blob: 717e20c2536e12c40bb95f986796b48c2a82fefd [file] [log] [blame]
// Copyright (c) 2017, 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:io' show Directory, File, Platform;
import 'package:async_helper/async_helper.dart' show asyncEnd, asyncStart;
import 'package:testing/testing.dart' show StdioProcess;
import 'package:front_end/src/compute_platform_binaries_location.dart'
show computePlatformBinariesLocation;
final Uri compiler = Uri.base.resolve('pkg/front_end/tool/_fasta/compile.dart');
final Uri transform = Uri.base.resolve('pkg/kernel/bin/transform.dart');
final Uri dump = Uri.base.resolve('pkg/kernel/bin/dump.dart');
final Uri packagesFile = Uri.base.resolve('.packages');
final Uri dartVm =
Uri.base.resolveUri(new Uri.file(Platform.resolvedExecutable));
Future main() async {
asyncStart();
final Directory tmp = await Directory.systemTemp.createTemp('whole_program');
final Uri dartFile = tmp.uri.resolve('hello.dart');
final Uri dillFile = tmp.uri.resolve('hello.dart.dill');
final Uri constantsDillFile = tmp.uri.resolve('hello.dart.constants.dill');
final Uri constantsDillTxtFile =
tmp.uri.resolve('hello.dart.constants.dill.txt');
// Write the hello world file.
await new File(dartFile.toFilePath()).writeAsString('''
// Ensure we import a big program!
import 'package:compiler/src/dart2js.dart';
import 'package:front_end/src/fasta/kernel/kernel_target.dart';
void main() => print('hello world!');
''');
try {
await runCompiler(dartFile, dillFile);
await transformDillFile(dillFile, constantsDillFile);
await dumpDillFile(constantsDillFile, constantsDillTxtFile);
await runHelloWorld(constantsDillFile);
} finally {
await tmp.delete(recursive: true);
}
asyncEnd();
}
Future runCompiler(Uri input, Uri output) async {
final Uri platformDill = computePlatformBinariesLocation(forceBuildDir: true)
.resolve("vm_platform.dill");
final List<String> arguments = <String>[
'--packages=${packagesFile.toFilePath()}',
'-c',
compiler.toFilePath(),
'--platform=${platformDill.toFilePath()}',
'--output=${output.toFilePath()}',
'--packages=${packagesFile.toFilePath()}',
'--verify',
input.toFilePath(),
];
await run('Compilation of hello.dart', arguments);
}
Future transformDillFile(Uri from, Uri to) async {
final List<String> arguments = <String>[
transform.toFilePath(),
'-f',
'bin',
'-t',
'constants',
'-o',
to.toFilePath(),
from.toFilePath(),
];
await run('Transforming $from --to--> $to', arguments);
}
Future dumpDillFile(Uri dillFile, Uri txtFile) async {
final List<String> arguments = <String>[
dump.toFilePath(),
dillFile.toFilePath(),
txtFile.toFilePath(),
];
await run('Dumping $dillFile --to--> $txtFile', arguments);
}
Future runHelloWorld(Uri dillFile) async {
final List<String> arguments = <String>[dillFile.toFilePath()];
await run('Running hello.dart', arguments, 'hello world!\n');
}
Future run(String message, List<String> arguments,
[String expectedOutput]) async {
final Stopwatch sw = new Stopwatch()..start();
print('Running:\n ${dartVm.toFilePath()} ${arguments.join(' ')}');
StdioProcess result = await StdioProcess.run(dartVm.toFilePath(), arguments,
timeout: const Duration(seconds: 120));
print('Output:\n ${result.output.replaceAll('\n', ' \n')}');
print('ExitCode: ${result.exitCode}');
print('Took: ${sw.elapsed}\n\n');
if ((expectedOutput != null && result.output != expectedOutput) ||
result.exitCode != 0) {
throw '$message failed.';
}
}