add element to completion suggestions

pkg/analysis_server/test/services/completion/imported_computer_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.
 
 library test.services.completion.toplevel;
 
 import 'package:analysis_server/src/protocol.dart';
 import 'package:analysis_server/src/services/completion/imported_computer.dart';
 import '../../reflective_tests.dart';
 import 'package:unittest/unittest.dart';
@@ skipping 20 matching lines @@
     return computeFull().then((_) {
       assertSuggestClass('A');
       assertNotSuggested('x');
       assertNotSuggested('_B');
       // Should not suggest compilation unit elements
       // which are returned by the LocalComputer
       assertNotSuggested('C');
     });
   }
 
+  test_function() {
+    addSource('/testA.dart', '@deprecated A() {int x;} _B() {}');
+    addTestSource('import "/testA.dart"; class C {foo(){^}}');
+    return computeFull().then((_) {
+      assertSuggestFunction('A', null, true);
+      assertNotSuggested('x');
+      assertNotSuggested('_B');
+      // Should not suggest compilation unit elements
+      // which are returned by the LocalComputer
+      assertNotSuggested('C');
+    });
+  }
+
   test_class_importHide() {
     addSource('/testA.dart', 'class A { } class B { }');
     addTestSource('import "/testA.dart" hide ^; class C {}');
     return computeFull().then((_) {
       assertSuggestClass('A');
       assertSuggestClass('B');
       assertNotSuggested('Object');
     });
   }
 
@@ skipping 145 matching lines @@
 
   test_topLevelVar_notImported() {
     addSource('/testA.dart', 'var T1; var _T2;');
     addTestSource('class C {foo(){^}}');
     return computeFull(true).then((_) {
       assertSuggestTopLevelVar('T1', null, CompletionRelevance.LOW);
       assertNotSuggested('_T2');
     });
   }
 }