| // Copyright 2017 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:async'; |
| import 'dart:convert'; |
| |
| import 'package:file/file.dart'; |
| |
| import 'package:flutter_tools/src/asset.dart'; |
| import 'package:flutter_tools/src/base/file_system.dart'; |
| import 'package:flutter_tools/src/cache.dart'; |
| |
| import 'package:test/test.dart'; |
| |
| import 'src/common.dart'; |
| import 'src/context.dart'; |
| |
| void main() { |
| void writePubspecFile(String path, String name, {String fontsSection}) { |
| if (fontsSection == null) { |
| fontsSection = ''; |
| } else { |
| fontsSection = ''' |
| flutter: |
| fonts: |
| $fontsSection |
| '''; |
| } |
| |
| fs.file(path) |
| ..createSync(recursive: true) |
| ..writeAsStringSync(''' |
| name: $name |
| dependencies: |
| flutter: |
| sdk: flutter |
| $fontsSection |
| '''); |
| } |
| |
| void establishFlutterRoot() { |
| // Setting flutterRoot here so that it picks up the MemoryFileSystem's |
| // path separator. |
| Cache.flutterRoot = getFlutterRoot(); |
| } |
| |
| void writePackagesFile(String packages) { |
| fs.file('.packages') |
| ..createSync() |
| ..writeAsStringSync(packages); |
| } |
| |
| Future<Null> buildAndVerifyFonts( |
| List<String> localFonts, |
| List<String> packageFonts, |
| List<String> packages, |
| String expectedAssetManifest, |
| ) async { |
| final AssetBundle bundle = AssetBundleFactory.instance.createBundle(); |
| await bundle.build(manifestPath: 'pubspec.yaml'); |
| |
| for (String packageName in packages) { |
| for (String packageFont in packageFonts) { |
| final String entryKey = 'packages/$packageName/$packageFont'; |
| expect(bundle.entries.containsKey(entryKey), true); |
| expect( |
| utf8.decode(await bundle.entries[entryKey].contentsAsBytes()), |
| packageFont, |
| ); |
| } |
| |
| for (String localFont in localFonts) { |
| expect(bundle.entries.containsKey(localFont), true); |
| expect( |
| utf8.decode(await bundle.entries[localFont].contentsAsBytes()), |
| localFont, |
| ); |
| } |
| } |
| |
| expect( |
| utf8.decode(await bundle.entries['FontManifest.json'].contentsAsBytes()), |
| expectedAssetManifest, |
| ); |
| } |
| |
| void writeFontAsset(String path, String font) { |
| fs.file('$path$font') |
| ..createSync(recursive: true) |
| ..writeAsStringSync(font); |
| } |
| |
| // These tests do not use a memory file system because we want to ensure that |
| // asset bundles work correctly on Windows and Posix systems. |
| Directory tempDir; |
| Directory oldCurrentDir; |
| |
| setUp(() async { |
| tempDir = await fs.systemTempDirectory.createTemp('asset_bundle_tests'); |
| oldCurrentDir = fs.currentDirectory; |
| fs.currentDirectory = tempDir; |
| }); |
| |
| tearDown(() { |
| fs.currentDirectory = oldCurrentDir; |
| try { |
| tempDir?.deleteSync(recursive: true); |
| tempDir = null; |
| } on FileSystemException catch (e) { |
| // Do nothing, windows sometimes has trouble deleting. |
| print('Ignored exception during tearDown: $e'); |
| } |
| }); |
| |
| group('AssetBundle fonts from packages', () { |
| testUsingContext('App includes neither font manifest nor fonts when no defines fonts', () async { |
| establishFlutterRoot(); |
| |
| writePubspecFile('pubspec.yaml', 'test'); |
| writePackagesFile('test_package:p/p/lib/'); |
| writePubspecFile('p/p/pubspec.yaml', 'test_package'); |
| |
| final AssetBundle bundle = AssetBundleFactory.instance.createBundle(); |
| await bundle.build(manifestPath: 'pubspec.yaml'); |
| expect(bundle.entries.length, 3); // LICENSE, AssetManifest, FontManifest |
| expect(bundle.entries.containsKey('FontManifest.json'), isTrue); |
| }); |
| |
| testUsingContext('App font uses font file from package', () async { |
| establishFlutterRoot(); |
| |
| const String fontsSection = ''' |
| - family: foo |
| fonts: |
| - asset: packages/test_package/bar |
| '''; |
| writePubspecFile('pubspec.yaml', 'test', fontsSection: fontsSection); |
| writePackagesFile('test_package:p/p/lib/'); |
| writePubspecFile('p/p/pubspec.yaml', 'test_package'); |
| |
| const String font = 'bar'; |
| writeFontAsset('p/p/lib/', font); |
| |
| const String expectedFontManifest = |
| '[{"fonts":[{"asset":"packages/test_package/bar"}],"family":"foo"}]'; |
| await buildAndVerifyFonts( |
| <String>[], |
| <String>[font], |
| <String>['test_package'], |
| expectedFontManifest, |
| ); |
| }); |
| |
| testUsingContext('App font uses local font file and package font file', () async { |
| establishFlutterRoot(); |
| |
| const String fontsSection = ''' |
| - family: foo |
| fonts: |
| - asset: packages/test_package/bar |
| - asset: a/bar |
| '''; |
| writePubspecFile('pubspec.yaml', 'test', fontsSection: fontsSection); |
| writePackagesFile('test_package:p/p/lib/'); |
| writePubspecFile('p/p/pubspec.yaml', 'test_package'); |
| |
| const String packageFont = 'bar'; |
| writeFontAsset('p/p/lib/', packageFont); |
| const String localFont = 'a/bar'; |
| writeFontAsset('', localFont); |
| |
| const String expectedFontManifest = |
| '[{"fonts":[{"asset":"packages/test_package/bar"},{"asset":"a/bar"}],' |
| '"family":"foo"}]'; |
| await buildAndVerifyFonts( |
| <String>[localFont], |
| <String>[packageFont], |
| <String>['test_package'], |
| expectedFontManifest, |
| ); |
| }); |
| |
| testUsingContext('App uses package font with own font file', () async { |
| establishFlutterRoot(); |
| |
| writePubspecFile('pubspec.yaml', 'test'); |
| writePackagesFile('test_package:p/p/lib/'); |
| const String fontsSection = ''' |
| - family: foo |
| fonts: |
| - asset: a/bar |
| '''; |
| writePubspecFile( |
| 'p/p/pubspec.yaml', |
| 'test_package', |
| fontsSection: fontsSection, |
| ); |
| |
| const String font = 'a/bar'; |
| writeFontAsset('p/p/', font); |
| |
| const String expectedFontManifest = |
| '[{"family":"packages/test_package/foo",' |
| '"fonts":[{"asset":"packages/test_package/a/bar"}]}]'; |
| await buildAndVerifyFonts( |
| <String>[], |
| <String>[font], |
| <String>['test_package'], |
| expectedFontManifest, |
| ); |
| }); |
| |
| testUsingContext('App uses package font with font file from another package', () async { |
| establishFlutterRoot(); |
| |
| writePubspecFile('pubspec.yaml', 'test'); |
| writePackagesFile('test_package:p/p/lib/\ntest_package2:p2/p/lib/'); |
| const String fontsSection = ''' |
| - family: foo |
| fonts: |
| - asset: packages/test_package2/bar |
| '''; |
| writePubspecFile( |
| 'p/p/pubspec.yaml', |
| 'test_package', |
| fontsSection: fontsSection, |
| ); |
| writePubspecFile('p2/p/pubspec.yaml', 'test_package2'); |
| |
| const String font = 'bar'; |
| writeFontAsset('p2/p/lib/', font); |
| |
| const String expectedFontManifest = |
| '[{"family":"packages/test_package/foo",' |
| '"fonts":[{"asset":"packages/test_package2/bar"}]}]'; |
| await buildAndVerifyFonts( |
| <String>[], |
| <String>[font], |
| <String>['test_package2'], |
| expectedFontManifest, |
| ); |
| }); |
| |
| testUsingContext('App uses package font with properties and own font file', () async { |
| establishFlutterRoot(); |
| |
| writePubspecFile('pubspec.yaml', 'test'); |
| writePackagesFile('test_package:p/p/lib/'); |
| |
| const String pubspec = ''' |
| - family: foo |
| fonts: |
| - style: italic |
| weight: 400 |
| asset: a/bar |
| '''; |
| writePubspecFile( |
| 'p/p/pubspec.yaml', |
| 'test_package', |
| fontsSection: pubspec, |
| ); |
| const String font = 'a/bar'; |
| writeFontAsset('p/p/', font); |
| |
| const String expectedFontManifest = |
| '[{"family":"packages/test_package/foo",' |
| '"fonts":[{"weight":400,"style":"italic","asset":"packages/test_package/a/bar"}]}]'; |
| await buildAndVerifyFonts( |
| <String>[], |
| <String>[font], |
| <String>['test_package'], |
| expectedFontManifest, |
| ); |
| }); |
| |
| testUsingContext('App uses local font and package font with own font file.', () async { |
| establishFlutterRoot(); |
| |
| const String fontsSection = ''' |
| - family: foo |
| fonts: |
| - asset: a/bar |
| '''; |
| writePubspecFile( |
| 'pubspec.yaml', |
| 'test', |
| fontsSection: fontsSection, |
| ); |
| writePackagesFile('test_package:p/p/lib/'); |
| writePubspecFile( |
| 'p/p/pubspec.yaml', |
| 'test_package', |
| fontsSection: fontsSection, |
| ); |
| |
| const String font = 'a/bar'; |
| writeFontAsset('', font); |
| writeFontAsset('p/p/', font); |
| |
| const String expectedFontManifest = |
| '[{"fonts":[{"asset":"a/bar"}],"family":"foo"},' |
| '{"family":"packages/test_package/foo",' |
| '"fonts":[{"asset":"packages/test_package/a/bar"}]}]'; |
| await buildAndVerifyFonts( |
| <String>[font], |
| <String>[font], |
| <String>['test_package'], |
| expectedFontManifest, |
| ); |
| }); |
| }); |
| } |