Test resynthesis of initializer of parameter elements and variable members.

pkg/analyzer/test/src/summary/resynthesize_test.dart

 // Copyright (c) 2015, 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.
 
 library test.src.serialization.elements_test;
 
 import 'dart:convert';
 
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/dart/element/element.dart';
@@ skipping 788 matching lines @@
       if (original.field == null) {
         expect(resynthesized.field, isNull, reason: '$desc field');
       } else {
         expect(resynthesized.field, isNotNull, reason: '$desc field');
         compareFieldElements(
             resynthesized.field, original.field, '$desc field');
       }
     }
     expect(resynthesized.defaultValueCode, original.defaultValueCode,
         reason: desc);
+    ParameterElementImpl resynthesizedActual =
+        getActualElement(resynthesized, desc);
+    ParameterElementImpl originalActual = getActualElement(original, desc);
+    compareFunctionElements(
+        resynthesizedActual.initializer, originalActual.initializer, desc);
   }
 
   void comparePrefixElements(PrefixElementImpl resynthesized,
       PrefixElementImpl original, String desc) {
     compareElements(resynthesized, original, desc);
   }
 
   void comparePropertyAccessorElements(
       PropertyAccessorElementImpl resynthesized,
       PropertyAccessorElementImpl original,
@@ skipping 123 matching lines @@
     compareElements(resynthesized, original, desc);
     expect(resynthesized.uri, original.uri);
     expect(resynthesized.uriOffset, original.uriOffset, reason: desc);
     expect(resynthesized.uriEnd, original.uriEnd, reason: desc);
   }
 
   void compareVariableElements(
       VariableElement resynthesized, VariableElement original, String desc) {
     compareElements(resynthesized, original, desc);
     compareTypes(resynthesized.type, original.type, desc);
-    // TODO(scheglov) VariableMember.initializer is not implemented
-    if (original is! VariableMember) {
-      compareFunctionElements(
-          resynthesized.initializer, original.initializer, desc);
-    }
+    VariableElementImpl resynthesizedActual =
+        getActualElement(resynthesized, desc);
     VariableElementImpl originalActual = getActualElement(original, desc);
+    compareFunctionElements(
+        resynthesizedActual.initializer, originalActual.initializer, desc);
     if (originalActual is ConstVariableElement) {
       Element oEnclosing = original.enclosingElement;
       if (oEnclosing is ClassElement && oEnclosing.isEnum) {
         compareConstValues(
             resynthesized.constantValue, original.constantValue, desc);
       } else {
-        VariableElementImpl resynthesizedActual =
-            getActualElement(resynthesized, desc);
         Expression initializer = resynthesizedActual.constantInitializer;
         if (constantInitializersAreInvalid) {
           _assertUnresolvedIdentifier(initializer, desc);
         } else {
           compareConstAsts(initializer, originalActual.constantInitializer,
               '$desc initializer');
         }
       }
     }
     checkPossibleMember(resynthesized, original, desc);
@@ skipping 2977 matching lines @@
       fail('Unexpectedly tried to get unlinked summary for $uri');
     }
     return serializedUnit;
   }
 
   @override
   bool hasLibrarySummary(String uri) {
     return true;
   }
 }