Files
mongo/jstests/core/api/apitest_dbcollection.js
2023-01-09 22:32:29 +00:00

300 lines
9.2 KiB
JavaScript

// stats will return ok:1 for non-existant colls
/**
* Tests for the db collection
*
* @tags: [
* requires_capped,
* requires_collstats,
* requires_fastcount,
* # In-memory data structures are not causally consistent.
* does_not_support_causal_consistency,
* ]
*/
(function() {
'use strict';
const testDb = db.getSiblingDB("test");
const coll = testDb.getCollection("test_db");
/*
* test drop
*/
coll.drop();
assert.eq(0, coll.find().length(), "1");
coll.save({a: 1});
assert.eq(1, coll.find().length(), "2");
coll.drop();
assert.eq(0, coll.find().length(), "3");
/*
* test count
*/
assert.eq(0, coll.count(), "4");
coll.save({a: 1});
assert.eq(1, coll.count(), "5");
for (var i = 0; i < 100; i++) {
coll.save({a: 1});
}
assert.eq(101, coll.count(), "6");
coll.drop();
assert.eq(0, coll.count(), "7");
/*
* test validate
*/
coll.drop();
assert.eq(0, coll.count(), "8");
for (var i = 0; i < 100; i++) {
coll.save({a: 1});
}
(function() {
var validateResult = assert.commandWorked(coll.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 testDb.collection.validate() result: ' + tojson(validateResult));
assert(validateResult.valid, 'collection validation failed');
assert.eq(100, validateResult.nrecords, "11");
}());
/*
* test deleteIndex, deleteIndexes
*/
coll.drop();
assert.eq(0, coll.count(), "12");
coll.dropIndexes();
assert.eq(0, coll.getIndexes().length, "13");
coll.save({a: 10});
assert.eq(1, coll.getIndexes().length, "14");
coll.createIndex({a: 1});
coll.save({a: 10});
print(tojson(coll.getIndexes()));
assert.eq(2, coll.getIndexes().length, "15");
coll.dropIndex({a: 1});
assert.eq(1, coll.getIndexes().length, "16");
coll.save({a: 10});
coll.createIndex({a: 1});
coll.save({a: 10});
assert.eq(2, coll.getIndexes().length, "17");
coll.dropIndex("a_1");
assert.eq(1, coll.getIndexes().length, "18");
coll.save({a: 10, b: 11});
coll.createIndex({a: 1});
coll.createIndex({b: 1});
coll.save({a: 10, b: 12});
assert.eq(3, coll.getIndexes().length, "19");
coll.dropIndex({b: 1});
assert.eq(2, coll.getIndexes().length, "20");
coll.dropIndex({a: 1});
assert.eq(1, coll.getIndexes().length, "21");
coll.save({a: 10, b: 11});
coll.createIndex({a: 1});
coll.createIndex({b: 1});
coll.save({a: 10, b: 12});
assert.eq(3, coll.getIndexes().length, "22");
coll.dropIndexes();
assert.eq(1, coll.getIndexes().length, "23");
coll.find();
coll.drop();
assert.eq(0, coll.getIndexes().length, "24");
/*
* stats()
*/
(function() {
var t = testDb.apttest_dbcollection;
// Non-existent collection.
t.drop();
var noCollStats = assert.commandWorked(
t.stats(), 'testDb.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");
assert.eq(0, noCollStats.totalSize, "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(testDb.createCollection(t.getName(), {capped: true, size: 10 * 1024 * 1024}));
var collectionStats = assert.commandWorked(t.stats(1024 * 1024));
assert.eq(10,
collectionStats.maxSize,
'testDb.collection.stats(scale) - capped collection size scaled incorrectly: ' +
tojson(collectionStats));
var collectionStats = assert.commandWorked(t.stats({scale: 1024 * 1024}));
assert.eq(10,
collectionStats.maxSize,
'testDb.collection.stats({scale: N}) - capped collection size scaled incorrectly: ' +
tojson(collectionStats));
// Ensure that collStats can handle large values for 'scale'.
var collectionStats = assert.commandWorked(t.stats(Number.MAX_VALUE));
assert.eq(
0,
collectionStats.maxSize,
'testDb.collection.stats(Number.MAX_VALUE) - capped collection size scaled incorrectly: ' +
tojson(collectionStats));
var collectionStats = assert.commandWorked(t.stats({scale: Number.MAX_VALUE}));
assert.eq(
0,
collectionStats.maxSize,
'testDb.collection.stats({scale: Number.MAX_VALUE}) - capped collection size scaled incorrectly: ' +
tojson(collectionStats));
// indexDetails - If true, includes 'indexDetails' field in results. Default: false.
t.drop();
t.save({a: 1});
t.createIndex({a: 1});
collectionStats = assert.commandWorked(t.stats());
assert(!collectionStats.hasOwnProperty('indexDetails'),
'unexpected indexDetails found in testDb.collection.stats() result: ' +
tojson(collectionStats));
collectionStats = assert.commandWorked(t.stats({indexDetails: false}));
assert(!collectionStats.hasOwnProperty('indexDetails'),
'unexpected indexDetails found in testDb.collection.stats({indexDetails: true}) result: ' +
tojson(collectionStats));
collectionStats = assert.commandWorked(t.stats({indexDetails: true}));
assert(collectionStats.hasOwnProperty('indexDetails'),
'indexDetails missing from testDb.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 ' +
'testDb.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,
'testDb.collection.stats() failed when both indexDetailsKey and indexDetailsName ' +
'are used but with incorrect error type');
t.drop();
}());
/*
* test testDb.collection.totalSize()
*/
(function() {
'use strict';
var t = testDb.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(), 'testDb.collection.storageSize() on empty collection should return 0');
assert.eq(0,
t.totalIndexSize(),
'testDb.collection.totalIndexSize() on empty collection should return 0');
assert.eq(0, t.totalSize(), 'testDb.collection.totalSize() on empty collection should return 0');
t.save({a: 1});
var stats = assert.commandWorked(t.stats());
assert.neq(undefined,
t.storageSize(),
'testDb.collection.storageSize() cannot be undefined on a non-empty collection');
assert.neq(undefined,
t.totalIndexSize(),
'testDb.collection.totalIndexSize() cannot be undefined on a non-empty collection');
t.drop();
}());
})();