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
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
|
// stats will return ok:1 for non-existant colls
/**
* Tests for the db collection
*
* @tags: [
* requires_fastcount,
* requires_collstats,
* requires_capped,
* ]
*/
/*
* test drop
*/
db.getCollection("test_db").drop();
assert.eq(0, db.getCollection("test_db").find().length(), "1");
db.getCollection("test_db").save({a: 1});
assert.eq(1, db.getCollection("test_db").find().length(), "2");
db.getCollection("test_db").drop();
assert.eq(0, db.getCollection("test_db").find().length(), "3");
/*
* test count
*/
assert.eq(0, db.getCollection("test_db").count(), "4");
db.getCollection("test_db").save({a: 1});
assert.eq(1, db.getCollection("test_db").count(), "5");
for (i = 0; i < 100; i++) {
db.getCollection("test_db").save({a: 1});
}
assert.eq(101, db.getCollection("test_db").count(), "6");
db.getCollection("test_db").drop();
assert.eq(0, db.getCollection("test_db").count(), "7");
/*
* test validate
*/
db.getCollection("test_db").drop();
assert.eq(0, db.getCollection("test_db").count(), "8");
for (i = 0; i < 100; i++) {
db.getCollection("test_db").save({a: 1});
}
(function() {
var validateResult = assert.commandWorked(db.getCollection("test_db").validate());
// Extract validation results from mongos output if running in a sharded context.
var isShardedNS = validateResult.hasOwnProperty('raw');
if (isShardedNS) {
// Sample mongos format:
// {
// raw: {
// "localhost:30000": {
// "ns" : "test.test_db",
// ...
// "valid": true,
// ...
// "ok": 1
// }
// },
// "valid": true,
// ...
// "ok": 1
// }
var numFields = 0;
var result = null;
for (var field in validateResult.raw) {
result = validateResult.raw[field];
numFields++;
}
assert.eq(1, numFields);
assert.neq(null, result);
validateResult = result;
}
assert.eq('test.test_db',
validateResult.ns,
'incorrect namespace in db.collection.validate() result: ' + tojson(validateResult));
assert(validateResult.valid, 'collection validation failed');
assert.eq(100, validateResult.nrecords, "11");
}());
/*
* test deleteIndex, deleteIndexes
*/
db.getCollection("test_db").drop();
assert.eq(0, db.getCollection("test_db").count(), "12");
db.getCollection("test_db").dropIndexes();
assert.eq(0, db.getCollection("test_db").getIndexes().length, "13");
db.getCollection("test_db").save({a: 10});
assert.eq(1, db.getCollection("test_db").getIndexes().length, "14");
db.getCollection("test_db").ensureIndex({a: 1});
db.getCollection("test_db").save({a: 10});
print(tojson(db.getCollection("test_db").getIndexes()));
assert.eq(2, db.getCollection("test_db").getIndexes().length, "15");
db.getCollection("test_db").dropIndex({a: 1});
assert.eq(1, db.getCollection("test_db").getIndexes().length, "16");
db.getCollection("test_db").save({a: 10});
db.getCollection("test_db").ensureIndex({a: 1});
db.getCollection("test_db").save({a: 10});
assert.eq(2, db.getCollection("test_db").getIndexes().length, "17");
db.getCollection("test_db").dropIndex("a_1");
assert.eq(1, db.getCollection("test_db").getIndexes().length, "18");
db.getCollection("test_db").save({a: 10, b: 11});
db.getCollection("test_db").ensureIndex({a: 1});
db.getCollection("test_db").ensureIndex({b: 1});
db.getCollection("test_db").save({a: 10, b: 12});
assert.eq(3, db.getCollection("test_db").getIndexes().length, "19");
db.getCollection("test_db").dropIndex({b: 1});
assert.eq(2, db.getCollection("test_db").getIndexes().length, "20");
db.getCollection("test_db").dropIndex({a: 1});
assert.eq(1, db.getCollection("test_db").getIndexes().length, "21");
db.getCollection("test_db").save({a: 10, b: 11});
db.getCollection("test_db").ensureIndex({a: 1});
db.getCollection("test_db").ensureIndex({b: 1});
db.getCollection("test_db").save({a: 10, b: 12});
assert.eq(3, db.getCollection("test_db").getIndexes().length, "22");
db.getCollection("test_db").dropIndexes();
assert.eq(1, db.getCollection("test_db").getIndexes().length, "23");
db.getCollection("test_db").find();
db.getCollection("test_db").drop();
assert.eq(0, db.getCollection("test_db").getIndexes().length, "24");
/*
* stats()
*/
(function() {
var t = db.apttest_dbcollection;
// Non-existent collection.
t.drop();
var noCollStats = assert.commandWorked(
t.stats(), 'db.collection.stats() should work on non-existent collection');
assert.eq(0, noCollStats.size, "All properties should be 0 on nonexistant collections");
assert.eq(0, noCollStats.count, "All properties should be 0 on nonexistant collections");
assert.eq(0, noCollStats.storageSize, "All properties should be 0 on nonexistant collections");
assert.eq(0, noCollStats.nindexes, "All properties should be 0 on nonexistant collections");
assert.eq(
0, noCollStats.totalIndexSize, "All properties should be 0 on nonexistant collections");
// scale - passed to stats() as sole numerical argument or part of an options object.
t.drop();
assert.commandWorked(db.createCollection(t.getName(), {capped: true, size: 10 * 1024 * 1024}));
var collectionStats = assert.commandWorked(t.stats(1024 * 1024));
assert.eq(10,
collectionStats.maxSize,
'db.collection.stats(scale) - capped collection size scaled incorrectly: ' +
tojson(collectionStats));
var collectionStats = assert.commandWorked(t.stats({scale: 1024 * 1024}));
assert.eq(10,
collectionStats.maxSize,
'db.collection.stats({scale: N}) - capped collection size scaled incorrectly: ' +
tojson(collectionStats));
// indexDetails - If true, includes 'indexDetails' field in results. Default: false.
t.drop();
t.save({a: 1});
t.ensureIndex({a: 1});
collectionStats = assert.commandWorked(t.stats());
assert(!collectionStats.hasOwnProperty('indexDetails'),
'unexpected indexDetails found in db.collection.stats() result: ' +
tojson(collectionStats));
collectionStats = assert.commandWorked(t.stats({indexDetails: false}));
assert(!collectionStats.hasOwnProperty('indexDetails'),
'unexpected indexDetails found in db.collection.stats({indexDetails: true}) result: ' +
tojson(collectionStats));
collectionStats = assert.commandWorked(t.stats({indexDetails: true}));
assert(collectionStats.hasOwnProperty('indexDetails'),
'indexDetails missing from db.collection.stats({indexDetails: true}) result: ' +
tojson(collectionStats));
// Returns index name.
function getIndexName(indexKey) {
var indexes = t.getIndexes().filter(function(doc) {
return friendlyEqual(doc.key, indexKey);
});
assert.eq(
1,
indexes.length,
tojson(indexKey) + ' not found in getIndexes() result: ' + tojson(t.getIndexes()));
return indexes[0].name;
}
function checkIndexDetails(options, indexName) {
var collectionStats = assert.commandWorked(t.stats(options));
assert(collectionStats.hasOwnProperty('indexDetails'),
'indexDetails missing from ' +
'db.collection.stats(' + tojson(options) + ') result: ' +
tojson(collectionStats));
// Currently, indexDetails is only supported with WiredTiger.
var storageEngine = jsTest.options().storageEngine;
if (storageEngine && storageEngine !== 'wiredTiger') {
return;
}
assert.eq(1,
Object.keys(collectionStats.indexDetails).length,
'indexDetails must have exactly one entry');
assert(collectionStats.indexDetails[indexName],
indexName + ' missing from indexDetails: ' + tojson(collectionStats.indexDetails));
assert.neq(0,
Object.keys(collectionStats.indexDetails[indexName]).length,
indexName + ' exists in indexDetails but contains no information: ' +
tojson(collectionStats));
}
// indexDetailsKey - show indexDetails results for this index key only.
var indexKey = {a: 1};
var indexName = getIndexName(indexKey);
checkIndexDetails({indexDetails: true, indexDetailsKey: indexKey}, indexName);
// indexDetailsName - show indexDetails results for this index name only.
checkIndexDetails({indexDetails: true, indexDetailsName: indexName}, indexName);
// Cannot specify both indexDetailsKey and indexDetailsName.
var error = assert.throws(function() {
t.stats({indexDetails: true, indexDetailsKey: indexKey, indexDetailsName: indexName});
}, [], 'indexDetailsKey and indexDetailsName cannot be used at the same time');
assert.eq(Error,
error.constructor,
'db.collection.stats() failed when both indexDetailsKey and indexDetailsName ' +
'are used but with incorrect error type');
t.drop();
}());
/*
* test db.collection.totalSize()
*/
(function() {
'use strict';
var t = db.apitest_dbcollection;
t.drop();
var emptyStats = assert.commandWorked(t.stats());
assert.eq(emptyStats.storageSize, 0);
assert.eq(emptyStats.totalIndexSize, 0);
assert.eq(
0, t.storageSize(), 'db.collection.storageSize() on empty collection should return 0');
assert.eq(0,
t.totalIndexSize(),
'db.collection.totalIndexSize() on empty collection should return 0');
assert.eq(0, t.totalSize(), 'db.collection.totalSize() on empty collection should return 0');
t.save({a: 1});
var stats = assert.commandWorked(t.stats());
assert.neq(undefined,
t.storageSize(),
'db.collection.storageSize() cannot be undefined on a non-empty collection');
assert.neq(undefined,
t.totalIndexSize(),
'db.collection.totalIndexSize() cannot be undefined on a non-empty collection');
t.drop();
}());
|
