packages/flutter_tools/test/general.shard/test/web_test_compiler_test.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/artifacts.dart';
import 'package:flutter_tools/src/base/config.dart';
import 'package:flutter_tools/src/base/logger.dart';
import 'package:flutter_tools/src/base/platform.dart';
import 'package:flutter_tools/src/build_info.dart';
import 'package:flutter_tools/src/test/web_test_compiler.dart';
import 'package:test/expect.dart';

import '../../src/context.dart';

void main() {
  testUsingContext('web test compiler issues valid compile command', () async {
    final BufferLogger logger = BufferLogger.test();
    final MemoryFileSystem fileSystem = MemoryFileSystem.test();
    fileSystem.file('project/test/fake_test.dart').createSync(recursive: true);
    fileSystem.file('build/out').createSync(recursive: true);
    fileSystem.file('build/build/out.sources').createSync(recursive: true);
    fileSystem.file('build/build/out.json')
      ..createSync()
      ..writeAsStringSync('{}');
    fileSystem.file('build/build/out.map').createSync();
    fileSystem.file('build/build/out.metadata').createSync();
    final FakePlatform platform = FakePlatform(
        environment: <String, String>{},
    );
    final Config config = Config(
        Config.kFlutterSettings,
        fileSystem: fileSystem,
        logger: logger,
        platform: platform,
    );
    final FakeProcessManager processManager = FakeProcessManager.list(<FakeCommand>[
      FakeCommand(command: <Pattern>[
        'Artifact.engineDartBinary.TargetPlatform.web_javascript',
        '--disable-dart-dev',
        'Artifact.frontendServerSnapshotForEngineDartSdk.TargetPlatform.web_javascript',
        '--sdk-root',
        'HostArtifact.flutterWebSdk/',
        '--incremental',
        '--target=dartdevc',
        '--experimental-emit-debug-metadata',
        '--output-dill',
        'build/out',
        '--packages',
        '.dart_tool/package_config.json',
        '-Ddart.vm.profile=false',
        '-Ddart.vm.product=false',
        '--enable-asserts',
        '--filesystem-root',
        'project/test',
        '--filesystem-root',
        'build',
        '--filesystem-scheme',
        'org-dartlang-app',
        '--initialize-from-dill',
        RegExp(r'^build\/(?:[a-z0-9]{32})\.cache\.dill$'),
        '--platform',
        'file:///HostArtifact.webPlatformKernelFolder/ddc_outline_sound.dill',
        '--verbosity=error',
        '--sound-null-safety'
      ], stdout: 'result abc\nline0\nline1\nabc\nabc build/out 0')
    ]);
    final WebTestCompiler compiler = WebTestCompiler(
      logger: logger,
      fileSystem: fileSystem,
      platform: FakePlatform(
        environment: <String, String>{},
      ),
      artifacts: Artifacts.test(),
      processManager: processManager,
      config: config,
    );

    const BuildInfo buildInfo = BuildInfo(
      BuildMode.debug,
      '',
      treeShakeIcons: false,
    );

    await compiler.initialize(
      projectDirectory: fileSystem.directory('project'),
      testOutputDir: 'build',
      testFiles: <String>['project/test/fake_test.dart'],
      buildInfo: buildInfo,
    );

    expect(processManager.hasRemainingExpectations, isFalse);
  });
}