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|
#!/bin/sh
#
# Copyright (C) 2006 Martin Waitz <tali@admingilde.org>
#
test_description='test clone --reference'
. ./test-lib.sh
base_dir=$(pwd)
U=$base_dir/UPLOAD_LOG
# create a commit in repo $1 with name $2
commit_in () {
(
cd "$1" &&
echo "$2" >"$2" &&
git add "$2" &&
git commit -m "$2"
)
}
# check that there are $2 loose objects in repo $1
test_objcount () {
echo "$2" >expect &&
git -C "$1" count-objects >actual.raw &&
cut -d' ' -f1 <actual.raw >actual &&
test_cmp expect actual
}
test_expect_success 'preparing first repository' '
test_create_repo A &&
commit_in A file1
'
test_expect_success 'preparing second repository' '
git clone A B &&
commit_in B file2 &&
git -C B repack -ad &&
git -C B prune
'
test_expect_success 'cloning with reference (-l -s)' '
git clone -l -s --reference B A C
'
test_expect_success 'existence of info/alternates' '
test_line_count = 2 C/.git/objects/info/alternates
'
test_expect_success 'pulling from reference' '
git -C C pull ../B master
'
test_expect_success 'that reference gets used' '
test_objcount C 0
'
test_expect_success 'cloning with reference (no -l -s)' '
GIT_TRACE_PACKET=$U.D git clone --reference B "file://$(pwd)/A" D
'
test_expect_success 'fetched no objects' '
test -s "$U.D" &&
! grep " want" "$U.D"
'
test_expect_success 'existence of info/alternates' '
test_line_count = 1 D/.git/objects/info/alternates
'
test_expect_success 'pulling from reference' '
git -C D pull ../B master
'
test_expect_success 'that reference gets used' '
test_objcount D 0
'
test_expect_success 'updating origin' '
commit_in A file3 &&
git -C A repack -ad &&
git -C A prune
'
test_expect_success 'pulling changes from origin' '
git -C C pull origin
'
# the 2 local objects are commit and tree from the merge
test_expect_success 'that alternate to origin gets used' '
test_objcount C 2
'
test_expect_success 'pulling changes from origin' '
git -C D pull origin
'
# the 5 local objects are expected; file3 blob, commit in A to add it
# and its tree, and 2 are our tree and the merge commit.
test_expect_success 'check objects expected to exist locally' '
test_objcount D 5
'
test_expect_success 'preparing alternate repository #1' '
test_create_repo F &&
commit_in F file1
'
test_expect_success 'cloning alternate repo #2 and adding changes to repo #1' '
git clone F G &&
commit_in F file2
'
test_expect_success 'cloning alternate repo #1, using #2 as reference' '
git clone --reference G F H
'
test_expect_success 'cloning with reference being subset of source (-l -s)' '
git clone -l -s --reference A B E
'
test_expect_success 'cloning with multiple references drops duplicates' '
git clone -s --reference B --reference A --reference B A dups &&
test_line_count = 2 dups/.git/objects/info/alternates
'
test_expect_success 'clone with reference from a tagged repository' '
(
cd A && git tag -a -m tagged HEAD
) &&
git clone --reference=A A I
'
test_expect_success 'prepare branched repository' '
git clone A J &&
(
cd J &&
git checkout -b other master^ &&
echo other >otherfile &&
git add otherfile &&
git commit -m other &&
git checkout master
)
'
test_expect_success 'fetch with incomplete alternates' '
git init K &&
echo "$base_dir/A/.git/objects" >K/.git/objects/info/alternates &&
(
cd K &&
git remote add J "file://$base_dir/J" &&
GIT_TRACE_PACKET=$U.K git fetch J
) &&
master_object=$(cd A && git for-each-ref --format="%(objectname)" refs/heads/master) &&
test -s "$U.K" &&
! grep " want $master_object" "$U.K" &&
tag_object=$(cd A && git for-each-ref --format="%(objectname)" refs/tags/HEAD) &&
! grep " want $tag_object" "$U.K"
'
test_expect_success 'clone using repo with gitfile as a reference' '
git clone --separate-git-dir=L A M &&
git clone --reference=M A N &&
echo "$base_dir/L/objects" >expected &&
test_cmp expected "$base_dir/N/.git/objects/info/alternates"
'
test_expect_success 'clone using repo pointed at by gitfile as reference' '
git clone --reference=M/.git A O &&
echo "$base_dir/L/objects" >expected &&
test_cmp expected "$base_dir/O/.git/objects/info/alternates"
'
test_expect_success 'clone and dissociate from reference' '
git init P &&
(
cd P && test_commit one
) &&
git clone P Q &&
(
cd Q && test_commit two
) &&
git clone --no-local --reference=P Q R &&
git clone --no-local --reference=P --dissociate Q S &&
# removing the reference P would corrupt R but not S
rm -fr P &&
test_must_fail git -C R fsck &&
git -C S fsck
'
test_expect_success 'clone, dissociate from partial reference and repack' '
rm -fr P Q R &&
git init P &&
(
cd P &&
test_commit one &&
git repack &&
test_commit two &&
git repack
) &&
git clone --bare P Q &&
(
cd P &&
git checkout -b second &&
test_commit three &&
git repack
) &&
git clone --bare --dissociate --reference=P Q R &&
ls R/objects/pack/*.pack >packs.txt &&
test_line_count = 1 packs.txt
'
test_expect_success 'clone, dissociate from alternates' '
rm -fr A B C &&
test_create_repo A &&
commit_in A file1 &&
git clone --reference=A A B &&
test_line_count = 1 B/.git/objects/info/alternates &&
git clone --local --dissociate B C &&
! test -f C/.git/objects/info/alternates &&
( cd C && git fsck )
'
test_done
|
