add property accessor suggestions

pkg/analysis_server/test/services/completion/completion_test_util.dart

Index: pkg/analysis_server/test/services/completion/completion_test_util.dart
diff --git a/pkg/analysis_server/test/services/completion/completion_test_util.dart b/pkg/analysis_server/test/services/completion/completion_test_util.dart
index 3c830a56a9190d79b64a9cf66dfdf04f38dec9d1..b26ed4c2380c0b45e05a220d419555a0f0da6c1a 100644
--- a/pkg/analysis_server/test/services/completion/completion_test_util.dart
+++ b/pkg/analysis_server/test/services/completion/completion_test_util.dart
@@ -1399,6 +1399,16 @@ class AbstractSelectorSuggestionTest extends AbstractCompletionTest {
     });
   }
 
+  test_PrefixedIdentifier_propertyAccess() {
+    // PrefixedIdentifier  ExpressionStatement  Block  BlockFunctionBody
+    addTestSource('class A {String x; int get foo {x.^}');
+    computeFast();
+    return computeFull(true).then((_) {
+      assertSuggestInvocationGetter('isEmpty', 'bool');
+      assertSuggestInvocationMethod('compareTo', 'Comparable', 'int');
+    });
+  }
+
   test_PrefixedIdentifier_class_imported() {
     // SimpleIdentifier  PrefixedIdentifier  ExpressionStatement
     addSource('/testB.dart', '''