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Diffstat (limited to 'third_party/protobuf/src/google/protobuf/stubs/io_win32_unittest.cc')
| -rw-r--r-- | third_party/protobuf/src/google/protobuf/stubs/io_win32_unittest.cc | 268 |
1 files changed, 0 insertions, 268 deletions
diff --git a/third_party/protobuf/src/google/protobuf/stubs/io_win32_unittest.cc b/third_party/protobuf/src/google/protobuf/stubs/io_win32_unittest.cc deleted file mode 100644 index fb3d5f7244..0000000000 --- a/third_party/protobuf/src/google/protobuf/stubs/io_win32_unittest.cc +++ /dev/null @@ -1,268 +0,0 @@ -// Protocol Buffers - Google's data interchange format -// Copyright 2008 Google Inc. All rights reserved. -// https://developers.google.com/protocol-buffers/ -// -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following disclaimer -// in the documentation and/or other materials provided with the -// distribution. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived from -// this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -// Author: laszlocsomor@google.com (Laszlo Csomor) -// -// Unit tests for long-path-aware open/mkdir/access on Windows. -// -// This file is only used on Windows, it's empty on other platforms. - -#if defined(_WIN32) - -#define WIN32_LEAN_AND_MEAN -#include <errno.h> -#include <stdlib.h> -#include <windows.h> - -#include <google/protobuf/stubs/io_win32.h> -#include <gtest/gtest.h> - -#include <memory> -#include <string> - -namespace google { -namespace protobuf { -namespace stubs { -namespace { - -using std::string; -using std::unique_ptr; -using std::wstring; - -class IoWin32Test : public ::testing::Test { - public: - void SetUp() override; - void TearDown() override; - - protected: - static bool DeleteAllUnder(wstring path); - - string test_tmpdir; - wstring wtest_tmpdir; -}; - -#define ASSERT_INITIALIZED \ - { \ - EXPECT_FALSE(test_tmpdir.empty()); \ - EXPECT_FALSE(wtest_tmpdir.empty()); \ - } - -void IoWin32Test::SetUp() { - test_tmpdir.clear(); - wtest_tmpdir.clear(); - - const char* test_tmpdir_env = getenv("TEST_TMPDIR"); - if (test_tmpdir_env == nullptr || *test_tmpdir_env == 0) { - // Using assertions in SetUp/TearDown seems to confuse the test framework, - // so just leave the member variables empty in case of failure. - return; - } - - test_tmpdir = string(test_tmpdir_env); - while (test_tmpdir.back() == '/' || test_tmpdir.back() == '\\') { - test_tmpdir.pop_back(); - } - - // CreateDirectoryA's limit is 248 chars, see MSDN. - // https://msdn.microsoft.com/en-us/library/windows/ \ - // desktop/aa363855(v=vs.85).aspx - wtest_tmpdir = testonly_path_to_winpath(test_tmpdir, 248); -} - -void IoWin32Test::TearDown() { - if (!wtest_tmpdir.empty()) { - DeleteAllUnder(wtest_tmpdir); - } -} - -bool IoWin32Test::DeleteAllUnder(wstring path) { - static const wstring kDot(L"."); - static const wstring kDotDot(L".."); - - // Prepend UNC prefix if the path doesn't have it already. Don't bother - // checking if the path is shorter than MAX_PATH, let's just do it - // unconditionally. - if (path.find(L"\\\\?\\") != 0) { - path = wstring(L"\\\\?\\") + path; - } - // Append "\" if necessary. - if (path.back() != '\\') { - path.push_back('\\'); - } - - WIN32_FIND_DATAW metadata; - HANDLE handle = ::FindFirstFileW((path + L"*").c_str(), &metadata); - if (handle == INVALID_HANDLE_VALUE) { - return true; // directory doesn't exist - } - - bool result = true; - do { - wstring childname = metadata.cFileName; - if (kDot != childname && kDotDot != childname) { - wstring childpath = path + childname; - if ((metadata.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) != 0) { - // If this is not a junction, delete its contents recursively. - // Finally delete this directory/junction too. - if (((metadata.dwFileAttributes & FILE_ATTRIBUTE_REPARSE_POINT) == 0 && - !DeleteAllUnder(childpath)) || - !::RemoveDirectoryW(childpath.c_str())) { - result = false; - break; - } - } else { - if (!::DeleteFileW(childpath.c_str())) { - result = false; - break; - } - } - } - } while (::FindNextFileW(handle, &metadata)); - ::FindClose(handle); - return result; -} - -TEST_F(IoWin32Test, AccessTest) { - ASSERT_INITIALIZED; - - string path = test_tmpdir; - while (path.size() < MAX_PATH - 30) { - path += "\\accesstest"; - EXPECT_EQ(mkdir(path.c_str(), 0644), 0); - } - string file = path + "\\file.txt"; - int fd = open(file.c_str(), O_CREAT | O_WRONLY, 0644); - EXPECT_GT(fd, 0); - EXPECT_EQ(close(fd), 0); - - EXPECT_EQ(access(test_tmpdir.c_str(), F_OK), 0); - EXPECT_EQ(access(path.c_str(), F_OK), 0); - EXPECT_EQ(access(path.c_str(), W_OK), 0); - EXPECT_EQ(access(file.c_str(), F_OK | W_OK), 0); - EXPECT_NE(access((file + ".blah").c_str(), F_OK), 0); - EXPECT_NE(access((file + ".blah").c_str(), W_OK), 0); - - // chdir into the test_tmpdir, because the current working directory must - // always be shorter than MAX_PATH, even with "\\?\" prefix (except on - // Windows 10 version 1607 and beyond, after opting in to long paths by - // default [1]). - // - // [1] https://msdn.microsoft.com/en-us/library/windows/ \ - // desktop/aa365247(v=vs.85).aspx#maxpath - EXPECT_EQ(_chdir(test_tmpdir.c_str()), 0); - EXPECT_EQ(access(".", F_OK), 0); - EXPECT_EQ(access(".", W_OK), 0); - EXPECT_EQ(access("accesstest", F_OK | W_OK), 0); - ASSERT_EQ(access("./normalize_me/../.././accesstest", F_OK | W_OK), 0); - EXPECT_NE(access("blah", F_OK), 0); - EXPECT_NE(access("blah", W_OK), 0); - - ASSERT_EQ(access("c:bad", F_OK), -1); - ASSERT_EQ(errno, ENOENT); - ASSERT_EQ(access("/tmp/bad", F_OK), -1); - ASSERT_EQ(errno, ENOENT); - ASSERT_EQ(access("\\bad", F_OK), -1); - ASSERT_EQ(errno, ENOENT); -} - -TEST_F(IoWin32Test, OpenTest) { - ASSERT_INITIALIZED; - - string path = test_tmpdir; - while (path.size() < MAX_PATH) { - path += "\\opentest"; - EXPECT_EQ(mkdir(path.c_str(), 0644), 0); - } - string file = path + "\\file.txt"; - int fd = open(file.c_str(), O_CREAT | O_WRONLY, 0644); - ASSERT_GT(fd, 0); - EXPECT_EQ(write(fd, "hello", 5), 5); - EXPECT_EQ(close(fd), 0); - - // chdir into the test_tmpdir, because the current working directory must - // always be shorter than MAX_PATH, even with "\\?\" prefix (except on - // Windows 10 version 1607 and beyond, after opting in to long paths by - // default [1]). - // - // [1] https://msdn.microsoft.com/en-us/library/windows/ \ - // desktop/aa365247(v=vs.85).aspx#maxpath - EXPECT_EQ(_chdir(test_tmpdir.c_str()), 0); - fd = open("file-relative.txt", O_CREAT | O_WRONLY, 0644); - ASSERT_GT(fd, 0); - EXPECT_EQ(write(fd, "hello", 5), 5); - EXPECT_EQ(close(fd), 0); - - fd = open("./normalize_me/../.././file-relative.txt", O_RDONLY); - ASSERT_GT(fd, 0); - EXPECT_EQ(close(fd), 0); - - ASSERT_EQ(open("c:bad.txt", O_CREAT | O_WRONLY, 0644), -1); - ASSERT_EQ(errno, ENOENT); - ASSERT_EQ(open("/tmp/bad.txt", O_CREAT | O_WRONLY, 0644), -1); - ASSERT_EQ(errno, ENOENT); - ASSERT_EQ(open("\\bad.txt", O_CREAT | O_WRONLY, 0644), -1); - ASSERT_EQ(errno, ENOENT); -} - -TEST_F(IoWin32Test, MkdirTest) { - ASSERT_INITIALIZED; - - string path = test_tmpdir; - do { - path += "\\mkdirtest"; - ASSERT_EQ(mkdir(path.c_str(), 0644), 0); - } while (path.size() <= MAX_PATH); - - // chdir into the test_tmpdir, because the current working directory must - // always be shorter than MAX_PATH, even with "\\?\" prefix (except on - // Windows 10 version 1607 and beyond, after opting in to long paths by - // default [1]). - // - // [1] https://msdn.microsoft.com/en-us/library/windows/ \ - // desktop/aa365247(v=vs.85).aspx#maxpath - EXPECT_EQ(_chdir(test_tmpdir.c_str()), 0); - ASSERT_EQ(mkdir("relative_mkdirtest", 0644), 0); - ASSERT_EQ(mkdir("./normalize_me/../.././blah", 0644), 0); - - ASSERT_EQ(mkdir("c:bad", 0644), -1); - ASSERT_EQ(errno, ENOENT); - ASSERT_EQ(mkdir("/tmp/bad", 0644), -1); - ASSERT_EQ(errno, ENOENT); - ASSERT_EQ(mkdir("\\bad", 0644), -1); - ASSERT_EQ(errno, ENOENT); -} - -} // namespace -} // namespace stubs -} // namespace protobuf -} // namespace google - -#endif // defined(_WIN32) - |