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diff --git a/testing/embedder_test.h b/testing/embedder_test.h
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+++ b/testing/embedder_test.h
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+// Copyright (c) 2015 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef TESTING_EMBEDDER_TEST_H_
+#define TESTING_EMBEDDER_TEST_H_
+
+#include <string>
+
+#include "../core/include/fxcrt/fx_system.h"
+#include "../fpdfsdk/include/fpdf_dataavail.h"
+#include "../fpdfsdk/include/fpdfformfill.h"
+#include "../fpdfsdk/include/fpdfview.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "v8/include/v8.h"
+
+// This class is used to load a PDF document, and then run programatic
+// API tests against it.
+class EmbedderTest : public ::testing::Test {
+ public:
+  EmbedderTest() :
+      document_(nullptr),
+      avail_(nullptr),
+      file_length_(0),
+      file_contents_(nullptr) {
+    memset(&hints_, 0, sizeof(hints_));
+    memset(&file_access_, 0, sizeof(file_access_));
+    memset(&file_avail_, 0, sizeof(file_avail_));
+  }
+
+  virtual ~EmbedderTest() { }
+
+  void SetUp() override;
+  void TearDown() override;
+
+  FPDF_DOCUMENT document() { return document_; }
+
+  // Open the document specified by |filename|, or return false on failure.
+  virtual bool OpenDocument(const std::string& filename);
+
+  // Create and return a handle to the form fill module for use with the
+  // FORM_ family of functions from fpdfformfill.h, or return NULL on failure.
+  virtual FPDF_FORMHANDLE SetFormFillEnvironment();
+
+  // Release the resources obtained from SetFormFillEnvironment().
+  virtual void ClearFormFillEnvironment(FPDF_FORMHANDLE form);
+
+  // Perform JavaScript actions that are to run at document open time.
+  virtual void DoOpenActions(FPDF_FORMHANDLE form);
+
+  // Determine the page numbers present in the document.
+  virtual int GetFirstPageNum();
+  virtual int GetPageCount();
+
+  // Load a specific page of the open document.
+  virtual FPDF_PAGE LoadPage(int page_number, FPDF_FORMHANDLE form);
+
+  // Convert a loaded page into a bitmap.
+  virtual FPDF_BITMAP RenderPage(FPDF_PAGE page, FPDF_FORMHANDLE form);
+
+  // Relese the resources obtained from LoadPage(). Further use of |page|
+  // is prohibited after this call is made.
+  virtual void UnloadPage(FPDF_PAGE page, FPDF_FORMHANDLE form);
+
+ private:
+  FPDF_DOCUMENT document_;
+  FPDF_AVAIL avail_;
+  FX_DOWNLOADHINTS hints_;
+  FPDF_FILEACCESS file_access_;
+  FX_FILEAVAIL file_avail_;
+  v8::StartupData natives_;
+  v8::StartupData snapshot_;
+  size_t file_length_;
+  char* file_contents_;
+};
+
+#endif  // TESTING_EMBEDDER_TEST_H_
+