Create test isolates using a snapshot, this ensures that we do not depend

runtime/vm/dart_api_impl_test.cc

 // Copyright (c) 2012, 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.
 
 #include "include/dart_api.h"
+#include "bin/builtin.h"
 #include "platform/assert.h"
 #include "platform/json.h"
 #include "platform/utils.h"
 #include "vm/class_finalizer.h"
 #include "vm/dart_api_impl.h"
 #include "vm/dart_api_state.h"
 #include "vm/thread.h"
 #include "vm/unit_test.h"
 #include "vm/verifier.h"
 
@@ skipping 5982 matching lines @@
   "  a.method(5);\n"
   "  return a.field;\n"
   "}\n"
   "m5() => new B(3);\n"
   "m6() {\n"
   "  var b = new B.named(8);\n"
   "  return b.val;\n"
   "}\n"
   ;  // NOLINT
 
+  bin::Builtin::SetNativeResolver(bin::Builtin::kBuiltinLibrary);
+  bin::Builtin::SetNativeResolver(bin::Builtin::kIOLibrary);
+
   Dart_Handle result = Dart_SetLibraryTagHandler(library_handler);
   EXPECT_VALID(result);
 
   Dart_Handle url = NewString("theLibrary");
   Dart_Handle source = NewString(kLibraryChars);
   result = Dart_LoadLibrary(url, source);
   EXPECT_VALID(result);
 
   const String& patch_url = String::Handle(String::New("theLibrary patch"));
   const String& patch_source = String::Handle(String::New(kPatchChars));
@@ skipping 1709 matching lines @@
                                    NewString("main"),
                                    0,
                                    NULL);
   int64_t value = 0;
   result = Dart_IntegerToInt64(result, &value);
   EXPECT_VALID(result);
   EXPECT_EQ(260, value);
 }
 
 }  // namespace dart