feat: ConvertGUI v2.0 (Wails + preview/trim + NSIS + Gitea CI)

internal/config/config_test.go

@@ -0,0 +1,42 @@
+package config
+
+import (
+	"os"
+	"path/filepath"
+	"testing"
+)
+
+func TestLoadDefaultsAndCRFClamp(t *testing.T) {
+	tmp := t.TempDir()
+	t.Setenv("APPDATA", tmp)
+	t.Setenv("XDG_CONFIG_HOME", tmp)
+
+	cfg := Default()
+	if cfg.DefaultCRF != 20 || cfg.DefaultPreset != "slow" || cfg.Language != "ru" {
+		t.Fatalf("unexpected defaults: %+v", cfg)
+	}
+
+	cfg.DefaultCRF = 99
+	if err := Save(cfg); err != nil {
+		t.Fatalf("save failed: %v", err)
+	}
+	loaded := Load()
+	if loaded.DefaultCRF != 20 {
+		t.Fatalf("expected invalid CRF 99 to reset to 20, got %d", loaded.DefaultCRF)
+	}
+
+	// CRF 0 (lossless) must be preserved
+	cfg.DefaultCRF = 0
+	if err := Save(cfg); err != nil {
+		t.Fatalf("save CRF 0 failed: %v", err)
+	}
+	loadedZero := Load()
+	if loadedZero.DefaultCRF != 0 {
+		t.Fatalf("expected CRF 0 to be preserved, got %d", loadedZero.DefaultCRF)
+	}
+
+	path, _ := ConfigPath()
+	if _, err := os.Stat(filepath.Clean(path)); err != nil {
+		t.Fatalf("config file missing: %v", err)
+	}
+}