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// Copyright 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 <map>
#include <memory>
#include <string>
#include "public/fpdf_dataavail.h"
#include "public/fpdf_ext.h"
#include "public/fpdf_formfill.h"
#include "public/fpdfview.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/test_support.h"
#ifdef PDF_ENABLE_V8
#include "v8/include/v8.h"
#endif // PDF_ENABLE_v8
class TestLoader;
// This class is used to load a PDF document, and then run programatic
// API tests against it.
class EmbedderTest : public ::testing::Test,
public UNSUPPORT_INFO,
public IPDF_JSPLATFORM,
public FPDF_FORMFILLINFO {
public:
class Delegate {
public:
virtual ~Delegate() {}
// Equivalent to UNSUPPORT_INFO::FSDK_UnSupport_Handler().
virtual void UnsupportedHandler(int type) {}
// Equivalent to IPDF_JSPLATFORM::app_alert().
virtual int Alert(FPDF_WIDESTRING message,
FPDF_WIDESTRING title,
int type,
int icon) {
return 0;
}
// Equivalent to FPDF_FORMFILLINFO::FFI_SetTimer().
virtual int SetTimer(int msecs, TimerCallback fn) { return 0; }
// Equivalent to FPDF_FORMFILLINFO::FFI_KillTimer().
virtual void KillTimer(int id) {}
// Equivalent to FPDF_FORMFILLINFO::FFI_GetPage().
virtual FPDF_PAGE GetPage(FPDF_FORMFILLINFO* info,
FPDF_DOCUMENT document,
int page_index);
};
EmbedderTest();
virtual ~EmbedderTest();
void SetUp() override;
void TearDown() override;
#ifdef PDF_ENABLE_V8
// Call before SetUp to pass shared isolate, otherwise PDFium creates one.
void SetExternalIsolate(void* isolate) {
external_isolate_ = static_cast<v8::Isolate*>(isolate);
}
#endif // PDF_ENABLE_V8
void SetDelegate(Delegate* delegate) {
delegate_ = delegate ? delegate : default_delegate_.get();
}
FPDF_DOCUMENT document() { return document_; }
FPDF_FORMHANDLE form_handle() { return form_handle_; }
// Create an empty document, and its form fill environment. Returns true
// on success or false on failure.
virtual bool CreateEmptyDocument();
// Open the document specified by |filename|, and create its form fill
// environment, or return false on failure.
// The filename is relative to the test data directory where we store all the
// test files.
virtual bool OpenDocument(const std::string& filename,
const char* password = nullptr,
bool must_linearize = false);
// Perform JavaScript actions that are to run at document open time.
virtual void DoOpenActions();
// 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);
// Convert a loaded page into a bitmap.
virtual FPDF_BITMAP RenderPage(FPDF_PAGE page);
// Convert a loaded page into a bitmap with page rendering flags specified.
// See public/fpdfview.h for a list of page rendering flags.
virtual FPDF_BITMAP RenderPageWithFlags(FPDF_PAGE page,
FPDF_FORMHANDLE handle,
int flags);
// Relese the resources obtained from LoadPage(). Further use of |page|
// is prohibited after this call is made.
virtual void UnloadPage(FPDF_PAGE page);
protected:
void SetupFormFillEnvironment();
// Return the hash of |bitmap|.
static std::string HashBitmap(FPDF_BITMAP bitmap,
int expected_width,
int expected_height);
// Check |bitmap| to make sure it has the right dimensions and content.
static void CompareBitmap(FPDF_BITMAP bitmap,
int expected_width,
int expected_height,
const char* expected_md5sum);
Delegate* delegate_;
std::unique_ptr<Delegate> default_delegate_;
FPDF_DOCUMENT document_;
FPDF_FORMHANDLE form_handle_;
FPDF_AVAIL avail_;
FX_DOWNLOADHINTS hints_;
FPDF_FILEACCESS file_access_;
FX_FILEAVAIL file_avail_;
#ifdef PDF_ENABLE_V8
v8::Platform* platform_;
#endif // PDF_ENABLE_V8
void* external_isolate_;
TestLoader* loader_;
size_t file_length_;
std::unique_ptr<char, pdfium::FreeDeleter> file_contents_;
std::map<int, FPDF_PAGE> page_map_;
std::map<FPDF_PAGE, int> page_reverse_map_;
private:
static void UnsupportedHandlerTrampoline(UNSUPPORT_INFO*, int type);
static int AlertTrampoline(IPDF_JSPLATFORM* plaform,
FPDF_WIDESTRING message,
FPDF_WIDESTRING title,
int type,
int icon);
static int SetTimerTrampoline(FPDF_FORMFILLINFO* info,
int msecs,
TimerCallback fn);
static void KillTimerTrampoline(FPDF_FORMFILLINFO* info, int id);
static FPDF_PAGE GetPageTrampoline(FPDF_FORMFILLINFO* info,
FPDF_DOCUMENT document,
int page_index);
};
#endif // TESTING_EMBEDDER_TEST_H_
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