@Test
public void testLogicalInsertionsWithModify() throws Exception {
final PackageBuilder builder = new PackageBuilder();
builder.addPackageFromDrl(
new InputStreamReader(
getClass().getResourceAsStream("test_LogicalInsertionsWithUpdate.drl")));
if (builder.hasErrors()) {
fail(builder.getErrors().toString());
}
final Package pkg = builder.getPackage();
RuleBase ruleBase = getRuleBase();
ruleBase.addPackage(pkg);
ruleBase = SerializationHelper.serializeObject(ruleBase);
StatefulSession workingMemory = ruleBase.newStatefulSession();
List l;
final Person p = new Person("person");
p.setAge(2);
FactHandle h = workingMemory.insert(p);
assertEquals(1, IteratorToList.convert(workingMemory.iterateObjects()).size());
workingMemory.fireAllRules();
workingMemory = getSerialisedStatefulSession(workingMemory);
assertEquals(2, IteratorToList.convert(workingMemory.iterateObjects()).size());
l =
IteratorToList.convert(
workingMemory.iterateObjects(new ClassObjectFilter(CheeseEqual.class)));
assertEquals(1, l.size());
assertEquals(2, ((CheeseEqual) l.get(0)).getPrice());
h = getFactHandle(h, workingMemory);
workingMemory.retract(h);
workingMemory = getSerialisedStatefulSession(workingMemory);
assertEquals(0, IteratorToList.convert(workingMemory.iterateObjects()).size());
TruthMaintenanceSystem tms =
((InternalWorkingMemory) workingMemory).getTruthMaintenanceSystem();
final java.lang.reflect.Field field = tms.getClass().getDeclaredField("assertMap");
field.setAccessible(true);
final ObjectHashMap m = (ObjectHashMap) field.get(tms);
field.setAccessible(false);
assertEquals("assertMap should be empty", 0, m.size());
}
