Issue 19696. Test for potential reference to the element defined in a subclass.

pkg/analysis_server/test/search/element_references_test.dart

Index: pkg/analysis_server/test/search/element_references_test.dart
diff --git a/pkg/analysis_server/test/search/element_references_test.dart b/pkg/analysis_server/test/search/element_references_test.dart
index 07ae6ca7922b8b4cc9b0e7db6e29d94bd778e2db..8bf11a95641b5696ecb27641f563b99c0a6ad303 100644
--- a/pkg/analysis_server/test/search/element_references_test.dart
+++ b/pkg/analysis_server/test/search/element_references_test.dart
@@ -7,9 +7,9 @@ library test.search.element_references;
 import 'dart:async';
 
 import 'package:analysis_server/src/protocol.dart';
-import '../reflective_tests.dart';
 import 'package:unittest/unittest.dart';
 
+import '../reflective_tests.dart';
 import 'abstract_search_domain.dart';
 
 
@@ -23,6 +23,11 @@ main() {
 class ElementReferencesTest extends AbstractSearchDomainTest {
   Element searchElement;
 
+  void assertHasRef(SearchResultKind kind, String search, bool isPotential) {
+    assertHasResult(kind, search);
+    expect(result.isPotential, isPotential);
+  }
+
   Future findElementReferences(String search, bool includePotential) {
     int offset = findOffset(search);
     return waitForTasksFinished().then((_) {
@@ -566,6 +571,30 @@ main(A a, p) {
     });
   }
 
+  test_potential_method_definedInSubclass() {
+    addTestFile('''
+class Base {
+  methodInBase() {
+    test(1);
+  }
+}
+class Derived extends Base {
+  test(_) {} // of Derived
+  methodInDerived() {
+    test(2);
+  }
+}
+globalFunction(Base b) {
+  b.test(3);
+}
+''');
+    return findElementReferences('test(_) {} // of Derived', true).then((_) {
+      assertHasRef(SearchResultKind.INVOCATION, 'test(1);', true);
+      assertHasRef(SearchResultKind.INVOCATION, 'test(2);', false);
+      assertHasRef(SearchResultKind.INVOCATION, 'test(3);', true);
+    });
+  }
+
   test_topLevelVariable_explicit() {
     addTestFile('''
 var vvv = 1;