1 files changed, 50 insertions, 0 deletions
diff --git a/mojo/public/cpp/application/lib/application_test_main.cc b/mojo/public/cpp/application/lib/application_test_main.cc
new file mode 100644
index 0000000..be4e54e
--- /dev/null
+++ b/mojo/public/cpp/application/lib/application_test_main.cc
@@ -0,0 +1,50 @@
+// Copyright 2014 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 "mojo/public/c/system/main.h"
+#include "mojo/public/cpp/application/application_delegate.h"
+#include "mojo/public/cpp/application/application_impl.h"
+#include "mojo/public/cpp/application/application_test_base.h"
+#include "mojo/public/cpp/environment/logging.h"
+#include "mojo/public/cpp/system/message_pipe.h"
+
+MojoResult MojoMain(MojoHandle shell_handle) {
+  mojo::Environment environment;
+
+  {
+    // This RunLoop is used for init, and then destroyed before running tests.
+    mojo::Environment::InstantiateDefaultRunLoop();
+
+    // Construct an ApplicationImpl just for the GTEST commandline arguments.
+    // GTEST command line arguments are supported amid application arguments:
+    // $ mojo_shell 'mojo:example_apptest arg1 --gtest_filter=foo arg2'
+    mojo::ApplicationDelegate dummy_application_delegate;
+    mojo::ApplicationImpl app(&dummy_application_delegate, shell_handle);
+    MOJO_CHECK(app.WaitForInitialize());
+
+    // InitGoogleTest expects (argc + 1) elements, including a terminating NULL.
+    // It also removes GTEST arguments from |argv| and updates the |argc| count.
+    // TODO(msw): Provide tests access to these actual command line arguments.
+    const std::vector<std::string>& args = app.args();
+    MOJO_CHECK(args.size() <
+               static_cast<size_t>(std::numeric_limits<int>::max()));
+    int argc = static_cast<int>(args.size());
+    std::vector<const char*> argv(argc + 1);
+    for (int i = 0; i < argc; ++i)
+      argv[i] = args[i].c_str();
+    argv[argc] = nullptr;
+
+    testing::InitGoogleTest(&argc, const_cast<char**>(&(argv[0])));
+    mojo::test::SetShellHandle(app.UnbindShell());
+    mojo::Environment::DestroyDefaultRunLoop();
+  }
+
+  int result = RUN_ALL_TESTS();
+
+  shell_handle = mojo::test::PassShellHandle().release().value();
+  MojoResult close_result = MojoClose(shell_handle);
+  MOJO_CHECK(close_result == MOJO_RESULT_OK);
+
+  return (result == 0) ? MOJO_RESULT_OK : MOJO_RESULT_UNKNOWN;
+}