Implement a strong-mode option in analyzer

pkg/analyzer/test/generated/engine_test.dart

 // Copyright (c) 2014, 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.
 
 // This code was auto-generated, is not intended to be edited, and is subject to
 // significant change. Please see the README file for more information.
 
 library engine.engine_test;
 
 import 'dart:async';
@@ skipping 2250 matching lines @@
       AnalysisOptionsImpl options = new AnalysisOptionsImpl();
       options.analyzeFunctionBodies = booleanValue;
       options.cacheSize = i;
       options.dart2jsHint = booleanValue;
       options.enableStrictCallChecks = booleanValue;
       options.generateImplicitErrors = booleanValue;
       options.generateSdkErrors = booleanValue;
       options.hint = booleanValue;
       options.incremental = booleanValue;
       options.preserveComments = booleanValue;
+      options.strongMode = booleanValue;
       AnalysisOptionsImpl copy = new AnalysisOptionsImpl.from(options);
       expect(copy.analyzeFunctionBodies, options.analyzeFunctionBodies);
       expect(copy.cacheSize, options.cacheSize);
       expect(copy.dart2jsHint, options.dart2jsHint);
       expect(copy.enableStrictCallChecks, options.enableStrictCallChecks);
       expect(copy.generateImplicitErrors, options.generateImplicitErrors);
       expect(copy.generateSdkErrors, options.generateSdkErrors);
       expect(copy.hint, options.hint);
       expect(copy.incremental, options.incremental);
       expect(copy.preserveComments, options.preserveComments);
+      expect(copy.strongMode, options.strongMode);
     }
   }
 
   void test_analyzeFunctionBodies() {
     AnalysisOptionsImpl options = new AnalysisOptionsImpl();
     bool value = !options.analyzeFunctionBodies;
     options.analyzeFunctionBodies = value;
     expect(options.analyzeFunctionBodies, value);
   }
 
   void test_cacheSize() {
     AnalysisOptionsImpl options = new AnalysisOptionsImpl();
     expect(options.cacheSize, AnalysisOptionsImpl.DEFAULT_CACHE_SIZE);
     int value = options.cacheSize + 1;
     options.cacheSize = value;
     expect(options.cacheSize, value);
   }
 
   void test_dart2jsHint() {
     AnalysisOptionsImpl options = new AnalysisOptionsImpl();
     bool value = !options.dart2jsHint;
     options.dart2jsHint = value;
     expect(options.dart2jsHint, value);
   }
 
+  void test_strongMode() {
+    AnalysisOptionsImpl options = new AnalysisOptionsImpl();
+    bool value = !options.strongMode;
+    options.strongMode = value;
+    expect(options.strongMode, value);
+  }
+
   void test_generateImplicitErrors() {
     AnalysisOptionsImpl options = new AnalysisOptionsImpl();
     bool value = !options.generateImplicitErrors;
     options.generateImplicitErrors = value;
     expect(options.generateImplicitErrors, value);
   }
 
   void test_generateSdkErrors() {
     AnalysisOptionsImpl options = new AnalysisOptionsImpl();
     bool value = !options.generateSdkErrors;
@@ skipping 4416 matching lines @@
   @override
   bool exists() => true;
 }
 
 class _UniversalCachePartitionTest_test_setMaxCacheSize
     implements CacheRetentionPolicy {
   @override
   RetentionPriority getAstPriority(Source source, SourceEntry sourceEntry) =>
       RetentionPriority.LOW;
 }