Allow mojo_runner to connect to arbitrary executables.

mojo/runner/child/native_apptest.cc

Index: mojo/runner/child/native_apptest.cc
diff --git a/mojo/runner/child/native_apptest.cc b/mojo/runner/child/native_apptest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..7bb7780add5f4adc3faa5840e63561cf30d51a73
--- /dev/null
+++ b/mojo/runner/child/native_apptest.cc
@@ -0,0 +1,42 @@
+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "base/bind.h"
+#include "base/macros.h"
+#include "mojo/application/public/cpp/application_impl.h"
+#include "mojo/application/public/cpp/application_test_base.h"
+#include "mojo/converters/network/network_type_converters.h"
+#include "mojo/runner/child/test_native_service.mojom.h"
+
+namespace mojo {
+namespace runner {
+namespace {
+void InvertCallback(bool* result, bool from_native) {
+  *result = from_native;
+}
+}  // namespace
+
+using NativeAppTest = mojo::test::ApplicationTestBase;
+
+TEST_F(NativeAppTest, Connect) {
+  test::TestNativeServicePtr native_service;
+  application_impl()->ConnectToService(
+      mojo::URLRequest::From(
+          std::string("exe:mojo_runner_child_apptest_native_target")),
+      &native_service);
+
+  bool result = false;
+  native_service->Invert(
+      true, base::Bind(&InvertCallback, base::Unretained(&result)));
+  native_service.WaitForIncomingResponse();
+  EXPECT_FALSE(result);
+
+  native_service->Invert(
+      false, base::Bind(&InvertCallback, base::Unretained(&result)));
+  native_service.WaitForIncomingResponse();
+  EXPECT_TRUE(result);
+}
+
+}  // namespace runner
+}  // namespace mojo