/**
  * Method to test the getPreviousAdDeliveryInfo method.
  *
  * Requirements:
  * Test 1:   Test with no Date registered in the service locator, ensure false returned.
  * Test 2:   Test with a Date registered in the service locator, no data in the database,
  *           and ensure no data is returned.
  *
  * Test 3:   Test with ONLY impression data, but NOT in the previous OI, and ensure no
  *           data is returned.
  * Test 4:   Test with ONLY impression data, in the previous OI, and ensure that ONLY
  *           data relating to the impressions is returned.
  * Test 5:   Test with ONLY impression data, in the 2nd previous OI, and ensure that
  *           no data is returned.
  * Test 5a:  Re-test with ONLY impression data, in the 2nd previous OI, but pass in the
  *           ad/zone pair, and ensure that no data is returned.
  *
  * Test 6:   Test with ONLY prioritisation data, but NOT in the previous OI, and
  *           ensure no data is returned.
  * Test 7:   Test with ONLY prioritisation data, in the previous OI, and ensure that
  *           ONLY data relating to the prioritisation is returned.
  * Test 8:   Test with ONLY prioritisation data, in the 2nd previous OI, and ensure no
  *           data is returned.
  * Test 8a:  Re-test with ONLY prioritisation data, in the 2nd previous OI, but pass in
  *           the ad/zone pair, and ensure that ONLY data relating to the prioritisation
  *           is returned.
  *
  * Test 9:   Test with BOTH impressions data NOT in the previous OI, and prioritisation
  *           data NOT in the previous OI, and ensure no data is returned.
  * Test 10:  Test with BOTH impressions data NOT in the previous OI, and prioritisation
  *           data in the previous OI, and ensure ONLY data relating to the prioritisation
  *           is returned.
  * Test 11:  Test with BOTH impressions data NOT in the previous OI, and prioritisation
  *           data in the 2nd previous OI, and ensure no data is returned.
  * Test 11a: Re-test with BOTH impressions data NOT in the previous OI, and prioritisation
  *           data in the 2nd previous OI, but pass in the ad/zone pair, and ensure that
  *           ONLY data relating to the prioritisation is returned.
  *
  * Test 12:  Test with BOTH impressions data in the 2nd previous OI, and prioritisation
  *           data NOT in the previous OI, and ensure no data is returned.
  * Test 13:  Test with BOTH impressions data in the 2nd previous OI, and prioritisation
  *           data in the previous OI, and ensure ONLY data relating to the prioritisation
  *           is returned.
  * Test 14:  Test with BOTH impressions data in the 2nd previous OI, and prioritisation
  *           data in the 2nd previous OI, and ensure no data is returned.
  * Test 14a: Re-test with BOTH impressions data in the 2nd previous OI, and prioritisation
  *           data in the 2nd previous OI, but pass in the ad/zone pair, and ensure that
  *           all data is returned.
  *
  * Test 15:  Test with BOTH impressions data in the previous OI, and prioritisation
  *           data NOT in the previous OI, and ensure that ONLY data relating to the
  *           impressions is returned.
  * Test 16:  Test with BOTH impressions data in the previous OI, and prioritisation
  *           data in the previous OI, and ensure that all data is returned.
  * Test 17:  Test with BOTH impressions data in the previous OI, and prioritisation
  *           data in the 2nd previous OI, and ensure that all data is returned.
  * Test 17a: Re-test with BOTH impressions data in the previous OI, and prioritisation
  *           data in the 2nd previous OI, but pass in the ad/zone pair, and ensure that
  *           all data is returned.
  *
  * Test 18:  Perform a more realistic test, with data for the ads/zones in various
  *           past OIs, and including some ads with multiple prioritisation data
  *           per OI, as well as ads with no prioritisation data in some OIs, and
  *           ensure that the correct values are returned for each one. Test that:
  *           - Only ad/zones that delivered in the previous operation interval,
  *             or were requested to deliver in the previous operation interval,
  *             but didn't (i.e. not in other intervals) are returned in the
  *             results.
  *           - That prioritisation information where just ONE set of data exists
  *             is returned correctly.
  *           - That prioritisation information where multiple sets of INDENTICAL
  *             data exists is returned correctly.
  *           - That prioritisation information where multiple sets of DIFFERENT
  *             data exists is returned correctly.
  *           - That prioritisation information from older sets of data is
  *             returned correctly.
  * Test 18a: Re-test, but also include ad/zone pairs that are in/not in the above
  *           set of data, and ensure that these ad/zone pairs are also included
  *           in the results.
  */
 function testGetPreviousAdDeliveryInfo()
 {
     $conf = $GLOBALS['_MAX']['CONF'];
     $oDbh =& OA_DB::singleton();
     $oMaxDalMaintenance = new OA_Dal_Maintenance_Priority();
     $aEmptyZoneAdArray = array();
     $aAdParams = array('ad_id' => 1, 'active' => 't', 'type' => 'sql', 'weight' => 1);
     $oAd = new OA_Maintenance_Priority_Ad($aAdParams);
     $oZone = new OX_Maintenance_Priority_Zone(array('zoneid' => 1));
     $oZone->addAdvert($oAd);
     $aZoneAdArray = array($oZone->id => $oZone);
     // Test 1
     $oServiceLocator =& OA_ServiceLocator::instance();
     $oServiceLocator->remove('now');
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aEmptyZoneAdArray);
     $this->assertFalse($result);
     // Test 2
     $oDate = new Date();
     $oServiceLocator->register('now', $oDate);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aEmptyZoneAdArray);
     $this->assertEqual(count($result), 0);
     // Test 3
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $aDates = OX_OperationInterval::convertDateToOperationIntervalStartAndEndDates($oDate);
     $oNow = new Date();
     $bannerId1 = $this->_insertCampaignBanner();
     $aData = array($conf['maintenance']['operationInterval'], $operationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId1, 0, 1, 1, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aEmptyZoneAdArray);
     $this->assertEqual(count($result), 0);
     $oDate =& $oServiceLocator->get('now');
     DataGenerator::cleanUp();
     $oServiceLocator->register('now', $oDate);
     // Test 4
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $bannerId1 = $this->_insertCampaignBanner();
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId1, 0, 1, 1, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aEmptyZoneAdArray);
     $this->assertEqual(count($result), 1);
     $this->assertEqual($result[1][1]['ad_id'], $bannerId1);
     $this->assertEqual($result[1][1]['zone_id'], 1);
     $this->assertNull($result[1][1]['required_impressions']);
     $this->assertNull($result[1][1]['requested_impressions']);
     $this->assertNull($result[1][1]['priority_factor']);
     $this->assertNull($result[1][1]['past_zone_traffic_fraction']);
     $this->assertEqual($result[1][1]['impressions'], 1);
     $oDate =& $oServiceLocator->get('now');
     DataGenerator::cleanUp();
     $oServiceLocator->register('now', $oDate);
     // Test 5, 5a
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($previousOperationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($aDates['start']);
     $bannerId1 = $this->_insertCampaignBanner();
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId1, 0, 1, 1, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aEmptyZoneAdArray);
     $this->assertEqual(count($result), 0);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aZoneAdArray);
     $this->assertEqual(count($result), 0);
     $oDate =& $oServiceLocator->get('now');
     DataGenerator::cleanUp();
     $oServiceLocator->register('now', $oDate);
     // Test 6
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $aDates = OX_OperationInterval::convertDateToOperationIntervalStartAndEndDates($oDate);
     $bannerId1 = $this->_insertCampaignBanner();
     $aData = array($conf['maintenance']['operationInterval'], $operationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId1, 1, 1, 1, 0.1, 0.5, 0.99, $oNow->format('%Y-%m-%d %H:%M:%S'), 0);
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aEmptyZoneAdArray);
     $this->assertEqual(count($result), 0);
     $oDate =& $oServiceLocator->get('now');
     DataGenerator::cleanUp();
     $oServiceLocator->register('now', $oDate);
     // Test 7
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $bannerId1 = $this->_insertCampaignBanner();
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId1, 1, 1, 1, 0, 0.5, 0.99, $oNow->format('%Y-%m-%d %H:%M:%S'), 0);
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aEmptyZoneAdArray);
     $this->assertEqual(count($result), 1);
     $this->assertEqual($result[1][1]['ad_id'], $bannerId1);
     $this->assertEqual($result[1][1]['zone_id'], 1);
     $this->assertEqual($result[1][1]['required_impressions'], 1);
     $this->assertEqual($result[1][1]['requested_impressions'], 1);
     $this->assertEqual($result[1][1]['priority_factor'], 0.5);
     $this->assertEqual($result[1][1]['past_zone_traffic_fraction'], 0.99);
     $this->assertNull($result[1][1]['impressions']);
     $oDate =& $oServiceLocator->get('now');
     DataGenerator::cleanUp();
     $oServiceLocator->register('now', $oDate);
     // Test 8, 8a
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($previousOperationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($aDates['start']);
     $bannerId1 = $this->_insertCampaignBanner();
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId1, 1, 1, 1, 0, 0.5, 0.99, $oNow->format('%Y-%m-%d %H:%M:%S'), 0);
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aEmptyZoneAdArray);
     $this->assertEqual(count($result), 0);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aZoneAdArray);
     $this->assertEqual(count($result), 1);
     $this->assertEqual($result[1][1]['ad_id'], $bannerId1);
     $this->assertEqual($result[1][1]['zone_id'], 1);
     $this->assertEqual($result[1][1]['required_impressions'], 1);
     $this->assertEqual($result[1][1]['requested_impressions'], 1);
     $this->assertEqual($result[1][1]['priority_factor'], 0.5);
     $this->assertEqual($result[1][1]['past_zone_traffic_fraction'], 0.99);
     $this->assertNull($result[1][1]['impressions']);
     $oDate =& $oServiceLocator->get('now');
     DataGenerator::cleanUp();
     $oServiceLocator->register('now', $oDate);
     // Test 9
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $aDates = OX_OperationInterval::convertDateToOperationIntervalStartAndEndDates($oDate);
     $bannerId1 = $this->_insertCampaignBanner();
     $aData = array($conf['maintenance']['operationInterval'], $operationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId1, 0, 1, 1, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $aDates = OX_OperationInterval::convertDateToOperationIntervalStartAndEndDates($oDate);
     $aData = array($conf['maintenance']['operationInterval'], $operationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId1, 1, 1, 1, 0, 0.5, 0.99, $oNow->format('%Y-%m-%d %H:%M:%S'), 0);
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aEmptyZoneAdArray);
     $this->assertEqual(count($result), 0);
     $oDate =& $oServiceLocator->get('now');
     DataGenerator::cleanUp();
     $oServiceLocator->register('now', $oDate);
     // Test 10
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $aDates = OX_OperationInterval::convertDateToOperationIntervalStartAndEndDates($oDate);
     $bannerId1 = $this->_insertCampaignBanner();
     $aData = array($conf['maintenance']['operationInterval'], $operationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId1, 0, 1, 1, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId1, 1, 1, 1, 0, 0.5, 0.99, $oNow->format('%Y-%m-%d %H:%M:%S'), 0);
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aEmptyZoneAdArray);
     $this->assertEqual(count($result), 1);
     $this->assertEqual($result[1][1]['ad_id'], $bannerId1);
     $this->assertEqual($result[1][1]['zone_id'], 1);
     $this->assertEqual($result[1][1]['required_impressions'], 1);
     $this->assertEqual($result[1][1]['requested_impressions'], 1);
     $this->assertEqual($result[1][1]['priority_factor'], 0.5);
     $this->assertEqual($result[1][1]['past_zone_traffic_fraction'], 0.99);
     $this->assertNull($result[1][1]['impressions']);
     $oDate =& $oServiceLocator->get('now');
     DataGenerator::cleanUp();
     $oServiceLocator->register('now', $oDate);
     // Test 11, 11a
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $aDates = OX_OperationInterval::convertDateToOperationIntervalStartAndEndDates($oDate);
     $bannerId1 = $this->_insertCampaignBanner();
     $aData = array($conf['maintenance']['operationInterval'], $operationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId1, 0, 1, 1, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($previousOperationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($aDates['start']);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId1, 1, 1, 1, 0, 0.5, 0.99, $oNow->format('%Y-%m-%d %H:%M:%S'), 0);
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aEmptyZoneAdArray);
     $this->assertEqual(count($result), 0);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aZoneAdArray);
     $this->assertEqual(count($result), 1);
     $this->assertEqual($result[1][1]['ad_id'], $bannerId1);
     $this->assertEqual($result[1][1]['zone_id'], 1);
     $this->assertEqual($result[1][1]['required_impressions'], 1);
     $this->assertEqual($result[1][1]['requested_impressions'], 1);
     $this->assertEqual($result[1][1]['priority_factor'], 0.5);
     $this->assertEqual($result[1][1]['past_zone_traffic_fraction'], 0.99);
     $this->assertNull($result[1][1]['impressions']);
     $oDate =& $oServiceLocator->get('now');
     DataGenerator::cleanUp();
     $oServiceLocator->register('now', $oDate);
     // Test 12
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($previousOperationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($aDates['start']);
     $bannerId1 = $this->_insertCampaignBanner();
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId1, 0, 1, 1, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $aDates = OX_OperationInterval::convertDateToOperationIntervalStartAndEndDates($oDate);
     $aData = array($conf['maintenance']['operationInterval'], $operationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId1, 1, 1, 1, 0, 0.5, 0.99, $oNow->format('%Y-%m-%d %H:%M:%S'), 0);
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aEmptyZoneAdArray);
     $this->assertEqual(count($result), 0);
     $oDate =& $oServiceLocator->get('now');
     DataGenerator::cleanUp();
     $oServiceLocator->register('now', $oDate);
     // Test 13
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($previousOperationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($aDates['start']);
     $bannerId1 = $this->_insertCampaignBanner();
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId1, 0, 1, 1, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId1, 1, 1, 1, 0, 0.5, 0.99, $oNow->format('%Y-%m-%d %H:%M:%S'), 0);
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aEmptyZoneAdArray);
     $this->assertEqual(count($result), 1);
     $this->assertEqual($result[1][1]['ad_id'], $bannerId1);
     $this->assertEqual($result[1][1]['zone_id'], 1);
     $this->assertEqual($result[1][1]['required_impressions'], 1);
     $this->assertEqual($result[1][1]['requested_impressions'], 1);
     $this->assertEqual($result[1][1]['priority_factor'], 0.5);
     $this->assertEqual($result[1][1]['past_zone_traffic_fraction'], 0.99);
     $this->assertNull($result[1][1]['impressions']);
     $oDate =& $oServiceLocator->get('now');
     DataGenerator::cleanUp();
     $oServiceLocator->register('now', $oDate);
     // Test 14, 14a
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($previousOperationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($aDates['start']);
     $bannerId1 = $this->_insertCampaignBanner();
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId1, 0, 1, 1, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($previousOperationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($aDates['start']);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId1, 1, 1, 1, 0, 0.5, 0.99, $oNow->format('%Y-%m-%d %H:%M:%S'), 0);
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aEmptyZoneAdArray);
     $this->assertEqual(count($result), 0);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aZoneAdArray);
     $this->assertEqual(count($result), 1);
     $this->assertEqual($result[1][1]['ad_id'], $bannerId1);
     $this->assertEqual($result[1][1]['zone_id'], 1);
     $this->assertEqual($result[1][1]['required_impressions'], 1);
     $this->assertEqual($result[1][1]['requested_impressions'], 1);
     $this->assertEqual($result[1][1]['priority_factor'], 0.5);
     $this->assertEqual($result[1][1]['past_zone_traffic_fraction'], 0.99);
     $this->assertEqual($result[1][1]['impressions'], 1);
     $oDate =& $oServiceLocator->get('now');
     DataGenerator::cleanUp();
     $oServiceLocator->register('now', $oDate);
     // Test 15
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $bannerId1 = $this->_insertCampaignBanner();
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId1, 0, 1, 1, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $aDates = OX_OperationInterval::convertDateToOperationIntervalStartAndEndDates($oDate);
     $aData = array($conf['maintenance']['operationInterval'], $operationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId1, 1, 1, 1, 0, 0.5, 0.99, $oNow->format('%Y-%m-%d %H:%M:%S'), 0);
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aEmptyZoneAdArray);
     $this->assertEqual(count($result), 1);
     $this->assertEqual($result[1][1]['ad_id'], $bannerId1);
     $this->assertEqual($result[1][1]['zone_id'], 1);
     $this->assertNull($result[1][1]['required_impressions']);
     $this->assertNull($result[1][1]['requested_impressions']);
     $this->assertNull($result[1][1]['priority_factor']);
     $this->assertNull($result[1][1]['past_zone_traffic_fraction']);
     $this->assertEqual($result[1][1]['impressions'], 1);
     $oDate =& $oServiceLocator->get('now');
     DataGenerator::cleanUp();
     $oServiceLocator->register('now', $oDate);
     // Test 16
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $bannerId1 = $this->_insertCampaignBanner();
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId1, 0, 1, 1, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId1, 1, 1, 1, 0, 0.5, 0.99, $oNow->format('%Y-%m-%d %H:%M:%S'), 0);
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aEmptyZoneAdArray);
     $this->assertEqual(count($result), 1);
     $this->assertEqual($result[1][1]['ad_id'], $bannerId1);
     $this->assertEqual($result[1][1]['zone_id'], 1);
     $this->assertEqual($result[1][1]['required_impressions'], 1);
     $this->assertEqual($result[1][1]['requested_impressions'], 1);
     $this->assertEqual($result[1][1]['priority_factor'], 0.5);
     $this->assertEqual($result[1][1]['past_zone_traffic_fraction'], 0.99);
     $this->assertEqual($result[1][1]['impressions'], 1);
     $oDate =& $oServiceLocator->get('now');
     DataGenerator::cleanUp();
     $oServiceLocator->register('now', $oDate);
     // Test 17, 17a
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $bannerId1 = $this->_insertCampaignBanner();
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId1, 0, 1, 1, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($previousOperationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($aDates['start']);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId1, 1, 1, 1, 0, 0.5, 0.99, $oNow->format('%Y-%m-%d %H:%M:%S'), 0);
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aEmptyZoneAdArray);
     $this->assertEqual(count($result), 1);
     $this->assertEqual($result[1][1]['ad_id'], $bannerId1);
     $this->assertEqual($result[1][1]['zone_id'], 1);
     $this->assertEqual($result[1][1]['required_impressions'], 1);
     $this->assertEqual($result[1][1]['requested_impressions'], 1);
     $this->assertEqual($result[1][1]['priority_factor'], 0.5);
     $this->assertEqual($result[1][1]['past_zone_traffic_fraction'], 0.99);
     $this->assertEqual($result[1][1]['impressions'], 1);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aZoneAdArray);
     $this->assertEqual(count($result), 1);
     $this->assertEqual($result[1][1]['ad_id'], $bannerId1);
     $this->assertEqual($result[1][1]['zone_id'], 1);
     $this->assertEqual($result[1][1]['required_impressions'], 1);
     $this->assertEqual($result[1][1]['requested_impressions'], 1);
     $this->assertEqual($result[1][1]['priority_factor'], 0.5);
     $this->assertEqual($result[1][1]['past_zone_traffic_fraction'], 0.99);
     $this->assertEqual($result[1][1]['impressions'], 1);
     $oDate =& $oServiceLocator->get('now');
     DataGenerator::cleanUp();
     $oServiceLocator->register('now', $oDate);
     // Test 18
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $bannerId1 = $this->_insertCampaignBanner();
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId1, 0, 1, 1, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId1, 0, 2, 1, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $bannerId2 = $this->_insertCampaignBanner();
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId2, 0, 3, 2, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId2, 0, 4, 2, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $bannerId3 = $this->_insertCampaignBanner();
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId3, 0, 5, 5, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($previousOperationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($aDates['start']);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId1, 0, 1, 100, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId1, 0, 2, 100, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId2, 0, 3, 200, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId2, 0, 4, 200, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId3, 0, 5, 500, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), 4, 0, 5, 500, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $oSpecialDate = new Date($aDates['end']);
     $oSpecialDate->addSeconds(1);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId1, 2, 10, 10, 0, 0.5, 0.99, $oNow->format('%Y-%m-%d %H:%M:%S'), 0);
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), 9, 9, 59, 59, 0, 95, 0.995, $oNow->format('%Y-%m-%d %H:%M:%S'), 0);
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId2, 3, 30, 30, 0, 0.4, 0.5, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), 0, $aDates['end']->format('%Y-%m-%d %H:30:00'));
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId2, 3, 30, 30, 0, 0.4, 0.5, $aDates['start']->format('%Y-%m-%d %H:30:00'), 0, $aDates['end']->format('%Y-%m-%d %H:%M:%S'));
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId2, 4, 10, 10, 0, 0.4, 0.5, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), 0, $aDates['end']->format('%Y-%m-%d %H:30:00'));
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId2, 4, 20, 20, 0, 0.8, 0.5, $aDates['start']->format('%Y-%m-%d %H:30:00'), 0, $oSpecialDate->format('%Y-%m-%d %H:%M:%S'));
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($previousOperationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($aDates['start']);
     $oSpecialDate = new Date($aDates['end']);
     $oSpecialDate->addSeconds(1);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId3, 5, 200, 200, 0, 0.2, 0.95, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), 0, $aDates['end']->format('%Y-%m-%d %H:30:00'));
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId3, 5, 100, 100, 0, 0.4, 0.95, $aDates['start']->format('%Y-%m-%d %H:30:00'), 0, $oSpecialDate->format('%Y-%m-%d %H:%M:%S'));
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aEmptyZoneAdArray);
     $this->assertEqual(count($result), 4);
     $this->assertEqual(count($result[1]), 2);
     $this->assertEqual($result[1][1]['ad_id'], $bannerId1);
     $this->assertEqual($result[1][1]['zone_id'], 1);
     $this->assertNull($result[1][1]['required_impressions']);
     $this->assertNull($result[1][1]['requested_impressions']);
     $this->assertNull($result[1][1]['priority_factor']);
     $this->assertNull($result[1][1]['past_zone_traffic_fraction']);
     $this->assertEqual($result[1][1]['impressions'], 1);
     $this->assertEqual($result[1][2]['ad_id'], $bannerId1);
     $this->assertEqual($result[1][2]['zone_id'], 2);
     $this->assertEqual($result[1][2]['required_impressions'], 10);
     $this->assertEqual($result[1][2]['requested_impressions'], 10);
     $this->assertEqual($result[1][2]['priority_factor'], 0.5);
     $this->assertEqual($result[1][2]['past_zone_traffic_fraction'], 0.99);
     $this->assertEqual($result[1][2]['impressions'], 1);
     $this->assertEqual(count($result[2]), 2);
     $this->assertEqual($result[2][3]['ad_id'], $bannerId2);
     $this->assertEqual($result[2][3]['zone_id'], 3);
     $this->assertEqual($result[2][3]['required_impressions'], 30);
     $this->assertEqual($result[2][3]['requested_impressions'], 30);
     $this->assertEqual($result[2][3]['priority_factor'], 0.4);
     $this->assertEqual($result[2][3]['past_zone_traffic_fraction'], 0.5);
     $this->assertEqual($result[2][3]['impressions'], 2);
     $this->assertEqual($result[2][4]['ad_id'], $bannerId2);
     $this->assertEqual($result[2][4]['zone_id'], 4);
     $this->assertEqual($result[2][4]['required_impressions'], 15);
     $this->assertEqual($result[2][4]['requested_impressions'], 15);
     $this->assertEqual($result[2][4]['priority_factor'], 0.6);
     $this->assertEqual($result[2][4]['past_zone_traffic_fraction'], 0.5);
     $this->assertEqual($result[2][4]['impressions'], 2);
     $this->assertEqual(count($result[3]), 1);
     $this->assertEqual($result[3][5]['ad_id'], $bannerId3);
     $this->assertEqual($result[3][5]['zone_id'], 5);
     $this->assertEqual($result[3][5]['required_impressions'], 150);
     $this->assertEqual($result[3][5]['requested_impressions'], 150);
     $this->assertEqual($result[3][5]['priority_factor'], 0.3);
     $this->assertEqual($result[3][5]['past_zone_traffic_fraction'], 0.95);
     $this->assertEqual($result[3][5]['impressions'], 5);
     $this->assertEqual(count($result[9]), 1);
     $this->assertEqual($result[9][9]['ad_id'], 9);
     $this->assertEqual($result[9][9]['zone_id'], 9);
     $this->assertEqual($result[9][9]['required_impressions'], 59);
     $this->assertEqual($result[9][9]['requested_impressions'], 59);
     $this->assertEqual($result[9][9]['priority_factor'], 95);
     $this->assertEqual($result[9][9]['past_zone_traffic_fraction'], 0.995);
     $this->assertNull($result[9][9]['impressions']);
     $oDate =& $oServiceLocator->get('now');
     DataGenerator::cleanUp();
     $oServiceLocator->register('now', $oDate);
     // Test 18a
     $oZone = new OX_Maintenance_Priority_Zone(array('zoneid' => 4));
     $aAdParams = array('ad_id' => 10, 'active' => 't', 'type' => 'sql', 'weight' => 1);
     $oAd = new OA_Maintenance_Priority_Ad($aAdParams);
     $oZone->addAdvert($oAd);
     $aAdParams = array('ad_id' => 11, 'active' => 't', 'type' => 'sql', 'weight' => 1);
     $oAd = new OA_Maintenance_Priority_Ad($aAdParams);
     $oZone->addAdvert($oAd);
     $aZoneAdArray = array($oZone->id => $oZone);
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $bannerId1 = $this->_insertCampaignBanner();
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId1, 0, 1, 1, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId1, 0, 2, 1, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $bannerId2 = $this->_insertCampaignBanner();
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId2, 0, 3, 2, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId2, 0, 4, 2, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $bannerId3 = $this->_insertCampaignBanner();
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId3, 0, 5, 5, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($previousOperationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($aDates['start']);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId1, 0, 1, 100, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId1, 0, 2, 100, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId2, 0, 3, 200, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId2, 0, 4, 200, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), $bannerId3, 0, 5, 500, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), 4, 0, 5, 500, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), 10, 0, 4, 1000, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     for ($i = 0; $i <= MINUTES_PER_WEEK / $conf['maintenance']['operationInterval']; $i++) {
         $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($previousOperationIntervalID);
     }
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     for ($i = 0; $i <= MINUTES_PER_WEEK / $conf['maintenance']['operationInterval']; $i++) {
         $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($aDates['start']);
     }
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $aDates['start']->format('%Y-%m-%d'), $aDates['start']->format('%H'), 11, 0, 4, 2000, $oNow->format('%Y-%m-%d %H:%M:%S'));
     $idDia = $this->_insertDataIntermediateAd($aData);
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $oSpecialDate = new Date($aDates['end']);
     $oSpecialDate->addSeconds(1);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId1, 2, 10, 10, 0, 0.5, 0.99, $oNow->format('%Y-%m-%d %H:%M:%S'), 0);
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), 9, 9, 59, 59, 0, 95, 0.995, $oNow->format('%Y-%m-%d %H:%M:%S'), 0);
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId2, 3, 30, 30, 0, 0.4, 0.5, $aDates['start']->format('%Y-%m-%d %H:30:00'), 0, $oSpecialDate->format('%Y-%m-%d %H:%M:%S'));
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId2, 3, 30, 30, 0, 0.4, 0.5, $aDates['start']->format('%Y-%m-%d %H:30:00'), 0, $aDates['end']->format('%Y-%m-%d %H:%M:%S'));
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId2, 4, 10, 10, 0, 0.4, 0.5, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), 0, $aDates['end']->format('%Y-%m-%d %H:30:00'));
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId2, 4, 20, 20, 0, 0.8, 0.5, $aDates['start']->format('%Y-%m-%d %H:30:00'), 0, $oSpecialDate->format('%Y-%m-%d %H:%M:%S'));
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($previousOperationIntervalID);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($aDates['start']);
     $oSpecialDate = new Date($aDates['end']);
     $oSpecialDate->addSeconds(1);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId3, 5, 200, 200, 0, 0.2, 0.95, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), 0, $aDates['end']->format('%Y-%m-%d %H:30:00'));
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), $bannerId3, 5, 100, 100, 0, 0.4, 0.95, $aDates['start']->format('%Y-%m-%d %H:30:00'), 0, $oSpecialDate->format('%Y-%m-%d %H:%M:%S'));
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), 10, 4, 1000, 1000, 0, 1, 0.9, $aDates['start']->format('%Y-%m-%d %H:30:00'), 0, $oSpecialDate->format('%Y-%m-%d %H:%M:%S'));
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $operationIntervalID = OX_OperationInterval::convertDateToOperationIntervalID($oDate);
     $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($operationIntervalID);
     for ($i = 0; $i <= MINUTES_PER_WEEK / $conf['maintenance']['operationInterval']; $i++) {
         $previousOperationIntervalID = OX_OperationInterval::previousOperationIntervalID($previousOperationIntervalID);
     }
     $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($oDate);
     for ($i = 0; $i <= MINUTES_PER_WEEK / $conf['maintenance']['operationInterval']; $i++) {
         $aDates = OX_OperationInterval::convertDateToPreviousOperationIntervalStartAndEndDates($aDates['start']);
     }
     $oSpecialDate = new Date($aDates['end']);
     $oSpecialDate->addSeconds(1);
     $aData = array($conf['maintenance']['operationInterval'], $previousOperationIntervalID, $aDates['start']->format('%Y-%m-%d %H:%M:%S'), $aDates['end']->format('%Y-%m-%d %H:%M:%S'), 11, 4, 2000, 2000, 0, 1, 0.9, $aDates['start']->format('%Y-%m-%d %H:30:00'), 0, $oSpecialDate->format('%Y-%m-%d %H:%M:%S'));
     $this->_insertDataSummaryAdZoneAssoc($aData);
     $result =& $oMaxDalMaintenance->getPreviousAdDeliveryInfo($aZoneAdArray);
     $this->assertEqual(count($result), 5);
     $this->assertEqual(count($result[1]), 2);
     $this->assertEqual($result[1][1]['ad_id'], $bannerId1);
     $this->assertEqual($result[1][1]['zone_id'], 1);
     $this->assertNull($result[1][1]['required_impressions']);
     $this->assertNull($result[1][1]['requested_impressions']);
     $this->assertNull($result[1][1]['priority_factor']);
     $this->assertNull($result[1][1]['past_zone_traffic_fraction']);
     $this->assertEqual($result[1][1]['impressions'], 1);
     $this->assertEqual($result[1][2]['ad_id'], $bannerId1);
     $this->assertEqual($result[1][2]['zone_id'], 2);
     $this->assertEqual($result[1][2]['required_impressions'], 10);
     $this->assertEqual($result[1][2]['requested_impressions'], 10);
     $this->assertEqual($result[1][2]['priority_factor'], 0.5);
     $this->assertEqual($result[1][2]['past_zone_traffic_fraction'], 0.99);
     $this->assertEqual($result[1][2]['impressions'], 1);
     $this->assertEqual(count($result[2]), 2);
     $this->assertEqual($result[2][3]['ad_id'], $bannerId2);
     $this->assertEqual($result[2][3]['zone_id'], 3);
     $this->assertEqual($result[2][3]['required_impressions'], 30);
     $this->assertEqual($result[2][3]['requested_impressions'], 30);
     $this->assertEqual($result[2][3]['priority_factor'], 0.4);
     $this->assertEqual($result[2][3]['past_zone_traffic_fraction'], 0.5);
     $this->assertEqual($result[2][3]['impressions'], 2);
     $this->assertEqual($result[2][4]['ad_id'], $bannerId2);
     $this->assertEqual($result[2][4]['zone_id'], 4);
     $this->assertEqual($result[2][4]['required_impressions'], 15);
     $this->assertEqual($result[2][4]['requested_impressions'], 15);
     $this->assertEqual($result[2][4]['priority_factor'], 0.6);
     $this->assertEqual($result[2][4]['past_zone_traffic_fraction'], 0.5);
     $this->assertEqual($result[2][4]['impressions'], 2);
     $this->assertEqual(count($result[3]), 1);
     $this->assertEqual($result[3][5]['ad_id'], $bannerId3);
     $this->assertEqual($result[3][5]['zone_id'], 5);
     $this->assertEqual($result[3][5]['required_impressions'], 150);
     $this->assertEqual($result[3][5]['requested_impressions'], 150);
     $this->assertEqual($result[3][5]['priority_factor'], 0.3);
     $this->assertEqual($result[3][5]['past_zone_traffic_fraction'], 0.95);
     $this->assertEqual($result[3][5]['impressions'], 5);
     $this->assertEqual(count($result[9]), 1);
     $this->assertEqual($result[9][9]['ad_id'], 9);
     $this->assertEqual($result[9][9]['zone_id'], 9);
     $this->assertEqual($result[9][9]['required_impressions'], 59);
     $this->assertEqual($result[9][9]['requested_impressions'], 59);
     $this->assertEqual($result[9][9]['priority_factor'], 95);
     $this->assertEqual($result[9][9]['past_zone_traffic_fraction'], 0.995);
     $this->assertNull($result[9][9]['impressions']);
     $this->assertEqual(count($result[10]), 1);
     $this->assertEqual($result[10][4]['ad_id'], 10);
     $this->assertEqual($result[10][4]['zone_id'], 4);
     $this->assertEqual($result[10][4]['required_impressions'], 1000);
     $this->assertEqual($result[10][4]['requested_impressions'], 1000);
     $this->assertEqual($result[10][4]['priority_factor'], 1);
     $this->assertEqual($result[10][4]['past_zone_traffic_fraction'], 0.9);
     $this->assertEqual($result[10][4]['impressions'], 1000);
     TestEnv::restoreEnv();
 }