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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.
#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);
FPDFDOC_ExitFormFillEnvironment(form_handle_);
FPDF_CloseDocument(document_);
}
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) {
// First check whether it is loaded already.
auto it = page_map_.find(page_number);
if (it != page_map_.end())
return it->second;
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);
// Cache the page.
page_map_[page_number] = page;
page_reverse_map_[page] = page_number;
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);
auto it = page_reverse_map_.find(page);
if (it == page_reverse_map_.end())
return;
page_map_.erase(it->second);
page_reverse_map_.erase(it);
}
FPDF_PAGE EmbedderTest::Delegate::GetPage(FPDF_FORMFILLINFO* info,
FPDF_DOCUMENT document,
int page_index) {
EmbedderTest* test = static_cast<EmbedderTest*>(info);
auto it = test->page_map_.find(page_index);
return it != test->page_map_.end() ? it->second : nullptr;
}
// 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) {
return static_cast<EmbedderTest*>(info)->delegate_->GetPage(info, 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;
}