name : single_link_007.phpt --TEST-- single_link_007: Test many corner cases --FILE-- <?php $dir = dirname(__FILE__); require 'Structures/LinkedList/Single.php'; require 'SingleLinkTester.php'; $xyy = new Structures_LinkedList_Single(); // prepend to an empty list corner case: 1 $xyy->prependNode($tester1); print "Current: {$xyy->current()->getNumb()}\n"; // prepend to a list with only one element: 21 $xyy->prependNode($tester2); print "Current: {$xyy->current()->getNumb()}\n"; // insert after tail node corner case: 213 $xyy->insertNode($tester3, $tester1); print "Current: {$xyy->current()->getNumb()}\n"; // insert before root node corner case: 4213 $xyy->insertNode($tester4, $tester2, true); print "Current: {$xyy->current()->getNumb()}\n"; // insert before tail node corner case: 42153 $xyy->insertNode($tester5, $tester3, true); print "Current: {$xyy->current()->getNumb()}\n"; print "Foreach: "; foreach ($xyy as $node) { print $node->getNumb(); } print "\nWhile (in reverse): "; // test reverse iteration with while() $link = $xyy->end(); do { print $link->getNumb(); } while ($link = $xyy->previous()); ?> --EXPECT-- Current: 1 Current: 1 Current: 1 Current: 1 Current: 1 Foreach: 42153 While (in reverse): 35124