flutter/packages/flutter_tools/test/general.shard/web/compile_web_test.dart
Jackson Gardner 2269dc10b3
Add option to run wasm-opt on module output. (#124831)
This fixes https://github.com/flutter/flutter/issues/124159

Adds the command line argument `--wasm-opt` to optimize the web assembly output.
2023-04-14 17:19:21 +00:00

125 lines
4.4 KiB
Dart

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