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This fixes https://github.com/flutter/flutter/issues/124159 Adds the command line argument `--wasm-opt` to optimize the web assembly output.
125 lines
4.4 KiB
Dart
125 lines
4.4 KiB
Dart
// Copyright 2014 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'package:file/memory.dart';
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import 'package:flutter_tools/src/base/logger.dart';
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import 'package:flutter_tools/src/build_info.dart';
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import 'package:flutter_tools/src/build_system/build_system.dart';
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import 'package:flutter_tools/src/build_system/targets/web.dart';
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import 'package:flutter_tools/src/project.dart';
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import 'package:flutter_tools/src/reporting/reporting.dart';
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import 'package:flutter_tools/src/version.dart';
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import 'package:flutter_tools/src/web/compile.dart';
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import 'package:flutter_tools/src/web/file_generators/flutter_service_worker_js.dart';
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import '../../src/common.dart';
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import '../../src/context.dart';
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import '../../src/fakes.dart';
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import '../../src/test_build_system.dart';
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void main() {
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late MemoryFileSystem fileSystem;
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late TestUsage testUsage;
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late BufferLogger logger;
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late FlutterVersion flutterVersion;
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late FlutterProject flutterProject;
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setUp(() {
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fileSystem = MemoryFileSystem.test();
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testUsage = TestUsage();
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logger = BufferLogger.test();
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flutterVersion = FakeFlutterVersion(frameworkVersion: '1.0.0', engineRevision: '9.8.7');
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flutterProject = FlutterProject.fromDirectoryTest(fileSystem.currentDirectory);
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fileSystem.file('.packages').createSync();
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});
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testUsingContext('WebBuilder sets environment on success', () async {
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final TestBuildSystem buildSystem =
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TestBuildSystem.all(BuildResult(success: true), (Target target, Environment environment) {
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final WebServiceWorker webServiceWorker = target as WebServiceWorker;
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expect(webServiceWorker.isWasm, isTrue, reason: 'should be wasm');
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expect(webServiceWorker.webRenderer, WebRendererMode.auto);
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expect(environment.defines, <String, String>{
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'TargetFile': 'target',
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'HasWebPlugins': 'false',
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'ServiceWorkerStrategy': ServiceWorkerStrategy.offlineFirst.cliName,
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'WasmOmitTypeChecks': 'false',
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'RunWasmOpt': 'false',
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'BuildMode': 'debug',
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'DartObfuscation': 'false',
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'TrackWidgetCreation': 'true',
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'TreeShakeIcons': 'false',
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});
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expect(environment.engineVersion, '9.8.7');
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expect(environment.generateDartPluginRegistry, isFalse);
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});
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final WebBuilder webBuilder = WebBuilder(
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logger: logger,
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processManager: FakeProcessManager.any(),
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buildSystem: buildSystem,
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usage: testUsage,
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flutterVersion: flutterVersion,
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fileSystem: fileSystem,
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);
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await webBuilder.buildWeb(
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flutterProject,
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'target',
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BuildInfo.debug,
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ServiceWorkerStrategy.offlineFirst,
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compilerConfig: const WasmCompilerConfig(
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omitTypeChecks: false,
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runWasmOpt: false
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),
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);
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expect(logger.statusText, contains('Compiling target for the Web...'));
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expect(logger.errorText, isEmpty);
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// Runs ScrubGeneratedPluginRegistrant migrator.
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expect(logger.traceText, contains('generated_plugin_registrant.dart not found. Skipping.'));
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// Sends timing event.
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final TestTimingEvent timingEvent = testUsage.timings.single;
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expect(timingEvent.category, 'build');
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expect(timingEvent.variableName, 'dart2wasm');
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});
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testUsingContext('WebBuilder throws tool exit on failure', () async {
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final TestBuildSystem buildSystem = TestBuildSystem.all(BuildResult(
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success: false,
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exceptions: <String, ExceptionMeasurement>{
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'hello': ExceptionMeasurement(
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'hello',
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const FormatException('illegal character in input string'),
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StackTrace.current,
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),
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},
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));
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final WebBuilder webBuilder = WebBuilder(
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logger: logger,
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processManager: FakeProcessManager.any(),
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buildSystem: buildSystem,
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usage: testUsage,
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flutterVersion: flutterVersion,
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fileSystem: fileSystem,
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);
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await expectLater(
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() async => webBuilder.buildWeb(
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flutterProject,
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'target',
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BuildInfo.debug,
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ServiceWorkerStrategy.offlineFirst,
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compilerConfig: const JsCompilerConfig.run(nativeNullAssertions: true),
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),
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throwsToolExit(message: 'Failed to compile application for the Web.'));
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expect(logger.errorText, contains('Target hello failed: FormatException: illegal character in input string'));
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expect(testUsage.timings, isEmpty);
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});
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}
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