support --options flag and other analysis options flags in DDC

pkg/dev_compiler/test/options/options_test.dart

+// Copyright (c) 2016, 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:io';
+import 'package:analyzer/analyzer.dart';
+import 'package:analyzer/src/command_line/arguments.dart';
+import 'package:analyzer/src/summary/summary_sdk.dart';
+import 'package:path/path.dart' as path;
+import 'package:test/test.dart';
+
+import '../../lib/src/analyzer/context.dart';
+import '../../lib/src/compiler/command.dart';
+import '../../lib/src/compiler/compiler.dart';
+import '../testing.dart' show repoDirectory, testDirectory;
+
+/// The `test/options` directory.
+final optionsDir = path.join(testDirectory, 'options');
+
+/// Summary file for testing.
+final sdkSummaryFile = path.join(repoDirectory, 'lib', 'sdk', 'ddc_sdk.sum');
+
+final sdkSummaryArgs = ['--$sdkSummaryPathOption', sdkSummaryFile];
+
+main() {
+  test('basic', () {
+    var options = new AnalyzerOptions.basic();
+    var compiler = new ModuleCompiler(options, analysisRoot: optionsDir);
+    var processors = compiler.context.analysisOptions.errorProcessors;
+    expect(processors, hasLength(1));
+    expect(processors[0].code, CompileTimeErrorCode.UNDEFINED_CLASS.name);
+  });
+
+  test('basic sdk summary', () {
+    expect(new File(sdkSummaryFile).existsSync(), isTrue);
+    var options = new AnalyzerOptions.basic(dartSdkSummaryPath: sdkSummaryFile);
+    var compiler = new ModuleCompiler(options, analysisRoot: optionsDir);
+    var context = compiler.context;
+    var sdk = context.sourceFactory.dartSdk;
+    expect(sdk, new isInstanceOf<SummaryBasedDartSdk>());
+    var processors = context.analysisOptions.errorProcessors;
+    expect(processors, hasLength(1));
+    expect(processors[0].code, CompileTimeErrorCode.UNDEFINED_CLASS.name);
+  });
+
+  test('fromArgs', () {
+    var args = <String>[];
+    //TODO(danrubel) remove sdkSummaryArgs once all SDKs have summary file
+    args.addAll(sdkSummaryArgs);
+    var argResults = ddcArgParser().parse(args);
+    var options = new AnalyzerOptions.fromArguments(argResults);
+    var compiler = new ModuleCompiler(options, analysisRoot: optionsDir);
+    var processors = compiler.context.analysisOptions.errorProcessors;
+    expect(processors, hasLength(1));
+    expect(processors[0].code, CompileTimeErrorCode.UNDEFINED_CLASS.name);
+  });
+
+  test('fromArgs options file 2', () {
+    var optionsFile2 = path.join(optionsDir, 'analysis_options_2.yaml');
+    expect(new File(optionsFile2).existsSync(), isTrue);
+    var args = <String>['--$analysisOptionsFileOption', optionsFile2];
+    //TODO(danrubel) remove sdkSummaryArgs once all SDKs have summary file
+    args.addAll(sdkSummaryArgs);
+    var argResults = ddcArgParser().parse(args);
+    var options = new AnalyzerOptions.fromArguments(argResults);
+    var compiler = new ModuleCompiler(options, analysisRoot: optionsDir);
+    var processors = compiler.context.analysisOptions.errorProcessors;
+    expect(processors, hasLength(1));
+    expect(processors[0].code, CompileTimeErrorCode.DUPLICATE_DEFINITION.name);
+  });
+
+  test('fromArgs options flag', () {
+    var args = <String>['--$enableStrictCallChecksFlag'];
+    //TODO(danrubel) remove sdkSummaryArgs once all SDKs have summary file
+    args.addAll(sdkSummaryArgs);
+    var argResults = ddcArgParser().parse(args);
+    var options = new AnalyzerOptions.fromArguments(argResults);
+    var compiler = new ModuleCompiler(options, analysisRoot: optionsDir);
+    var analysisOptions = compiler.context.analysisOptions;
+    expect(analysisOptions.enableStrictCallChecks, isTrue);
+  });
+}