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// Replication prefetching stress test. Insert many documents, each with a large number of multikey
// values on the same index. All multikey keys will be generated, but only the first will be
// prefetched from the index.
var replTest = new ReplSetTest( { name:'testSet', nodes:3 } );
var nodes = replTest.startSet();
replTest.initiate();
var master = replTest.getMaster();
c = master.getDB( 'd' )[ 'c' ];
c.insert( { _id:0 } );
master.getDB( 'd' ).getLastError();
replTest.awaitReplication();
// Create a:1 index.
c.ensureIndex( { a:1 } );
// Create an array of multikey values.
multikeyValues = [];
for( i = 0; i < 10000; ++i ) {
multikeyValues.push( i );
}
// Insert documents with multikey values.
for( i = 0; i < 1000; ++i ) {
c.insert( { a:multikeyValues } );
}
master.getDB( 'd' ).getLastError();
replTest.awaitReplication();
// Check document counts on all nodes. On error a node might go down or fail to sync all data, see
// SERVER-6538.
assert.eq( 1001, c.count() );
nodes.forEach( function( node ) {
node.setSlaveOk();
assert.eq( 1001, node.getDB( 'd' )[ 'c' ].count() );
} );
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