Allow compiling PDFium without V8.

testing/embedder_test.cpp

 // 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.
 
 #include "embedder_test.h"
 
 #include <limits.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 
 #include <list>
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "../public/fpdf_text.h"
 #include "../public/fpdfview.h"
 #include "testing/gmock/include/gmock/gmock.h"
+
+#ifdef PDF_ENABLE_V8
 #include "v8/include/libplatform/libplatform.h"
 #include "v8/include/v8.h"
+#endif  // PDF_ENABLE_V8
 
 #ifdef _WIN32
 #define snprintf _snprintf
 #define PATH_SEPARATOR '\\'
 #else
 #define PATH_SEPARATOR '/'
 #endif
 
 namespace {
 
@@ skipping 20 matching lines @@
   (void)fclose(file);
   if (bytes_read != file_length) {
     fprintf(stderr, "Failed to read: %s\n", filename);
     free(buffer);
     return nullptr;
   }
   *retlen = bytes_read;
   return buffer;
 }
 
+#ifdef PDF_ENABLE_V8
 #ifdef V8_USE_EXTERNAL_STARTUP_DATA
 // Returns the full path for an external V8 data file based on either
 // the currect exectuable path or an explicit override.
 static std::string GetFullPathForSnapshotFile(const std::string& exe_path,
                                               const std::string& filename) {
   std::string result;
   if (!exe_path.empty()) {
     size_t last_separator = exe_path.rfind(PATH_SEPARATOR);
     if (last_separator != std::string::npos) {
       result = exe_path.substr(0, last_separator + 1);
@@ skipping 12 matching lines @@
   size_t data_length = 0;
   char* data_buffer = GetFileContents(full_path.c_str(), &data_length);
   if (!data_buffer) {
     return false;
   }
   result_data->data = const_cast<const char*>(data_buffer);
   result_data->raw_size = data_length;
   return true;
 }
 #endif  // V8_USE_EXTERNAL_STARTUP_DATA
-
+#endif  // PDF_ENABLE_V8
 }  // namespace
 
 class TestLoader {
  public:
   TestLoader(const char* pBuf, size_t len);
 
   const char* m_pBuf;
   size_t m_Len;
 };
 
@@ skipping 29 matching lines @@
   memset(&hints_, 0, sizeof(hints_));
   memset(&file_access_, 0, sizeof(file_access_));
   memset(&file_avail_, 0, sizeof(file_avail_));
   delegate_ = default_delegate_.get();
 }
 
 EmbedderTest::~EmbedderTest() {
 }
 
 void EmbedderTest::SetUp() {
+#ifdef PDF_ENABLE_V8
   v8::V8::InitializeICU();
 
   platform_ = v8::platform::CreateDefaultPlatform();
   v8::V8::InitializePlatform(platform_);
   v8::V8::Initialize();
 
   // By enabling predictable mode, V8 won't post any background tasks.
   const char predictable_flag[] = "--predictable";
   v8::V8::SetFlagsFromString(predictable_flag,
                              static_cast<int>(strlen(predictable_flag)));
 
 #ifdef V8_USE_EXTERNAL_STARTUP_DATA
   ASSERT_TRUE(GetExternalData(g_exe_path_, "natives_blob.bin", &natives_));
   ASSERT_TRUE(GetExternalData(g_exe_path_, "snapshot_blob.bin", &snapshot_));
   v8::V8::SetNativesDataBlob(&natives_);
   v8::V8::SetSnapshotDataBlob(&snapshot_);
 #endif  // V8_USE_EXTERNAL_STARTUP_DATA
+#endif  // FPDF_ENABLE_V8
 
   FPDF_LIBRARY_CONFIG config;
   config.version = 2;
   config.m_pUserFontPaths = nullptr;
+  config.m_v8EmbedderSlot = 0;
   config.m_pIsolate = external_isolate_;
-  config.m_v8EmbedderSlot = 0;
   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();
+
+#ifdef PDF_ENABLE_V8
   v8::V8::ShutdownPlatform();
   delete platform_;
+#endif  // PDF_ENABLE_V8
+
   delete loader_;
   free(file_contents_);
 }
 
 bool EmbedderTest::OpenDocument(const std::string& filename) {
   file_contents_ = GetFileContents(filename.c_str(), &file_length_);
   if (!file_contents_) {
     return false;
   }
 
@@ skipping 150 matching lines @@
 }
 
 // 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);
   return RUN_ALL_TESTS();
 }