// After firing all activations of RuleFlowGroup 0, the agenda is empty
agenda.fireNextItem( null );
assertEquals( 0,
ruleFlowGroup0.size() );
assertEquals( 0,
agenda.agendaSize() );
// Now we activate two RuleFlowGroups together
// All their activations should be added to the agenda.
agenda.activateRuleFlowGroup( "rule-flow-group-1" );
agenda.activateRuleFlowGroup( "rule-flow-group-2" );