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git/t/t6020-bundle-misc.sh

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#!/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_PASSES_SANITIZE_LEAK=true
. ./test-lib.sh
. "$TEST_DIRECTORY"/lib-bundle.sh
. "$TEST_DIRECTORY"/lib-terminal.sh
for cmd in create verify list-heads unbundle
do
test_expect_success "usage: git bundle $cmd needs an argument" '
test_expect_code 129 git bundle $cmd
'
done
# 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 \
$reflist >actual &&
test_cmp expect actual || return 1
done
'
done
# NEEDSWORK: 'git clone --bare' should be able to clone from a filtered
# bundle, but that requires a change to promisor/filter config options.
# For now, we fail gracefully with a helpful error. This behavior can be
# changed in the future to succeed as much as possible.
test_expect_success 'cloning from filtered bundle has useful error' '
git bundle create partial.bdl \
--all \
--filter=blob:none &&
test_must_fail git clone --bare partial.bdl partial 2>err &&
grep "cannot clone from filtered bundle" err
'
test_expect_success 'verify catches unreachable, broken prerequisites' '
test_when_finished rm -rf clone-from clone-to &&
git init clone-from &&
(
cd clone-from &&
git checkout -b base &&
test_commit A &&
git checkout -b tip &&
git commit --allow-empty -m "will drop by shallow" &&
git commit --allow-empty -m "will keep by shallow" &&
git commit --allow-empty -m "for bundle, not clone" &&
git bundle create tip.bundle tip~1..tip &&
git reset --hard HEAD~1 &&
git checkout base
) &&
BAD_OID=$(git -C clone-from rev-parse tip~1) &&
TIP_OID=$(git -C clone-from rev-parse tip) &&
git clone --depth=1 --no-single-branch \
"file://$(pwd)/clone-from" clone-to &&
(
cd clone-to &&
# Set up broken history by removing shallow markers
git update-ref -d refs/remotes/origin/tip &&
rm .git/shallow &&
# Verify should fail
test_must_fail git bundle verify \
../clone-from/tip.bundle 2>err &&
grep "some prerequisite commits .* are not connected" err &&
test_line_count = 1 err &&
# Unbundling should fail
test_must_fail git bundle unbundle \
../clone-from/tip.bundle 2>err &&
grep "some prerequisite commits .* are not connected" err &&
test_line_count = 1 err
)
'
test_expect_success 'bundle progress includes write phase' '
GIT_PROGRESS_DELAY=0 \
git bundle create --progress out.bundle --all 2>err &&
grep 'Writing' err
'
test_expect_success TTY 'create --quiet disables all bundle progress' '
test_terminal env GIT_PROGRESS_DELAY=0 \
git bundle create --quiet out.bundle --all 2>err &&
test_must_be_empty err
'
test_expect_success 'bundle progress with --no-quiet' '
GIT_PROGRESS_DELAY=0 \
git bundle create --no-quiet out.bundle --all 2>err &&
grep "%" err
'
test_expect_success 'read bundle over stdin' '
git bundle create some.bundle HEAD &&
git bundle verify - <some.bundle 2>err &&
grep "<stdin> is okay" err &&
git bundle list-heads some.bundle >expect &&
git bundle list-heads - <some.bundle >actual &&
test_cmp expect actual &&
git bundle unbundle some.bundle >expect &&
git bundle unbundle - <some.bundle >actual &&
test_cmp expect actual
'
test_expect_success 'send a bundle to standard output' '
git bundle create - --all HEAD >bundle-one &&
mkdir -p down &&
git -C down bundle create - --all HEAD >bundle-two &&
git bundle verify bundle-one &&
git bundle verify bundle-two &&
git ls-remote bundle-one >expect &&
git ls-remote bundle-two >actual &&
test_cmp expect actual
'
test_expect_success 'unbundle outside of a repository' '
git bundle create some.bundle HEAD &&
echo "fatal: Need a repository to unbundle." >expect &&
nongit test_must_fail git bundle unbundle "$(pwd)/some.bundle" 2>err &&
test_cmp expect err
'
test_expect_success 'list-heads outside of a repository' '
git bundle create some.bundle HEAD &&
cat >expect <<-EOF &&
$(git rev-parse HEAD) HEAD
EOF
nongit git bundle list-heads "$(pwd)/some.bundle" >actual &&
test_cmp expect actual
'
for hash in sha1 sha256
do
test_expect_success "list-heads with bundle using $hash" '
test_when_finished "rm -rf hash" &&
git init --object-format=$hash hash &&
test_commit -C hash initial &&
git -C hash bundle create hash.bundle HEAD &&
cat >expect <<-EOF &&
$(git -C hash rev-parse HEAD) HEAD
EOF
git bundle list-heads hash/hash.bundle >actual &&
test_cmp expect actual
'
done
test_done
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