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// Test that projection of dotted paths which happens in the "agg" layer works correctly. See
// SERVER-26066 for details.
(function() {
const coll = db.project_dotted_paths;
coll.drop();
assert.commandWorked(coll.insert({a: [1, {b: 2}, 3, {}]}));
function checkResultsConsistent(projection, expectedResults) {
const aggResults = coll.aggregate([{$project: projection}]).toArray();
const aggNoPushdownResults =
coll.aggregate([{$_internalInhibitOptimization: {}}, {$project: projection}]).toArray();
const findResults = coll.find({}, projection).toArray();
assert.eq(aggResults, expectedResults);
assert.eq(aggNoPushdownResults, expectedResults);
assert.eq(findResults, expectedResults);
}
checkResultsConsistent({"a": {$literal: "newValue"}, _id: 0}, [{a: "newValue"}]);
checkResultsConsistent({"a.b": {$literal: "newValue"}, _id: 0},
[{a: [{b: "newValue"}, {b: "newValue"}, {b: "newValue"}, {b: "newValue"}]}]);
checkResultsConsistent({"a.b.c": {$literal: "newValue"}, _id: 0}, [
{a: [{b: {c: "newValue"}}, {b: {c: "newValue"}}, {b: {c: "newValue"}}, {b: {c: "newValue"}}]}
]);
})();
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