		<COMMIT-D> refs/heads/topic/1
+		<COMMIT-H> refs/heads/topic/2
+		<COMMIT-D> refs/pull/1/head
+		<COMMIT-G> refs/pull/2/head
+		<TAG-1> refs/tags/v1
+		<TAG-2> refs/tags/v2
+		<TAG-3> refs/tags/v3
+		<COMMIT-P> HEAD
+		The bundle records a complete history.
+		$HASH_MESSAGE
+		The bundle uses this filter: $filter
+		EOF
+		test_cmp expect actual &&
+
+		test_config uploadpack.allowfilter 1 &&
+		test_config uploadpack.allowanysha1inwant 1 &&
+		git clone --no-local --filter=$filter --bare "file://$(pwd)" cloned &&
+
+		git init unbundled &&
+		git -C unbundled bundle unbundle ../partial.bdl >ref-list.txt &&
+		ls unbundled/.git/objects/pack/pack-*.promisor >promisor &&
+		test_line_count = 1 promisor &&
+
+		# Count the same number of reachable objects.
+		reflist=$(git for-each-ref --format="%(objectname)") &&
+		git rev-list --objects --filter=$filter --missing=allow-any \
+			$reflist >expect &&
+		for repo in cloned unbundled
+		do
+			git -C $repo rev-list --objects --missing=allow-any \
+				$reflist >actual &&
+			test_cmp expect actual || return 1
+		done
+	'
+done
+
+# NEEDSWORK: 'git clone --bare' should be able to clone from a filtered
+# bundle, but that requires a change to promisor/filter config options.
+# For now, we fail gracefully with a helpful error. This behavior can be
+# changed in the future to succeed as much as possible.
+test_expect_success 'cloning from filtered bundle has useful error' '
+	git bundle create partial.bdl \
+		--all \
+		--filter=blob:none &&
+	test_must_fail git clone --bare partial.bdl partial 2>err &&
+	grep "cannot clone from filtered bundle" err
+'
+
+test_done