Begin writing tests of the runtime checks needed for Dart 2.0 soundness.

pkg/analyzer/test/src/task/strong/test_all.dart

Index: pkg/analyzer/test/src/task/strong/test_all.dart
diff --git a/pkg/analyzer/test/src/task/strong/test_all.dart b/pkg/analyzer/test/src/task/strong/test_all.dart
index c010c4435e438b48ad8becf680983fdffc2ac078..f9f883109813cb5ad930a7acb242eb9aa9e47801 100644
--- a/pkg/analyzer/test/src/task/strong/test_all.dart
+++ b/pkg/analyzer/test/src/task/strong/test_all.dart
@@ -6,6 +6,7 @@ import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 import 'checker_test.dart' as checker_test;
 import 'front_end_inference_test.dart' as front_end_inference_test;
+import 'front_end_runtime_check_test.dart' as front_end_runtime_check_test;
 import 'inferred_type_test.dart' as inferred_type_test;
 import 'non_null_checker_test.dart' as non_null_checker_test;
 
@@ -13,6 +14,7 @@ main() {
   defineReflectiveSuite(() {
     checker_test.main();
     front_end_inference_test.main();
+    front_end_runtime_check_test.main();
     inferred_type_test.main();
     non_null_checker_test.main();
   }, name: 'strong');