// @tags: [
//   # mapReduce does not support afterClusterTime.
//   does_not_support_causal_consistency,
//   does_not_support_stepdowns,
// ]

t = db.mr_comments;
t.drop();

t.insert({foo: 1});
t.insert({foo: 1});
t.insert({foo: 2});

res = db.runCommand({
    mapreduce: "mr_comments",
    map: "// This will fail\n\n    // Emit some stuff\n    emit(this.foo, 1)\n",
    reduce: function(key, values) {
        return Array.sum(values);
    },
    out: "mr_comments_out"
});
assert.eq(3, res.counts.emit);

res = db.runCommand({
    mapreduce: "mr_comments",
    map: "// This will fail\nfunction(){\n    // Emit some stuff\n    emit(this.foo, 1)\n}\n",
    reduce: function(key, values) {
        return Array.sum(values);
    },
    out: "mr_comments_out"
});

assert.eq(3, res.counts.emit);