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/**
* Tests that extra-large BSON objects (>16MB) can be materialized for the '$match' stage in the
* middle of the query plan without throwing 'BSONObjectTooLarge' exception.
*/
(function() {
"use strict";
load("jstests/libs/analyze_plan.js"); // For 'getAggPlanStage()'.
const testDB = db.getSiblingDB("jsTestName");
assert.commandWorked(testDB.dropDatabase());
const coll = testDB.coll;
const largeString = 'x'.repeat(10 * 1024 * 1024);
assert.commandWorked(coll.insert({a: 1, b: largeString}));
// Use '$addFields' to create extra-large documents in the middle of the pipeline followed by
// '$match'. Use '$_internalInhibitOptimization' to ensure '$match' is not removed by the optimizer.
const pipeline = [
{$_internalInhibitOptimization: {}},
{$addFields: {c: {$concat: ["$b", "-"]}}},
{$match: {c: {$exists: true}}},
{$project: {a: 1}}
];
assert.doesNotThrow(() => coll.aggregate(pipeline).toArray());
})();
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