mongodb/jstests/explain3.js

/** SERVER-2451 Kill cursor while explain is yielding */

t = db.jstests_explain3;
t.drop();

t.ensureIndex( {i:1} );
for( var i = 0; i < 10000; ++i ) {
    t.save( {i:i,j:0} );
}
db.getLastError();

s = startParallelShell( "sleep( 20 ); db.jstests_explain3.dropIndex( {i:1} );" );

try {
    t.find( {i:{$gt:-1},j:1} ).hint( {i:1} ).explain()
} catch (e) {
    print( "got exception" );
    printjson( e );
}

s();

// Sanity check to make sure mongod didn't seg fault.
assert.eq( 10000, t.count() );