@Test
public void testRemovingUselessData() throws SQLException, InterruptedException {
SystemTime wrapper = new SystemTime();
sm.executeCreateTable(wrapper.getDBAliasInStr(), new DataField[] {}, true);
wrapper.setActiveAddressBean(
new AddressBean("system-time", new KeyValueImp(SystemTime.CLOCK_PERIOD_KEY, "100")));
assertTrue(wrapper.initialize());
Thread thread = new Thread(wrapper);
InputStream is = new InputStream();
StreamSource ss =
new StreamSource()
.setAlias("my-stream")
.setAddressing(new AddressBean[] {new AddressBean("system-time")})
.setSqlQuery("select * from wrapper where TIMED <0")
.setRawHistorySize("2")
.setInputStream(is);
ss.setSamplingRate(1);
ss.setWrapper(wrapper);
assertTrue(ss.validate());
assertEquals(wrapper.getTimerClockPeriod(), 100);
thread.start();
Thread.sleep(1000);
ResultSet rs =
sm.executeQueryWithResultSet(
new StringBuilder("select count(*) from ").append(wrapper.getDBAliasInStr()),
sm.getConnection());
assertTrue(rs.next());
// System.out.println(rs.getInt(1));
assertTrue(
rs.getInt(1) <= (AbstractWrapper.GARBAGE_COLLECT_AFTER_SPECIFIED_NO_OF_ELEMENTS * 2));
wrapper.releaseResources();
}
/**
* Test method for {@link
* org.openiot.gsn.wrappers.AbstractWrapper#sendToWrapper(java.lang.Object)}. Test to see what is
* the behavior if the wrapper is disabled.
*
* @throws OperationNotSupportedException
* @throws SQLException
*/
@Test(expected = GSNRuntimeException.class)
public void testSendToWrapper2() throws OperationNotSupportedException, SQLException {
SystemTime systemTimeWrapper = new SystemTime();
systemTimeWrapper.setActiveAddressBean(new AddressBean("system-time"));
assertTrue(systemTimeWrapper.initialize());
Thread thread = new Thread(systemTimeWrapper);
thread.start();
systemTimeWrapper.releaseResources();
systemTimeWrapper.sendToWrapper("bla");
}