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
|
// TODO SERVER-36440: Remove this test
(function() {
"use strict";
load("jstests/libs/feature_compatibility_version.js");
// Start the node with FCV 4.0
let conn = MongoRunner.runMongod({binVersion: "latest"});
assert.commandWorked(conn.adminCommand({setFeatureCompatibilityVersion: "4.0"}));
var db = conn.getDB('test');
var t = db.text_index_limits;
t.drop();
assert.commandWorked(t.createIndex({comments: "text"}));
// 1. Test number of unique terms exceeds 400,000
let commentsWithALotOfUniqueWords = "";
// 26^4 = 456,976 > 400,000
for (let ch1 = 97; ch1 < 123; ch1++) {
for (let ch2 = 97; ch2 < 123; ch2++) {
for (let ch3 = 97; ch3 < 123; ch3++) {
for (let ch4 = 97; ch4 < 123; ch4++) {
let word = String.fromCharCode(ch1, ch2, ch3, ch4);
commentsWithALotOfUniqueWords += word + " ";
}
}
}
}
assert.commandFailedWithCode(
db.runCommand(
{insert: t.getName(), documents: [{_id: 1, comments: commentsWithALotOfUniqueWords}]}),
16732);
// 2. Test total size of index keys for unique terms exceeds 4MB
// 26^3 = 17576 < 400,000
let prefix = "a".repeat(400);
let commentsWithWordsOfLargeSize = "";
for (let ch1 = 97; ch1 < 123; ch1++) {
for (let ch2 = 97; ch2 < 123; ch2++) {
for (let ch3 = 97; ch3 < 123; ch3++) {
let word = String.fromCharCode(ch1, ch2, ch3);
commentsWithWordsOfLargeSize += prefix + word + " ";
}
}
}
assert.commandFailedWithCode(
db.runCommand(
{insert: t.getName(), documents: [{_id: 2, comments: commentsWithWordsOfLargeSize}]}),
16733);
MongoRunner.stopMongod(conn);
}());
|
