/
cursortests.cpp
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/
cursortests.cpp
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// cusrortests.cpp // cursor related unit tests
//
/**
* Copyright (C) 2009 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 "pch.h"
#include "../db/db.h"
#include "../db/clientcursor.h"
#include "../db/instance.h"
#include "../db/btree.h"
#include "dbtests.h"
namespace CursorTests {
namespace BtreeCursorTests {
// The ranges expressed in these tests are impossible given our query
// syntax, so going to do them a hacky way.
class Base {
protected:
FieldRangeVector *vec( int *vals, int len, int direction = 1 ) {
FieldRangeSet s( "", BSON( "a" << 1 ) );
for( int i = 0; i < len; i += 2 ) {
_objs.push_back( BSON( "a" << BSON( "$gte" << vals[ i ] << "$lte" << vals[ i + 1 ] ) ) );
FieldRangeSet s2( "", _objs.back() );
if ( i == 0 ) {
s.range( "a" ) = s2.range( "a" );
}
else {
s.range( "a" ) |= s2.range( "a" );
}
}
return new FieldRangeVector( s, BSON( "a" << 1 ), direction );
}
private:
vector< BSONObj > _objs;
};
class MultiRange : public Base {
public:
void run() {
dblock lk;
const char *ns = "unittests.cursortests.BtreeCursorTests.MultiRange";
{
DBDirectClient c;
for( int i = 0; i < 10; ++i )
c.insert( ns, BSON( "a" << i ) );
ASSERT( c.ensureIndex( ns, BSON( "a" << 1 ) ) );
}
int v[] = { 1, 2, 4, 6 };
boost::shared_ptr< FieldRangeVector > frv( vec( v, 4 ) );
Client::Context ctx( ns );
BtreeCursor c( nsdetails( ns ), 1, nsdetails( ns )->idx(1), frv, 1 );
ASSERT_EQUALS( "BtreeCursor a_1 multi", c.toString() );
double expected[] = { 1, 2, 4, 5, 6 };
for( int i = 0; i < 5; ++i ) {
ASSERT( c.ok() );
ASSERT_EQUALS( expected[ i ], c.currKey().firstElement().number() );
c.advance();
}
ASSERT( !c.ok() );
}
};
class MultiRangeGap : public Base {
public:
void run() {
dblock lk;
const char *ns = "unittests.cursortests.BtreeCursorTests.MultiRangeGap";
{
DBDirectClient c;
for( int i = 0; i < 10; ++i )
c.insert( ns, BSON( "a" << i ) );
for( int i = 100; i < 110; ++i )
c.insert( ns, BSON( "a" << i ) );
ASSERT( c.ensureIndex( ns, BSON( "a" << 1 ) ) );
}
int v[] = { -50, 2, 40, 60, 109, 200 };
boost::shared_ptr< FieldRangeVector > frv( vec( v, 6 ) );
Client::Context ctx( ns );
BtreeCursor c( nsdetails( ns ), 1, nsdetails( ns )->idx(1), frv, 1 );
ASSERT_EQUALS( "BtreeCursor a_1 multi", c.toString() );
double expected[] = { 0, 1, 2, 109 };
for( int i = 0; i < 4; ++i ) {
ASSERT( c.ok() );
ASSERT_EQUALS( expected[ i ], c.currKey().firstElement().number() );
c.advance();
}
ASSERT( !c.ok() );
}
};
class MultiRangeReverse : public Base {
public:
void run() {
dblock lk;
const char *ns = "unittests.cursortests.BtreeCursorTests.MultiRangeReverse";
{
DBDirectClient c;
for( int i = 0; i < 10; ++i )
c.insert( ns, BSON( "a" << i ) );
ASSERT( c.ensureIndex( ns, BSON( "a" << 1 ) ) );
}
int v[] = { 1, 2, 4, 6 };
boost::shared_ptr< FieldRangeVector > frv( vec( v, 4, -1 ) );
Client::Context ctx( ns );
BtreeCursor c( nsdetails( ns ), 1, nsdetails( ns )->idx(1), frv, -1 );
ASSERT_EQUALS( "BtreeCursor a_1 reverse multi", c.toString() );
double expected[] = { 6, 5, 4, 2, 1 };
for( int i = 0; i < 5; ++i ) {
ASSERT( c.ok() );
ASSERT_EQUALS( expected[ i ], c.currKey().firstElement().number() );
c.advance();
}
ASSERT( !c.ok() );
}
};
class Base2 {
public:
virtual ~Base2() { _c.dropCollection( ns() ); }
protected:
static const char *ns() { return "unittests.cursortests.Base2"; }
DBDirectClient _c;
virtual BSONObj idx() const = 0;
virtual int direction() const { return 1; }
void insert( const BSONObj &o ) {
_objs.push_back( o );
_c.insert( ns(), o );
}
void check( const BSONObj &spec ) {
_c.ensureIndex( ns(), idx() );
Client::Context ctx( ns() );
FieldRangeSet frs( ns(), spec );
boost::shared_ptr< FieldRangeVector > frv( new FieldRangeVector( frs, idx(), direction() ) );
BtreeCursor c( nsdetails( ns() ), 1, nsdetails( ns() )->idx( 1 ), frv, direction() );
Matcher m( spec );
int count = 0;
while( c.ok() ) {
ASSERT( m.matches( c.current() ) );
c.advance();
++count;
}
int expectedCount = 0;
for( vector< BSONObj >::const_iterator i = _objs.begin(); i != _objs.end(); ++i ) {
if ( m.matches( *i ) ) {
++expectedCount;
}
}
ASSERT_EQUALS( expectedCount, count );
}
private:
dblock _lk;
vector< BSONObj > _objs;
};
class EqEq : public Base2 {
public:
void run() {
insert( BSON( "a" << 4 << "b" << 5 ) );
insert( BSON( "a" << 4 << "b" << 5 ) );
insert( BSON( "a" << 4 << "b" << 4 ) );
insert( BSON( "a" << 5 << "b" << 4 ) );
check( BSON( "a" << 4 << "b" << 5 ) );
}
virtual BSONObj idx() const { return BSON( "a" << 1 << "b" << 1 ); }
};
class EqRange : public Base2 {
public:
void run() {
insert( BSON( "a" << 3 << "b" << 5 ) );
insert( BSON( "a" << 4 << "b" << 0 ) );
insert( BSON( "a" << 4 << "b" << 5 ) );
insert( BSON( "a" << 4 << "b" << 6 ) );
insert( BSON( "a" << 4 << "b" << 6 ) );
insert( BSON( "a" << 4 << "b" << 10 ) );
insert( BSON( "a" << 4 << "b" << 11 ) );
insert( BSON( "a" << 5 << "b" << 5 ) );
check( BSON( "a" << 4 << "b" << BSON( "$gte" << 1 << "$lte" << 10 ) ) );
}
virtual BSONObj idx() const { return BSON( "a" << 1 << "b" << 1 ); }
};
class EqIn : public Base2 {
public:
void run() {
insert( BSON( "a" << 3 << "b" << 5 ) );
insert( BSON( "a" << 4 << "b" << 0 ) );
insert( BSON( "a" << 4 << "b" << 5 ) );
insert( BSON( "a" << 4 << "b" << 6 ) );
insert( BSON( "a" << 4 << "b" << 6 ) );
insert( BSON( "a" << 4 << "b" << 10 ) );
insert( BSON( "a" << 4 << "b" << 11 ) );
insert( BSON( "a" << 5 << "b" << 5 ) );
check( BSON( "a" << 4 << "b" << BSON( "$in" << BSON_ARRAY( 5 << 6 << 11 ) ) ) );
}
virtual BSONObj idx() const { return BSON( "a" << 1 << "b" << 1 ); }
};
class RangeEq : public Base2 {
public:
void run() {
insert( BSON( "a" << 0 << "b" << 4 ) );
insert( BSON( "a" << 1 << "b" << 4 ) );
insert( BSON( "a" << 4 << "b" << 3 ) );
insert( BSON( "a" << 5 << "b" << 4 ) );
insert( BSON( "a" << 7 << "b" << 4 ) );
insert( BSON( "a" << 4 << "b" << 4 ) );
insert( BSON( "a" << 9 << "b" << 6 ) );
insert( BSON( "a" << 11 << "b" << 1 ) );
insert( BSON( "a" << 11 << "b" << 4 ) );
check( BSON( "a" << BSON( "$gte" << 1 << "$lte" << 10 ) << "b" << 4 ) );
}
virtual BSONObj idx() const { return BSON( "a" << 1 << "b" << 1 ); }
};
class RangeIn : public Base2 {
public:
void run() {
insert( BSON( "a" << 0 << "b" << 4 ) );
insert( BSON( "a" << 1 << "b" << 5 ) );
insert( BSON( "a" << 4 << "b" << 3 ) );
insert( BSON( "a" << 5 << "b" << 4 ) );
insert( BSON( "a" << 7 << "b" << 5 ) );
insert( BSON( "a" << 4 << "b" << 4 ) );
insert( BSON( "a" << 9 << "b" << 6 ) );
insert( BSON( "a" << 11 << "b" << 1 ) );
insert( BSON( "a" << 11 << "b" << 4 ) );
check( BSON( "a" << BSON( "$gte" << 1 << "$lte" << 10 ) << "b" << BSON( "$in" << BSON_ARRAY( 4 << 6 ) ) ) );
}
virtual BSONObj idx() const { return BSON( "a" << 1 << "b" << 1 ); }
};
} // namespace BtreeCursorTests
class All : public Suite {
public:
All() : Suite( "cursor" ) {}
void setupTests() {
add< BtreeCursorTests::MultiRange >();
add< BtreeCursorTests::MultiRangeGap >();
add< BtreeCursorTests::MultiRangeReverse >();
add< BtreeCursorTests::EqEq >();
add< BtreeCursorTests::EqRange >();
add< BtreeCursorTests::EqIn >();
add< BtreeCursorTests::RangeEq >();
add< BtreeCursorTests::RangeIn >();
}
} myall;
} // namespace CursorTests