blob: 6d99cde99acf8d6582f87bee57389f9cd49e2665 [file] [log] [blame]
// Copyright 2016 The Chromium 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:convert';
import 'package:file/file.dart';
import 'package:file/memory.dart';
import 'package:flutter_tools/src/asset.dart';
import 'package:flutter_tools/src/base/file_system.dart';
import 'package:flutter_tools/src/base/platform.dart';
import 'package:flutter_tools/src/cache.dart';
import 'src/common.dart';
import 'src/context.dart';
void main() {
setUpAll(() {
Cache.flutterRoot = getFlutterRoot();
});
group('AssetBundle.build', () {
FileSystem testFileSystem;
setUp(() async {
testFileSystem = MemoryFileSystem(
style: platform.isWindows
? FileSystemStyle.windows
: FileSystemStyle.posix,
);
testFileSystem.currentDirectory = testFileSystem.systemTempDirectory.createTempSync('flutter_asset_bundle_test.');
});
testUsingContext('nonempty', () async {
final AssetBundle ab = AssetBundleFactory.instance.createBundle();
expect(await ab.build(), 0);
expect(ab.entries.length, greaterThan(0));
}, overrides: <Type, Generator>{
FileSystem: () => testFileSystem,
});
testUsingContext('empty pubspec', () async {
fs.file('pubspec.yaml')
..createSync()
..writeAsStringSync('');
final AssetBundle bundle = AssetBundleFactory.instance.createBundle();
await bundle.build(manifestPath: 'pubspec.yaml');
expect(bundle.entries.length, 1);
const String expectedAssetManifest = '{}';
expect(
utf8.decode(await bundle.entries['AssetManifest.json'].contentsAsBytes()),
expectedAssetManifest,
);
}, overrides: <Type, Generator>{
FileSystem: () => testFileSystem,
});
testUsingContext('wildcard directories are updated when filesystem changes', () async {
fs.file('.packages').createSync();
fs.file(fs.path.join('assets', 'foo', 'bar.txt')).createSync(recursive: true);
fs.file('pubspec.yaml')
..createSync()
..writeAsStringSync(r'''
name: example
flutter:
assets:
- assets/foo/
''');
final AssetBundle bundle = AssetBundleFactory.instance.createBundle();
await bundle.build(manifestPath: 'pubspec.yaml');
// Expected assets:
// - asset manifest
// - font manifest
// - license file
// - assets/foo/bar.txt
expect(bundle.entries.length, 4);
expect(bundle.needsBuild(manifestPath: 'pubspec.yaml'), false);
// Adding a file should update the stat of the directory, but instead
// we need to fully recreate it.
fs.directory(fs.path.join('assets', 'foo')).deleteSync(recursive: true);
fs.file(fs.path.join('assets', 'foo', 'fizz.txt')).createSync(recursive: true);
fs.file(fs.path.join('assets', 'foo', 'bar.txt')).createSync();
expect(bundle.needsBuild(manifestPath: 'pubspec.yaml'), true);
await bundle.build(manifestPath: 'pubspec.yaml');
// Expected assets:
// - asset manifest
// - font manifest
// - license file
// - assets/foo/bar.txt
// - assets/foo/fizz.txt
expect(bundle.entries.length, 5);
}, overrides: <Type, Generator>{
FileSystem: () => testFileSystem,
});
testUsingContext('handle removal of wildcard directories', () async {
fs.file('.packages').createSync();
fs.file(fs.path.join('assets', 'foo', 'bar.txt')).createSync(recursive: true);
fs.file('pubspec.yaml')
..createSync()
..writeAsStringSync(r'''
name: example
flutter:
assets:
- assets/foo/
''');
final AssetBundle bundle = AssetBundleFactory.instance.createBundle();
await bundle.build(manifestPath: 'pubspec.yaml');
// Expected assets:
// - asset manifest
// - font manifest
// - license file
// - assets/foo/bar.txt
expect(bundle.entries.length, 4);
expect(bundle.needsBuild(manifestPath: 'pubspec.yaml'), false);
// Delete the wildcard directory and update pubspec file.
fs.directory(fs.path.join('assets', 'foo')).deleteSync(recursive: true);
fs.file('pubspec.yaml')
..createSync()
..writeAsStringSync(r'''
name: example''');
// Even though the previous file was removed, it is left in the
// asset manifest and not updated. This is due to the devfs not
// supporting file deletion.
expect(bundle.needsBuild(manifestPath: 'pubspec.yaml'), true);
await bundle.build(manifestPath: 'pubspec.yaml');
// Expected assets:
// - asset manifest
// - font manifest
// - license file
// - assets/foo/bar.txt
expect(bundle.entries.length, 4);
}, overrides: <Type, Generator>{
FileSystem: () => testFileSystem,
});
});
}