// Copyright (c) 2026 Storm Dragon
// SPDX-License-Identifier: GPL-3.0-or-later

package config

import (
	"fmt"
	"path/filepath"
	"reflect"
	"testing"
)

func TestWineSettingsRoundTripAndValidation(t *testing.T) {
	settings := DefaultSettings()
	settings.Wine = WineSettings{ControllerOnly: true, ExcludedPrograms: []string{"Game.exe", "Another Game.exe"}}
	path := filepath.Join(t.TempDir(), "settings.toml")
	store, err := NewStore(path)
	if err != nil {
		t.Fatal(err)
	}
	if err := store.Save(settings); err != nil {
		t.Fatal(err)
	}
	loaded, err := Load(path)
	if err != nil {
		t.Fatal(err)
	}
	if !reflect.DeepEqual(loaded.Wine, settings.Wine) {
		t.Fatalf("Wine settings = %+v", loaded.Wine)
	}
	cloned := cloneSettings(settings)
	cloned.Wine.ExcludedPrograms[0] = "Changed.exe"
	if settings.Wine.ExcludedPrograms[0] != "Game.exe" {
		t.Fatal("clone aliases exclusions")
	}
	for _, name := range []string{"", "../game.exe", `C:\game.exe`, "Game.exe\rOther.exe", "game.exe\n"} {
		settings.Wine.ExcludedPrograms = []string{name}
		if err := Validate(settings); err == nil {
			t.Fatalf("accepted exclusion %q", name)
		}
	}
}

func TestWineSettingsRejectEmbeddedControlCharacters(t *testing.T) {
	for character := rune(0); character < ' '; character++ {
		t.Run(fmt.Sprintf("U+%04X", character), func(t *testing.T) {
			settings := DefaultSettings()
			settings.Wine.ExcludedPrograms = []string{"Game" + string(character) + ".exe"}
			if err := Validate(settings); err == nil {
				t.Fatalf("accepted control character in exclusion %q", settings.Wine.ExcludedPrograms[0])
			}
		})
	}
}