blob: 92d641503590f76cf913f9c1197aeb3349be69fc [file] [log] [blame]
// Copyright 2014 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'dart:async';
import '../base/file_system.dart';
import '../globals.dart' as globals;
/// Manages a Font configuration that can be shared across multiple tests.
class FontConfigManager {
Directory? _fontsDirectory;
/// Returns a Font configuration that limits font fallback to the artifact
/// cache directory.
late final File fontConfigFile = (){
final StringBuffer sb = StringBuffer();
sb.writeln('<fontconfig>');
sb.writeln(' <dir>${globals.cache.getCacheArtifacts().path}</dir>');
sb.writeln(' <cachedir>/var/cache/fontconfig</cachedir>');
sb.writeln('</fontconfig>');
if (_fontsDirectory == null) {
_fontsDirectory = globals.fs.systemTempDirectory.createTempSync('flutter_test_fonts.');
globals.printTrace('Using this directory for fonts configuration: ${_fontsDirectory!.path}');
}
final File cachedFontConfig = globals.fs.file('${_fontsDirectory!.path}/fonts.conf');
cachedFontConfig.createSync();
cachedFontConfig.writeAsStringSync(sb.toString());
return cachedFontConfig;
}();
Future<void> dispose() async {
if (_fontsDirectory != null) {
globals.printTrace('Deleting ${_fontsDirectory!.path}...');
await _fontsDirectory!.delete(recursive: true);
_fontsDirectory = null;
}
}
}