add imported inherited member suggestions

pkg/analysis_server/test/services/completion/completion_test_util.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.util;
 
 import 'dart:async';
 
 import 'package:analysis_server/src/protocol.dart' as protocol show Element,
     ElementKind;
@@ skipping 661 matching lines @@
       assertSuggestImportedTopLevelVar('T3', 'int', CompletionRelevance.LOW);
       assertNotSuggested('_T4');
       assertSuggestLocalTopLevelVar('T5', 'int');
       assertSuggestLocalTopLevelVar('_T6', null);
       assertNotSuggested('==');
       // TODO (danrubel) suggest HtmlElement as low relevance
       assertNotSuggested('HtmlElement');
     });
   }
 
+  test_Block_inherited_imported() {
+    // Block  BlockFunctionBody  MethodDeclaration  ClassDeclaration
+    addSource('/testB.dart', '''
+      lib B;
+      class F { var f1; f2() { } }
+      class E extends F { var e1; e2() { } }
+      class I { int i1; i2() { } }
+      class M { var m1; int m2() { } }''');
+    addTestSource('''
+      import "/testB.dart";
+      class A extends E implements I with M {a() {^}}''');
+    computeFast();
+    return computeFull(true).then((_) {
+      assertSuggestImportedGetter('e1', null);
+      assertSuggestImportedGetter('f1', null);
+      assertSuggestImportedGetter('i1', 'int');
+      assertSuggestImportedGetter('m1', null);
+      //TODO (danrubel) include declared type in suggestion
+      assertSuggestImportedMethod('e2', null, null);
+      assertSuggestImportedMethod('f2', null, null);
+      assertSuggestImportedMethod('i2', null, null);
+      //assertSuggestImportedMethod('m2', null, null);
+      assertNotSuggested('==');
+    });
+  }
+
   test_Block_inherited_local() {
     // Block  BlockFunctionBody  MethodDeclaration  ClassDeclaration
     addTestSource('''
       class F { var f1; f2() { } }
       class E extends F { var e1; e2() { } }
       class I { int i1; i2() { } }
       class M { var m1; int m2() { } }
       class A extends E implements I with M {a() {^}}''');
     computeFast();
     return computeFull(true).then((_) {
@@ skipping 838 matching lines @@
       assertSuggestImportedClass('X');
       assertNotSuggested('_B');
       assertSuggestLocalClass('Y');
       assertSuggestLocalClass('C');
       assertSuggestLocalVariable('f', null);
       assertNotSuggested('x');
       assertNotSuggested('e');
     });
   }
 }