testing/embedder_test.cpp - platform/external/pdfium - Gitiles

 // 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.

 #include "testing/embedder_test.h"

 #include <limits.h>

 #include <list>
 #include <string>
 #include <utility>
 #include <vector>

 #include "public/fpdf_dataavail.h"
 #include "public/fpdf_edit.h"
 #include "public/fpdf_text.h"
 #include "public/fpdfview.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/test_support.h"
 #include "testing/utils/path_service.h"

 #ifdef PDF_ENABLE_V8
 #include "v8/include/v8-platform.h"
 #include "v8/include/v8.h"
 #endif  // PDF_ENABLE_V8

 namespace {

 const char* g_exe_path = nullptr;

 #ifdef PDF_ENABLE_V8
 #ifdef V8_USE_EXTERNAL_STARTUP_DATA
 v8::StartupData* g_v8_natives = nullptr;
 v8::StartupData* g_v8_snapshot = nullptr;
 #endif  // V8_USE_EXTERNAL_STARTUP_DATA
 #endif  // PDF_ENABLE_V8

 }  // namespace

 FPDF_BOOL Is_Data_Avail(FX_FILEAVAIL* pThis, size_t offset, size_t size) {
   return true;
 }

 void Add_Segment(FX_DOWNLOADHINTS* pThis, size_t offset, size_t size) {}

 EmbedderTest::EmbedderTest()
     : default_delegate_(new EmbedderTest::Delegate()),
       document_(nullptr),
       form_handle_(nullptr),
       avail_(nullptr),
       external_isolate_(nullptr),
       loader_(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_));
   delegate_ = default_delegate_.get();

 #ifdef PDF_ENABLE_V8
 #ifdef V8_USE_EXTERNAL_STARTUP_DATA
   if (g_v8_natives && g_v8_snapshot) {
     InitializeV8ForPDFium(g_exe_path, std::string(), nullptr, nullptr,
                           &platform_);
   } else {
     g_v8_natives = new v8::StartupData;
     g_v8_snapshot = new v8::StartupData;
     InitializeV8ForPDFium(g_exe_path, std::string(), g_v8_natives,
                           g_v8_snapshot, &platform_);
   }
 #else
   InitializeV8ForPDFium(g_exe_path, &platform_);
 #endif  // V8_USE_EXTERNAL_STARTUP_DATA
 #endif  // FPDF_ENABLE_V8
 }

 EmbedderTest::~EmbedderTest() {
 #ifdef PDF_ENABLE_V8
   v8::V8::ShutdownPlatform();
   delete platform_;
 #endif  // PDF_ENABLE_V8
 }

 void EmbedderTest::SetUp() {
   FPDF_LIBRARY_CONFIG config;
   config.version = 2;
   config.m_pUserFontPaths = nullptr;
   config.m_v8EmbedderSlot = 0;
   config.m_pIsolate = external_isolate_;
   FPDF_InitLibraryWithConfig(&config);

   UNSUPPORT_INFO* info = static_cast<UNSUPPORT_INFO*>(this);
   memset(info, 0, sizeof(UNSUPPORT_INFO));
   info->version = 1;
   info->FSDK_UnSupport_Handler = UnsupportedHandlerTrampoline;
   FSDK_SetUnSpObjProcessHandler(info);
 }

 void EmbedderTest::TearDown() {
   if (document_) {
     FORM_DoDocumentAAction(form_handle_, FPDFDOC_AACTION_WC);
 #ifdef PDF_ENABLE_XFA
     // Note: The shut down order here is the reverse of the non-XFA branch
     // order. Need to work out if this is required, and if it is, the lifetimes
     // of objects owned by |doc| that |form| reference.
     FPDF_CloseDocument(document_);
     FPDFDOC_ExitFormFillEnvironment(form_handle_);
 #else   // PDF_ENABLE_XFA
     FPDFDOC_ExitFormFillEnvironment(form_handle_);
     FPDF_CloseDocument(document_);
 #endif  // PDF_ENABLE_XFA
   }

   FPDFAvail_Destroy(avail_);
   FPDF_DestroyLibrary();

   delete loader_;
 }

 bool EmbedderTest::CreateEmptyDocument() {
   document_ = FPDF_CreateNewDocument();
   if (!document_)
     return false;

   SetupFormFillEnvironment();
   return true;
 }

 bool EmbedderTest::OpenDocument(const std::string& filename,
                                 const char* password,
                                 bool must_linearize) {
   std::string file_path;
   if (!PathService::GetTestFilePath(filename, &file_path))
     return false;
   file_contents_ = GetFileContents(file_path.c_str(), &file_length_);
   if (!file_contents_)
     return false;

   EXPECT_TRUE(!loader_);
   loader_ = new TestLoader(file_contents_.get(), file_length_);
   file_access_.m_FileLen = static_cast<unsigned long>(file_length_);
   file_access_.m_GetBlock = TestLoader::GetBlock;
   file_access_.m_Param = loader_;

   file_avail_.version = 1;
   file_avail_.IsDataAvail = Is_Data_Avail;

   hints_.version = 1;
   hints_.AddSegment = Add_Segment;

   avail_ = FPDFAvail_Create(&file_avail_, &file_access_);

   if (FPDFAvail_IsLinearized(avail_) == PDF_LINEARIZED) {
     document_ = FPDFAvail_GetDocument(avail_, password);
     if (!document_) {
       return false;
     }
     int32_t nRet = PDF_DATA_NOTAVAIL;
     while (nRet == PDF_DATA_NOTAVAIL) {
       nRet = FPDFAvail_IsDocAvail(avail_, &hints_);
     }
     if (nRet == PDF_DATA_ERROR) {
       return false;
     }
     nRet = FPDFAvail_IsFormAvail(avail_, &hints_);
     if (nRet == PDF_FORM_ERROR || nRet == PDF_FORM_NOTAVAIL) {
       return false;
     }
     int page_count = FPDF_GetPageCount(document_);
     for (int i = 0; i < page_count; ++i) {
       nRet = PDF_DATA_NOTAVAIL;
       while (nRet == PDF_DATA_NOTAVAIL) {
         nRet = FPDFAvail_IsPageAvail(avail_, i, &hints_);
       }
       if (nRet == PDF_DATA_ERROR) {
         return false;
       }
     }
   } else {
     if (must_linearize) {
       return false;
     }
     document_ = FPDF_LoadCustomDocument(&file_access_, nullptr);
     if (!document_) {
       return false;
     }
   }

 #ifdef PDF_ENABLE_XFA
   int docType = DOCTYPE_PDF;
   if (FPDF_HasXFAField(document_, &docType)) {
     if (docType != DOCTYPE_PDF)
       (void)FPDF_LoadXFA(document_);
   }
 #endif  // PDF_ENABLE_XFA

   (void)FPDF_GetDocPermissions(document_);
   SetupFormFillEnvironment();
   return true;
 }

 void EmbedderTest::SetupFormFillEnvironment() {
   IPDF_JSPLATFORM* platform = static_cast<IPDF_JSPLATFORM*>(this);
   memset(platform, 0, sizeof(IPDF_JSPLATFORM));
   platform->version = 2;
   platform->app_alert = AlertTrampoline;

   FPDF_FORMFILLINFO* formfillinfo = static_cast<FPDF_FORMFILLINFO*>(this);
   memset(formfillinfo, 0, sizeof(FPDF_FORMFILLINFO));
 #ifdef PDF_ENABLE_XFA
   formfillinfo->version = 2;
 #else   // PDF_ENABLE_XFA
   formfillinfo->version = 1;
 #endif  // PDF_ENABLE_XFA
   formfillinfo->FFI_SetTimer = SetTimerTrampoline;
   formfillinfo->FFI_KillTimer = KillTimerTrampoline;
   formfillinfo->FFI_GetPage = GetPageTrampoline;
   formfillinfo->m_pJsPlatform = platform;

   form_handle_ = FPDFDOC_InitFormFillEnvironment(document_, formfillinfo);
   FPDF_SetFormFieldHighlightColor(form_handle_, 0, 0xFFE4DD);
   FPDF_SetFormFieldHighlightAlpha(form_handle_, 100);
 }

 void EmbedderTest::DoOpenActions() {
   FORM_DoDocumentJSAction(form_handle_);
   FORM_DoDocumentOpenAction(form_handle_);
 }

 int EmbedderTest::GetFirstPageNum() {
   int first_page = FPDFAvail_GetFirstPageNum(document_);
   (void)FPDFAvail_IsPageAvail(avail_, first_page, &hints_);
   return first_page;
 }

 int EmbedderTest::GetPageCount() {
   int page_count = FPDF_GetPageCount(document_);
   for (int i = 0; i < page_count; ++i) {
     (void)FPDFAvail_IsPageAvail(avail_, i, &hints_);
   }
   return page_count;
 }

 FPDF_PAGE EmbedderTest::LoadPage(int page_number) {
   FPDF_PAGE page = FPDF_LoadPage(document_, page_number);
   if (!page) {
     return nullptr;
   }
   FORM_OnAfterLoadPage(page, form_handle_);
   FORM_DoPageAAction(page, form_handle_, FPDFPAGE_AACTION_OPEN);
   return page;
 }

 FPDF_PAGE EmbedderTest::LoadAndCachePage(int page_number) {
   FPDF_PAGE page = delegate_->GetPage(form_handle_, document_, page_number);
   if (!page) {
     return nullptr;
   }
   FORM_DoPageAAction(page, form_handle_, FPDFPAGE_AACTION_OPEN);
   return page;
 }

 FPDF_BITMAP EmbedderTest::RenderPage(FPDF_PAGE page) {
   int width = static_cast<int>(FPDF_GetPageWidth(page));
   int height = static_cast<int>(FPDF_GetPageHeight(page));
   int alpha = FPDFPage_HasTransparency(page) ? 1 : 0;
   FPDF_BITMAP bitmap = FPDFBitmap_Create(width, height, alpha);
   FPDF_DWORD fill_color = alpha ? 0x00000000 : 0xFFFFFFFF;
   FPDFBitmap_FillRect(bitmap, 0, 0, width, height, fill_color);
   FPDF_RenderPageBitmap(bitmap, page, 0, 0, width, height, 0, 0);
   FPDF_FFLDraw(form_handle_, bitmap, page, 0, 0, width, height, 0, 0);
   return bitmap;
 }

 void EmbedderTest::UnloadPage(FPDF_PAGE page) {
   FORM_DoPageAAction(page, form_handle_, FPDFPAGE_AACTION_CLOSE);
   FORM_OnBeforeClosePage(page, form_handle_);
   FPDF_ClosePage(page);
 }

 FPDF_PAGE EmbedderTest::Delegate::GetPage(FPDF_FORMHANDLE form_handle,
                                           FPDF_DOCUMENT document,
                                           int page_index) {
   auto it = m_pageMap.find(page_index);
   if (it != m_pageMap.end()) {
     return it->second;
   }
   FPDF_PAGE page = FPDF_LoadPage(document, page_index);
   if (!page) {
     return nullptr;
   }
   m_pageMap[page_index] = page;
   FORM_OnAfterLoadPage(page, form_handle);
   return page;
 }

 // static
 void EmbedderTest::UnsupportedHandlerTrampoline(UNSUPPORT_INFO* info,
                                                 int type) {
   EmbedderTest* test = static_cast<EmbedderTest*>(info);
   test->delegate_->UnsupportedHandler(type);
 }

 // static
 int EmbedderTest::AlertTrampoline(IPDF_JSPLATFORM* platform,
                                   FPDF_WIDESTRING message,
                                   FPDF_WIDESTRING title,
                                   int type,
                                   int icon) {
   EmbedderTest* test = static_cast<EmbedderTest*>(platform);
   return test->delegate_->Alert(message, title, type, icon);
 }

 // static
 int EmbedderTest::SetTimerTrampoline(FPDF_FORMFILLINFO* info,
                                      int msecs,
                                      TimerCallback fn) {
   EmbedderTest* test = static_cast<EmbedderTest*>(info);
   return test->delegate_->SetTimer(msecs, fn);
 }

 // static
 void EmbedderTest::KillTimerTrampoline(FPDF_FORMFILLINFO* info, int id) {
   EmbedderTest* test = static_cast<EmbedderTest*>(info);
   return test->delegate_->KillTimer(id);
 }

 // static
 FPDF_PAGE EmbedderTest::GetPageTrampoline(FPDF_FORMFILLINFO* info,
                                           FPDF_DOCUMENT document,
                                           int page_index) {
   EmbedderTest* test = static_cast<EmbedderTest*>(info);
   return test->delegate_->GetPage(test->form_handle(), document, page_index);
 }

 // Can't use gtest-provided main since we need to stash the path to the
 // executable in order to find the external V8 binary data files.
 int main(int argc, char** argv) {
   g_exe_path = argv[0];
   testing::InitGoogleTest(&argc, argv);
   testing::InitGoogleMock(&argc, argv);
   int ret_val = RUN_ALL_TESTS();

 #ifdef PDF_ENABLE_V8
 #ifdef V8_USE_EXTERNAL_STARTUP_DATA
   if (g_v8_natives)
     free(const_cast<char*>(g_v8_natives->data));
   if (g_v8_snapshot)
     free(const_cast<char*>(g_v8_snapshot->data));
 #endif  // V8_USE_EXTERNAL_STARTUP_DATA
 #endif  // PDF_ENABLE_V8

   return ret_val;
 }
	// 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.

	#include "testing/embedder_test.h"

	#include <limits.h>

	#include <list>
	#include <string>
	#include <utility>
	#include <vector>

	#include "public/fpdf_dataavail.h"
	#include "public/fpdf_edit.h"
	#include "public/fpdf_text.h"
	#include "public/fpdfview.h"
	#include "testing/gmock/include/gmock/gmock.h"
	#include "testing/test_support.h"
	#include "testing/utils/path_service.h"

	#ifdef PDF_ENABLE_V8
	#include "v8/include/v8-platform.h"
	#include "v8/include/v8.h"
	#endif // PDF_ENABLE_V8

	namespace {

	const char* g_exe_path = nullptr;

	#ifdef PDF_ENABLE_V8
	#ifdef V8_USE_EXTERNAL_STARTUP_DATA
	v8::StartupData* g_v8_natives = nullptr;
	v8::StartupData* g_v8_snapshot = nullptr;
	#endif // V8_USE_EXTERNAL_STARTUP_DATA
	#endif // PDF_ENABLE_V8

	} // namespace

	FPDF_BOOL Is_Data_Avail(FX_FILEAVAIL* pThis, size_t offset, size_t size) {
	return true;
	}

	void Add_Segment(FX_DOWNLOADHINTS* pThis, size_t offset, size_t size) {}

	EmbedderTest::EmbedderTest()
	: default_delegate_(new EmbedderTest::Delegate()),
	document_(nullptr),
	form_handle_(nullptr),
	avail_(nullptr),
	external_isolate_(nullptr),
	loader_(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_));
	delegate_ = default_delegate_.get();

	#ifdef PDF_ENABLE_V8
	#ifdef V8_USE_EXTERNAL_STARTUP_DATA
	if (g_v8_natives && g_v8_snapshot) {
	InitializeV8ForPDFium(g_exe_path, std::string(), nullptr, nullptr,
	&platform_);
	} else {
	g_v8_natives = new v8::StartupData;
	g_v8_snapshot = new v8::StartupData;
	InitializeV8ForPDFium(g_exe_path, std::string(), g_v8_natives,
	g_v8_snapshot, &platform_);
	}
	#else
	InitializeV8ForPDFium(g_exe_path, &platform_);
	#endif // V8_USE_EXTERNAL_STARTUP_DATA
	#endif // FPDF_ENABLE_V8
	}

	EmbedderTest::~EmbedderTest() {
	#ifdef PDF_ENABLE_V8
	v8::V8::ShutdownPlatform();
	delete platform_;
	#endif // PDF_ENABLE_V8
	}

	void EmbedderTest::SetUp() {
	FPDF_LIBRARY_CONFIG config;
	config.version = 2;
	config.m_pUserFontPaths = nullptr;
	config.m_v8EmbedderSlot = 0;
	config.m_pIsolate = external_isolate_;
	FPDF_InitLibraryWithConfig(&config);

	UNSUPPORT_INFO* info = static_cast<UNSUPPORT_INFO*>(this);
	memset(info, 0, sizeof(UNSUPPORT_INFO));
	info->version = 1;
	info->FSDK_UnSupport_Handler = UnsupportedHandlerTrampoline;
	FSDK_SetUnSpObjProcessHandler(info);
	}

	void EmbedderTest::TearDown() {
	if (document_) {
	FORM_DoDocumentAAction(form_handle_, FPDFDOC_AACTION_WC);
	#ifdef PDF_ENABLE_XFA
	// Note: The shut down order here is the reverse of the non-XFA branch
	// order. Need to work out if this is required, and if it is, the lifetimes
	// of objects owned by \|doc\| that \|form\| reference.
	FPDF_CloseDocument(document_);
	FPDFDOC_ExitFormFillEnvironment(form_handle_);
	#else // PDF_ENABLE_XFA
	FPDFDOC_ExitFormFillEnvironment(form_handle_);
	FPDF_CloseDocument(document_);
	#endif // PDF_ENABLE_XFA
	}

	FPDFAvail_Destroy(avail_);
	FPDF_DestroyLibrary();

	delete loader_;
	}

	bool EmbedderTest::CreateEmptyDocument() {
	document_ = FPDF_CreateNewDocument();
	if (!document_)
	return false;

	SetupFormFillEnvironment();
	return true;
	}

	bool EmbedderTest::OpenDocument(const std::string& filename,
	const char* password,
	bool must_linearize) {
	std::string file_path;
	if (!PathService::GetTestFilePath(filename, &file_path))
	return false;
	file_contents_ = GetFileContents(file_path.c_str(), &file_length_);
	if (!file_contents_)
	return false;

	EXPECT_TRUE(!loader_);
	loader_ = new TestLoader(file_contents_.get(), file_length_);
	file_access_.m_FileLen = static_cast<unsigned long>(file_length_);
	file_access_.m_GetBlock = TestLoader::GetBlock;
	file_access_.m_Param = loader_;

	file_avail_.version = 1;
	file_avail_.IsDataAvail = Is_Data_Avail;

	hints_.version = 1;
	hints_.AddSegment = Add_Segment;

	avail_ = FPDFAvail_Create(&file_avail_, &file_access_);

	if (FPDFAvail_IsLinearized(avail_) == PDF_LINEARIZED) {
	document_ = FPDFAvail_GetDocument(avail_, password);
	if (!document_) {
	return false;
	}
	int32_t nRet = PDF_DATA_NOTAVAIL;
	while (nRet == PDF_DATA_NOTAVAIL) {
	nRet = FPDFAvail_IsDocAvail(avail_, &hints_);
	}
	if (nRet == PDF_DATA_ERROR) {
	return false;
	}
	nRet = FPDFAvail_IsFormAvail(avail_, &hints_);
	if (nRet == PDF_FORM_ERROR \|\| nRet == PDF_FORM_NOTAVAIL) {
	return false;
	}
	int page_count = FPDF_GetPageCount(document_);
	for (int i = 0; i < page_count; ++i) {
	nRet = PDF_DATA_NOTAVAIL;
	while (nRet == PDF_DATA_NOTAVAIL) {
	nRet = FPDFAvail_IsPageAvail(avail_, i, &hints_);
	}
	if (nRet == PDF_DATA_ERROR) {
	return false;
	}
	}
	} else {
	if (must_linearize) {
	return false;
	}
	document_ = FPDF_LoadCustomDocument(&file_access_, nullptr);
	if (!document_) {
	return false;
	}
	}

	#ifdef PDF_ENABLE_XFA
	int docType = DOCTYPE_PDF;
	if (FPDF_HasXFAField(document_, &docType)) {
	if (docType != DOCTYPE_PDF)
	(void)FPDF_LoadXFA(document_);
	}
	#endif // PDF_ENABLE_XFA

	(void)FPDF_GetDocPermissions(document_);
	SetupFormFillEnvironment();
	return true;
	}

	void EmbedderTest::SetupFormFillEnvironment() {
	IPDF_JSPLATFORM* platform = static_cast<IPDF_JSPLATFORM*>(this);
	memset(platform, 0, sizeof(IPDF_JSPLATFORM));
	platform->version = 2;
	platform->app_alert = AlertTrampoline;

	FPDF_FORMFILLINFO* formfillinfo = static_cast<FPDF_FORMFILLINFO*>(this);
	memset(formfillinfo, 0, sizeof(FPDF_FORMFILLINFO));
	#ifdef PDF_ENABLE_XFA
	formfillinfo->version = 2;
	#else // PDF_ENABLE_XFA
	formfillinfo->version = 1;
	#endif // PDF_ENABLE_XFA
	formfillinfo->FFI_SetTimer = SetTimerTrampoline;
	formfillinfo->FFI_KillTimer = KillTimerTrampoline;
	formfillinfo->FFI_GetPage = GetPageTrampoline;
	formfillinfo->m_pJsPlatform = platform;

	form_handle_ = FPDFDOC_InitFormFillEnvironment(document_, formfillinfo);
	FPDF_SetFormFieldHighlightColor(form_handle_, 0, 0xFFE4DD);
	FPDF_SetFormFieldHighlightAlpha(form_handle_, 100);
	}

	void EmbedderTest::DoOpenActions() {
	FORM_DoDocumentJSAction(form_handle_);
	FORM_DoDocumentOpenAction(form_handle_);
	}

	int EmbedderTest::GetFirstPageNum() {
	int first_page = FPDFAvail_GetFirstPageNum(document_);
	(void)FPDFAvail_IsPageAvail(avail_, first_page, &hints_);
	return first_page;
	}

	int EmbedderTest::GetPageCount() {
	int page_count = FPDF_GetPageCount(document_);
	for (int i = 0; i < page_count; ++i) {
	(void)FPDFAvail_IsPageAvail(avail_, i, &hints_);
	}
	return page_count;
	}

	FPDF_PAGE EmbedderTest::LoadPage(int page_number) {
	FPDF_PAGE page = FPDF_LoadPage(document_, page_number);
	if (!page) {
	return nullptr;
	}
	FORM_OnAfterLoadPage(page, form_handle_);
	FORM_DoPageAAction(page, form_handle_, FPDFPAGE_AACTION_OPEN);
	return page;
	}

	FPDF_PAGE EmbedderTest::LoadAndCachePage(int page_number) {
	FPDF_PAGE page = delegate_->GetPage(form_handle_, document_, page_number);
	if (!page) {
	return nullptr;
	}
	FORM_DoPageAAction(page, form_handle_, FPDFPAGE_AACTION_OPEN);
	return page;
	}

	FPDF_BITMAP EmbedderTest::RenderPage(FPDF_PAGE page) {
	int width = static_cast<int>(FPDF_GetPageWidth(page));
	int height = static_cast<int>(FPDF_GetPageHeight(page));
	int alpha = FPDFPage_HasTransparency(page) ? 1 : 0;
	FPDF_BITMAP bitmap = FPDFBitmap_Create(width, height, alpha);
	FPDF_DWORD fill_color = alpha ? 0x00000000 : 0xFFFFFFFF;
	FPDFBitmap_FillRect(bitmap, 0, 0, width, height, fill_color);
	FPDF_RenderPageBitmap(bitmap, page, 0, 0, width, height, 0, 0);
	FPDF_FFLDraw(form_handle_, bitmap, page, 0, 0, width, height, 0, 0);
	return bitmap;
	}

	void EmbedderTest::UnloadPage(FPDF_PAGE page) {
	FORM_DoPageAAction(page, form_handle_, FPDFPAGE_AACTION_CLOSE);
	FORM_OnBeforeClosePage(page, form_handle_);
	FPDF_ClosePage(page);
	}

	FPDF_PAGE EmbedderTest::Delegate::GetPage(FPDF_FORMHANDLE form_handle,
	FPDF_DOCUMENT document,
	int page_index) {
	auto it = m_pageMap.find(page_index);
	if (it != m_pageMap.end()) {
	return it->second;
	}
	FPDF_PAGE page = FPDF_LoadPage(document, page_index);
	if (!page) {
	return nullptr;
	}
	m_pageMap[page_index] = page;
	FORM_OnAfterLoadPage(page, form_handle);
	return page;
	}

	// static
	void EmbedderTest::UnsupportedHandlerTrampoline(UNSUPPORT_INFO* info,
	int type) {
	EmbedderTest* test = static_cast<EmbedderTest*>(info);
	test->delegate_->UnsupportedHandler(type);
	}

	// static
	int EmbedderTest::AlertTrampoline(IPDF_JSPLATFORM* platform,
	FPDF_WIDESTRING message,
	FPDF_WIDESTRING title,
	int type,
	int icon) {
	EmbedderTest* test = static_cast<EmbedderTest*>(platform);
	return test->delegate_->Alert(message, title, type, icon);
	}

	// static
	int EmbedderTest::SetTimerTrampoline(FPDF_FORMFILLINFO* info,
	int msecs,
	TimerCallback fn) {
	EmbedderTest* test = static_cast<EmbedderTest*>(info);
	return test->delegate_->SetTimer(msecs, fn);
	}

	// static
	void EmbedderTest::KillTimerTrampoline(FPDF_FORMFILLINFO* info, int id) {
	EmbedderTest* test = static_cast<EmbedderTest*>(info);
	return test->delegate_->KillTimer(id);
	}

	// static
	FPDF_PAGE EmbedderTest::GetPageTrampoline(FPDF_FORMFILLINFO* info,
	FPDF_DOCUMENT document,
	int page_index) {
	EmbedderTest* test = static_cast<EmbedderTest*>(info);
	return test->delegate_->GetPage(test->form_handle(), document, page_index);
	}

	// Can't use gtest-provided main since we need to stash the path to the
	// executable in order to find the external V8 binary data files.
	int main(int argc, char** argv) {
	g_exe_path = argv[0];
	testing::InitGoogleTest(&argc, argv);
	testing::InitGoogleMock(&argc, argv);
	int ret_val = RUN_ALL_TESTS();

	#ifdef PDF_ENABLE_V8
	#ifdef V8_USE_EXTERNAL_STARTUP_DATA
	if (g_v8_natives)
	free(const_cast<char*>(g_v8_natives->data));
	if (g_v8_snapshot)
	free(const_cast<char*>(g_v8_snapshot->data));
	#endif // V8_USE_EXTERNAL_STARTUP_DATA
	#endif // PDF_ENABLE_V8

	return ret_val;
	}