add test for bundle.cc because I'm going to modify it

.gitignore

@@ -13,6 +13,7 @@ install_manifest.txt
 /tests/*/*.o
 /tests/encrypted_file/encrypted_file
 /tests/rolling_hash/rolling_hash
+/tests/bundle/bundle
 
 # build results
 /zbackup

tests/bundle/bundle.pro

@@ -0,0 +1,44 @@
+######################################################################
+# Automatically generated by qmake (2.01a) Sun Jul 14 20:54:52 2013
+######################################################################
+
+TEMPLATE = app
+TARGET = 
+DEPENDPATH += .
+INCLUDEPATH += .
+
+LIBS += -lcrypto -lprotobuf -lz -lprotobuf -llzma
+DEFINES += __STDC_FORMAT_MACROS
+
+# Input
+SOURCES += test_bundle.cc \
+    ../../unbuffered_file.cc \
+    ../../tmp_mgr.cc \
+    ../../page_size.cc \
+    ../../random.cc \
+    ../../encryption_key.cc \
+    ../../encryption.cc \
+    ../../encrypted_file.cc \
+    ../../file.cc \
+    ../../dir.cc \
+    ../../bundle.cc \
+    ../../message.cc \
+    ../../hex.cc \
+    ../../zbackup.pb.cc
+
+HEADERS += \
+    ../../unbuffered_file.hh \
+    ../../tmp_mgr.hh \
+    ../../adler32.hh \
+    ../../page_size.hh \
+    ../../random.hh \
+    ../../encryption_key.hh \
+    ../../encrypted_file.hh \
+    ../../encryption.hh \
+    ../../ex.hh \
+    ../../file.hh \
+    ../../dir.hh \
+    ../../bundle.hh \
+    ../../message.hh \
+    ../../hex.hh \
+    ../../zbackup.pb.h

tests/bundle/test_bundle.cc

@@ -0,0 +1,84 @@
+// Copyright (c) 2012-2013 Konstantin Isakov <ikm@zbackup.org>
+// Part of ZBackup. Licensed under GNU GPLv2 or later
+
+#include <stdlib.h>
+//TODO don't use printf and sprintf...
+#include <stdio.h>
+#include "../../encrypted_file.hh"
+#include "../../encryption_key.hh"
+#include "../../random.hh"
+#include "../../tmp_mgr.hh"
+#include "../../check.hh"
+#include "../../adler32.hh"
+#include "../../bundle.hh"
+
+char tmpbuf[100];
+
+void readAndWrite( EncryptionKey const & key )
+{
+  // temporary file for the bundle
+  TmpMgr tmpMgr( "/dev/shm" );
+  sptr< TemporaryFile > tempFile = tmpMgr.makeTemporaryFile();
+
+  // some chunk data
+  int     chunk_count = rand() % 30;
+  size_t  chunk_size  = 64*1024;
+  char**  chunks      = new char*[chunk_count];
+  string* chunkIds    = new string[chunk_count];
+
+  // write bundle
+  {
+    Bundle::Creator bundle;
+
+    for (int i=0;i<chunk_count;i++) {
+      chunks[i] = new char[chunk_size];
+      Random::genaratePseudo( chunks[i], chunk_size );
+
+      //TODO make it look like a real Id (or even let it match the data)
+      //TODO make sure we don't have any duplicate Ids
+      sprintf(tmpbuf, "0x%08x", rand());
+      chunkIds[i] = string(tmpbuf);
+
+      bundle.addChunk( chunkIds[i], chunks[i], chunk_size );
+    }
+
+    bundle.write( tempFile->getFileName().c_str(), key );
+  }
+
+  // read it and compare
+  {
+    Bundle::Reader bundle( tempFile->getFileName().c_str(), key );
+
+    for (int i=0;i<chunk_count;i++) {
+      string data;
+      size_t size;
+      bool ret = bundle.get( chunkIds[i], data, size );
+      CHECK( ret, "bundle.get returned false for chunk %d (%s)", i, chunkIds[i].c_str() );
+      CHECK( size == chunk_size, "wrong chunk size for chunk %d (%s)", i, chunkIds[i].c_str() );
+      CHECK( memcmp(data.c_str(), chunks[i], chunk_size) == 0, "wrong chunk data for chunk %d (%s)", i, chunkIds[i].c_str() );
+    }
+  }
+
+  // clean up
+  for (int i=0;i<chunk_count;i++)
+    delete[] chunks[i];
+  delete[] chunks;
+  //TODO does that call the destructors?
+  delete[] chunkIds;
+
+  printf(".");
+  fflush(stdout);
+}
+
+int main()
+{
+  EncryptionKeyInfo keyInfo;
+  EncryptionKey::generate( "blah", keyInfo );
+  EncryptionKey key( "blah", &keyInfo );
+  EncryptionKey noKey( std::string(), NULL );
+
+  for ( size_t iteration = 100; iteration--; )
+    readAndWrite( ( rand() & 1 ) ? key : noKey );
+
+  printf("\n");
+}