Fix: Issue with copying

internal/configs/configs_test.go

@@ -0,0 +1,33 @@
+package configs
+
+import (
+	"os"
+	"path/filepath"
+	"testing"
+)
+
+func TestCopyToSystem(t *testing.T) {
+	if err := os.Mkdir("testdir", 0755); err != nil {
+		t.Fatal(err)
+	}
+	tFilePath := filepath.Join("testdir", "testfile")
+	if err := os.WriteFile(tFilePath, []byte("test"), 0644); err != nil {
+		t.Fatal(err)
+	}
+	t.Cleanup(func() {
+		if err := os.RemoveAll("testdir"); err != nil {
+			t.Fatal(err)
+		}
+	})
+	isRoot := os.Getuid() == 0
+	switch isRoot {
+	case true:
+		t.Run("TestCopyToSystem_AsRoot", func(t *testing.T) {
+			CopyToSystem(true, tFilePath, "/etc/testfile")
+		})
+	default:
+		t.Run("TestCopyToSystem_AsUser", func(t *testing.T) {
+			CopyToSystem(false, tFilePath, "/etc/testfile")
+		})
+	}
+}