mongo/jstests/core/query/update/update_arraymatch3.js

// @tags: [requires_multi_updates, requires_non_retryable_writes]

const t = db[jsTestName()];
t.drop();

let o = {
    _id: 1,
    title: "ABC",
    comments: [
        {"by": "joe", "votes": 3},
        {"by": "jane", "votes": 7},
    ],
};

assert.commandWorked(t.save(o));
assert.eq(o, t.findOne(), "A1");

assert.commandWorked(t.update({"comments.by": "joe"}, {$inc: {"comments.$.votes": 1}}, false, true));
o.comments[0].votes++;
assert.eq(o, t.findOne(), "A2");