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// Test to check whether the number of intervals in a geoNear query equals
// the number of inputStages it completes
var t = db.jstests_geo_s2explain;
t.drop();
var point1 = {loc: {type: "Point", coordinates: [10, 10]}};
var point2 = {loc: {type: "Point", coordinates: [10.001, 10]}};
assert.writeOK(t.insert([point1, point2]));
assert.commandWorked(t.ensureIndex({loc: "2dsphere"}));
var explain = t.find({loc: {$nearSphere: {type: "Point", coordinates: [10, 10]}}})
.limit(1)
.explain("executionStats");
var inputStage = explain.executionStats.executionStages.inputStage;
assert.eq(1, inputStage.searchIntervals.length);
// Populates the collection with a few hundred points at varying distances
var points = [];
for (var i = 10; i < 70; i += 0.1) {
points.push({loc: {type: "Point", coordinates: [i, i]}});
}
assert.writeOK(t.insert(points));
explain = t.find({loc: {$nearSphere: {type: "Point", coordinates: [10, 10]}}})
.limit(10)
.explain("executionStats");
inputStage = explain.executionStats.executionStages.inputStage;
assert.eq(inputStage.inputStages.length, inputStage.searchIntervals.length);
explain = t.find({loc: {$nearSphere: {type: "Point", coordinates: [10, 10]}}})
.limit(50)
.explain("executionStats");
inputStage = explain.executionStats.executionStages.inputStage;
assert.eq(inputStage.inputStages.length, inputStage.searchIntervals.length);
explain = t.find({loc: {$nearSphere: {type: "Point", coordinates: [10, 10]}}})
.limit(200)
.explain("executionStats");
inputStage = explain.executionStats.executionStages.inputStage;
assert.eq(inputStage.inputStages.length, inputStage.searchIntervals.length);
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