| // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
| // for details. 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' show Future; |
| import 'dart:convert' show JsonEncoder, json; |
| import 'dart:io' show File; |
| |
| import 'package:path/path.dart' as p; |
| import 'package:pub/src/package_config.dart'; |
| import 'package:pub_semver/pub_semver.dart'; |
| import 'package:test/test.dart'; |
| import 'package:test_descriptor/test_descriptor.dart'; |
| |
| /// Describes a `.dart_tools/package_config.json` file and its contents. |
| class PackageConfigFileDescriptor extends Descriptor { |
| final String _generatorVersion; |
| |
| /// A map describing the packages in this `package_config.json` file. |
| final List<PackageConfigEntry> _packages; |
| |
| PackageConfig get _config { |
| return PackageConfig( |
| configVersion: 2, |
| packages: _packages, |
| generatorVersion: Version.parse(_generatorVersion), |
| generator: 'pub', |
| generated: DateTime.now().toUtc(), |
| ); |
| } |
| |
| /// Describes a `.packages` file with the given dependencies. |
| /// |
| /// [dependencies] maps package names to strings describing where the packages |
| /// are located on disk. |
| PackageConfigFileDescriptor(this._packages, this._generatorVersion) |
| : super('.dart_tool/package_config.json'); |
| |
| @override |
| Future<void> create([String? parent]) async { |
| final packageConfigFile = File(p.join(parent ?? sandbox, name)); |
| await packageConfigFile.parent.create(); |
| await packageConfigFile.writeAsString( |
| '${const JsonEncoder.withIndent(' ').convert(_config.toJson())}\n', |
| ); |
| } |
| |
| @override |
| Future<void> validate([String? parent]) async { |
| final packageConfigFile = p.join(parent ?? sandbox, name); |
| if (!await File(packageConfigFile).exists()) { |
| fail("File not found: '$packageConfigFile'."); |
| } |
| |
| Map<String, dynamic> rawJson = json.decode( |
| await File(packageConfigFile).readAsString(), |
| ); |
| PackageConfig config; |
| try { |
| config = PackageConfig.fromJson(rawJson); |
| } on FormatException catch (e) { |
| fail('File "$packageConfigFile" is not valid: $e'); |
| } |
| |
| // Compare packages as sets to ignore ordering. |
| expect( |
| config.packages, |
| _packages |
| .map( |
| (p) => isA<PackageConfigEntry>() |
| .having((p0) => p0.name, 'name', p.name) |
| .having( |
| (p0) => p0.languageVersion, |
| 'languageVersion', |
| // If the expected entry has no language-version we don't check it. |
| p.languageVersion ?? anything) |
| .having((p0) => p0.rootUri, 'rootUri', p.rootUri) |
| .having((p0) => p0.packageUri, 'packageUri', p.packageUri), |
| ) |
| .toSet(), |
| ); |
| |
| final expected = PackageConfig.fromJson(_config.toJson()); |
| // omit generated date-time and packages |
| expected.generated = null; // comparing timestamps is unnecessary. |
| config.generated = null; |
| expected.packages = []; // Already compared packages (ignoring ordering) |
| config.packages = []; |
| expect(config.toJson(), equals(expected.toJson()), |
| reason: '"$packageConfigFile" does not match expected values'); |
| } |
| |
| @override |
| String describe() => name; |
| } |