| // 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' show JSON; |
| |
| import 'package:file/memory.dart'; |
| import 'package:flutter_tools/src/base/build.dart'; |
| import 'package:flutter_tools/src/base/context.dart'; |
| import 'package:flutter_tools/src/base/file_system.dart'; |
| import 'package:flutter_tools/src/build_info.dart'; |
| import 'package:test/test.dart'; |
| |
| import '../src/context.dart'; |
| |
| class _FakeGenSnapshot implements GenSnapshot { |
| _FakeGenSnapshot({ |
| this.succeed: true, |
| this.snapshotPath: 'output.snapshot', |
| this.snapshotContent: '', |
| this.depfilePath: 'output.snapshot.d', |
| this.depfileContent: 'output.snapshot.d : main.dart', |
| }); |
| |
| final bool succeed; |
| final String snapshotPath; |
| final String snapshotContent; |
| final String depfilePath; |
| final String depfileContent; |
| int _callCount = 0; |
| |
| int get callCount => _callCount; |
| |
| @override |
| Future<int> run({ |
| TargetPlatform targetPlatform, |
| BuildMode buildMode, |
| String packagesPath, |
| String depfilePath, |
| Iterable<String> additionalArgs, |
| }) async { |
| _callCount += 1; |
| |
| if (!succeed) |
| return 1; |
| await fs.file(snapshotPath).writeAsString(snapshotContent); |
| await fs.file(depfilePath).writeAsString(depfileContent); |
| return 0; |
| } |
| } |
| |
| void main() { |
| group('Checksum', () { |
| group('fromFiles', () { |
| MemoryFileSystem fs; |
| |
| setUp(() { |
| fs = new MemoryFileSystem(); |
| }); |
| |
| testUsingContext('throws if any input file does not exist', () async { |
| await fs.file('a.dart').create(); |
| expect(() => new Checksum.fromFiles(<String>['a.dart', 'b.dart'].toSet()), throwsA(anything)); |
| }, overrides: <Type, Generator>{ FileSystem: () => fs}); |
| |
| testUsingContext('populates checksums for valid files', () async { |
| await fs.file('a.dart').writeAsString('This is a'); |
| await fs.file('b.dart').writeAsString('This is b'); |
| final Checksum checksum = new Checksum.fromFiles(<String>['a.dart', 'b.dart'].toSet()); |
| final String json = checksum.toJson(); |
| expect(json, '{"a.dart":"8a21a15fad560b799f6731d436c1b698","b.dart":"6f144e08b58cd0925328610fad7ac07c"}'); |
| }, overrides: <Type, Generator>{ FileSystem: () => fs}); |
| }); |
| |
| group('fromJson', () { |
| test('throws if JSON is invalid', () async { |
| expect(() => new Checksum.fromJson('<xml></xml>'), throwsA(anything)); |
| }); |
| |
| test('populates checksums for valid JSON', () async { |
| final String json = '{"a.dart":"8a21a15fad560b799f6731d436c1b698","b.dart":"6f144e08b58cd0925328610fad7ac07c"}'; |
| final Checksum checksum = new Checksum.fromJson(json); |
| expect(checksum.toJson(), '{"a.dart":"8a21a15fad560b799f6731d436c1b698","b.dart":"6f144e08b58cd0925328610fad7ac07c"}'); |
| }); |
| }); |
| |
| group('operator ==', () { |
| test('reports not equal if checksums do not match', () async { |
| final Checksum a = new Checksum.fromJson('{"a.dart":"8a21a15fad560b799f6731d436c1b698","b.dart":"6f144e08b58cd0925328610fad7ac07c"}'); |
| final Checksum b = new Checksum.fromJson('{"a.dart":"8a21a15fad560b799f6731d436c1b698","b.dart":"6f144e08b58cd0925328610fad7ac07d"}'); |
| expect(a == b, isFalse); |
| }); |
| |
| test('reports not equal if keys do not match', () async { |
| final Checksum a = new Checksum.fromJson('{"a.dart":"8a21a15fad560b799f6731d436c1b698","b.dart":"6f144e08b58cd0925328610fad7ac07c"}'); |
| final Checksum b = new Checksum.fromJson('{"a.dart":"8a21a15fad560b799f6731d436c1b698","c.dart":"6f144e08b58cd0925328610fad7ac07c"}'); |
| expect(a == b, isFalse); |
| }); |
| |
| test('reports equal if all checksums match', () async { |
| final Checksum a = new Checksum.fromJson('{"a.dart":"8a21a15fad560b799f6731d436c1b698","b.dart":"6f144e08b58cd0925328610fad7ac07c"}'); |
| final Checksum b = new Checksum.fromJson('{"a.dart":"8a21a15fad560b799f6731d436c1b698","b.dart":"6f144e08b58cd0925328610fad7ac07c"}'); |
| expect(a == b, isTrue); |
| }); |
| }); |
| }); |
| |
| group('readDepfile', () { |
| MemoryFileSystem fs; |
| |
| setUp(() { |
| fs = new MemoryFileSystem(); |
| }); |
| |
| testUsingContext('returns one file if only one is listed', () async { |
| await fs.file('a.d').writeAsString('snapshot.d: /foo/a.dart'); |
| expect(await readDepfile('a.d'), unorderedEquals(<String>['/foo/a.dart'])); |
| }, overrides: <Type, Generator>{ FileSystem: () => fs }); |
| |
| testUsingContext('returns multiple files', () async { |
| await fs.file('a.d').writeAsString('snapshot.d: /foo/a.dart /foo/b.dart'); |
| expect(await readDepfile('a.d'), unorderedEquals(<String>[ |
| '/foo/a.dart', |
| '/foo/b.dart', |
| ])); |
| }, overrides: <Type, Generator>{ FileSystem: () => fs}); |
| |
| testUsingContext('trims extra spaces between files', () async { |
| await fs.file('a.d').writeAsString('snapshot.d: /foo/a.dart /foo/b.dart /foo/c.dart'); |
| expect(await readDepfile('a.d'), unorderedEquals(<String>[ |
| '/foo/a.dart', |
| '/foo/b.dart', |
| '/foo/c.dart', |
| ])); |
| }, overrides: <Type, Generator>{ FileSystem: () => fs }); |
| |
| testUsingContext('returns files with spaces and backslashes', () async { |
| await fs.file('a.d').writeAsString(r'snapshot.d: /foo/a\ a.dart /foo/b\\b.dart /foo/c\\ c.dart'); |
| expect(await readDepfile('a.d'), unorderedEquals(<String>[ |
| r'/foo/a a.dart', |
| r'/foo/b\b.dart', |
| r'/foo/c\ c.dart', |
| ])); |
| }, overrides: <Type, Generator>{ FileSystem: () => fs }); |
| }); |
| |
| group('Snapshotter', () { |
| _FakeGenSnapshot genSnapshot; |
| MemoryFileSystem fs; |
| Snapshotter snapshotter; |
| |
| setUp(() { |
| fs = new MemoryFileSystem(); |
| genSnapshot = new _FakeGenSnapshot(); |
| snapshotter = new Snapshotter(); |
| }); |
| |
| testUsingContext('builds snapshot and checksums when no checksums are present', () async { |
| await fs.file('main.dart').writeAsString('void main() {}'); |
| await fs.file('output.snapshot').create(); |
| await fs.file('output.snapshot.d').writeAsString('snapshot : main.dart'); |
| await snapshotter.buildScriptSnapshot( |
| mainPath: 'main.dart', |
| snapshotPath: 'output.snapshot', |
| depfilePath: 'output.snapshot.d', |
| packagesPath: '.packages', |
| ); |
| |
| expect(genSnapshot.callCount, 1); |
| |
| final Map<String, dynamic> json = JSON.decode(await fs.file('output.snapshot.d.checksums').readAsString()); |
| expect(json, hasLength(2)); |
| expect(json['main.dart'], '27f5ebf0f8c559b2af9419d190299a5e'); |
| expect(json['output.snapshot'], 'd41d8cd98f00b204e9800998ecf8427e'); |
| }, overrides: <Type, Generator>{ |
| FileSystem: () => fs, |
| GenSnapshot: () => genSnapshot, |
| }); |
| |
| testUsingContext('builds snapshot and checksums when checksums differ', () async { |
| await fs.file('main.dart').writeAsString('void main() {}'); |
| await fs.file('output.snapshot').create(); |
| await fs.file('output.snapshot.d').writeAsString('output.snapshot : main.dart'); |
| await fs.file('output.snapshot.d.checksums').writeAsString(JSON.encode(<String, dynamic>{ |
| 'main.dart': '27f5ebf0f8c559b2af9419d190299a5e', |
| 'output.snapshot': 'deadbeef01234567890abcdef0123456', |
| })); |
| await snapshotter.buildScriptSnapshot( |
| mainPath: 'main.dart', |
| snapshotPath: 'output.snapshot', |
| depfilePath: 'output.snapshot.d', |
| packagesPath: '.packages', |
| ); |
| |
| expect(genSnapshot.callCount, 1); |
| |
| final Map<String, dynamic> json = JSON.decode(await fs.file('output.snapshot.d.checksums').readAsString()); |
| expect(json, hasLength(2)); |
| expect(json['main.dart'], '27f5ebf0f8c559b2af9419d190299a5e'); |
| expect(json['output.snapshot'], 'd41d8cd98f00b204e9800998ecf8427e'); |
| }, overrides: <Type, Generator>{ |
| FileSystem: () => fs, |
| GenSnapshot: () => genSnapshot, |
| }); |
| |
| testUsingContext('builds snapshot and checksums when checksums match but previous snapshot not present', () async { |
| await fs.file('main.dart').writeAsString('void main() {}'); |
| await fs.file('output.snapshot.d').writeAsString('output.snapshot : main.dart'); |
| await fs.file('output.snapshot.d.checksums').writeAsString(JSON.encode(<String, dynamic>{ |
| 'main.dart': '27f5ebf0f8c559b2af9419d190299a5e', |
| 'output.snapshot': 'd41d8cd98f00b204e9800998ecf8427e', |
| })); |
| await snapshotter.buildScriptSnapshot( |
| mainPath: 'main.dart', |
| snapshotPath: 'output.snapshot', |
| depfilePath: 'output.snapshot.d', |
| packagesPath: '.packages', |
| ); |
| |
| expect(genSnapshot.callCount, 1); |
| |
| final Map<String, dynamic> json = JSON.decode(await fs.file('output.snapshot.d.checksums').readAsString()); |
| expect(json, hasLength(2)); |
| expect(json['main.dart'], '27f5ebf0f8c559b2af9419d190299a5e'); |
| expect(json['output.snapshot'], 'd41d8cd98f00b204e9800998ecf8427e'); |
| }, overrides: <Type, Generator>{ |
| FileSystem: () => fs, |
| GenSnapshot: () => genSnapshot, |
| }); |
| |
| testUsingContext('builds snapshot and checksums when main entry point changes', () async { |
| final _FakeGenSnapshot genSnapshot = new _FakeGenSnapshot( |
| snapshotPath: 'output.snapshot', |
| depfilePath: 'output.snapshot.d', |
| depfileContent: 'output.snapshot : other.dart', |
| ); |
| context.setVariable(GenSnapshot, genSnapshot); |
| |
| await fs.file('main.dart').writeAsString('void main() {}'); |
| await fs.file('other.dart').writeAsString('void main() { print("Kanpai ima kimi wa jinsei no ookina ookina butai ni tachi"); }'); |
| await fs.file('output.snapshot.d').writeAsString('output.snapshot : main.dart'); |
| await fs.file('output.snapshot.d.checksums').writeAsString(JSON.encode(<String, dynamic>{ |
| 'main.dart': '27f5ebf0f8c559b2af9419d190299a5e', |
| 'output.snapshot': 'd41d8cd98f00b204e9800998ecf8427e', |
| })); |
| await snapshotter.buildScriptSnapshot( |
| mainPath: 'other.dart', |
| snapshotPath: 'output.snapshot', |
| depfilePath: 'output.snapshot.d', |
| packagesPath: '.packages', |
| ); |
| |
| expect(genSnapshot.callCount, 1); |
| final Map<String, dynamic> json = JSON.decode(await fs.file('output.snapshot.d.checksums').readAsString()); |
| expect(json, hasLength(2)); |
| expect(json['other.dart'], '3238d0ae341339b1731d3c2e195ad177'); |
| expect(json['output.snapshot'], 'd41d8cd98f00b204e9800998ecf8427e'); |
| }, overrides: <Type, Generator>{ |
| FileSystem: () => fs, |
| }); |
| |
| testUsingContext('skips snapshot when checksums match and previous snapshot is present', () async { |
| await fs.file('main.dart').writeAsString('void main() {}'); |
| await fs.file('output.snapshot').create(); |
| await fs.file('output.snapshot.d').writeAsString('output.snapshot : main.dart'); |
| await fs.file('output.snapshot.d.checksums').writeAsString(JSON.encode(<String, dynamic>{ |
| 'main.dart': '27f5ebf0f8c559b2af9419d190299a5e', |
| 'output.snapshot': 'd41d8cd98f00b204e9800998ecf8427e', |
| })); |
| await snapshotter.buildScriptSnapshot( |
| mainPath: 'main.dart', |
| snapshotPath: 'output.snapshot', |
| depfilePath: 'output.snapshot.d', |
| packagesPath: '.packages', |
| ); |
| |
| expect(genSnapshot.callCount, 0); |
| |
| final Map<String, dynamic> json = JSON.decode(await fs.file('output.snapshot.d.checksums').readAsString()); |
| expect(json, hasLength(2)); |
| expect(json['main.dart'], '27f5ebf0f8c559b2af9419d190299a5e'); |
| expect(json['output.snapshot'], 'd41d8cd98f00b204e9800998ecf8427e'); |
| }, overrides: <Type, Generator>{ |
| FileSystem: () => fs, |
| GenSnapshot: () => genSnapshot, |
| }); |
| }); |
| } |