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// Test update modifier uassert during initial sync. SERVER-4781
function debug( x ) {
if ( debuggingEnabled = false ) {
printjson( x );
}
}
rt = new ReplTest( "repl13tests" );
m = rt.start( true );
mc = m.getDB( 'd' )[ 'c' ];
// Insert some documents with a:{} fields.
for( i = 0; i < 100000; ++i ) {
mc.save( {_id:i,a:{}} );
}
m.getDB( 'd' ).getLastError();
s = rt.start( false );
sc = s.getDB( 'd' )[ 'c' ];
// Wait for the initial clone to begin.
assert.soon( function() { debug( sc.count() ); return sc.count() > 0; } );
// Update documents that will be cloned last with the intent that an updated version will be cloned.
// This may cause an assertion when an update that was successfully applied to the original version
// of a document is replayed against an updated version of the same document.
for( i = 99999; i >= 90000; --i ) {
// If the document is cloned as {a:1}, the {$set:{'a.b':1}} modifier will uassert.
mc.update( {_id:i}, {$set:{'a.b':1}} );
mc.update( {_id:i}, {$set:{a:1}} );
}
// The initial sync completes and subsequent writes succeed, in spite of any assertions that occur
// when the update operations above are replicated.
mc.save( {} );
assert.eq( 100001 , mc.count() );
assert.soon( function() { return sc.count() == 100001; } );
mc.save( {} );
assert.eq( 100002 , mc.count() );
assert.soon( function() { return sc.count() == 100002; } );
debug( sc.findOne( {_id:99999} ) );
debug( sc.findOne( {_id:90000} ) );
assert.eq( 1, sc.findOne( {_id:99999} ).a );
assert.eq( 1, sc.findOne( {_id:90000} ).a );
m_hash = m.getDB( "d" ).runCommand( "dbhash" );
s_hash = s.getDB( "d" ).runCommand( "dbhash" );
assert.eq( m_hash.collections.c , s_hash.collections.c , "sad " + tojson( m_hash ) + " " + tojson( s_hash ) );
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