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 #!/bin/sh

test_description='test git-http-backend-noserver'
. ./test-lib.sh

HTTPD_DOCUMENT_ROOT_PATH="$TRASH_DIRECTORY"

if test_have_prereq GREP_STRIPS_CR
then
	GREP_OPTIONS=-U
	export GREP_OPTIONS
fi

run_backend() {
	echo "$2" |
	QUERY_STRING="${1#*[?]}" \
	PATH_TRANSLATED="$HTTPD_DOCUMENT_ROOT_PATH/${1%%[?]*}" \
	git http-backend >act.out 2>act.err
}

GET() {
	REQUEST_METHOD="GET" && export REQUEST_METHOD &&
	run_backend "/repo.git/$1" &&
	sane_unset REQUEST_METHOD &&
	if ! grep "Status" act.out >act
	then
		printf "Status: 200 OK\r\n" >act
	fi
	printf "Status: $2\r\n" >exp &&
	test_cmp exp act
}

POST() {
	REQUEST_METHOD="POST" && export REQUEST_METHOD &&
	CONTENT_TYPE="application/x-$1-request" && export CONTENT_TYPE &&
	run_backend "/repo.git/$1" "$2" &&
	sane_unset REQUEST_METHOD &&
	sane_unset CONTENT_TYPE &&
	if ! grep "Status" act.out >act
	then
		printf "Status: 200 OK\r\n" >act
	fi
	printf "Status: $3\r\n" >exp &&
	test_cmp exp act
}

. "$TEST_DIRECTORY"/t556x_common

expect_aliased() {
	REQUEST_METHOD="GET" && export REQUEST_METHOD &&
	if test $1 = 0; then
		run_backend "$2"
	else
		run_backend "$2" &&
		echo "fatal: '$2': aliased" >exp.err &&
		test_cmp exp.err act.err
	fi
	unset REQUEST_METHOD
}

test_expect_success 'http-backend blocks bad PATH_INFO' '
	config http.getanyfile true &&

	expect_aliased 0 /repo.git/HEAD &&

	expect_aliased 1 /repo.git/../HEAD &&
	expect_aliased 1 /../etc/passwd &&
	expect_aliased 1 ../etc/passwd &&
	expect_aliased 1 /etc//passwd &&
	expect_aliased 1 /etc/./passwd &&
	expect_aliased 1 //domain/data.txt
'

# overrides existing definition for further cases
run_backend () {
	CONTENT_LENGTH="${#2}" && export CONTENT_LENGTH &&
	( echo "$2" && cat /dev/zero ) |
	QUERY_STRING="${1#*[?]}" \
	PATH_TRANSLATED="$HTTPD_DOCUMENT_ROOT_PATH/${1%%[?]*}" \
	git http-backend >act.out 2>act.err
}

test_expect_success 'CONTENT_LENGTH set and infinite input' '
	config http.uploadpack true &&
	GET info/refs?service=git-upload-pack "200 OK"	&&
	! grep "fatal:.*" act.err &&
	POST git-upload-pack 0000 "200 OK" &&
	! grep "fatal:.*" act.err
'

test_expect_success 'CONTENT_LENGTH overflow ssite_t' '
	NOT_FIT_IN_SSIZE=$("$GIT_BUILD_DIR/t/helper/test-print-larger-than-ssize") &&
	env \
		CONTENT_TYPE=application/x-git-upload-pack-request \
		QUERY_STRING=/repo.git/git-upload-pack \
		PATH_TRANSLATED="$PWD"/.git/git-upload-pack \
		GIT_HTTP_EXPORT_ALL=TRUE \
		REQUEST_METHOD=POST \
		CONTENT_LENGTH="$NOT_FIT_IN_SSIZE" \
		git http-backend </dev/zero >/dev/null 2>err &&
	grep -q "fatal:.*CONTENT_LENGTH" err
'

test_done