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// removetests.cpp : unit tests relating to removing documents
//
/**
* Copyright (C) 2012 10gen Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "../db/dbhelpers.h"
#include "dbtests.h"
namespace RemoveTests {
static const char * const ns = "unittests.removetests";
static DBDirectClient client;
/** Simple test for Helpers::RemoveRange. */
class RemoveRange {
public:
RemoveRange() :
_min( 4 ),
_max( 8 ) {
}
void run() {
for( int i = 0; i < 10; ++i ) {
client.insert( ns, BSON( "_id" << i ) );
}
{
// Remove _id range [_min, _max).
Lock::DBWrite lk(ns);
Client::Context ctx( ns );
Helpers::removeRange( ns, BSON( "_id" << _min ), BSON( "_id" << _max ) );
}
// Check that the expected documents remain.
ASSERT_EQUALS( expected(), docs() );
}
private:
BSONArray expected() const {
BSONArrayBuilder bab;
for( int i = 0; i < _min; ++i ) {
bab << BSON( "_id" << i );
}
for( int i = _max; i < 10; ++i ) {
bab << BSON( "_id" << i );
}
return bab.arr();
}
BSONArray docs() const {
auto_ptr<DBClientCursor> cursor =
client.query( ns, Query().hint( BSON( "_id" << 1 ) ) );
BSONArrayBuilder bab;
while( cursor->more() ) {
bab << cursor->next();
}
return bab.arr();
}
int _min;
int _max;
};
class All : public Suite {
public:
All() : Suite( "remove" ) {
}
void setupTests() {
add<RemoveRange>();
}
} myall;
} // namespace RemoveTests
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