Updating to new OTS repo from https://github.com/khaledhosny/ots.git

test/file-stream.h

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef OTS_FILE_STREAM_H_
 #define OTS_FILE_STREAM_H_
 
 #include "opentype-sanitiser.h"
 
 namespace ots {
 
 // An OTSStream implementation for testing.
 class FILEStream : public OTSStream {
  public:
   explicit FILEStream(FILE *stream)
       : file_(stream), position_(0) {
   }
 
   ~FILEStream() {
+    if (file_)
+      fclose(file_);
   }
 
   bool WriteRaw(const void *data, size_t length) {
-    if (::fwrite(data, length, 1, file_) == 1) {
+    if (!file_ || ::fwrite(data, length, 1, file_) == 1) {
       position_ += length;
       return true;
     }
     return false;
   }
 
   bool Seek(off_t position) {
 #if defined(_WIN32)
-    if (!::_fseeki64(file_, position, SEEK_SET)) {
+    if (!file_ || !::_fseeki64(file_, position, SEEK_SET)) {
       position_ = position;
       return true;
     }
 #else
-    if (!::fseeko(file_, position, SEEK_SET)) {
+    if (!file_ || !::fseeko(file_, position, SEEK_SET)) {
       position_ = position;
       return true;
     }
 #endif  // defined(_WIN32)
     return false;
   }
 
   off_t Tell() const {
     return position_;
   }
 
  private:
   FILE * const file_;
   off_t position_;
 };
 
 }  // namespace ots
 
 #endif  // OTS_FILE_STREAM_H_