[jboss-jira] [JBoss JIRA] Closed: (JBRULES-3052) CCE when using variable bound to accumulate function in RHS code

CCE when using variable bound to accumulate function in RHS code ---------------------------------------------------------------- Key: JBRULES-3052 URL: https://issues.jboss.org/browse/JBRULES-3052 Project: Drools Issue Type: Bug Security Level: Public(Everyone can see) Components: drools-compiler (expert) Affects Versions: 5.2.0.M2 Reporter: Wolfgang Laun Assignee: Edson Tirelli Fix For: 5.2.0.CR1 The rule in the test case crashes during execution with java.lang.ClassCastException: java.lang.Double cannot be cast to [Ljava.lang.Object; at org.drools.base.extractors.ArrayElementReader.getValue(ArrayElementReader.java:162) at org.drools.rule.Declaration.getValue(Declaration.java:219) This is meant to be part of AccumulateTest.java. public void execTestAccumulateMinMax() throws Exception { String drl = "package org.drools.test; " + "import org.drools.Cheese; " + "global java.util.List results; " + "rule minMax " + "when " + "$min1: Number( $min2: intValue ) " + "from accumulate( Cheese( $p: price ), $min3: min($p), $max: max($p) ) " + "then " + "results.add($min1); results.add($min2); results.add($min3); results.add($max); " + "end "; final Reader reader = new StringReader( drl ); final RuleBase ruleBase = loadRuleBase( reader ); final WorkingMemory wm = ruleBase.newStatefulSession(); final List results = new ArrayList(); wm.setGlobal( "results", results ); final Cheese[] cheese = new Cheese[]{ new Cheese( "Emmentaler", 4 ), new Cheese( "Appenzeller", 6 ), new Cheese( "Greyerzer", 2 ), new Cheese( "Raclette", 3 ), new Cheese( "Olmützer Quargel", 15 ), new Cheese( "Brie", 17 ), new Cheese( "Dolcelatte", 8 ) }; final FactHandle[] cheeseHandles = new FactHandle[cheese.length]; for ( int i = 0; i < cheese.length; i++ ) { cheeseHandles[i] = wm.insert( cheese[i] ); } // ---------------- 1st scenario wm.fireAllRules(); assertEquals( 4, results.size() ); assertEquals( results.get(0), Integer.valueOf( 2 ) ); assertEquals( results.get(1), Integer.valueOf( 2 ) ); assertEquals( results.get(2), Integer.valueOf( 2 ) ); assertEquals( results.get(3), Integer.valueOf( 17 ) ); }