add a test

License: MIT
Signed-off-by: Jeromy <jeromyj@gmail.com>

test/sharness/t0063-external.sh

+#!/bin/sh
+#
+# Copyright (c) 2015 Jeromy Johnson
+# MIT Licensed; see the LICENSE file in this repository.
+#
+
+test_description="test external command functionality"
+
+. lib/test-lib.sh
+
+
+# set here so daemon launches with it
+PATH=`pwd`/bin:$PATH
+
+test_init_ipfs
+
+test_launch_ipfs_daemon
+
+test_expect_success "create fake ipfs-update bin" '
+	mkdir bin &&
+	echo "#!/bin/sh" > bin/ipfs-update &&
+	echo "pwd" >> bin/ipfs-update &&
+	chmod +x bin/ipfs-update
+'
+
+test_expect_success "external command runs from current user directory" '
+	mkdir just_for_test &&
+	(cd just_for_test && ipfs update) > actual
+'
+
+test_expect_success "output looks good" '
+	echo `pwd`/just_for_test > exp &&
+	test_cmp exp actual
+'
+
+test_kill_ipfs_daemon
+
+test_done