47 lines
1.5 KiB
JavaScript
47 lines
1.5 KiB
JavaScript
|
|
t = db.geo_circle1;
|
|
t.drop();
|
|
|
|
searches = [
|
|
[ [ 5 , 5 ] , 3 ] ,
|
|
[ [ 5 , 5 ] , 1 ] ,
|
|
[ [ 5 , 5 ] , 5 ] ,
|
|
[ [ 0 , 5 ] , 5 ] ,
|
|
];
|
|
correct = searches.map( function(z){ return []; } );
|
|
|
|
num = 0;
|
|
|
|
for ( x=0; x<=20; x++ ){
|
|
for ( y=0; y<=20; y++ ){
|
|
o = { _id : num++ , loc : [ x , y ] }
|
|
t.save( o )
|
|
for ( i=0; i<searches.length; i++ )
|
|
if ( Geo.distance( [ x , y ] , searches[i][0] ) <= searches[i][1] )
|
|
correct[i].push( o );
|
|
}
|
|
}
|
|
|
|
t.ensureIndex( { loc : "2d" } );
|
|
|
|
for ( i=0; i<searches.length; i++ ){
|
|
//print( tojson( searches[i] ) + "\t" + correct[i].length )
|
|
q = { loc : { $within : { $center : searches[i] } } }
|
|
|
|
//correct[i].forEach( printjson )
|
|
//printjson( q );
|
|
//t.find( q ).forEach( printjson )
|
|
|
|
//printjson( Array.sort( correct[i].map( function(z){ return z._id; } ) ) )
|
|
//printjson( Array.sort( t.find(q).map( function(z){ return z._id; } ) ) )
|
|
|
|
assert.eq( correct[i].length , t.find( q ).itcount() , "itcount : " + tojson( searches[i] ) );
|
|
assert.eq( correct[i].length , t.find( q ).count() , "count : " + tojson( searches[i] ) );
|
|
var explain = t.find( q ).explain("executionStats");
|
|
print( 'explain for ' + tojson( q , '' , true ) + ' = ' + tojson( explain ) );
|
|
// The index should be at least minimally effective in preventing the full collection
|
|
// scan.
|
|
assert.gt( t.find().count(), explain.executionStats.totalKeysExamined,
|
|
"nscanned : " + tojson( searches[i] ) );
|
|
}
|