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/*
* test-blob.cc
*
* Copyright (C) 2015 Tim Marston <tim@ed.am>
*
* This file is part of sqlite3cc (hereafter referred to as "this program").
* See http://ed.am/dev/sqlite3cc for more information.
*
* This program is free software: you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* 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 Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <sqlite3cc.h>
#include <boost/filesystem.hpp>
#define DBFILE "blob.db"
int main()
{
// delete any existing test database
if( boost::filesystem::exists( DBFILE ) )
boost::filesystem::remove( DBFILE );
// open database
sqlite::connection conn( DBFILE );
std::cout << "SQLite threading mode: " << sqlite::threadsafe() << "\n";
// set up database
sqlite::command c1( conn,
"CREATE TABLE test ( "
"name TEXT PRIMARY KEY, "
"data BLOB NOT NULL "
")" );
c1.exec();
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
// insert data in to blob
char data[] = {
'h', 'e', 'l', 'l', 'o', 0,
't', 'h', 'e', 'r', 'e'
};
std::string str( data, sizeof( data ) );
size_t length = str.length();
std::cout << "data size: " << length << " chars\n";
sqlite::command( conn, "INSERT INTO test VALUES( ?, ? )" )
<< "test" << sqlite::blob( str ) << sqlite::exec;
// check that it is stored in its entirety
sqlite::query q1( conn, "SELECT length( data ) FROM test" );
assert( q1.step().column< int >( 0 ) == length );
// retrieve data from blob
sqlite::query q2( conn, "SELECT data FROM test" );
std::string str2 = q2.step().column< std::string >( 0 );
assert( str2 == str );
return 0;
}
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