Adds sync brokering to Windows EDK

content/browser/mojo_sandbox_browsertest.cc

+// Copyright 2016 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 <stdint.h>
+#include <memory>
+#include <utility>
+
+#include "base/bind.h"
+#include "base/macros.h"
+#include "base/run_loop.h"
+#include "content/browser/utility_process_host_impl.h"
+#include "content/public/browser/browser_thread.h"
+#include "content/public/browser/utility_process_host_client.h"
+#include "content/public/test/content_browser_test.h"
+#include "content/public/test/test_mojo_service.mojom.h"
+#include "services/shell/public/cpp/interface_provider.h"
+
+namespace content {
+namespace {
+
+const std::string kTestMessage = "My hovercraft is full of eels!";
+
+class MojoSandboxTest : public ContentBrowserTest {
+ public:
+  MojoSandboxTest() {}
+
+  void SetUpOnMainThread() override {
+    base::RunLoop run_loop;
+    BrowserThread::PostTaskAndReply(
+        BrowserThread::IO, FROM_HERE,
+        base::Bind(&MojoSandboxTest::StartUtilityProcessOnIoThread,
+                   base::Unretained(this)),
+        run_loop.QuitClosure());
+    run_loop.Run();
+  }
+
+  void TearDownOnMainThread() override {
+    base::RunLoop run_loop;
+    BrowserThread::PostTaskAndReply(
+        BrowserThread::IO, FROM_HERE,
+        base::Bind(&MojoSandboxTest::StopUtilityProcessOnIoThread,
+                   base::Unretained(this)),
+        run_loop.QuitClosure());
+    run_loop.Run();
+  }
+
+ protected:
+  std::unique_ptr<UtilityProcessHostImpl> host_;
+
+ private:
+  void StartUtilityProcessOnIoThread() {
+    host_.reset(new UtilityProcessHostImpl(nullptr, nullptr));
+    ASSERT_TRUE(host_->Start());
+  }
+
+  void StopUtilityProcessOnIoThread() { host_.reset(); }
+
+  DISALLOW_COPY_AND_ASSIGN(MojoSandboxTest);
+};
+
+IN_PROC_BROWSER_TEST_F(MojoSandboxTest, SubprocessSharedBuffer) {
+  // Ensures that a shared buffer can be created within a sandboxed process.
+
+  mojom::TestMojoServicePtr test_service;
+  host_->GetRemoteInterfaces()->GetInterface(&test_service);
+
+  bool got_response = false;
+  base::RunLoop run_loop;
+  test_service.set_connection_error_handler(run_loop.QuitClosure());
+  test_service->CreateSharedBuffer(
+      kTestMessage,
+      base::Bind(
+          [](const base::Closure& quit_closure, bool* got_response,
+             mojo::ScopedSharedBufferHandle buffer) {
+            ASSERT_TRUE(buffer.is_valid());
+            mojo::ScopedSharedBufferMapping mapping =
+                buffer->Map(kTestMessage.size());
+            ASSERT_TRUE(mapping);
+            std::string contents(static_cast<const char*>(mapping.get()),
+                                 kTestMessage.size());
+            EXPECT_EQ(kTestMessage, contents);
+            *got_response = true;
+            quit_closure.Run();
+          },
+          run_loop.QuitClosure(), &got_response));
+  run_loop.Run();
+  EXPECT_TRUE(got_response);
+}
+
+}  //  namespace
+}  //  namespace content