Verify status of statically failing tests

test/codegen_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.
 
 /// Tests code generation.
 ///
 /// Runs Dart Dev Compiler on all input in the `codegen` directory and checks
 /// that the output is what we expected.
 library dev_compiler.test.codegen_test;
 
@@ skipping 146 matching lines @@
       new File(mapPath)
           .writeAsStringSync(JSON.encode(result.placeSourceMap(mapPath)));
     }
 
     // There are no errors, so delete any stale ".err" file.
     if (errorFile.existsSync()) {
       errorFile.deleteSync();
     }
   } else {
     // Also write the errors to a '.err' file for easy counting.
-    errorFile.writeAsStringSync(errors);
+    var moduleName = result.name;
+    var libraryName = path.split(moduleName).last;
+    var count = "[error]".allMatches(errors).length;
+    var text = '''
+dart_library.library('$moduleName', null, [
+  'dart_sdk',
+  'expect'
+], function(exports, dart_sdk, expect) {
+  const message = `DDC Compilation Error: $moduleName has $count errors`;
+  const error = new Error(message);
+  exports.$libraryName = Object.create(null);
+  exports.$libraryName.main = function() {
+    throw error;
+  }
+});
+    ''';
+    errorFile.writeAsStringSync(text);
 
     // There are errors, so delete any stale ".js" file.
     if (jsFile.existsSync()) {
       jsFile.deleteSync();
     }
   }
 }
 
 void _buildAllPackages(ModuleCompiler compiler) {
   group('dartdevc package', () {
@@ skipping 205 matching lines @@
 /// Simplified from ParseDartTask.resolveDirective.
 String _resolveDirective(UriBasedDirective directive) {
   StringLiteral uriLiteral = directive.uri;
   String uriContent = uriLiteral.stringValue;
   if (uriContent != null) {
     uriContent = uriContent.trim();
     directive.uriContent = uriContent;
   }
   return directive.validate() == null ? uriContent : null;
 }