Squashed 'third_party/git/' content from commit cb71568594

git-subtree-dir: third_party/git
git-subtree-split: cb715685942260375e1eb8153b0768a376e4ece7

1 files changed, 308 insertions, 0 deletions

diff --git a/t/lib-httpd.sh b/t/lib-httpd.sh
new file mode 100644
index 000000000000..0d985758c6dd
--- /dev/null
+++ b/t/lib-httpd.sh
@@ -0,0 +1,308 @@
+# Shell library to run an HTTP server for use in tests.
+# Ends the test early if httpd tests should not be run,
+# for example because the user has not enabled them.
+#
+# Usage:
+#
+#	. ./test-lib.sh
+#	. "$TEST_DIRECTORY"/lib-httpd.sh
+#	start_httpd
+#
+#	test_expect_success '...' '
+#		...
+#	'
+#
+#	test_expect_success ...
+#
+#	test_done
+#
+# Can be configured using the following variables.
+#
+#    GIT_TEST_HTTPD              enable HTTPD tests
+#    LIB_HTTPD_PATH              web server path
+#    LIB_HTTPD_MODULE_PATH       web server modules path
+#    LIB_HTTPD_PORT              listening port
+#    LIB_HTTPD_DAV               enable DAV
+#    LIB_HTTPD_SVN               enable SVN at given location (e.g. "svn")
+#    LIB_HTTPD_SSL               enable SSL
+#
+# Copyright (c) 2008 Clemens Buchacher <drizzd@aon.at>
+#
+
+if test -n "$NO_CURL"
+then
+	skip_all='skipping test, git built without http support'
+	test_done
+fi
+
+if test -n "$NO_EXPAT" && test -n "$LIB_HTTPD_DAV"
+then
+	skip_all='skipping test, git built without expat support'
+	test_done
+fi
+
+if ! git env--helper --type=bool --default=true --exit-code GIT_TEST_HTTPD
+then
+	skip_all="Network testing disabled (unset GIT_TEST_HTTPD to enable)"
+	test_done
+fi
+
+if ! test_have_prereq NOT_ROOT; then
+	test_skip_or_die GIT_TEST_HTTPD \
+		"Cannot run httpd tests as root"
+fi
+
+HTTPD_PARA=""
+
+for DEFAULT_HTTPD_PATH in '/usr/sbin/httpd' '/usr/sbin/apache2'
+do
+	if test -x "$DEFAULT_HTTPD_PATH"
+	then
+		break
+	fi
+done
+
+for DEFAULT_HTTPD_MODULE_PATH in '/usr/libexec/apache2' \
+				 '/usr/lib/apache2/modules' \
+				 '/usr/lib64/httpd/modules' \
+				 '/usr/lib/httpd/modules'
+do
+	if test -d "$DEFAULT_HTTPD_MODULE_PATH"
+	then
+		break
+	fi
+done
+
+case $(uname) in
+	Darwin)
+		HTTPD_PARA="$HTTPD_PARA -DDarwin"
+	;;
+esac
+
+LIB_HTTPD_PATH=${LIB_HTTPD_PATH-"$DEFAULT_HTTPD_PATH"}
+test_set_port LIB_HTTPD_PORT
+
+TEST_PATH="$TEST_DIRECTORY"/lib-httpd
+HTTPD_ROOT_PATH="$PWD"/httpd
+HTTPD_DOCUMENT_ROOT_PATH=$HTTPD_ROOT_PATH/www
+
+# hack to suppress apache PassEnv warnings
+GIT_VALGRIND=$GIT_VALGRIND; export GIT_VALGRIND
+GIT_VALGRIND_OPTIONS=$GIT_VALGRIND_OPTIONS; export GIT_VALGRIND_OPTIONS
+GIT_TEST_SIDEBAND_ALL=$GIT_TEST_SIDEBAND_ALL; export GIT_TEST_SIDEBAND_ALL
+GIT_TRACE=$GIT_TRACE; export GIT_TRACE
+
+if ! test -x "$LIB_HTTPD_PATH"
+then
+	test_skip_or_die GIT_TEST_HTTPD "no web server found at '$LIB_HTTPD_PATH'"
+fi
+
+HTTPD_VERSION=$($LIB_HTTPD_PATH -v | \
+	sed -n 's/^Server version: Apache\/\([0-9]*\)\..*$/\1/p; q')
+
+if test -n "$HTTPD_VERSION"
+then
+	if test -z "$LIB_HTTPD_MODULE_PATH"
+	then
+		if ! test $HTTPD_VERSION -ge 2
+		then
+			test_skip_or_die GIT_TEST_HTTPD \
+				"at least Apache version 2 is required"
+		fi
+		if ! test -d "$DEFAULT_HTTPD_MODULE_PATH"
+		then
+			test_skip_or_die GIT_TEST_HTTPD \
+				"Apache module directory not found"
+		fi
+
+		LIB_HTTPD_MODULE_PATH="$DEFAULT_HTTPD_MODULE_PATH"
+	fi
+else
+	test_skip_or_die GIT_TEST_HTTPD \
+		"Could not identify web server at '$LIB_HTTPD_PATH'"
+fi
+
+install_script () {
+	write_script "$HTTPD_ROOT_PATH/$1" <"$TEST_PATH/$1"
+}
+
+prepare_httpd() {
+	mkdir -p "$HTTPD_DOCUMENT_ROOT_PATH"
+	cp "$TEST_PATH"/passwd "$HTTPD_ROOT_PATH"
+	install_script broken-smart-http.sh
+	install_script error-smart-http.sh
+	install_script error.sh
+	install_script apply-one-time-sed.sh
+
+	ln -s "$LIB_HTTPD_MODULE_PATH" "$HTTPD_ROOT_PATH/modules"
+
+	if test -n "$LIB_HTTPD_SSL"
+	then
+		HTTPD_PROTO=https
+
+		RANDFILE_PATH="$HTTPD_ROOT_PATH"/.rnd openssl req \
+			-config "$TEST_PATH/ssl.cnf" \
+			-new -x509 -nodes \
+			-out "$HTTPD_ROOT_PATH/httpd.pem" \
+			-keyout "$HTTPD_ROOT_PATH/httpd.pem"
+		GIT_SSL_NO_VERIFY=t
+		export GIT_SSL_NO_VERIFY
+		HTTPD_PARA="$HTTPD_PARA -DSSL"
+	else
+		HTTPD_PROTO=http
+	fi
+	HTTPD_DEST=127.0.0.1:$LIB_HTTPD_PORT
+	HTTPD_URL=$HTTPD_PROTO://$HTTPD_DEST
+	HTTPD_URL_USER=$HTTPD_PROTO://user%40host@$HTTPD_DEST
+	HTTPD_URL_USER_PASS=$HTTPD_PROTO://user%40host:pass%40host@$HTTPD_DEST
+
+	if test -n "$LIB_HTTPD_DAV" || test -n "$LIB_HTTPD_SVN"
+	then
+		HTTPD_PARA="$HTTPD_PARA -DDAV"
+
+		if test -n "$LIB_HTTPD_SVN"
+		then
+			HTTPD_PARA="$HTTPD_PARA -DSVN"
+			LIB_HTTPD_SVNPATH="$rawsvnrepo"
+			svnrepo="http://127.0.0.1:$LIB_HTTPD_PORT/"
+			svnrepo="$svnrepo$LIB_HTTPD_SVN"
+			export LIB_HTTPD_SVN LIB_HTTPD_SVNPATH
+		fi
+	fi
+}
+
+start_httpd() {
+	prepare_httpd >&3 2>&4
+
+	test_atexit stop_httpd
+
+	"$LIB_HTTPD_PATH" -d "$HTTPD_ROOT_PATH" \
+		-f "$TEST_PATH/apache.conf" $HTTPD_PARA \
+		-c "Listen 127.0.0.1:$LIB_HTTPD_PORT" -k start \
+		>&3 2>&4
+	if test $? -ne 0
+	then
+		cat "$HTTPD_ROOT_PATH"/error.log >&4 2>/dev/null
+		test_skip_or_die GIT_TEST_HTTPD "web server setup failed"
+	fi
+}
+
+stop_httpd() {
+	"$LIB_HTTPD_PATH" -d "$HTTPD_ROOT_PATH" \
+		-f "$TEST_PATH/apache.conf" $HTTPD_PARA -k stop
+}
+
+test_http_push_nonff () {
+	REMOTE_REPO=$1
+	LOCAL_REPO=$2
+	BRANCH=$3
+	EXPECT_CAS_RESULT=${4-failure}
+
+	test_expect_success 'non-fast-forward push fails' '
+		cd "$REMOTE_REPO" &&
+		HEAD=$(git rev-parse --verify HEAD) &&
+
+		cd "$LOCAL_REPO" &&
+		git checkout $BRANCH &&
+		echo "changed" > path2 &&
+		git commit -a -m path2 --amend &&
+
+		test_must_fail git push -v origin >output 2>&1 &&
+		(cd "$REMOTE_REPO" &&
+		 test $HEAD = $(git rev-parse --verify HEAD))
+	'
+
+	test_expect_success 'non-fast-forward push show ref status' '
+		grep "^ ! \[rejected\][ ]*$BRANCH -> $BRANCH (non-fast-forward)$" output
+	'
+
+	test_expect_success 'non-fast-forward push shows help message' '
+		test_i18ngrep "Updates were rejected because" output
+	'
+
+	test_expect_${EXPECT_CAS_RESULT} 'force with lease aka cas' '
+		HEAD=$(	cd "$REMOTE_REPO" && git rev-parse --verify HEAD ) &&
+		test_when_finished '\''
+			(cd "$REMOTE_REPO" && git update-ref HEAD "$HEAD")
+		'\'' &&
+		(
+			cd "$LOCAL_REPO" &&
+			git push -v --force-with-lease=$BRANCH:$HEAD origin
+		) &&
+		git rev-parse --verify "$BRANCH" >expect &&
+		(
+			cd "$REMOTE_REPO" && git rev-parse --verify HEAD
+		) >actual &&
+		test_cmp expect actual
+	'
+}
+
+setup_askpass_helper() {
+	test_expect_success 'setup askpass helper' '
+		write_script "$TRASH_DIRECTORY/askpass" <<-\EOF &&
+		echo >>"$TRASH_DIRECTORY/askpass-query" "askpass: $*" &&
+		case "$*" in
+		*Username*)
+			what=user
+			;;
+		*Password*)
+			what=pass
+			;;
+		esac &&
+		cat "$TRASH_DIRECTORY/askpass-$what"
+		EOF
+		GIT_ASKPASS="$TRASH_DIRECTORY/askpass" &&
+		export GIT_ASKPASS &&
+		export TRASH_DIRECTORY
+	'
+}
+
+set_askpass() {
+	>"$TRASH_DIRECTORY/askpass-query" &&
+	echo "$1" >"$TRASH_DIRECTORY/askpass-user" &&
+	echo "$2" >"$TRASH_DIRECTORY/askpass-pass"
+}
+
+expect_askpass() {
+	dest=$HTTPD_DEST${3+/$3}
+
+	{
+		case "$1" in
+		none)
+			;;
+		pass)
+			echo "askpass: Password for 'http://$2@$dest': "
+			;;
+		both)
+			echo "askpass: Username for 'http://$dest': "
+			echo "askpass: Password for 'http://$2@$dest': "
+			;;
+		*)
+			false
+			;;
+		esac
+	} >"$TRASH_DIRECTORY/askpass-expect" &&
+	test_cmp "$TRASH_DIRECTORY/askpass-expect" \
+		 "$TRASH_DIRECTORY/askpass-query"
+}
+
+strip_access_log() {
+	sed -e "
+		s/^.* \"//
+		s/\"//
+		s/ [1-9][0-9]*\$//
+		s/^GET /GET  /
+	" "$HTTPD_ROOT_PATH"/access.log
+}
+
+# Requires one argument: the name of a file containing the expected stripped
+# access log entries.
+check_access_log() {
+	sort "$1" >"$1".sorted &&
+	strip_access_log >access.log.stripped &&
+	sort access.log.stripped >access.log.sorted &&
+	if ! test_cmp "$1".sorted access.log.sorted
+	then
+		test_cmp "$1" access.log.stripped
+	fi
+}