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
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
|
/**
* Test that $setWindowFields is not supported with readConcern snapshot and in transactions.
*/
(function() {
"use strict";
const rst = new ReplSetTest({nodes: 2});
rst.startSet();
rst.initiate();
const rstPrimary = rst.getPrimary();
const testDB = rstPrimary.getDB(jsTestName() + "_db");
const coll = testDB[jsTestName() + "_coll"];
coll.drop();
assert.commandWorked(coll.insert({_id: 0, val: 0, partition: 1}));
const rsStatus = rst.status();
const lastClusterTime = rsStatus.optimes.lastCommittedOpTime.ts;
let pipeline = [
{
$setWindowFields: {
partitionBy: "$partition",
sortBy: {partition: 1},
output: {sum: {$sum: "$val", window: {documents: [-21, 21]}}}
}
},
];
let aggregationCommand = {
aggregate: coll.getName(),
pipeline: pipeline,
allowDiskUse: true,
readConcern: {level: "snapshot", atClusterTime: lastClusterTime},
cursor: {}
};
// Run outside of a transaction. Fail because read concern snapshot is specified.
assert.commandFailedWithCode(testDB.runCommand(aggregationCommand), ErrorCodes.InvalidOptions);
// Make sure that a $setWindowFields in a subpipeline with readConcern snapshot fails.
const lookupPipeline = [{$lookup: {from: coll.getName(), pipeline: pipeline, as: "newField"}}];
aggregationCommand = {
aggregate: coll.getName(),
pipeline: lookupPipeline,
allowDiskUse: true,
readConcern: {level: "snapshot", atClusterTime: lastClusterTime},
cursor: {}
};
assert.commandFailedWithCode(testDB.runCommand(aggregationCommand), ErrorCodes.InvalidOptions);
// Repeat in a transaction.
let session = rstPrimary.startSession();
session.startTransaction({readConcern: {level: "snapshot"}});
const sessionDB = session.getDatabase(testDB.getName());
const sessionColl = sessionDB.getCollection(coll.getName());
aggregationCommand = {
aggregate: coll.getName(),
pipeline: pipeline,
allowDiskUse: true,
cursor: {},
};
assert.commandFailedWithCode(sessionColl.runCommand(aggregationCommand),
ErrorCodes.OperationNotSupportedInTransaction);
// Transaction state is now unusual, abort it and start a new one.
session.abortTransaction();
session.startTransaction({readConcern: {level: "snapshot"}});
// Repeat the subpipeline test in a transaction.
aggregationCommand = {
aggregate: coll.getName(),
pipeline: lookupPipeline,
allowDiskUse: true,
cursor: {}
};
assert.commandFailedWithCode(sessionColl.runCommand(aggregationCommand),
ErrorCodes.OperationNotSupportedInTransaction);
rst.stopSet();
})();
|
