25 lines
786 B
JavaScript
25 lines
786 B
JavaScript
// Hash sharding on a non empty collection should not pre-split.
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// @tags : [ hashed ]
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var s = new ShardingTest({ name : jsTestName(), shards : 3, mongos : 1, verbose : 1 });
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var dbname = "test";
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var coll = "foo";
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var db = s.getDB(dbname);
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db.adminCommand({ enablesharding : dbname });
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s.ensurePrimaryShard('test', 'shard0001');
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//for simplicity turn off balancer
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s.stopBalancer();
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db.getCollection(coll).insert({ a : 1 });
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db.getCollection(coll).ensureIndex({ a: "hashed"});
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var res = db.adminCommand({ shardcollection : dbname + "." + coll, key : { a : "hashed" } });
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assert.eq(res.ok, 1, "shardcollection didn't work");
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db.printShardingStatus();
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var numChunks = s.config.chunks.count();
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assert.eq(numChunks, 1 , "sharding non-empty collection should not pre-split");
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s.stop();
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