3db9d1338c
No functional changes, just converting everything to use the JSON-based constructor. Also moves some sharding-specific tests out of noPassthroughWithMongod and under the sharding suite.
70 lines
2.1 KiB
JavaScript
70 lines
2.1 KiB
JavaScript
//
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// Tests autosplit locations with force : true, for small collections
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//
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var options = { chunkSize: 1, // MB
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mongosOptions : { noAutoSplit : "" }
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};
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var st = new ShardingTest({ shards : 1, mongos : 1, other : options });
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st.stopBalancer();
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var mongos = st.s0;
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var admin = mongos.getDB( "admin" );
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var config = mongos.getDB( "config" );
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var shardAdmin = st.shard0.getDB( "admin" );
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var coll = mongos.getCollection( "foo.bar" );
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assert( admin.runCommand({ enableSharding : coll.getDB() + "" }).ok );
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assert( admin.runCommand({ shardCollection : coll + "", key : { _id : 1 } }).ok );
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assert( admin.runCommand({ split : coll + "", middle : { _id : 0 } }).ok );
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jsTest.log( "Insert a bunch of data into the low chunk of a collection," +
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" to prevent relying on stats." );
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var data128k = "x";
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for ( var i = 0; i < 7; i++ ) data128k += data128k;
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var bulk = coll.initializeUnorderedBulkOp();
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for ( var i = 0; i < 1024; i++ ) {
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bulk.insert({ _id : -(i + 1) });
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}
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assert.writeOK(bulk.execute());
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jsTest.log( "Insert 32 docs into the high chunk of a collection" );
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bulk = coll.initializeUnorderedBulkOp();
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for ( var i = 0; i < 32; i++ ) {
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bulk.insert({ _id : i });
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}
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assert.writeOK(bulk.execute());
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jsTest.log( "Split off MaxKey chunk..." );
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assert( admin.runCommand({ split : coll + "", middle : { _id : 32 } }).ok );
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jsTest.log( "Keep splitting chunk multiple times..." );
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st.printShardingStatus();
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for ( var i = 0; i < 5; i++ ) {
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assert( admin.runCommand({ split : coll + "", find : { _id : 0 } }).ok );
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st.printShardingStatus();
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}
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// Make sure we can't split further than 5 (2^5) times
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assert( !admin.runCommand({ split : coll + "", find : { _id : 0 } }).ok );
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var chunks = config.chunks.find({ 'min._id' : { $gte : 0, $lt : 32 } }).sort({ min : 1 }).toArray();
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printjson( chunks );
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// Make sure the chunks grow by 2x (except the first)
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var nextSize = 1;
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for ( var i = 0; i < chunks.size; i++ ) {
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assert.eq( coll.count({ _id : { $gte : chunks[i].min._id, $lt : chunks[i].max._id } }),
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nextSize );
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if ( i != 0 ) nextSize += nextSize;
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}
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st.stop();
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