From 32696a4cbe90929ae79ea442f5102c513ce3dfaa Mon Sep 17 00:00:00 2001
From: Jeff King <peff@peff.net>
Date: Wed, 28 Sep 2022 18:50:36 -0400
Subject: [PATCH] shell: add basic tests

We have no tests of even basic functionality of git-shell. Let's add a
couple of obvious ones. This will serve as a framework for adding tests
for new things we fix, as well as making sure we don't screw anything up
too badly while doing so.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Taylor Blau <me@ttaylorr.com>
---
 t/t9850-shell.sh | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100755 t/t9850-shell.sh

diff --git a/t/t9850-shell.sh b/t/t9850-shell.sh
new file mode 100755
index 0000000000..2af476c3af
--- /dev/null
+++ b/t/t9850-shell.sh
@@ -0,0 +1,31 @@
+#!/bin/sh
+
+test_description='git shell tests'
+. ./test-lib.sh
+
+test_expect_success 'shell allows upload-pack' '
+	printf 0000 >input &&
+	git upload-pack . <input >expect &&
+	git shell -c "git-upload-pack $SQ.$SQ" <input >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'shell forbids other commands' '
+	test_must_fail git shell -c "git config foo.bar baz"
+'
+
+test_expect_success 'shell forbids interactive use by default' '
+	test_must_fail git shell
+'
+
+test_expect_success 'shell allows interactive command' '
+	mkdir git-shell-commands &&
+	write_script git-shell-commands/ping <<-\EOF &&
+	echo pong
+	EOF
+	echo pong >expect &&
+	echo ping | git shell >actual &&
+	test_cmp expect actual
+'
+
+test_done
-- 
2.27.0

