Test for LibraryElement.hasExtUri resynth.

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 'package:analyzer/src/generated/element.dart';
 import 'package:analyzer/src/generated/engine.dart';
 import 'package:analyzer/src/generated/resolver.dart' show Namespace;
 import 'package:analyzer/src/generated/source.dart';
@@ skipping 31 matching lines @@
         resynthesisCount: resynthesisCount);
     checkLibraryElements(original, resynthesized);
   }
 
   void checkLibraryElements(
       LibraryElementImpl original, LibraryElementImpl resynthesized) {
     compareElements(resynthesized, original, '(library)');
     expect(resynthesized.displayName, original.displayName);
     expect(original.enclosingElement, isNull);
     expect(resynthesized.enclosingElement, isNull);
+    expect(resynthesized.hasExtUri, original.hasExtUri);
     compareCompilationUnitElements(resynthesized.definingCompilationUnit,
         original.definingCompilationUnit);
     expect(resynthesized.parts.length, original.parts.length);
     for (int i = 0; i < resynthesized.parts.length; i++) {
       compareCompilationUnitElements(resynthesized.parts[i], original.parts[i]);
     }
     expect(resynthesized.imports.length, original.imports.length);
     for (int i = 0; i < resynthesized.imports.length; i++) {
       compareImportElements(resynthesized.imports[i], original.imports[i],
           'import ${original.imports[i].uri}');
@@ skipping 417 matching lines @@
     expect(resynthesized.uriEnd, original.uriEnd, reason: desc);
   }
 
   void compareVariableElements(VariableElementImpl resynthesized,
       VariableElementImpl original, String desc) {
     compareElements(resynthesized, original, desc);
     compareTypes(resynthesized.type, original.type, desc);
     // TODO(paulberry): test initializer
   }
 
+  fail_library_hasExtUri() {
+    checkLibrary('import "dart-ext:doesNotExist.dart";');
+  }
+
   LibraryElementImpl resynthesizeLibrary(
       Source source, LibraryElementImpl original, bool allowErrors,
       {int resynthesisCount: 1}) {
     if (!allowErrors) {
       assertNoErrors(source);
     }
     String uri = source.uri.toString();
     addLibrary('dart:core');
     return resynthesizeLibraryElement(uri, original,
         resynthesisCount: resynthesisCount);
@@ skipping 883 matching lines @@
   }
 
   test_variable_implicit_type() {
     checkLibrary('var x;');
   }
 
   test_variables() {
     checkLibrary('int i; int j;');
   }
 }