package braille

import (
	"os"
	"path/filepath"
	"testing"
)

func TestTablesForLocaleIncludesUSEnglishAndUEB(t *testing.T) {
	dir := t.TempDir()
	for _, name := range []string{"en-us-g1.ctb", "en-us-g2.ctb", "en-ueb-g2.ctb", "en-us-interline.ctb", "en-gb-g1.utb", "fr-fr-g2.ctb"} {
		if err := os.WriteFile(filepath.Join(dir, name), nil, 0600); err != nil {
			t.Fatal(err)
		}
	}
	options := tablesForLocale(dir, "en_US.UTF-8")
	if len(options) != 3 || options[0].Label != "en-ueb Grade 2" || options[2].File != filepath.Join(dir, "en-us-g2.ctb") {
		t.Fatalf("US tables = %+v", options)
	}
	if options = tablesForLocale(dir, "fr_FR.UTF-8"); len(options) != 1 || options[0].Label != "fr-fr Grade 2" {
		t.Fatalf("French tables = %+v", options)
	}
}