Adapt most changes from taglib2

tests/taglib/utils.h

@@ -0,0 +1,140 @@
+/***************************************************************************
+    copyright           : (C) 2007 by Lukas Lalinsky
+    email               : lukas@oxygene.sk
+ ***************************************************************************/
+
+/***************************************************************************
+ *   This library is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU Lesser General Public License version   *
+ *   2.1 as published by the Free Software Foundation.                     *
+ *                                                                         *
+ *   This library is distributed in the hope that it will be useful, but   *
+ *   WITHOUT ANY WARRANTY; without even the implied warranty of            *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU     *
+ *   Lesser General Public License for more details.                       *
+ *                                                                         *
+ *   You should have received a copy of the GNU Lesser General Public      *
+ *   License along with this library; if not, write to the Free Software   *
+ *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA         *
+ *   02110-1301  USA                                                       *
+ *                                                                         *
+ *   Alternatively, this file is available under the Mozilla Public        *
+ *   License Version 1.1.  You may obtain a copy of the License at         *
+ *   http://www.mozilla.org/MPL/                                           *
+ ***************************************************************************/
+
+#pragma once
+
+#include "taglib-config.h"
+
+#ifdef _WIN32
+#  include <windows.h>
+#else
+#  include <unistd.h>
+#  include <fcntl.h>
+#  include <sys/fcntl.h>
+#  include <sys/stat.h>
+#endif
+#include <cstdio>
+#include <cstdlib>
+#include <cstring>
+#include <fstream>
+
+using namespace std;
+
+inline string testFilePath(const string &filename) {
+  return string(TESTS_DIR "data/") + filename;
+}
+
+#define TEST_FILE_PATH_C(f) testFilePath(f).c_str()
+
+inline string copyFile(const string &filename, const string &ext) {
+  char testFileName[1024];
+
+#ifdef _WIN32
+  char tempDir[MAX_PATH + 1];
+  GetTempPathA(sizeof(tempDir), tempDir);
+  wsprintfA(testFileName, "%s\\taglib-test%s", tempDir, ext.c_str());
+#else
+  snprintf(testFileName, sizeof(testFileName), "/%s/taglib-test%s", P_tmpdir, ext.c_str());
+#endif
+
+  string sourceFileName = testFilePath(filename) + ext;
+  ifstream source(sourceFileName.c_str(), std::ios::binary);
+  ofstream destination(testFileName, std::ios::binary);
+  destination << source.rdbuf();
+  return string(testFileName);
+}
+
+inline void deleteFile(const string &filename) {
+  remove(filename.c_str());
+}
+
+inline bool fileEqual(const string &filename1, const string &filename2) {
+  char buf1[BUFSIZ];
+  char buf2[BUFSIZ];
+
+  ifstream stream1(filename1.c_str(), ios_base::in | ios_base::binary);
+  ifstream stream2(filename2.c_str(), ios_base::in | ios_base::binary);
+
+  if (!stream1 && !stream2) return true;
+  if (!stream1 || !stream2) return false;
+
+  for (;;) {
+    stream1.read(buf1, BUFSIZ);
+    stream2.read(buf2, BUFSIZ);
+
+    streamsize n1 = stream1.gcount();
+    streamsize n2 = stream2.gcount();
+
+    if (n1 != n2) return false;
+
+    if (n1 == 0) break;
+
+    if (memcmp(buf1, buf2, static_cast<size_t>(n1)) != 0) return false;
+  }
+
+  return stream1.good() == stream2.good();
+}
+
+#ifdef TAGLIB_STRING_H
+
+namespace Strawberry_TagLib {
+namespace TagLib {
+
+inline String longText(size_t length, bool random = false) {
+  const wchar_t chars[] = L"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz_";
+
+  std::wstring text(length, L'X');
+
+  if (random) {
+    for (size_t i = 0; i < length; ++i)
+      text[i] = chars[rand() % 53];
+  }
+
+  return String(text);
+}
+}  // namespace TagLib
+}  // namespace Strawberry_TagLib
+
+#endif
+
+class ScopedFileCopy {
+ public:
+  ScopedFileCopy(const string &filename, const string &ext, bool deleteFile = true) : m_deleteFile(deleteFile),
+                                                                                      m_filename(copyFile(filename, ext)) {
+  }
+
+  ~ScopedFileCopy() {
+    if (m_deleteFile)
+      deleteFile(m_filename);
+  }
+
+  string fileName() const {
+    return m_filename;
+  }
+
+ private:
+  const bool m_deleteFile;
+  const string m_filename;
+};