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t = db.geo_group;
t.drop();
n = 1;
for ( var x=-100; x<100; x+=2 ){
for ( var y=-100; y<100; y+=2 ){
t.insert( { _id : n++ , loc : [ x , y ] } )
}
}
t.ensureIndex( { loc : "2d" } );
// Test basic count with $near
assert.eq(t.find().count(), 10000);
assert.eq(t.find( { loc : { $within : {$center : [[56,8], 10]}}}).count(), 81);
assert.eq(t.find( { loc : { $near : [56, 8, 10] } } ).count(), 81);
// Test basic group that effectively does a count
assert.eq(
t.group( {
reduce : function (obj, prev) { prev.sums = { count : prev.sums.count + 1} },
initial : { sums:{count:0} } }
),
[ { "sums" : { "count" : 10000 } } ]
);
// Test basic group + $near that does a count
assert.eq(
t.group( {
reduce : function (obj, prev) { prev.sums = { count : prev.sums.count + 1} },
initial : { sums:{count:0} },
cond : { loc : { $near : [56, 8, 10] } } }
),
[ { "sums" : { "count" : 81 } } ]
);
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