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163 lines
3.9 KiB
163 lines
3.9 KiB
// Copyright 2015 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "testing/utils/path_service.h"
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#ifdef _WIN32
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#include <Windows.h>
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#elif defined(__APPLE__)
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#include <mach-o/dyld.h>
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#include <sys/stat.h>
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#else // Linux
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#include <linux/limits.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#endif // _WIN32
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#include <string>
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#include "core/fxcrt/fx_system.h"
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namespace {
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#if defined(__APPLE__) || (defined(ANDROID) && __ANDROID_API__ < 21)
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using stat_wrapper_t = struct stat;
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int CallStat(const char* path, stat_wrapper_t* sb) {
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return stat(path, sb);
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}
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#elif !_WIN32
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using stat_wrapper_t = struct stat64;
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int CallStat(const char* path, stat_wrapper_t* sb) {
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return stat64(path, sb);
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}
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#endif
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} // namespace
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// static
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bool PathService::DirectoryExists(const std::string& path) {
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#ifdef _WIN32
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DWORD fileattr = GetFileAttributesA(path.c_str());
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if (fileattr != INVALID_FILE_ATTRIBUTES)
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return (fileattr & FILE_ATTRIBUTE_DIRECTORY) != 0;
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return false;
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#else
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stat_wrapper_t file_info;
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if (CallStat(path.c_str(), &file_info) != 0)
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return false;
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return S_ISDIR(file_info.st_mode);
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#endif
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}
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// static
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bool PathService::EndsWithSeparator(const std::string& path) {
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return path.size() > 1 && path[path.size() - 1] == PATH_SEPARATOR;
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}
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// static
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bool PathService::GetExecutableDir(std::string* path) {
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// Get the current executable file path.
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#ifdef _WIN32
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char path_buffer[MAX_PATH];
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path_buffer[0] = 0;
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if (GetModuleFileNameA(NULL, path_buffer, MAX_PATH) == 0)
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return false;
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*path = std::string(path_buffer);
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#elif defined(__APPLE__)
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ASSERT(path);
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unsigned int path_length = 0;
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_NSGetExecutablePath(NULL, &path_length);
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if (path_length == 0)
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return false;
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path->reserve(path_length);
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path->resize(path_length - 1);
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if (_NSGetExecutablePath(&((*path)[0]), &path_length))
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return false;
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#else // Linux
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static const char kProcSelfExe[] = "/proc/self/exe";
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char buf[PATH_MAX];
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ssize_t count = ::readlink(kProcSelfExe, buf, PATH_MAX);
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if (count <= 0)
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return false;
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*path = std::string(buf, count);
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#endif // _WIN32
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// Get the directory path.
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std::size_t pos = path->size() - 1;
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if (EndsWithSeparator(*path))
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pos--;
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std::size_t found = path->find_last_of(PATH_SEPARATOR, pos);
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if (found == std::string::npos)
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return false;
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path->resize(found);
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return true;
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}
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// static
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bool PathService::GetSourceDir(std::string* path) {
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if (!GetExecutableDir(path))
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return false;
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if (!EndsWithSeparator(*path))
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path->push_back(PATH_SEPARATOR);
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path->append("..");
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path->push_back(PATH_SEPARATOR);
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#if defined(ANDROID)
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path->append("chromium_tests_root");
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#else // Non-Android
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path->append("..");
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#endif // defined(ANDROID)
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return true;
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}
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// static
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bool PathService::GetTestDataDir(std::string* path) {
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if (!GetSourceDir(path))
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return false;
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if (!EndsWithSeparator(*path))
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path->push_back(PATH_SEPARATOR);
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std::string potential_path = *path;
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potential_path.append("testing");
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potential_path.push_back(PATH_SEPARATOR);
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potential_path.append("resources");
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if (PathService::DirectoryExists(potential_path)) {
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*path = potential_path;
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return true;
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}
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potential_path = *path;
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potential_path.append("third_party");
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potential_path.push_back(PATH_SEPARATOR);
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potential_path.append("pdfium");
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potential_path.push_back(PATH_SEPARATOR);
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potential_path.append("testing");
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potential_path.push_back(PATH_SEPARATOR);
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potential_path.append("resources");
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if (PathService::DirectoryExists(potential_path)) {
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*path = potential_path;
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return true;
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}
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return false;
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}
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// static
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bool PathService::GetTestFilePath(const std::string& file_name,
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std::string* path) {
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if (!GetTestDataDir(path))
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return false;
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if (!EndsWithSeparator(*path))
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path->push_back(PATH_SEPARATOR);
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path->append(file_name);
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return true;
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}
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