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
|
(function() {
"use strict";
const dbname = 'views_invalid';
let invalidDB = db.getSiblingDB(dbname);
invalidDB.system.views.drop();
assert.commandWorked(invalidDB.createCollection("system.views"));
// Create a database with one valid and one invalid view through direct system.views writes.
assert.commandWorked(invalidDB.coll.insert({x: 1}));
assert.commandWorked(invalidDB.adminCommand({
applyOps: [{
op: "i",
ns: dbname + ".system.views",
o: {_id: dbname + '.view', viewOn: 'coll', pipeline: []}
}]
}));
assert.eq(invalidDB.view.findOne({}, {_id: 0}),
{x: 1},
'find on view created with direct write to views catalog should work');
assert.commandWorked(invalidDB.adminCommand(
{applyOps: [{op: "i", ns: dbname + ".system.views", o: {_id: "invalid", pipeline: 3.0}}]}));
// Check that view-related commands fail with an invalid view catalog, but other commands on
// existing collections still succeed.
assert.commandFailedWithCode(invalidDB.runCommand({find: 'view'}),
ErrorCodes.InvalidViewDefinition,
'find on existing view in DB with invalid system.views should fail');
assert.eq(invalidDB.coll.findOne({}, {_id: 0}),
{x: 1},
'find on existing collection in DB with invalid views catalog should work');
assert.commandWorked(invalidDB.coll.insert({x: 2}),
'insert in existing collection in DB with invalid views catalog should work');
assert.writeError(invalidDB.x.insert({x: 2}),
'insert into new collection in DB with invalid views catalog should fail');
assert.commandWorked(
invalidDB.runCommand({drop: 'coll'}),
'dropping an existing collection in DB with invalid views catalog should work');
assert.commandFailedWithCode(
invalidDB.runCommand({drop: 'view'}),
ErrorCodes.InvalidViewDefinition,
'dropping an existing view in DB with invalid views catalog should fail');
assert.commandFailedWithCode(invalidDB.createCollection('x'),
ErrorCodes.InvalidViewDefinition,
'creating a collection in DB with invalid views catalog should fail');
assert.commandFailedWithCode(
invalidDB.runCommand({find: 'x'}),
ErrorCodes.InvalidViewDefinition,
'find on non-existent collection in DB with invalid system.views should fail');
// Now fix the database by removing the invalid system.views entry, and check all is OK.
assert.commandWorked(
invalidDB.adminCommand(
{applyOps: [{op: "d", ns: dbname + ".system.views", o: {_id: "invalid"}}]}),
"should be able to remove invalid view with direct write to view catalog");
assert.commandWorked(
invalidDB.coll.insert({x: 1}),
'after remove invalid view from catalog, should be able to create new collection');
assert.eq(invalidDB.view.findOne({}, {_id: 0}),
{x: 1},
'find on view should work again after removing invalid view from catalog');
})();
|
