public void TestPrevPriorAndAggregation()
{
SendTimeEvent("2002-05-1 8:00:00.000");
_epService.EPAdministrator.CreateEPL("create context NineToFive as start (0, 9, *, *, *) end (0, 17, *, *, *)");
String[] fields = "col1,col2,col3,col4,col5".Split(',');
SupportUpdateListener listener = new SupportUpdateListener();
EPStatementSPI statement = (EPStatementSPI)_epService.EPAdministrator.CreateEPL("context NineToFive " +
"select prev(TheString) as col1, prevwindow(sb) as col2, prevtail(TheString) as col3, prior(1, TheString) as col4, sum(IntPrimitive) as col5 " +
"from SupportBean.win:keepall() as sb");
statement.Events += listener.Update;
_epService.EPRuntime.SendEvent(new SupportBean());
Assert.IsFalse(listener.IsInvoked);
// now started
SendTimeEvent("2002-05-1 9:00:00.000");
SupportBean event1 = new SupportBean("E1", 1);
_epService.EPRuntime.SendEvent(event1);
Object[][] expected = new Object[][] { new Object[] { null, new SupportBean[] { event1 }, "E1", null, 1 } };
EPAssertionUtil.AssertPropsPerRow(listener.GetAndResetLastNewData(), fields, expected);
EPAssertionUtil.AssertPropsPerRow(statement.GetEnumerator(), statement.GetSafeEnumerator(), fields, expected);
SupportBean event2 = new SupportBean("E2", 2);
_epService.EPRuntime.SendEvent(event2);
EPAssertionUtil.AssertProps(listener.AssertOneGetNewAndReset(), fields, new Object[] { "E1", new SupportBean[] { event2, event1 }, "E1", "E1", 3 });
// now gone
SendTimeEvent("2002-05-1 17:00:00.000");
EPAssertionUtil.AssertPropsPerRow(statement.GetEnumerator(), statement.GetSafeEnumerator(), fields, null);
_epService.EPRuntime.SendEvent(new SupportBean());
Assert.IsFalse(listener.IsInvoked);
AgentInstanceAssertionUtil.AssertInstanceCounts(statement.StatementContext, 0, 0, 0, 0);
// now started
SendTimeEvent("2002-05-2 9:00:00.000");
SupportBean event3 = new SupportBean("E3", 9);
_epService.EPRuntime.SendEvent(event3);
expected = new Object[][] { new Object[] { null, new SupportBean[] { event3 }, "E3", null, 9 } };
EPAssertionUtil.AssertPropsPerRow(listener.GetAndResetLastNewData(), fields, expected);
EPAssertionUtil.AssertPropsPerRow(statement.GetEnumerator(), statement.GetSafeEnumerator(), fields, expected);
AgentInstanceAssertionUtil.AssertInstanceCounts(statement.StatementContext, 1, 0, 3, 1);
}
private void AssertIterator(EPStatementSPI statement, string[] fields, object[][] expected)
{
EventBean[] rows = EPAssertionUtil.EnumeratorToArray(statement.GetEnumerator());
AssertIterator(rows, fields, expected);
rows = EPAssertionUtil.EnumeratorToArray(statement.GetSafeEnumerator());
AssertIterator(rows, fields, expected);
}