@Test(timeout = 10000)
public void testExprTimeRescheduled() throws Exception {
String text =
"package org.kie.test\n"
+ "global java.util.List list\n"
+ "import "
+ FactA.class.getCanonicalName()
+ "\n"
+ "rule r1 timer (expr: f1.field2, f1.field4)\n"
+ "when\n"
+ " f1 : FactA() \n"
+ "then\n"
+ " list.add( f1 );\n"
+ "end\n"
+ "\n";
KieSessionConfiguration conf = KnowledgeBaseFactory.newKnowledgeSessionConfiguration();
conf.setOption(ClockTypeOption.get("pseudo"));
KnowledgeBase kbase = loadKnowledgeBaseFromString(text);
KieSession ksession = createKnowledgeSession(kbase, conf);
PseudoClockScheduler timeService =
(PseudoClockScheduler) ksession.<SessionClock>getSessionClock();
timeService.advanceTime(new Date().getTime(), TimeUnit.MILLISECONDS);
List list = new ArrayList();
ksession.setGlobal("list", list);
FactA fact1 = new FactA();
fact1.setField1("f1");
fact1.setField2(500);
fact1.setField4(1000);
FactHandle fh = (FactHandle) ksession.insert(fact1);
ksession.fireAllRules();
assertEquals(0, list.size());
timeService.advanceTime(1100, TimeUnit.MILLISECONDS);
ksession.fireAllRules();
assertEquals(1, list.size());
assertEquals(fact1, list.get(0));
timeService.advanceTime(1100, TimeUnit.MILLISECONDS);
ksession.fireAllRules();
assertEquals(2, list.size());
assertEquals(fact1, list.get(1));
timeService.advanceTime(400, TimeUnit.MILLISECONDS);
ksession.fireAllRules();
assertEquals(3, list.size());
assertEquals(fact1, list.get(2));
list.clear();
fact1.setField2(300);
fact1.setField4(2000);
ksession.update(fh, fact1);
// 100 has passed of the 1000, from the previous schedule
// so that should be deducted from the 300 delay above, meaning
// we only need to increment another 250
timeService.advanceTime(250, TimeUnit.MILLISECONDS);
ksession.fireAllRules();
assertEquals(1, list.size());
assertEquals(fact1, list.get(0));
list.clear();
timeService.advanceTime(1000, TimeUnit.MILLISECONDS);
ksession.fireAllRules();
assertEquals(0, list.size());
timeService.advanceTime(700, TimeUnit.MILLISECONDS);
ksession.fireAllRules();
assertEquals(0, list.size());
timeService.advanceTime(300, TimeUnit.MILLISECONDS);
ksession.fireAllRules();
assertEquals(1, list.size());
}
