Add TestExpandPath

internal/utils/path_test.go

@@ -0,0 +1,26 @@
+package utils_test
+
+import (
+	"os"
+	"path/filepath"
+	"testing"
+
+	"git-repo-updater/internal/utils"
+)
+
+func TestExpandPath(t *testing.T) {
+	home, _ := os.UserHomeDir()
+
+	input := "~/Code/my-repo"
+	expected := filepath.Join(home, "Code/my-repo")
+
+	result, err := utils.ExpandPath(input)
+
+	if err != nil {
+		t.Errorf("ExpandPath(%q) returned error: %v", input, err)
+	}
+
+	if result != expected {
+		t.Errorf("ExpandPath(%q) = %q; want %q", input, result, expected)
+	}
+}