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// @tags: [
// # Cannot implicitly shard accessed collections because group is not supported on sharded
// # collections.
// assumes_unsharded_collection,
// requires_fastcount,
//
// # reduce uses javascript
// requires_scripting,
// ]
t = db.geo_group;
t.drop();
n = 1;
var bulk = t.initializeUnorderedBulkOp();
for (var x = -100; x < 100; x += 2) {
for (var y = -100; y < 100; y += 2) {
bulk.insert({_id: n++, loc: [x, y]});
}
}
assert.writeOK(bulk.execute());
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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