From 8316ebd171d52fe6f1a0615f3fe2954e3a3d4353 Mon Sep 17 00:00:00 2001
From: eslopfer <lopezesteban8@gmail.com>
Date: Wed, 4 Jan 2023 09:43:33 +0000
Subject: [PATCH] test(plus): add tests

---
 sh/tests/plus_test.sh | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 sh/tests/plus_test.sh

diff --git a/sh/tests/plus_test.sh b/sh/tests/plus_test.sh
new file mode 100644
index 00000000..c7571923
--- /dev/null
+++ b/sh/tests/plus_test.sh
@@ -0,0 +1,24 @@
+#!/bin/bash
+
+set -euo pipefail
+IFS='
+'
+
+script_dirS=$(cd -P "$(dirname "$BASH_SOURCE")" &>/dev/null && pwd)
+
+challenge() {
+    submitted=$(bash "$script_dirS"/student/plus.sh $1 $2)
+    expected=$(bash "$script_dirS"/solutions/plus.sh $1 $2)
+
+    diff <(echo "$submitted") <(echo "$expected")
+}
+
+challenge "1" "2"
+challenge "4" "2"
+challenge "3" "-3"
+challenge "0" "0"
+challenge "2" "-3"
+challenge "-4" "1"
+challenge "-2" "-1"
+challenge "10" "-5"
+challenge "-11" "20"