t/t5601-clone.sh - jrn/git - Git at Google

 #!/bin/sh

 test_description=clone

 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME

 . ./test-lib.sh

 X=
 test_have_prereq !MINGW || X=.exe

 test_expect_success setup '

 	rm -fr .git &&
 	test_create_repo src &&
 	(
 		cd src &&
 		>file &&
 		git add file &&
 		git commit -m initial &&
 		echo 1 >file &&
 		git add file &&
 		git commit -m updated
 	)

 '

 test_expect_success 'clone with excess parameters (1)' '

 	rm -fr dst &&
 	test_must_fail git clone -n src dst junk

 '

 test_expect_success 'clone with excess parameters (2)' '

 	rm -fr dst &&
 	test_must_fail git clone -n "file://$(pwd)/src" dst junk

 '

 test_expect_success 'output from clone' '
 	rm -fr dst &&
 	git clone -n "file://$(pwd)/src" dst >output 2>&1 &&
 	test $(grep Clon output | wc -l) = 1
 '

 test_expect_success 'clone does not keep pack' '

 	rm -fr dst &&
 	git clone -n "file://$(pwd)/src" dst &&
 	! test -f dst/file &&
 	! (echo dst/.git/objects/pack/pack-* | grep "\.keep")

 '

 test_expect_success 'clone checks out files' '

 	rm -fr dst &&
 	git clone src dst &&
 	test -f dst/file

 '

 test_expect_success 'clone respects GIT_WORK_TREE' '

 	GIT_WORK_TREE=worktree git clone src bare &&
 	test -f bare/config &&
 	test -f worktree/file

 '

 test_expect_success 'clone from hooks' '

 	test_create_repo r0 &&
 	cd r0 &&
 	test_commit initial &&
 	cd .. &&
 	git init r1 &&
 	cd r1 &&
 	cat >.git/hooks/pre-commit <<-\EOF &&
 	#!/bin/sh
 	git clone ../r0 ../r2
 	exit 1
 	EOF
 	chmod u+x .git/hooks/pre-commit &&
 	: >file &&
 	git add file &&
 	test_must_fail git commit -m invoke-hook &&
 	cd .. &&
 	test_cmp r0/.git/HEAD r2/.git/HEAD &&
 	test_cmp r0/initial.t r2/initial.t

 '

 test_expect_success 'clone creates intermediate directories' '

 	git clone src long/path/to/dst &&
 	test -f long/path/to/dst/file

 '

 test_expect_success 'clone creates intermediate directories for bare repo' '

 	git clone --bare src long/path/to/bare/dst &&
 	test -f long/path/to/bare/dst/config

 '

 test_expect_success 'clone --mirror' '

 	git clone --mirror src mirror &&
 	test -f mirror/HEAD &&
 	test ! -f mirror/file &&
 	FETCH="$(cd mirror && git config remote.origin.fetch)" &&
 	test "+refs/*:refs/*" = "$FETCH" &&
 	MIRROR="$(cd mirror && git config --bool remote.origin.mirror)" &&
 	test "$MIRROR" = true

 '

 test_expect_success 'clone --mirror with detached HEAD' '

 	( cd src && git checkout HEAD^ && git rev-parse HEAD >../expected ) &&
 	git clone --mirror src mirror.detached &&
 	( cd src && git checkout - ) &&
 	GIT_DIR=mirror.detached git rev-parse HEAD >actual &&
 	test_cmp expected actual

 '

 test_expect_success 'clone --bare with detached HEAD' '

 	( cd src && git checkout HEAD^ && git rev-parse HEAD >../expected ) &&
 	git clone --bare src bare.detached &&
 	( cd src && git checkout - ) &&
 	GIT_DIR=bare.detached git rev-parse HEAD >actual &&
 	test_cmp expected actual

 '

 test_expect_success 'clone --bare names the local repository <name>.git' '

 	git clone --bare src &&
 	test -d src.git

 '

 test_expect_success 'clone --mirror does not repeat tags' '

 	(cd src &&
 	 git tag some-tag HEAD) &&
 	git clone --mirror src mirror2 &&
 	(cd mirror2 &&
 	 git show-ref 2> clone.err > clone.out) &&
 	! grep Duplicate mirror2/clone.err &&
 	grep some-tag mirror2/clone.out

 '

 test_expect_success 'clone to destination with trailing /' '

 	git clone src target-1/ &&
 	T=$( cd target-1 && git rev-parse HEAD ) &&
 	S=$( cd src && git rev-parse HEAD ) &&
 	test "$T" = "$S"

 '

 test_expect_success 'clone to destination with extra trailing /' '

 	git clone src target-2/// &&
 	T=$( cd target-2 && git rev-parse HEAD ) &&
 	S=$( cd src && git rev-parse HEAD ) &&
 	test "$T" = "$S"

 '

 test_expect_success 'clone to an existing empty directory' '
 	mkdir target-3 &&
 	git clone src target-3 &&
 	T=$( cd target-3 && git rev-parse HEAD ) &&
 	S=$( cd src && git rev-parse HEAD ) &&
 	test "$T" = "$S"
 '

 test_expect_success 'clone to an existing non-empty directory' '
 	mkdir target-4 &&
 	>target-4/Fakefile &&
 	test_must_fail git clone src target-4
 '

 test_expect_success 'clone to an existing path' '
 	>target-5 &&
 	test_must_fail git clone src target-5
 '

 test_expect_success 'clone a void' '
 	mkdir src-0 &&
 	(
 		cd src-0 && git init
 	) &&
 	git clone "file://$(pwd)/src-0" target-6 2>err-6 &&
 	! grep "fatal:" err-6 &&
 	(
 		cd src-0 && test_commit A
 	) &&
 	git clone "file://$(pwd)/src-0" target-7 2>err-7 &&
 	! grep "fatal:" err-7 &&
 	# There is no reason to insist they are bit-for-bit
 	# identical, but this test should suffice for now.
 	test_cmp target-6/.git/config target-7/.git/config
 '

 test_expect_success 'clone respects global branch.autosetuprebase' '
 	(
 		test_config="$HOME/.gitconfig" &&
 		git config -f "$test_config" branch.autosetuprebase remote &&
 		rm -fr dst &&
 		git clone src dst &&
 		cd dst &&
 		actual="z$(git config branch.main.rebase)" &&
 		test ztrue = $actual
 	)
 '

 test_expect_success 'respect url-encoding of file://' '
 	git init x+y &&
 	git clone "file://$PWD/x+y" xy-url-1 &&
 	git clone "file://$PWD/x%2By" xy-url-2
 '

 test_expect_success 'do not query-string-decode + in URLs' '
 	rm -rf x+y &&
 	git init "x y" &&
 	test_must_fail git clone "file://$PWD/x+y" xy-no-plus
 '

 test_expect_success 'do not respect url-encoding of non-url path' '
 	git init x+y &&
 	test_must_fail git clone x%2By xy-regular &&
 	git clone x+y xy-regular
 '

 test_expect_success 'clone separate gitdir' '
 	rm -rf dst &&
 	git clone --separate-git-dir realgitdir src dst &&
 	test -d realgitdir/refs
 '

 test_expect_success 'clone separate gitdir: output' '
 	echo "gitdir: $(pwd)/realgitdir" >expected &&
 	test_cmp expected dst/.git
 '

 test_expect_success 'clone from .git file' '
 	git clone dst/.git dst2
 '

 test_expect_success 'fetch from .git gitfile' '
 	(
 		cd dst2 &&
 		git fetch ../dst/.git
 	)
 '

 test_expect_success 'fetch from gitfile parent' '
 	(
 		cd dst2 &&
 		git fetch ../dst
 	)
 '

 test_expect_success 'clone separate gitdir where target already exists' '
 	rm -rf dst &&
 	echo foo=bar >>realgitdir/config &&
 	test_must_fail git clone --separate-git-dir realgitdir src dst &&
 	grep foo=bar realgitdir/config
 '

 test_expect_success 'clone --reference from original' '
 	git clone --shared --bare src src-1 &&
 	git clone --bare src src-2 &&
 	git clone --reference=src-2 --bare src-1 target-8 &&
 	grep /src-2/ target-8/objects/info/alternates
 '

 test_expect_success 'clone with more than one --reference' '
 	git clone --bare src src-3 &&
 	git clone --bare src src-4 &&
 	git clone --reference=src-3 --reference=src-4 src target-9 &&
 	grep /src-3/ target-9/.git/objects/info/alternates &&
 	grep /src-4/ target-9/.git/objects/info/alternates
 '

 test_expect_success 'clone from original with relative alternate' '
 	mkdir nest &&
 	git clone --bare src nest/src-5 &&
 	echo ../../../src/.git/objects >nest/src-5/objects/info/alternates &&
 	git clone --bare nest/src-5 target-10 &&
 	grep /src/\\.git/objects target-10/objects/info/alternates
 '

 test_expect_success 'clone checking out a tag' '
 	git clone --branch=some-tag src dst.tag &&
 	GIT_DIR=src/.git git rev-parse some-tag >expected &&
 	test_cmp expected dst.tag/.git/HEAD &&
 	GIT_DIR=dst.tag/.git git config remote.origin.fetch >fetch.actual &&
 	echo "+refs/heads/*:refs/remotes/origin/*" >fetch.expected &&
 	test_cmp fetch.expected fetch.actual
 '

 test_expect_success 'set up ssh wrapper' '
 	cp "$GIT_BUILD_DIR/t/helper/test-fake-ssh$X" \
 		"$TRASH_DIRECTORY/ssh$X" &&
 	GIT_SSH="$TRASH_DIRECTORY/ssh$X" &&
 	export GIT_SSH &&
 	export TRASH_DIRECTORY &&
 	>"$TRASH_DIRECTORY"/ssh-output
 '

 copy_ssh_wrapper_as () {
 	rm -f "${1%$X}$X" &&
 	cp "$TRASH_DIRECTORY/ssh$X" "${1%$X}$X" &&
 	test_when_finished "rm $(git rev-parse --sq-quote "${1%$X}$X")" &&
 	GIT_SSH="${1%$X}$X" &&
 	test_when_finished "GIT_SSH=\"\$TRASH_DIRECTORY/ssh\$X\""
 }

 expect_ssh () {
 	test_when_finished '
 		(cd "$TRASH_DIRECTORY" && rm -f ssh-expect && >ssh-output)
 	' &&
 	{
 		case "$#" in
 		1)
 			;;
 		2)
 			echo "ssh: $1 git-upload-pack '$2'"
 			;;
 		3)
 			echo "ssh: $1 $2 git-upload-pack '$3'"
 			;;
 		*)
 			echo "ssh: $1 $2 git-upload-pack '$3' $4"
 		esac
 	} >"$TRASH_DIRECTORY/ssh-expect" &&
 	(cd "$TRASH_DIRECTORY" && test_cmp ssh-expect ssh-output)
 }

 test_expect_success 'clone myhost:src uses ssh' '
 	GIT_TEST_PROTOCOL_VERSION=0 git clone myhost:src ssh-clone &&
 	expect_ssh myhost src
 '

 test_expect_success !MINGW,!CYGWIN 'clone local path foo:bar' '
 	cp -R src "foo:bar" &&
 	git clone "foo:bar" foobar &&
 	expect_ssh none
 '

 test_expect_success 'bracketed hostnames are still ssh' '
 	GIT_TEST_PROTOCOL_VERSION=0 git clone "[myhost:123]:src" ssh-bracket-clone &&
 	expect_ssh "-p 123" myhost src
 '

 test_expect_success 'OpenSSH variant passes -4' '
 	GIT_TEST_PROTOCOL_VERSION=0 git clone -4 "[myhost:123]:src" ssh-ipv4-clone &&
 	expect_ssh "-4 -p 123" myhost src
 '

 test_expect_success 'variant can be overridden' '
 	copy_ssh_wrapper_as "$TRASH_DIRECTORY/putty" &&
 	git -c ssh.variant=putty clone -4 "[myhost:123]:src" ssh-putty-clone &&
 	expect_ssh "-4 -P 123" myhost src
 '

 test_expect_success 'variant=auto picks based on basename' '
 	copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink" &&
 	git -c ssh.variant=auto clone -4 "[myhost:123]:src" ssh-auto-clone &&
 	expect_ssh "-4 -P 123" myhost src
 '

 test_expect_success 'simple does not support -4/-6' '
 	copy_ssh_wrapper_as "$TRASH_DIRECTORY/simple" &&
 	test_must_fail git clone -4 "myhost:src" ssh-4-clone-simple
 '

 test_expect_success 'simple does not support port' '
 	copy_ssh_wrapper_as "$TRASH_DIRECTORY/simple" &&
 	test_must_fail git clone "[myhost:123]:src" ssh-bracket-clone-simple
 '

 test_expect_success 'uplink is treated as simple' '
 	copy_ssh_wrapper_as "$TRASH_DIRECTORY/uplink" &&
 	test_must_fail git clone "[myhost:123]:src" ssh-bracket-clone-uplink &&
 	git clone "myhost:src" ssh-clone-uplink &&
 	expect_ssh myhost src
 '

 test_expect_success 'OpenSSH-like uplink is treated as ssh' '
 	write_script "$TRASH_DIRECTORY/uplink" <<-EOF &&
 	if test "\$1" = "-G"
 	then
 		exit 0
 	fi &&
 	exec "\$TRASH_DIRECTORY/ssh$X" "\$@"
 	EOF
 	test_when_finished "rm -f \"\$TRASH_DIRECTORY/uplink\"" &&
 	GIT_SSH="$TRASH_DIRECTORY/uplink" &&
 	test_when_finished "GIT_SSH=\"\$TRASH_DIRECTORY/ssh\$X\"" &&
 	GIT_TEST_PROTOCOL_VERSION=0 git clone "[myhost:123]:src" ssh-bracket-clone-sshlike-uplink &&
 	expect_ssh "-p 123" myhost src
 '

 test_expect_success 'plink is treated specially (as putty)' '
 	copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink" &&
 	git clone "[myhost:123]:src" ssh-bracket-clone-plink-0 &&
 	expect_ssh "-P 123" myhost src
 '

 test_expect_success 'plink.exe is treated specially (as putty)' '
 	copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink.exe" &&
 	git clone "[myhost:123]:src" ssh-bracket-clone-plink-1 &&
 	expect_ssh "-P 123" myhost src
 '

 test_expect_success 'tortoiseplink is like putty, with extra arguments' '
 	copy_ssh_wrapper_as "$TRASH_DIRECTORY/tortoiseplink" &&
 	git clone "[myhost:123]:src" ssh-bracket-clone-plink-2 &&
 	expect_ssh "-batch -P 123" myhost src
 '

 test_expect_success 'double quoted plink.exe in GIT_SSH_COMMAND' '
 	copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink.exe" &&
 	GIT_SSH_COMMAND="\"$TRASH_DIRECTORY/plink.exe\" -v" \
 		git clone "[myhost:123]:src" ssh-bracket-clone-plink-3 &&
 	expect_ssh "-v -P 123" myhost src
 '

 test_expect_success 'single quoted plink.exe in GIT_SSH_COMMAND' '
 	copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink.exe" &&
 	GIT_SSH_COMMAND="$SQ$TRASH_DIRECTORY/plink.exe$SQ -v" \
 		git clone "[myhost:123]:src" ssh-bracket-clone-plink-4 &&
 	expect_ssh "-v -P 123" myhost src
 '

 test_expect_success 'GIT_SSH_VARIANT overrides plink detection' '
 	copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink" &&
 	GIT_TEST_PROTOCOL_VERSION=0 GIT_SSH_VARIANT=ssh \
 		git clone "[myhost:123]:src" ssh-bracket-clone-variant-1 &&
 	expect_ssh "-p 123" myhost src
 '

 test_expect_success 'ssh.variant overrides plink detection' '
 	copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink" &&
 	GIT_TEST_PROTOCOL_VERSION=0 git -c ssh.variant=ssh \
 		clone "[myhost:123]:src" ssh-bracket-clone-variant-2 &&
 	expect_ssh "-p 123" myhost src
 '

 test_expect_success 'GIT_SSH_VARIANT overrides plink detection to plink' '
 	copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink" &&
 	GIT_SSH_VARIANT=plink \
 	git clone "[myhost:123]:src" ssh-bracket-clone-variant-3 &&
 	expect_ssh "-P 123" myhost src
 '

 test_expect_success 'GIT_SSH_VARIANT overrides plink to tortoiseplink' '
 	copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink" &&
 	GIT_SSH_VARIANT=tortoiseplink \
 	git clone "[myhost:123]:src" ssh-bracket-clone-variant-4 &&
 	expect_ssh "-batch -P 123" myhost src
 '

 test_expect_success 'clean failure on broken quoting' '
 	test_must_fail \
 		env GIT_SSH_COMMAND="${SQ}plink.exe -v" \
 		git clone "[myhost:123]:src" sq-failure
 '

 counter=0
 # $1 url
 # $2 none|host
 # $3 path
 test_clone_url () {
 	counter=$(($counter + 1))
 	test_might_fail env GIT_TEST_PROTOCOL_VERSION=0 git clone "$1" tmp$counter &&
 	shift &&
 	expect_ssh "$@"
 }

 test_expect_success !MINGW,!CYGWIN 'clone c:temp is ssl' '
 	test_clone_url c:temp c temp
 '

 test_expect_success MINGW 'clone c:temp is dos drive' '
 	test_clone_url c:temp none
 '

 #ip v4
 for repo in rep rep/home/project 123
 do
 	test_expect_success "clone host:$repo" '
 		test_clone_url host:$repo host $repo
 	'
 done

 #ipv6
 for repo in rep rep/home/project 123
 do
 	test_expect_success "clone [::1]:$repo" '
 		test_clone_url [::1]:$repo ::1 "$repo"
 	'
 done
 #home directory
 test_expect_success "clone host:/~repo" '
 	test_clone_url host:/~repo host "~repo"
 '

 test_expect_success "clone [::1]:/~repo" '
 	test_clone_url [::1]:/~repo ::1 "~repo"
 '

 # Corner cases
 for url in foo/bar:baz [foo]bar/baz:qux [foo/bar]:baz
 do
 	test_expect_success "clone $url is not ssh" '
 		test_clone_url $url none
 	'
 done

 #with ssh:// scheme
 #ignore trailing colon
 for tcol in "" :
 do
 	test_expect_success "clone ssh://host.xz$tcol/home/user/repo" '
 		test_clone_url "ssh://host.xz$tcol/home/user/repo" host.xz /home/user/repo
 	'
 	# from home directory
 	test_expect_success "clone ssh://host.xz$tcol/~repo" '
 	test_clone_url "ssh://host.xz$tcol/~repo" host.xz "~repo"
 '
 done

 # with port number
 test_expect_success 'clone ssh://host.xz:22/home/user/repo' '
 	test_clone_url "ssh://host.xz:22/home/user/repo" "-p 22 host.xz" "/home/user/repo"
 '

 # from home directory with port number
 test_expect_success 'clone ssh://host.xz:22/~repo' '
 	test_clone_url "ssh://host.xz:22/~repo" "-p 22 host.xz" "~repo"
 '

 #IPv6
 for tuah in ::1 [::1] [::1]: user@::1 user@[::1] user@[::1]: [user@::1] [user@::1]:
 do
 	ehost=$(echo $tuah | sed -e "s/1]:/1]/" | tr -d "[]")
 	test_expect_success "clone ssh://$tuah/home/user/repo" "
 	  test_clone_url ssh://$tuah/home/user/repo $ehost /home/user/repo
 	"
 done

 #IPv6 from home directory
 for tuah in ::1 [::1] user@::1 user@[::1] [user@::1]
 do
 	euah=$(echo $tuah | tr -d "[]")
 	test_expect_success "clone ssh://$tuah/~repo" "
 	  test_clone_url ssh://$tuah/~repo $euah '~repo'
 	"
 done

 #IPv6 with port number
 for tuah in [::1] user@[::1] [user@::1]
 do
 	euah=$(echo $tuah | tr -d "[]")
 	test_expect_success "clone ssh://$tuah:22/home/user/repo" "
 	  test_clone_url ssh://$tuah:22/home/user/repo '-p 22' $euah /home/user/repo
 	"
 done

 #IPv6 from home directory with port number
 for tuah in [::1] user@[::1] [user@::1]
 do
 	euah=$(echo $tuah | tr -d "[]")
 	test_expect_success "clone ssh://$tuah:22/~repo" "
 	  test_clone_url ssh://$tuah:22/~repo '-p 22' $euah '~repo'
 	"
 done

 test_expect_success 'clone from a repository with two identical branches' '

 	(
 		cd src &&
 		git checkout -b another main
 	) &&
 	git clone src target-11 &&
 	test "z$( cd target-11 && git symbolic-ref HEAD )" = zrefs/heads/another

 '

 test_expect_success 'shallow clone locally' '
 	git clone --depth=1 --no-local src ssrrcc &&
 	git clone ssrrcc ddsstt &&
 	test_cmp ssrrcc/.git/shallow ddsstt/.git/shallow &&
 	( cd ddsstt && git fsck )
 '

 test_expect_success 'GIT_TRACE_PACKFILE produces a usable pack' '
 	rm -rf dst.git &&
 	GIT_TRACE_PACKFILE=$PWD/tmp.pack git clone --no-local --bare src dst.git &&
 	git init --bare replay.git &&
 	git -C replay.git index-pack -v --stdin <tmp.pack
 '

 test_expect_success 'clone on case-insensitive fs' '
 	git init icasefs &&
 	(
 		cd icasefs &&
 		o=$(git hash-object -w --stdin </dev/null | hex2oct) &&
 		t=$(printf "100644 X\0${o}100644 x\0${o}" |
 			git hash-object -w -t tree --stdin) &&
 		c=$(git commit-tree -m bogus $t) &&
 		git update-ref refs/heads/bogus $c &&
 		git clone -b bogus . bogus 2>warning
 	)
 '

 test_expect_success CASE_INSENSITIVE_FS 'colliding file detection' '
 	grep X icasefs/warning &&
 	grep x icasefs/warning &&
 	test_i18ngrep "the following paths have collided" icasefs/warning
 '

 test_expect_success 'clone with GIT_DEFAULT_HASH' '
 	(
 		sane_unset GIT_DEFAULT_HASH &&
 		git init --object-format=sha1 test-sha1 &&
 		git init --object-format=sha256 test-sha256
 	) &&
 	test_commit -C test-sha1 foo &&
 	test_commit -C test-sha256 foo &&
 	GIT_DEFAULT_HASH=sha1 git clone test-sha256 test-clone-sha256 &&
 	GIT_DEFAULT_HASH=sha256 git clone test-sha1 test-clone-sha1 &&
 	git -C test-clone-sha1 status &&
 	git -C test-clone-sha256 status
 '

 partial_clone_server () {
 	       SERVER="$1" &&

 	rm -rf "$SERVER" client &&
 	test_create_repo "$SERVER" &&
 	test_commit -C "$SERVER" one &&
 	HASH1=$(git -C "$SERVER" hash-object one.t) &&
 	git -C "$SERVER" revert HEAD &&
 	test_commit -C "$SERVER" two &&
 	HASH2=$(git -C "$SERVER" hash-object two.t) &&
 	test_config -C "$SERVER" uploadpack.allowfilter 1 &&
 	test_config -C "$SERVER" uploadpack.allowanysha1inwant 1
 }

 partial_clone () {
 	       SERVER="$1" &&
 	       URL="$2" &&

 	partial_clone_server "${SERVER}" &&
 	git clone --filter=blob:limit=0 "$URL" client &&

 	git -C client fsck &&

 	# Ensure that unneeded blobs are not inadvertently fetched.
 	test_config -C client remote.origin.promisor "false" &&
 	git -C client config --unset remote.origin.partialclonefilter &&
 	test_must_fail git -C client cat-file -e "$HASH1" &&

 	# But this blob was fetched, because clone performs an initial checkout
 	git -C client cat-file -e "$HASH2"
 }

 test_expect_success 'partial clone' '
 	partial_clone server "file://$(pwd)/server"
 '

 test_expect_success 'partial clone with -o' '
 	partial_clone_server server &&
 	git clone -o blah --filter=blob:limit=0 "file://$(pwd)/server" client &&
 	test_cmp_config -C client "blob:limit=0" --get-all remote.blah.partialclonefilter
 '

 test_expect_success 'partial clone: warn if server does not support object filtering' '
 	rm -rf server client &&
 	test_create_repo server &&
 	test_commit -C server one &&

 	git clone --filter=blob:limit=0 "file://$(pwd)/server" client 2> err &&

 	test_i18ngrep "filtering not recognized by server" err
 '

 test_expect_success 'batch missing blob request during checkout' '
 	rm -rf server client &&

 	test_create_repo server &&
 	echo a >server/a &&
 	echo b >server/b &&
 	git -C server add a b &&

 	git -C server commit -m x &&
 	echo aa >server/a &&
 	echo bb >server/b &&
 	git -C server add a b &&
 	git -C server commit -m x &&

 	test_config -C server uploadpack.allowfilter 1 &&
 	test_config -C server uploadpack.allowanysha1inwant 1 &&

 	git clone --filter=blob:limit=0 "file://$(pwd)/server" client &&

 	# Ensure that there is only one negotiation by checking that there is
 	# only "done" line sent. ("done" marks the end of negotiation.)
 	GIT_TRACE_PACKET="$(pwd)/trace" git -C client checkout HEAD^ &&
 	grep "fetch> done" trace >done_lines &&
 	test_line_count = 1 done_lines
 '

 test_expect_success 'batch missing blob request does not inadvertently try to fetch gitlinks' '
 	rm -rf server client &&

 	test_create_repo repo_for_submodule &&
 	test_commit -C repo_for_submodule x &&

 	test_create_repo server &&
 	echo a >server/a &&
 	echo b >server/b &&
 	git -C server add a b &&
 	git -C server commit -m x &&

 	echo aa >server/a &&
 	echo bb >server/b &&
 	# Also add a gitlink pointing to an arbitrary repository
 	git -C server submodule add "$(pwd)/repo_for_submodule" c &&
 	git -C server add a b c &&
 	git -C server commit -m x &&

 	test_config -C server uploadpack.allowfilter 1 &&
 	test_config -C server uploadpack.allowanysha1inwant 1 &&

 	# Make sure that it succeeds
 	git clone --filter=blob:limit=0 "file://$(pwd)/server" client
 '

 . "$TEST_DIRECTORY"/lib-httpd.sh
 start_httpd

 test_expect_success 'partial clone using HTTP' '
 	partial_clone "$HTTPD_DOCUMENT_ROOT_PATH/server" "$HTTPD_URL/smart/server"
 '

 test_expect_success 'reject cloning shallow repository using HTTP' '
 	test_when_finished "rm -rf repo" &&
 	git clone --bare --no-local --depth=1 src "$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
 	test_must_fail git -c protocol.version=2 clone --reject-shallow $HTTPD_URL/smart/repo.git repo 2>err &&
 	test_i18ngrep -e "source repository is shallow, reject to clone." err &&

 	git clone --no-reject-shallow $HTTPD_URL/smart/repo.git repo
 '

 # DO NOT add non-httpd-specific tests here, because the last part of this
 # test script is only executed when httpd is available and enabled.

 test_done
	#!/bin/sh

	test_description=clone

	GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
	export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME

	. ./test-lib.sh

	X=
	test_have_prereq !MINGW \|\| X=.exe

	test_expect_success setup '

	rm -fr .git &&
	test_create_repo src &&
	(
	cd src &&
	>file &&
	git add file &&
	git commit -m initial &&
	echo 1 >file &&
	git add file &&
	git commit -m updated
	)

	'

	test_expect_success 'clone with excess parameters (1)' '

	rm -fr dst &&
	test_must_fail git clone -n src dst junk

	'

	test_expect_success 'clone with excess parameters (2)' '

	rm -fr dst &&
	test_must_fail git clone -n "file://$(pwd)/src" dst junk

	'

	test_expect_success 'output from clone' '
	rm -fr dst &&
	git clone -n "file://$(pwd)/src" dst >output 2>&1 &&
	test $(grep Clon output \| wc -l) = 1
	'

	test_expect_success 'clone does not keep pack' '

	rm -fr dst &&
	git clone -n "file://$(pwd)/src" dst &&
	! test -f dst/file &&
	! (echo dst/.git/objects/pack/pack-* \| grep "\.keep")

	'

	test_expect_success 'clone checks out files' '

	rm -fr dst &&
	git clone src dst &&
	test -f dst/file

	'

	test_expect_success 'clone respects GIT_WORK_TREE' '

	GIT_WORK_TREE=worktree git clone src bare &&
	test -f bare/config &&
	test -f worktree/file

	'

	test_expect_success 'clone from hooks' '

	test_create_repo r0 &&
	cd r0 &&
	test_commit initial &&
	cd .. &&
	git init r1 &&
	cd r1 &&
	cat >.git/hooks/pre-commit <<-\EOF &&
	#!/bin/sh
	git clone ../r0 ../r2
	exit 1
	EOF
	chmod u+x .git/hooks/pre-commit &&
	: >file &&
	git add file &&
	test_must_fail git commit -m invoke-hook &&
	cd .. &&
	test_cmp r0/.git/HEAD r2/.git/HEAD &&
	test_cmp r0/initial.t r2/initial.t

	'

	test_expect_success 'clone creates intermediate directories' '

	git clone src long/path/to/dst &&
	test -f long/path/to/dst/file

	'

	test_expect_success 'clone creates intermediate directories for bare repo' '

	git clone --bare src long/path/to/bare/dst &&
	test -f long/path/to/bare/dst/config

	'

	test_expect_success 'clone --mirror' '

	git clone --mirror src mirror &&
	test -f mirror/HEAD &&
	test ! -f mirror/file &&
	FETCH="$(cd mirror && git config remote.origin.fetch)" &&
	test "+refs/:refs/" = "$FETCH" &&
	MIRROR="$(cd mirror && git config --bool remote.origin.mirror)" &&
	test "$MIRROR" = true

	'

	test_expect_success 'clone --mirror with detached HEAD' '

	( cd src && git checkout HEAD^ && git rev-parse HEAD >../expected ) &&
	git clone --mirror src mirror.detached &&
	( cd src && git checkout - ) &&
	GIT_DIR=mirror.detached git rev-parse HEAD >actual &&
	test_cmp expected actual

	'

	test_expect_success 'clone --bare with detached HEAD' '

	( cd src && git checkout HEAD^ && git rev-parse HEAD >../expected ) &&
	git clone --bare src bare.detached &&
	( cd src && git checkout - ) &&
	GIT_DIR=bare.detached git rev-parse HEAD >actual &&
	test_cmp expected actual

	'

	test_expect_success 'clone --bare names the local repository <name>.git' '

	git clone --bare src &&
	test -d src.git

	'

	test_expect_success 'clone --mirror does not repeat tags' '

	(cd src &&
	git tag some-tag HEAD) &&
	git clone --mirror src mirror2 &&
	(cd mirror2 &&
	git show-ref 2> clone.err > clone.out) &&
	! grep Duplicate mirror2/clone.err &&
	grep some-tag mirror2/clone.out

	'

	test_expect_success 'clone to destination with trailing /' '

	git clone src target-1/ &&
	T=$( cd target-1 && git rev-parse HEAD ) &&
	S=$( cd src && git rev-parse HEAD ) &&
	test "$T" = "$S"

	'

	test_expect_success 'clone to destination with extra trailing /' '

	git clone src target-2/// &&
	T=$( cd target-2 && git rev-parse HEAD ) &&
	S=$( cd src && git rev-parse HEAD ) &&
	test "$T" = "$S"

	'

	test_expect_success 'clone to an existing empty directory' '
	mkdir target-3 &&
	git clone src target-3 &&
	T=$( cd target-3 && git rev-parse HEAD ) &&
	S=$( cd src && git rev-parse HEAD ) &&
	test "$T" = "$S"
	'

	test_expect_success 'clone to an existing non-empty directory' '
	mkdir target-4 &&
	>target-4/Fakefile &&
	test_must_fail git clone src target-4
	'

	test_expect_success 'clone to an existing path' '
	>target-5 &&
	test_must_fail git clone src target-5
	'

	test_expect_success 'clone a void' '
	mkdir src-0 &&
	(
	cd src-0 && git init
	) &&
	git clone "file://$(pwd)/src-0" target-6 2>err-6 &&
	! grep "fatal:" err-6 &&
	(
	cd src-0 && test_commit A
	) &&
	git clone "file://$(pwd)/src-0" target-7 2>err-7 &&
	! grep "fatal:" err-7 &&
	# There is no reason to insist they are bit-for-bit
	# identical, but this test should suffice for now.
	test_cmp target-6/.git/config target-7/.git/config
	'

	test_expect_success 'clone respects global branch.autosetuprebase' '
	(
	test_config="$HOME/.gitconfig" &&
	git config -f "$test_config" branch.autosetuprebase remote &&
	rm -fr dst &&
	git clone src dst &&
	cd dst &&
	actual="z$(git config branch.main.rebase)" &&
	test ztrue = $actual
	)
	'

	test_expect_success 'respect url-encoding of file://' '
	git init x+y &&
	git clone "file://$PWD/x+y" xy-url-1 &&
	git clone "file://$PWD/x%2By" xy-url-2
	'

	test_expect_success 'do not query-string-decode + in URLs' '
	rm -rf x+y &&
	git init "x y" &&
	test_must_fail git clone "file://$PWD/x+y" xy-no-plus
	'

	test_expect_success 'do not respect url-encoding of non-url path' '
	git init x+y &&
	test_must_fail git clone x%2By xy-regular &&
	git clone x+y xy-regular
	'

	test_expect_success 'clone separate gitdir' '
	rm -rf dst &&
	git clone --separate-git-dir realgitdir src dst &&
	test -d realgitdir/refs
	'

	test_expect_success 'clone separate gitdir: output' '
	echo "gitdir: $(pwd)/realgitdir" >expected &&
	test_cmp expected dst/.git
	'

	test_expect_success 'clone from .git file' '
	git clone dst/.git dst2
	'

	test_expect_success 'fetch from .git gitfile' '
	(
	cd dst2 &&
	git fetch ../dst/.git
	)
	'

	test_expect_success 'fetch from gitfile parent' '
	(
	cd dst2 &&
	git fetch ../dst
	)
	'

	test_expect_success 'clone separate gitdir where target already exists' '
	rm -rf dst &&
	echo foo=bar >>realgitdir/config &&
	test_must_fail git clone --separate-git-dir realgitdir src dst &&
	grep foo=bar realgitdir/config
	'

	test_expect_success 'clone --reference from original' '
	git clone --shared --bare src src-1 &&
	git clone --bare src src-2 &&
	git clone --reference=src-2 --bare src-1 target-8 &&
	grep /src-2/ target-8/objects/info/alternates
	'

	test_expect_success 'clone with more than one --reference' '
	git clone --bare src src-3 &&
	git clone --bare src src-4 &&
	git clone --reference=src-3 --reference=src-4 src target-9 &&
	grep /src-3/ target-9/.git/objects/info/alternates &&
	grep /src-4/ target-9/.git/objects/info/alternates
	'

	test_expect_success 'clone from original with relative alternate' '
	mkdir nest &&
	git clone --bare src nest/src-5 &&
	echo ../../../src/.git/objects >nest/src-5/objects/info/alternates &&
	git clone --bare nest/src-5 target-10 &&
	grep /src/\\.git/objects target-10/objects/info/alternates
	'

	test_expect_success 'clone checking out a tag' '
	git clone --branch=some-tag src dst.tag &&
	GIT_DIR=src/.git git rev-parse some-tag >expected &&
	test_cmp expected dst.tag/.git/HEAD &&
	GIT_DIR=dst.tag/.git git config remote.origin.fetch >fetch.actual &&
	echo "+refs/heads/:refs/remotes/origin/" >fetch.expected &&
	test_cmp fetch.expected fetch.actual
	'

	test_expect_success 'set up ssh wrapper' '
	cp "$GIT_BUILD_DIR/t/helper/test-fake-ssh$X" \
	"$TRASH_DIRECTORY/ssh$X" &&
	GIT_SSH="$TRASH_DIRECTORY/ssh$X" &&
	export GIT_SSH &&
	export TRASH_DIRECTORY &&
	>"$TRASH_DIRECTORY"/ssh-output
	'

	copy_ssh_wrapper_as () {
	rm -f "${1%$X}$X" &&
	cp "$TRASH_DIRECTORY/ssh$X" "${1%$X}$X" &&
	test_when_finished "rm $(git rev-parse --sq-quote "${1%$X}$X")" &&
	GIT_SSH="${1%$X}$X" &&
	test_when_finished "GIT_SSH=\"\$TRASH_DIRECTORY/ssh\$X\""
	}

	expect_ssh () {
	test_when_finished '
	(cd "$TRASH_DIRECTORY" && rm -f ssh-expect && >ssh-output)
	' &&
	{
	case "$#" in
	1)
	;;
	2)
	echo "ssh: $1 git-upload-pack '$2'"
	;;
	3)
	echo "ssh: $1 $2 git-upload-pack '$3'"
	;;
	*)
	echo "ssh: $1 $2 git-upload-pack '$3' $4"
	esac
	} >"$TRASH_DIRECTORY/ssh-expect" &&
	(cd "$TRASH_DIRECTORY" && test_cmp ssh-expect ssh-output)
	}

	test_expect_success 'clone myhost:src uses ssh' '
	GIT_TEST_PROTOCOL_VERSION=0 git clone myhost:src ssh-clone &&
	expect_ssh myhost src
	'

	test_expect_success !MINGW,!CYGWIN 'clone local path foo:bar' '
	cp -R src "foo:bar" &&
	git clone "foo:bar" foobar &&
	expect_ssh none
	'

	test_expect_success 'bracketed hostnames are still ssh' '
	GIT_TEST_PROTOCOL_VERSION=0 git clone "[myhost:123]:src" ssh-bracket-clone &&
	expect_ssh "-p 123" myhost src
	'

	test_expect_success 'OpenSSH variant passes -4' '
	GIT_TEST_PROTOCOL_VERSION=0 git clone -4 "[myhost:123]:src" ssh-ipv4-clone &&
	expect_ssh "-4 -p 123" myhost src
	'

	test_expect_success 'variant can be overridden' '
	copy_ssh_wrapper_as "$TRASH_DIRECTORY/putty" &&
	git -c ssh.variant=putty clone -4 "[myhost:123]:src" ssh-putty-clone &&
	expect_ssh "-4 -P 123" myhost src
	'

	test_expect_success 'variant=auto picks based on basename' '
	copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink" &&
	git -c ssh.variant=auto clone -4 "[myhost:123]:src" ssh-auto-clone &&
	expect_ssh "-4 -P 123" myhost src
	'

	test_expect_success 'simple does not support -4/-6' '
	copy_ssh_wrapper_as "$TRASH_DIRECTORY/simple" &&
	test_must_fail git clone -4 "myhost:src" ssh-4-clone-simple
	'

	test_expect_success 'simple does not support port' '
	copy_ssh_wrapper_as "$TRASH_DIRECTORY/simple" &&
	test_must_fail git clone "[myhost:123]:src" ssh-bracket-clone-simple
	'

	test_expect_success 'uplink is treated as simple' '
	copy_ssh_wrapper_as "$TRASH_DIRECTORY/uplink" &&
	test_must_fail git clone "[myhost:123]:src" ssh-bracket-clone-uplink &&
	git clone "myhost:src" ssh-clone-uplink &&
	expect_ssh myhost src
	'

	test_expect_success 'OpenSSH-like uplink is treated as ssh' '
	write_script "$TRASH_DIRECTORY/uplink" <<-EOF &&
	if test "\$1" = "-G"
	then
	exit 0
	fi &&
	exec "\$TRASH_DIRECTORY/ssh$X" "\$@"
	EOF
	test_when_finished "rm -f \"\$TRASH_DIRECTORY/uplink\"" &&
	GIT_SSH="$TRASH_DIRECTORY/uplink" &&
	test_when_finished "GIT_SSH=\"\$TRASH_DIRECTORY/ssh\$X\"" &&
	GIT_TEST_PROTOCOL_VERSION=0 git clone "[myhost:123]:src" ssh-bracket-clone-sshlike-uplink &&
	expect_ssh "-p 123" myhost src
	'

	test_expect_success 'plink is treated specially (as putty)' '
	copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink" &&
	git clone "[myhost:123]:src" ssh-bracket-clone-plink-0 &&
	expect_ssh "-P 123" myhost src
	'

	test_expect_success 'plink.exe is treated specially (as putty)' '
	copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink.exe" &&
	git clone "[myhost:123]:src" ssh-bracket-clone-plink-1 &&
	expect_ssh "-P 123" myhost src
	'

	test_expect_success 'tortoiseplink is like putty, with extra arguments' '
	copy_ssh_wrapper_as "$TRASH_DIRECTORY/tortoiseplink" &&
	git clone "[myhost:123]:src" ssh-bracket-clone-plink-2 &&
	expect_ssh "-batch -P 123" myhost src
	'

	test_expect_success 'double quoted plink.exe in GIT_SSH_COMMAND' '
	copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink.exe" &&
	GIT_SSH_COMMAND="\"$TRASH_DIRECTORY/plink.exe\" -v" \
	git clone "[myhost:123]:src" ssh-bracket-clone-plink-3 &&
	expect_ssh "-v -P 123" myhost src
	'

	test_expect_success 'single quoted plink.exe in GIT_SSH_COMMAND' '
	copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink.exe" &&
	GIT_SSH_COMMAND="$SQ$TRASH_DIRECTORY/plink.exe$SQ -v" \
	git clone "[myhost:123]:src" ssh-bracket-clone-plink-4 &&
	expect_ssh "-v -P 123" myhost src
	'

	test_expect_success 'GIT_SSH_VARIANT overrides plink detection' '
	copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink" &&
	GIT_TEST_PROTOCOL_VERSION=0 GIT_SSH_VARIANT=ssh \
	git clone "[myhost:123]:src" ssh-bracket-clone-variant-1 &&
	expect_ssh "-p 123" myhost src
	'

	test_expect_success 'ssh.variant overrides plink detection' '
	copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink" &&
	GIT_TEST_PROTOCOL_VERSION=0 git -c ssh.variant=ssh \
	clone "[myhost:123]:src" ssh-bracket-clone-variant-2 &&
	expect_ssh "-p 123" myhost src
	'

	test_expect_success 'GIT_SSH_VARIANT overrides plink detection to plink' '
	copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink" &&
	GIT_SSH_VARIANT=plink \
	git clone "[myhost:123]:src" ssh-bracket-clone-variant-3 &&
	expect_ssh "-P 123" myhost src
	'

	test_expect_success 'GIT_SSH_VARIANT overrides plink to tortoiseplink' '
	copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink" &&
	GIT_SSH_VARIANT=tortoiseplink \
	git clone "[myhost:123]:src" ssh-bracket-clone-variant-4 &&
	expect_ssh "-batch -P 123" myhost src
	'

	test_expect_success 'clean failure on broken quoting' '
	test_must_fail \
	env GIT_SSH_COMMAND="${SQ}plink.exe -v" \
	git clone "[myhost:123]:src" sq-failure
	'

	counter=0
	# $1 url
	# $2 none\|host
	# $3 path
	test_clone_url () {
	counter=$(($counter + 1))
	test_might_fail env GIT_TEST_PROTOCOL_VERSION=0 git clone "$1" tmp$counter &&
	shift &&
	expect_ssh "$@"
	}

	test_expect_success !MINGW,!CYGWIN 'clone c:temp is ssl' '
	test_clone_url c:temp c temp
	'

	test_expect_success MINGW 'clone c:temp is dos drive' '
	test_clone_url c:temp none
	'

	#ip v4
	for repo in rep rep/home/project 123
	do
	test_expect_success "clone host:$repo" '
	test_clone_url host:$repo host $repo
	'
	done

	#ipv6
	for repo in rep rep/home/project 123
	do
	test_expect_success "clone [::1]:$repo" '
	test_clone_url [::1]:$repo ::1 "$repo"
	'
	done
	#home directory
	test_expect_success "clone host:/~repo" '
	test_clone_url host:/~repo host "~repo"
	'

	test_expect_success "clone [::1]:/~repo" '
	test_clone_url [::1]:/~repo ::1 "~repo"
	'

	# Corner cases
	for url in foo/bar:baz [foo]bar/baz:qux [foo/bar]:baz
	do
	test_expect_success "clone $url is not ssh" '
	test_clone_url $url none
	'
	done

	#with ssh:// scheme
	#ignore trailing colon
	for tcol in "" :
	do
	test_expect_success "clone ssh://host.xz$tcol/home/user/repo" '
	test_clone_url "ssh://host.xz$tcol/home/user/repo" host.xz /home/user/repo
	'
	# from home directory
	test_expect_success "clone ssh://host.xz$tcol/~repo" '
	test_clone_url "ssh://host.xz$tcol/~repo" host.xz "~repo"
	'
	done

	# with port number
	test_expect_success 'clone ssh://host.xz:22/home/user/repo' '
	test_clone_url "ssh://host.xz:22/home/user/repo" "-p 22 host.xz" "/home/user/repo"
	'

	# from home directory with port number
	test_expect_success 'clone ssh://host.xz:22/~repo' '
	test_clone_url "ssh://host.xz:22/~repo" "-p 22 host.xz" "~repo"
	'

	#IPv6
	for tuah in ::1 [::1] [::1]: user@::1 user@[::1] user@[::1]: [user@::1] [user@::1]:
	do
	ehost=$(echo $tuah \| sed -e "s/1]:/1]/" \| tr -d "[]")
	test_expect_success "clone ssh://$tuah/home/user/repo" "
	test_clone_url ssh://$tuah/home/user/repo $ehost /home/user/repo
	"
	done

	#IPv6 from home directory
	for tuah in ::1 [::1] user@::1 user@[::1] [user@::1]
	do
	euah=$(echo $tuah \| tr -d "[]")
	test_expect_success "clone ssh://$tuah/~repo" "
	test_clone_url ssh://$tuah/~repo $euah '~repo'
	"
	done

	#IPv6 with port number
	for tuah in [::1] user@[::1] [user@::1]
	do
	euah=$(echo $tuah \| tr -d "[]")
	test_expect_success "clone ssh://$tuah:22/home/user/repo" "
	test_clone_url ssh://$tuah:22/home/user/repo '-p 22' $euah /home/user/repo
	"
	done

	#IPv6 from home directory with port number
	for tuah in [::1] user@[::1] [user@::1]
	do
	euah=$(echo $tuah \| tr -d "[]")
	test_expect_success "clone ssh://$tuah:22/~repo" "
	test_clone_url ssh://$tuah:22/~repo '-p 22' $euah '~repo'
	"
	done

	test_expect_success 'clone from a repository with two identical branches' '

	(
	cd src &&
	git checkout -b another main
	) &&
	git clone src target-11 &&
	test "z$( cd target-11 && git symbolic-ref HEAD )" = zrefs/heads/another

	'

	test_expect_success 'shallow clone locally' '
	git clone --depth=1 --no-local src ssrrcc &&
	git clone ssrrcc ddsstt &&
	test_cmp ssrrcc/.git/shallow ddsstt/.git/shallow &&
	( cd ddsstt && git fsck )
	'

	test_expect_success 'GIT_TRACE_PACKFILE produces a usable pack' '
	rm -rf dst.git &&
	GIT_TRACE_PACKFILE=$PWD/tmp.pack git clone --no-local --bare src dst.git &&
	git init --bare replay.git &&
	git -C replay.git index-pack -v --stdin <tmp.pack
	'

	test_expect_success 'clone on case-insensitive fs' '
	git init icasefs &&
	(
	cd icasefs &&
	o=$(git hash-object -w --stdin </dev/null \| hex2oct) &&
	t=$(printf "100644 X\0${o}100644 x\0${o}" \|
	git hash-object -w -t tree --stdin) &&
	c=$(git commit-tree -m bogus $t) &&
	git update-ref refs/heads/bogus $c &&
	git clone -b bogus . bogus 2>warning
	)
	'

	test_expect_success CASE_INSENSITIVE_FS 'colliding file detection' '
	grep X icasefs/warning &&
	grep x icasefs/warning &&
	test_i18ngrep "the following paths have collided" icasefs/warning
	'

	test_expect_success 'clone with GIT_DEFAULT_HASH' '
	(
	sane_unset GIT_DEFAULT_HASH &&
	git init --object-format=sha1 test-sha1 &&
	git init --object-format=sha256 test-sha256
	) &&
	test_commit -C test-sha1 foo &&
	test_commit -C test-sha256 foo &&
	GIT_DEFAULT_HASH=sha1 git clone test-sha256 test-clone-sha256 &&
	GIT_DEFAULT_HASH=sha256 git clone test-sha1 test-clone-sha1 &&
	git -C test-clone-sha1 status &&
	git -C test-clone-sha256 status
	'

	partial_clone_server () {
	SERVER="$1" &&

	rm -rf "$SERVER" client &&
	test_create_repo "$SERVER" &&
	test_commit -C "$SERVER" one &&
	HASH1=$(git -C "$SERVER" hash-object one.t) &&
	git -C "$SERVER" revert HEAD &&
	test_commit -C "$SERVER" two &&
	HASH2=$(git -C "$SERVER" hash-object two.t) &&
	test_config -C "$SERVER" uploadpack.allowfilter 1 &&
	test_config -C "$SERVER" uploadpack.allowanysha1inwant 1
	}

	partial_clone () {
	SERVER="$1" &&
	URL="$2" &&

	partial_clone_server "${SERVER}" &&
	git clone --filter=blob:limit=0 "$URL" client &&

	git -C client fsck &&

	# Ensure that unneeded blobs are not inadvertently fetched.
	test_config -C client remote.origin.promisor "false" &&
	git -C client config --unset remote.origin.partialclonefilter &&
	test_must_fail git -C client cat-file -e "$HASH1" &&

	# But this blob was fetched, because clone performs an initial checkout
	git -C client cat-file -e "$HASH2"
	}

	test_expect_success 'partial clone' '
	partial_clone server "file://$(pwd)/server"
	'

	test_expect_success 'partial clone with -o' '
	partial_clone_server server &&
	git clone -o blah --filter=blob:limit=0 "file://$(pwd)/server" client &&
	test_cmp_config -C client "blob:limit=0" --get-all remote.blah.partialclonefilter
	'

	test_expect_success 'partial clone: warn if server does not support object filtering' '
	rm -rf server client &&
	test_create_repo server &&
	test_commit -C server one &&

	git clone --filter=blob:limit=0 "file://$(pwd)/server" client 2> err &&

	test_i18ngrep "filtering not recognized by server" err
	'

	test_expect_success 'batch missing blob request during checkout' '
	rm -rf server client &&

	test_create_repo server &&
	echo a >server/a &&
	echo b >server/b &&
	git -C server add a b &&

	git -C server commit -m x &&
	echo aa >server/a &&
	echo bb >server/b &&
	git -C server add a b &&
	git -C server commit -m x &&

	test_config -C server uploadpack.allowfilter 1 &&
	test_config -C server uploadpack.allowanysha1inwant 1 &&

	git clone --filter=blob:limit=0 "file://$(pwd)/server" client &&

	# Ensure that there is only one negotiation by checking that there is
	# only "done" line sent. ("done" marks the end of negotiation.)
	GIT_TRACE_PACKET="$(pwd)/trace" git -C client checkout HEAD^ &&
	grep "fetch> done" trace >done_lines &&
	test_line_count = 1 done_lines
	'

	test_expect_success 'batch missing blob request does not inadvertently try to fetch gitlinks' '
	rm -rf server client &&

	test_create_repo repo_for_submodule &&
	test_commit -C repo_for_submodule x &&

	test_create_repo server &&
	echo a >server/a &&
	echo b >server/b &&
	git -C server add a b &&
	git -C server commit -m x &&

	echo aa >server/a &&
	echo bb >server/b &&
	# Also add a gitlink pointing to an arbitrary repository
	git -C server submodule add "$(pwd)/repo_for_submodule" c &&
	git -C server add a b c &&
	git -C server commit -m x &&

	test_config -C server uploadpack.allowfilter 1 &&
	test_config -C server uploadpack.allowanysha1inwant 1 &&

	# Make sure that it succeeds
	git clone --filter=blob:limit=0 "file://$(pwd)/server" client
	'

	. "$TEST_DIRECTORY"/lib-httpd.sh
	start_httpd

	test_expect_success 'partial clone using HTTP' '
	partial_clone "$HTTPD_DOCUMENT_ROOT_PATH/server" "$HTTPD_URL/smart/server"
	'

	test_expect_success 'reject cloning shallow repository using HTTP' '
	test_when_finished "rm -rf repo" &&
	git clone --bare --no-local --depth=1 src "$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
	test_must_fail git -c protocol.version=2 clone --reject-shallow $HTTPD_URL/smart/repo.git repo 2>err &&
	test_i18ngrep -e "source repository is shallow, reject to clone." err &&

	git clone --no-reject-shallow $HTTPD_URL/smart/repo.git repo
	'

	# DO NOT add non-httpd-specific tests here, because the last part of this
	# test script is only executed when httpd is available and enabled.

	test_done