// 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:flutter_tools/src/asset.dart'; import 'package:flutter_tools/src/base/file_system.dart'; import 'package:path/path.dart' as path; import 'package:test/test.dart'; void main() { // Create a temporary directory and write a single file into it. FileSystem fs = new LocalFileSystem(); Directory tempDir = fs.systemTempDirectory.createTempSync(); String projectRoot = tempDir.path; String assetPath = 'banana.txt'; String assetContents = 'banana'; File tempFile = fs.file(path.join(projectRoot, assetPath)); tempFile.parent.createSync(recursive: true); tempFile.writeAsBytesSync(UTF8.encode(assetContents)); // Fixed asset bundle tests. group('AssetBundle.fixed', () { test('empty strings', () async { expect(new AssetBundle.fixed(null, null), isNotNull); expect(new AssetBundle.fixed('', ''), isNotNull); expect(new AssetBundle.fixed(null, null).entries, isEmpty); }); test('does not need a rebuild', () async { expect(new AssetBundle.fixed(null, null).needsBuild(), isFalse); }); test('empty string', () async { AssetBundle ab = new AssetBundle.fixed('', ''); expect(ab.entries, isEmpty); }); test('single entry', () async { AssetBundle ab = new AssetBundle.fixed('', 'apple.txt'); expect(ab.entries, isNotEmpty); expect(ab.entries.length, 1); AssetBundleEntry entry = ab.entries.first; expect(entry, isNotNull); expect(entry.archivePath, 'apple.txt'); }); test('two entries', () async { AssetBundle ab = new AssetBundle.fixed('', 'apple.txt,packages/flutter_gallery_assets/shrine/products/heels.png'); expect(ab.entries, isNotEmpty); expect(ab.entries.length, 2); AssetBundleEntry firstEntry = ab.entries.first; expect(firstEntry, isNotNull); expect(firstEntry.archivePath, 'apple.txt'); AssetBundleEntry lastEntry = ab.entries.last; expect(lastEntry, isNotNull); expect(lastEntry.archivePath, 'packages/flutter_gallery_assets/shrine/products/heels.png'); }); test('file contents', () async { AssetBundle ab = new AssetBundle.fixed(projectRoot, assetPath); expect(ab.entries, isNotEmpty); expect(ab.entries.length, 1); AssetBundleEntry entry = ab.entries.first; expect(entry, isNotNull); expect(entry.archivePath, assetPath); expect(assetContents, UTF8.decode(entry.contentsAsBytes())); }); }); group('AssetBundle.build', () { test('nonempty', () async { AssetBundle ab = new AssetBundle(); expect(await ab.build(), 0); expect(ab.entries.length, greaterThan(0)); }); }); }