media: Add media pipeline fuzzer test.

media/test/pipeline_integration_fuzzertest.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 "base/at_exit.h"
+#include "base/command_line.h"
+#include "base/logging.h"
+#include "media/base/pipeline_status.h"
+#include "media/test/pipeline_integration_test_base.h"
+
+// Entry point for LibFuzzer.
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
+  // Media pipeline starts new threads, which needs AtExitManager.
+  base::AtExitManager at_exit;
+
+  // Media pipeline checks command line arguments internally.
+  base::CommandLine::Init(0, nullptr);
+
+  media::PipelineIntegrationTestBase test;
+
+  media::PipelineStatus pipeline_status =
+      test.Start(data, size, media::PipelineIntegrationTestBase::kClockless);
+  if (pipeline_status != media::PIPELINE_OK)
+    return 0;
+
+  test.Play();
+  pipeline_status = test.WaitUntilEndedOrError();
+  if (pipeline_status != media::PIPELINE_OK)
+    return 0;
+
+  test.Seek(base::TimeDelta());
+
+  return 0;
+}