Jens Johansen
70b4ffae4b
Change-Id: I11277942cd8bb9f3f3b875233934ec0281c0369b Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/138085 Commit-Queue: Jens Johansen <jensj@google.com> Reviewed-by: Johnni Winther <johnniwinther@google.com>
67 lines
2.3 KiB
Dart
67 lines
2.3 KiB
Dart
// Copyright (c) 2019, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import 'dart:io';
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import 'package:args/args.dart';
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import 'package:expect/expect.dart';
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import 'package:kernel/kernel.dart';
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import 'package:kernel/binary/ast_to_binary.dart';
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import 'package:vm/kernel_front_end.dart';
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main() async {
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final outDir =
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Directory.systemTemp.createTempSync("incremental_load_from_dill_test");
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final dillFile = outDir.uri.resolve("dart2js.dart.dill").toFilePath();
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final unlinkedDillFile =
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outDir.uri.resolve("dart2js.dart.unlinked.dill").toFilePath();
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final unlinkedDillTxtFile =
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outDir.uri.resolve("dart2js.dart.unlinked dill.txt").toFilePath();
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final executable = Platform.executable;
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if (!executable.endsWith('out/ReleaseX64/dart')) {
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return;
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}
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final platformDill = Uri.parse(executable).resolve('vm_platform.dill');
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try {
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final arguments = <String>[
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'--no-link-platform',
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'--platform=$platformDill',
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'--output=$dillFile',
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'pkg/compiler/lib/src/dart2js.dart',
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];
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// Compile dart2js.dart.
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final ArgParser argParser = createCompilerArgParser();
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final int exitCode =
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await runCompiler(argParser.parse(arguments), '<usage>');
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Expect.equals(0, exitCode);
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// Load the dart2js.dart.dill and write the unlinked version.
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final component = loadComponentFromBinary(dillFile);
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final IOSink sink = new File(unlinkedDillFile).openWrite();
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final printer = new BinaryPrinter(sink,
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libraryFilter: (lib) => lib.importUri.scheme != 'dart');
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printer.writeComponentFile(component);
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await sink.close();
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// Ensure we can load the unlinked dill file and ensure it doesn't include
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// core libraries.
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final unlinkedComponent = loadComponentFromBinary(unlinkedDillFile);
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final coreLibraryCount = unlinkedComponent.libraries
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.where(
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(lib) => lib.importUri.scheme == 'dart' && lib.members.isNotEmpty)
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.length;
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Expect.equals(0, coreLibraryCount);
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// Ensure we can print the unlinked kernel to text.
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writeComponentToText(unlinkedComponent, path: unlinkedDillTxtFile);
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} finally {
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outDir.deleteSync(recursive: true);
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}
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}
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