Add infrastructure to run tests on android.

mojo/edk/embedder/embedder_test_util.cc

Index: mojo/edk/embedder/embedder_test_util.cc
diff --git a/mojo/edk/embedder/embedder_test_util.cc b/mojo/edk/embedder/embedder_test_util.cc
new file mode 100644
index 0000000000000000000000000000000000000000..ba7a8e06102f30d891b87fecbaab5c3c94c01dda
--- /dev/null
+++ b/mojo/edk/embedder/embedder_test_util.cc
@@ -0,0 +1,52 @@
+// 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/edk/embedder/embedder_test_util.h"
+
+#include "base/bind.h"
+#include "mojo/edk/embedder/embedder.h"
+
+namespace mojo {
+namespace embedder {
+
+ScopedTestChannel::ScopedTestChannel(
+    scoped_refptr<base::TaskRunner> io_thread_task_runner,
+    ScopedPlatformHandle platform_handle)
+    : io_thread_task_runner_(io_thread_task_runner),
+      bootstrap_message_pipe_(MOJO_HANDLE_INVALID),
+      did_create_channel_event_(true, false),
+      channel_info_(nullptr) {
+  bootstrap_message_pipe_ =
+      CreateChannel(platform_handle.Pass(), io_thread_task_runner_,
+                    base::Bind(&ScopedTestChannel::DidCreateChannel,
+                               base::Unretained(this)),
+                    nullptr)
+          .release()
+          .value();
+  CHECK_NE(bootstrap_message_pipe_, MOJO_HANDLE_INVALID);
+}
+
+ScopedTestChannel::~ScopedTestChannel() {
+  DestroyChannel(channel_info_);
+}
+
+void ScopedTestChannel::WaitForChannelCreationCompletion() {
+  did_create_channel_event_.Wait();
+}
+
+void ScopedTestChannel::DidCreateChannel(ChannelInfo* channel_info) {
+  CHECK(channel_info);
+  CHECK(!channel_info_);
+  channel_info_ = channel_info;
+  did_create_channel_event_.Signal();
+}
+
+EmbedderTest::EmbedderTest() : test_io_thread_(base::TestIOThread::kAutoStart) {
+}
+
+EmbedderTest::~EmbedderTest() {
+}
+
+}  // namespace embedder
+}  // namespace mojo