diff --git a/Documentation/git-remote-testgit.txt b/Documentation/git-remote-testgit.txt
index 2a67d456a3..612a625ced 100644
--- a/Documentation/git-remote-testgit.txt
+++ b/Documentation/git-remote-testgit.txt
@@ -19,7 +19,7 @@ testcase for the remote-helper functionality, and as an example to
 show remote-helper authors one possible implementation.
 
 The best way to learn more is to read the comments and source code in
-'git-remote-testgit.py'.
+'git-remote-testgit'.
 
 SEE ALSO
 --------
diff --git a/git-remote-testgit b/git-remote-testgit
new file mode 100755
index 0000000000..5042f5a11f
--- /dev/null
+++ b/git-remote-testgit
@@ -0,0 +1,64 @@
+#!/usr/bin/env bash
+# Copyright (c) 2012 Felipe Contreras
+
+alias=$1
+url=$2
+
+# huh?
+url="${url#file://}"
+
+dir="$GIT_DIR/testgit/$alias"
+prefix="refs/testgit/$alias"
+refspec="refs/heads/*:${prefix}/heads/*"
+
+gitmarks="$dir/git.marks"
+testgitmarks="$dir/testgit.marks"
+
+export GIT_DIR="$url/.git"
+
+mkdir -p "$dir"
+
+test -e "$gitmarks" || > "$gitmarks"
+test -e "$testgitmarks" || > "$testgitmarks"
+
+while read line
+do
+	case $line in
+	capabilities)
+		echo 'import'
+		echo 'export'
+		echo "refspec $refspec"
+		echo "*import-marks $gitmarks"
+		echo "*export-marks $gitmarks"
+		echo
+		;;
+	list)
+		git for-each-ref --format='? %(refname)' 'refs/heads/'
+		head=$(git symbolic-ref HEAD)
+		echo "@$head HEAD"
+		echo
+		;;
+	import*)
+		# read all import lines
+		while true
+		do
+			ref="${line#* }"
+			refs="$refs $ref"
+			read line
+			test "${line%% *}" != "import" && break
+		done
+
+		echo "feature import-marks=$gitmarks"
+		echo "feature export-marks=$gitmarks"
+		git fast-export --use-done-feature --{import,export}-marks="$testgitmarks" $refs |
+		sed -e "s#refs/heads/#${prefix}/heads/#g"
+		;;
+	export)
+		git fast-import --{import,export}-marks="$testgitmarks" --quiet
+		echo
+		;;
+	'')
+		exit
+		;;
+	esac
+done
diff --git a/t/t5801-remote-helpers.sh b/t/t5801-remote-helpers.sh
new file mode 100755
index 0000000000..f52ab1466b
--- /dev/null
+++ b/t/t5801-remote-helpers.sh
@@ -0,0 +1,139 @@
+#!/bin/sh
+#
+# Copyright (c) 2010 Sverre Rabbelier
+#
+
+test_description='Test remote-helper import and export commands'
+
+. ./test-lib.sh
+
+if ! type "${BASH-bash}" >/dev/null 2>&1; then
+	skip_all='skipping remote-testgit tests, bash not available'
+	test_done
+fi
+
+compare_refs() {
+	git --git-dir="$1/.git" rev-parse --verify $2 >expect &&
+	git --git-dir="$3/.git" rev-parse --verify $4 >actual &&
+	test_cmp expect actual
+}
+
+test_expect_success 'setup repository' '
+	git init --bare server/.git &&
+	git clone server public &&
+	(cd public &&
+	 echo content >file &&
+	 git add file &&
+	 git commit -m one &&
+	 git push origin master)
+'
+
+test_expect_success 'cloning from local repo' '
+	git clone "testgit::${PWD}/server" localclone &&
+	test_cmp public/file localclone/file
+'
+
+test_expect_success 'cloning from remote repo' '
+	git clone "testgit::file://${PWD}/server" clone &&
+	test_cmp public/file clone/file
+'
+
+test_expect_success 'create new commit on remote' '
+	(cd public &&
+	 echo content >>file &&
+	 git commit -a -m two &&
+	 git push)
+'
+
+test_expect_success 'pulling from local repo' '
+	(cd localclone && git pull) &&
+	test_cmp public/file localclone/file
+'
+
+test_expect_success 'pulling from remote remote' '
+	(cd clone && git pull) &&
+	test_cmp public/file clone/file
+'
+
+test_expect_success 'pushing to local repo' '
+	(cd localclone &&
+	echo content >>file &&
+	git commit -a -m three &&
+	git push) &&
+	compare_refs localclone HEAD server HEAD
+'
+
+# Generally, skip this test.  It demonstrates a now-fixed race in
+# git-remote-testgit, but is too slow to leave in for general use.
+: test_expect_success 'racily pushing to local repo' '
+	test_when_finished "rm -rf server2 localclone2" &&
+	cp -R server server2 &&
+	git clone "testgit::${PWD}/server2" localclone2 &&
+	(cd localclone2 &&
+	echo content >>file &&
+	git commit -a -m three &&
+	GIT_REMOTE_TESTGIT_SLEEPY=2 git push) &&
+	compare_refs localclone2 HEAD server2 HEAD
+'
+
+test_expect_success 'synch with changes from localclone' '
+	(cd clone &&
+	 git pull)
+'
+
+test_expect_success 'pushing remote local repo' '
+	(cd clone &&
+	echo content >>file &&
+	git commit -a -m four &&
+	git push) &&
+	compare_refs clone HEAD server HEAD
+'
+
+test_expect_success 'fetch new branch' '
+	(cd public &&
+	 git checkout -b new &&
+	 echo content >>file &&
+	 git commit -a -m five &&
+	 git push origin new
+	) &&
+	(cd localclone &&
+	 git fetch origin new
+	) &&
+	compare_refs public HEAD localclone FETCH_HEAD
+'
+
+test_expect_success 'fetch multiple branches' '
+	(cd localclone &&
+	 git fetch
+	) &&
+	compare_refs server master localclone refs/remotes/origin/master &&
+	compare_refs server new localclone refs/remotes/origin/new
+'
+
+test_expect_success 'push when remote has extra refs' '
+	(cd clone &&
+	 echo content >>file &&
+	 git commit -a -m six &&
+	 git push
+	) &&
+	compare_refs clone master server master
+'
+
+test_expect_success 'push new branch by name' '
+	(cd clone &&
+	 git checkout -b new-name  &&
+	 echo content >>file &&
+	 git commit -a -m seven &&
+	 git push origin new-name
+	) &&
+	compare_refs clone HEAD server refs/heads/new-name
+'
+
+test_expect_failure 'push new branch with old:new refspec' '
+	(cd clone &&
+	 git push origin new-name:new-refspec
+	) &&
+	compare_refs clone HEAD server refs/heads/new-refspec
+'
+
+test_done