Test Scenario fails to populate Date field ------------------------------------------ Key: DROOLS-1985 URL: https://issues.redhat.com/browse/DROOLS-1985 Project: Drools Issue Type: Bug Components: Test Scenarios Editor Affects Versions: 5.5.0.Final Reporter: Toshiya Kobayashi Assignee: Mark Coble Priority: Major Labels: drools-tools Attachments: repository_export_mvel_date.zip Under the conditions: - Model A has a Date field - Model B extends Model A - All rules have "java" dialect When you set a value to the Date field of Model B in a Test Scenario, the Test scenario fails to run and throws the Exception. {noformat} 20:59:23,323 INFO [stdout] (http--127.0.0.1-8080-1) ERROR 14-11 20:59:23,322 (LoggingHelper.java:error:74) Unable to run the scenario. 20:59:23,323 INFO [stdout] (http--127.0.0.1-8080-1) [Error: could not access/write property (dateTime) in: defaultPackage.SubModel] 20:59:23,323 INFO [stdout] (http--127.0.0.1-8080-1) [Near : {... __fact__.dateTime= __val__ ....}] 20:59:23,324 INFO [stdout] (http--127.0.0.1-8080-1) ^ 20:59:23,324 INFO [stdout] (http--127.0.0.1-8080-1) [Line: 1, Column: 1] 20:59:23,324 INFO [stdout] (http--127.0.0.1-8080-1) at org.mvel2.PropertyAccessor.set(PropertyAccessor.java:372) 20:59:23,324 INFO [stdout] (http--127.0.0.1-8080-1) at org.mvel2.PropertyAccessor.set(PropertyAccessor.java:139) 20:59:23,324 INFO [stdout] (http--127.0.0.1-8080-1) at org.mvel2.ast.DeepAssignmentNode.getReducedValue(DeepAssignmentNode.java:97) 20:59:23,324 INFO [stdout] (http--127.0.0.1-8080-1) at org.mvel2.MVELInterpretedRuntime.parseAndExecuteInterpreted(MVELInterpretedRuntime.java:106) 20:59:23,324 INFO [stdout] (http--127.0.0.1-8080-1) at org.mvel2.MVELInterpretedRuntime.parse(MVELInterpretedRuntime.java:49) 20:59:23,324 INFO [stdout] (http--127.0.0.1-8080-1) at org.mvel2.MVEL.eval(MVEL.java:165) 20:59:23,324 INFO [stdout] (http--127.0.0.1-8080-1) at org.drools.ide.common.server.testscenarios.populators.FieldPopulator.populateField(FieldPopulator.java:47) 20:59:23,324 INFO [stdout] (http--127.0.0.1-8080-1) at org.drools.ide.common.server.testscenarios.populators.SimpleFieldPopulator.populate(SimpleFieldPopulator.java:35) 20:59:23,325 INFO [stdout] (http--127.0.0.1-8080-1) at org.drools.ide.common.server.testscenarios.populators.FactPopulator.populate(FactPopulator.java:52) 20:59:23,325 INFO [stdout] (http--127.0.0.1-8080-1) at org.drools.ide.common.server.testscenarios.ScenarioRunner.applyFixtures(ScenarioRunner.java:119) 20:59:23,325 INFO [stdout] (http--127.0.0.1-8080-1) at org.drools.ide.common.server.testscenarios.ScenarioRunner.run(ScenarioRunner.java:82) 20:59:23,325 INFO [stdout] (http--127.0.0.1-8080-1) at org.drools.guvnor.server.TestScenarioServiceImplementation.runScenario(TestScenarioServiceImplementation.java:160) 20:59:23,325 INFO [stdout] (http--127.0.0.1-8080-1) at org.drools.guvnor.server.TestScenarioServiceImplementation.runScenario(TestScenarioServiceImplementation.java:111) 20:59:23,325 INFO [stdout] (http--127.0.0.1-8080-1) at org.drools.guvnor.server.TestScenarioServiceImplementation.runScenario(TestScenarioServiceImplementation.java:101) 20:59:23,325 INFO [stdout] (http--127.0.0.1-8080-1) at org.drools.guvnor.server.TestScenarioServiceServlet.runScenario(TestScenarioServiceServlet.java:39) {noformat} This is because org.drools.ide.common.server.testscenarios.populators.FieldPopulatorFactory.isDate() uses Class.getDeclaredMethods which doesn't return super class methods. {code:java} private boolean isDate(String fieldName) { for (Method method : factObject.getClass().getDeclaredMethods()) { if (hasMutator(fieldName, method)) { if (java.util.Date.class.isAssignableFrom(method.getParameterTypes()[0])) { return true; } } } return false; } {code} BTW, if your rules use "mvel" dialect, Guvnor will load org.drools.base.mvel.MVELCompilationUnit class and its static block registers for Date and Calendar org.mvel2.DataConversion. Hence this issue will not occur. {code:java} static { //for handling dates as string literals DataConversion.addConversionHandler( Date.class, new MVELDateCoercion() ); DataConversion.addConversionHandler( Calendar.class, new MVELCalendarCoercion() ); } {code}