From 9cd679699628ee4d122c8b8ed9dfab8e8a190e07 Mon Sep 17 00:00:00 2001
From: Kharec <sandro@cazzaniga.fr>
Date: Mon, 22 Dec 2025 10:19:04 +0100
Subject: [PATCH] test: add unit test for part one

---
 internal/2017/DayTwo/code_test.go | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 internal/2017/DayTwo/code_test.go

diff --git a/internal/2017/DayTwo/code_test.go b/internal/2017/DayTwo/code_test.go
new file mode 100644
index 0000000..56a6313
--- /dev/null
+++ b/internal/2017/DayTwo/code_test.go
@@ -0,0 +1,17 @@
+package daytwo
+
+import "testing"
+
+var testInput = [][]int{
+	{5, 1, 9, 5},
+	{7, 5, 3},
+	{2, 4, 6, 8},
+}
+
+func TestPartOne(t *testing.T) {
+	got := PartOne(testInput)
+	expected := 18
+	if got != expected {
+		t.Errorf("PartOne() = %d, want %d", got, expected)
+	}
+}