Alexander Markov
2fc5a23dd5
Change-Id: I7fc4a9ad503cb47a0c1b8b37ffdcdb754e2e7200 Reviewed-on: https://dart-review.googlesource.com/c/87608 Commit-Queue: Alexander Markov <alexmarkov@google.com> Commit-Queue: Régis Crelier <regis@google.com> Reviewed-by: Régis Crelier <regis@google.com> Auto-Submit: Alexander Markov <alexmarkov@google.com>
85 lines
2.7 KiB
Dart
85 lines
2.7 KiB
Dart
// Copyright (c) 2018, 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:async';
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import 'dart:io';
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import 'package:front_end/src/api_unstable/vm.dart'
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show
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CompilerOptions,
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DiagnosticMessage,
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computePlatformBinariesLocation,
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kernelForProgram;
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import 'package:kernel/ast.dart';
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import 'package:kernel/text/ast_to_text.dart' show Printer;
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import 'package:kernel/binary/ast_to_binary.dart' show BinaryPrinter;
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import 'package:kernel/target/targets.dart';
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import 'package:test/test.dart';
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import 'package:vm/target/vm.dart' show VmTarget;
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const bool kDumpActualResult = const bool.fromEnvironment('dump.actual.result');
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class TestingVmTarget extends VmTarget {
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TestingVmTarget(TargetFlags flags) : super(flags);
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@override
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bool enableSuperMixins = false;
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}
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Future<Component> compileTestCaseToKernelProgram(Uri sourceUri,
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{Target target, bool enableSuperMixins: false}) async {
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final platformKernel =
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computePlatformBinariesLocation().resolve('vm_platform_strong.dill');
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target ??= new TestingVmTarget(new TargetFlags())
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..enableSuperMixins = enableSuperMixins;
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final options = new CompilerOptions()
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..target = target
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..linkedDependencies = <Uri>[platformKernel]
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..onDiagnostic = (DiagnosticMessage message) {
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fail("Compilation error: ${message.plainTextFormatted.join('\n')}");
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};
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final Component component = await kernelForProgram(sourceUri, options);
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// Make sure the library name is the same and does not depend on the order
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// of test cases.
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component.mainMethod.enclosingLibrary.name = '#lib';
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return component;
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}
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String kernelLibraryToString(Library library) {
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final StringBuffer buffer = new StringBuffer();
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new Printer(buffer, showExternal: false, showMetadata: true)
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.writeLibraryFile(library);
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return buffer
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.toString()
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.replaceAll(library.importUri.toString(), library.name);
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}
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class DevNullSink<T> extends Sink<T> {
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@override
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void add(T data) {}
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@override
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void close() {}
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}
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void ensureKernelCanBeSerializedToBinary(Component component) {
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new BinaryPrinter(new DevNullSink<List<int>>()).writeComponentFile(component);
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}
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void compareResultWithExpectationsFile(Uri source, String actual) {
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final expectFile = new File(source.toFilePath() + '.expect');
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final expected = expectFile.existsSync() ? expectFile.readAsStringSync() : '';
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if (actual != expected) {
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if (kDumpActualResult) {
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new File(source.toFilePath() + '.actual').writeAsStringSync(actual);
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}
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expect(actual, equals(expected), reason: "Test case: $source");
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}
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}
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