--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/OrthancServer/UnitTestsSources/FileStorageTests.cpp	Wed Jun 10 20:30:34 2020 +0200
@@ -0,0 +1,190 @@
+/**
+ * Orthanc - A Lightweight, RESTful DICOM Store
+ * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
+ * Department, University Hospital of Liege, Belgium
+ * Copyright (C) 2017-2020 Osimis S.A., Belgium
+ *
+ * This program is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * In addition, as a special exception, the copyright holders of this
+ * program give permission to link the code of its release with the
+ * OpenSSL project's "OpenSSL" library (or with modified versions of it
+ * that use the same license as the "OpenSSL" library), and distribute
+ * the linked executables. You must obey the GNU General Public License
+ * in all respects for all of the code used other than "OpenSSL". If you
+ * modify file(s) with this exception, you may extend this exception to
+ * your version of the file(s), but you are not obligated to do so. If
+ * you do not wish to do so, delete this exception statement from your
+ * version. If you delete this exception statement from all source files
+ * in the program, then also delete it here.
+ * 
+ * This program 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
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ **/
+
+
+#include "PrecompiledHeadersUnitTests.h"
+#include "gtest/gtest.h"
+
+#include <ctype.h>
+
+#include "../Core/FileStorage/FilesystemStorage.h"
+#include "../Core/FileStorage/StorageAccessor.h"
+#include "../Core/HttpServer/BufferHttpSender.h"
+#include "../Core/HttpServer/FilesystemHttpSender.h"
+#include "../Core/Logging.h"
+#include "../Core/OrthancException.h"
+#include "../Core/Toolbox.h"
+#include "../OrthancServer/ServerIndex.h"
+
+using namespace Orthanc;
+
+
+static void StringToVector(std::vector<uint8_t>& v,
+                           const std::string& s)
+{
+  v.resize(s.size());
+  for (size_t i = 0; i < s.size(); i++)
+    v[i] = s[i];
+}
+
+
+TEST(FilesystemStorage, Basic)
+{
+  FilesystemStorage s("UnitTestsStorage");
+
+  std::string data = Toolbox::GenerateUuid();
+  std::string uid = Toolbox::GenerateUuid();
+  s.Create(uid.c_str(), &data[0], data.size(), FileContentType_Unknown);
+  std::string d;
+  s.Read(d, uid, FileContentType_Unknown);
+  ASSERT_EQ(d.size(), data.size());
+  ASSERT_FALSE(memcmp(&d[0], &data[0], data.size()));
+  ASSERT_EQ(s.GetSize(uid), data.size());
+}
+
+TEST(FilesystemStorage, Basic2)
+{
+  FilesystemStorage s("UnitTestsStorage");
+
+  std::vector<uint8_t> data;
+  StringToVector(data, Toolbox::GenerateUuid());
+  std::string uid = Toolbox::GenerateUuid();
+  s.Create(uid.c_str(), &data[0], data.size(), FileContentType_Unknown);
+  std::string d;
+  s.Read(d, uid, FileContentType_Unknown);
+  ASSERT_EQ(d.size(), data.size());
+  ASSERT_FALSE(memcmp(&d[0], &data[0], data.size()));
+  ASSERT_EQ(s.GetSize(uid), data.size());
+}
+
+TEST(FilesystemStorage, EndToEnd)
+{
+  FilesystemStorage s("UnitTestsStorage");
+  s.Clear();
+
+  std::list<std::string> u;
+  for (unsigned int i = 0; i < 10; i++)
+  {
+    std::string t = Toolbox::GenerateUuid();
+    std::string uid = Toolbox::GenerateUuid();
+    s.Create(uid.c_str(), &t[0], t.size(), FileContentType_Unknown);
+    u.push_back(uid);
+  }
+
+  std::set<std::string> ss;
+  s.ListAllFiles(ss);
+  ASSERT_EQ(10u, ss.size());
+  
+  unsigned int c = 0;
+  for (std::list<std::string>::iterator
+         i = u.begin(); i != u.end(); i++, c++)
+  {
+    ASSERT_TRUE(ss.find(*i) != ss.end());
+    if (c < 5)
+      s.Remove(*i, FileContentType_Unknown);
+  }
+
+  s.ListAllFiles(ss);
+  ASSERT_EQ(5u, ss.size());
+
+  s.Clear();
+  s.ListAllFiles(ss);
+  ASSERT_EQ(0u, ss.size());
+}
+
+
+TEST(StorageAccessor, NoCompression)
+{
+  FilesystemStorage s("UnitTestsStorage");
+  StorageAccessor accessor(s);
+
+  std::string data = "Hello world";
+  FileInfo info = accessor.Write(data, FileContentType_Dicom, CompressionType_None, true);
+  
+  std::string r;
+  accessor.Read(r, info);
+
+  ASSERT_EQ(data, r);
+  ASSERT_EQ(CompressionType_None, info.GetCompressionType());
+  ASSERT_EQ(11u, info.GetUncompressedSize());
+  ASSERT_EQ(11u, info.GetCompressedSize());
+  ASSERT_EQ(FileContentType_Dicom, info.GetContentType());
+  ASSERT_EQ("3e25960a79dbc69b674cd4ec67a72c62", info.GetUncompressedMD5());
+  ASSERT_EQ(info.GetUncompressedMD5(), info.GetCompressedMD5());
+}
+
+
+TEST(StorageAccessor, Compression)
+{
+  FilesystemStorage s("UnitTestsStorage");
+  StorageAccessor accessor(s);
+
+  std::string data = "Hello world";
+  FileInfo info = accessor.Write(data, FileContentType_DicomAsJson, CompressionType_ZlibWithSize, true);
+  
+  std::string r;
+  accessor.Read(r, info);
+
+  ASSERT_EQ(data, r);
+  ASSERT_EQ(CompressionType_ZlibWithSize, info.GetCompressionType());
+  ASSERT_EQ(11u, info.GetUncompressedSize());
+  ASSERT_EQ(FileContentType_DicomAsJson, info.GetContentType());
+  ASSERT_EQ("3e25960a79dbc69b674cd4ec67a72c62", info.GetUncompressedMD5());
+  ASSERT_NE(info.GetUncompressedMD5(), info.GetCompressedMD5());
+}
+
+
+TEST(StorageAccessor, Mix)
+{
+  FilesystemStorage s("UnitTestsStorage");
+  StorageAccessor accessor(s);
+
+  std::string r;
+  std::string compressedData = "Hello";
+  std::string uncompressedData = "HelloWorld";
+
+  FileInfo compressedInfo = accessor.Write(compressedData, FileContentType_Dicom, CompressionType_ZlibWithSize, false);  
+  FileInfo uncompressedInfo = accessor.Write(uncompressedData, FileContentType_Dicom, CompressionType_None, false);
+  
+  accessor.Read(r, compressedInfo);
+  ASSERT_EQ(compressedData, r);
+
+  accessor.Read(r, uncompressedInfo);
+  ASSERT_EQ(uncompressedData, r);
+  ASSERT_NE(compressedData, r);
+
+  /*
+  // This test is too slow on Windows
+  accessor.SetCompressionForNextOperations(CompressionType_ZlibWithSize);
+  ASSERT_THROW(accessor.Read(r, uncompressedInfo.GetUuid(), FileContentType_Unknown), OrthancException);
+  */
+}