// SERVER-75670 Incorrect projection pushdown caused by dependency analysis for multiple $project
// stages on the same dotted path.
import {resultsEq} from "jstests/aggregation/extras/utils.js";

const collName = jsTestName();
const coll = db.getCollection(collName);
coll.drop();

assert.commandWorked(
    coll.insert([
        {_id: 1, obj: {str: "abc"}},
        {_id: 2, obj: {}},
        {_id: 3, str: "abc"},
    ]),
);

assert(
    resultsEq(
        [{_id: 1, obj: {}}, {_id: 2, obj: {}}, {_id: 3}],
        coll.aggregate([{$project: {"obj.str": 0}}, {$project: {"obj.str": 1}}]).toArray(),
    ),
);