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function test() {
"use strict";
var t = db.update_serializability1;
t.drop();
var N = 100000;
var bulk = t.initializeUnorderedBulkOp();
for ( var i = 0; i < N; i++ ) {
bulk.insert( { _id : i, a : i, b: N-i, x : 1, y : 1 } );
}
bulk.execute();
t.ensureIndex( { a : 1 } );
t.ensureIndex( { b : 1 } );
var s1 = startParallelShell( "db.update_serializability1.update( { a : { $gte : 0 } }, { $set : { x : 2 } }, false, true );" );
var s2 = startParallelShell( "db.update_serializability1.update( { b : { $lte : " + N + " } }, { $set : { y : 2 } }, false, true );" );
s1();
s2();
// both operations should happen on every document
assert.eq( N, t.find( { x : 2, y : 2 } ).count() );
}
if (db.serverStatus().storageEngine.name == 'mmapv1') {
jsTest.log('skipping test on mmapv1'); // This is only guaranteed on other engines.
}
else {
test();
}
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