jstests/core/validate_pseudocommand_ns.js


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// Test that we validate nToReturn when upconverting pseudoCommands.
(function() {
    "use strict";
    if (!db.getMongo().useReadCommands()) {
        var inprog = db.$cmd.sys.inprog;
        // nToReturn must be 1 or -1.
        assert.doesNotThrow(function() { inprog.find().limit(-1).next(); });
        assert.doesNotThrow(function() { inprog.find().limit(1).next(); });
        assert.throws(function() { inprog.find().limit(0).next(); });
        assert.throws(function() { inprog.find().limit(-2).next(); });
        assert.throws(function() { inprog.find().limit(99).next(); });
    }
})();