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
|
// Test to make sure that tag ranges get split when full keys are used for the tag ranges
(function() {
'use strict';
var s = new ShardingTest({shards: 2, mongos: 1});
assert.commandWorked(s.s0.adminCommand({enablesharding: "test"}));
s.ensurePrimaryShard('test', 'shard0001');
assert.commandWorked(s.s0.adminCommand({shardcollection: "test.foo", key: {_id: 1}}));
assert.eq(1, s.config.chunks.find({"ns": "test.foo"}).itcount());
s.addShardTag("shard0000", "a");
s.addShardTag("shard0000", "b");
s.addTagRange("test.foo", {_id: 5}, {_id: 10}, "a");
s.addTagRange("test.foo", {_id: 10}, {_id: 15}, "b");
s.startBalancer();
assert.soon(function() {
return s.config.chunks.find({"ns": "test.foo"}).itcount() == 4;
}, 'Split did not occur', 3 * 60 * 1000);
s.awaitBalancerRound();
s.printShardingStatus(true);
assert.eq(4, s.config.chunks.find({"ns": "test.foo"}).itcount(), 'Split points changed');
assert.eq(1, s.config.chunks.find({"ns": "test.foo", min: {_id: MinKey}}).itcount());
assert.eq(1, s.config.chunks.find({"ns": "test.foo", min: {_id: 5}}).itcount());
assert.eq(1, s.config.chunks.find({"ns": "test.foo", min: {_id: 10}}).itcount());
assert.eq(1, s.config.chunks.find({"ns": "test.foo", min: {_id: 15}}).itcount());
s.stop();
})();
|