1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
|
// Tests that running mapReduce does not crash anything if the shards have scripting disabled.
(function() {
"use strict";
const shardOpts = [
{noscripting: ''},
{} // just use default params
];
const st = new ShardingTest({shards: shardOpts});
const mongos = st.s;
const testDB = mongos.getDB('test');
const coll = testDB.bar;
// Shard the collection and make sure there is a non-empty chunk on each shard.
st.shardColl(coll.getName(), {x: 1}, {x: 0}, {x: 1});
assert.commandWorked(coll.insert([{x: 1}, {x: -1}]));
const mapFn = function() {
emit(this.x, 1);
};
const reduceFn = function(key, values) {
return 1;
};
const mrCmd = {
mapreduce: 'bar',
map: mapFn,
reduce: reduceFn,
out: {inline: 1}
};
// If the command succeeds when it should have failed, having the explain plan in the log may help.
assert.commandFailedWithCode(testDB.runCommand(mrCmd), 31264, () => {
const explain = tojson(testDB.runCommand({explain: mrCmd}));
return `mapReduce command was expected to fail, but succeeded; explain plan is ${explain}`;
});
st.stop();
}());
|
