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// Test basic replication functionality
//
// There is no automatic fail-over in a master/slave deployment, so if the master goes down, no new
// master will be elected. Therefore if the master is using an ephemeral storage engine, it cannot
// be restarted without losing all data. This test expects that restarting the master will maintain
// the node's data, so cannot be run with ephemeral storage engines.
// @tags: [requires_persistence]
var baseName = "jstests_repl1test";
soonCount = function( count ) {
assert.soon( function() {
// print( "check count" );
// print( "count: " + s.getDB( baseName ).z.find().count() );
return s.getDB( baseName ).a.find().count() == count;
} );
};
doTest = function( signal ) {
rt = new ReplTest( "repl1tests" );
m = rt.start( true );
s = rt.start( false );
am = m.getDB( baseName ).a;
for( i = 0; i < 1000; ++i )
am.save( { _id: new ObjectId(), i: i } );
soonCount( 1000 );
as = s.getDB( baseName ).a;
assert.eq( 1, as.find( { i: 0 } ).count() );
assert.eq( 1, as.find( { i: 999 } ).count() );
rt.stop( false, signal );
for( i = 1000; i < 1010; ++i )
am.save( { _id: new ObjectId(), i: i } );
s = rt.start( false, null, true );
soonCount( 1010 );
as = s.getDB( baseName ).a;
assert.eq( 1, as.find( { i: 1009 } ).count() );
rt.stop( true, signal );
m = rt.start( true, null, true );
am = m.getDB( baseName ).a;
for( i = 1010; i < 1020; ++i )
am.save( { _id: new ObjectId(), i: i } );
assert.soon( function() { return as.find().count() == 1020; } );
assert.eq( 1, as.find( { i: 1019 } ).count() );
assert.automsg( "m.getDB( 'local' ).getCollection( 'oplog.$main' ).stats().size > 0" );
rt.stop();
};
doTest( 15 ); // SIGTERM
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