Backported 5.3 tests to 5.2 and added more RecursiveIteratorIterator tests

ext/spl/tests/iterator_069.phpt

@@ -0,0 +1,17 @@
+--TEST--
+SPL: RecursiveIteratorIterator cannot be used with foreach by reference
+--FILE--
+<?php 
+
+$arr = array(array(1,2));
+$arrOb = new ArrayObject($arr);
+
+$recArrIt = new RecursiveArrayIterator($arrOb->getIterator());
+
+$recItIt = new RecursiveIteratorIterator($recArrIt);
+
+foreach ($recItIt as &$val) echo "$val\n";
+
+?>
+--EXPECTF--
+Fatal error: An iterator cannot be used with foreach by reference in %s on line %d

ext/spl/tests/iterator_070.phpt

@@ -0,0 +1,20 @@
+--TEST--
+SPL: RecursiveIteratorIterator - Ensure that non-overriden methods execute problem free.
+--FILE--
+<?php
+
+$array = array();
+$recArrIt = new RecursiveArrayIterator($array);
+
+$recItIt = new RecursiveIteratorIterator($recArrIt);
+
+var_dump($recItIt->beginIteration());
+var_dump($recItIt->endIteration());
+var_dump($recItIt->nextElement());
+
+?>
+
+--EXPECTF--
+NULL
+NULL
+NULL

ext/spl/tests/iterator_071.phpt

@@ -0,0 +1,32 @@
+--TEST--
+SPL: RecursiveIteratorIterator - Test where the case is RS_SELF and mode is CHILD_FIRST
+--FILE--
+<?php 
+
+$arr = array(array(1,2),2);
+$arrOb = new ArrayObject($arr);
+
+$recArrIt = new RecursiveArrayIterator($arrOb->getIterator());
+
+class MyRecursiveIteratorIterator extends RecursiveIteratorIterator {
+    
+    function nextelement() {
+    	echo __METHOD__."\n";
+    }
+}
+
+
+$recItIt = new MyRecursiveIteratorIterator($recArrIt, RecursiveIteratorIterator::CHILD_FIRST);
+
+foreach ($recItIt as $key => $val) echo "$key\n";
+
+?>
+--EXPECTF--
+MyRecursiveIteratorIterator::nextelement
+0
+MyRecursiveIteratorIterator::nextelement
+1
+MyRecursiveIteratorIterator::nextelement
+0
+MyRecursiveIteratorIterator::nextelement
+1

ext/spl/tests/recursiveIteratorIterator_beginchildren_error.phpt

@@ -0,0 +1,36 @@
+--TEST--
+SPL: RecursiveIteratorIterator - Exception thrown in beginchildren which should be handled in next()
+--FILE--
+<?php 
+
+$arr = array(array(1,2),2);
+$arrOb = new ArrayObject($arr);
+
+$recArrIt = new RecursiveArrayIterator($arrOb->getIterator());
+
+class MyRecursiveIteratorIterator extends RecursiveIteratorIterator {
+    
+    function beginchildren() {
+    	throw new Exception;
+    }
+}
+
+
+$recItIt = new MyRecursiveIteratorIterator($recArrIt, RecursiveIteratorIterator::LEAVES_ONLY, RecursiveIteratorIterator::CATCH_GET_CHILD);
+
+var_dump($recItIt->next());
+
+$recItIt2 = new MyRecursiveIteratorIterator($recArrIt, RecursiveIteratorIterator::LEAVES_ONLY);
+
+var_dump($recItIt2->next());
+
+?>
+--EXPECTF--
+NULL
+
+Fatal error: Uncaught exception 'Exception' in %s
+Stack trace:
+#0 [internal function]: MyRecursiveIteratorIterator->beginchildren()
+#1 %s: RecursiveIteratorIterator->next()
+#2 {main}
+  thrown in %s on line %d

ext/spl/tests/recursiveIteratorIterator_callHasChildren_error.phpt

@@ -0,0 +1,36 @@
+--TEST--
+SPL: RecursiveIteratorIterator - Exception thrown in callHasChildren which should be handled in next()
+--FILE--
+<?php 
+
+$arr = array(1,2);
+$arrOb = new ArrayObject($arr);
+
+$recArrIt = new RecursiveArrayIterator($arrOb->getIterator());
+
+class MyRecursiveIteratorIterator extends RecursiveIteratorIterator {
+    
+    function callHasChildren() {
+    	throw new Exception;
+    }
+}
+
+
+$recItIt = new MyRecursiveIteratorIterator($recArrIt, RecursiveIteratorIterator::LEAVES_ONLY, RecursiveIteratorIterator::CATCH_GET_CHILD);
+
+var_dump($recItIt->next());
+
+$recItIt2 = new MyRecursiveIteratorIterator($recArrIt, RecursiveIteratorIterator::LEAVES_ONLY);
+
+var_dump($recItIt2->next());
+
+?>
+--EXPECTF--
+NULL
+
+Fatal error: Uncaught exception 'Exception' in %s
+Stack trace:
+#0 [internal function]: MyRecursiveIteratorIterator->callHasChildren()
+#1 %s: RecursiveIteratorIterator->next()
+#2 {main}
+  thrown in %s on line %d

ext/spl/tests/recursiveIteratorIterator_endchildren_error.phpt

@@ -0,0 +1,42 @@
+--TEST--
+SPL: RecursiveIteratorIterator - Exception thrown in endchildren which should be handled in next()
+--FILE--
+<?php 
+
+$arr = array(array(1,2));
+$arrOb = new ArrayObject($arr);
+
+$recArrIt = new RecursiveArrayIterator($arrOb->getIterator());
+
+class MyRecursiveIteratorIterator extends RecursiveIteratorIterator {
+    
+    function endchildren() {
+    	throw new Exception;
+    }
+}
+
+
+$recItIt = new MyRecursiveIteratorIterator($recArrIt, RecursiveIteratorIterator::LEAVES_ONLY, RecursiveIteratorIterator::CATCH_GET_CHILD);
+
+foreach ($recItIt as $val) echo "$val\n";
+
+$recItIt2 = new MyRecursiveIteratorIterator($recArrIt, RecursiveIteratorIterator::LEAVES_ONLY);
+
+echo "===NEXT LOOP===\n";
+
+foreach ($recItIt2 as $val) echo "$val\n";
+
+?>
+--EXPECTF--
+1
+2
+===NEXT LOOP===
+1
+2
+
+Fatal error: Uncaught exception 'Exception' in %s
+Stack trace:
+#0 [internal function]: MyRecursiveIteratorIterator->endchildren()
+#1 %s: RecursiveIteratorIterator->next()
+#2 {main}
+  thrown in %s on line %d

ext/spl/tests/recursiveIteratorIterator_nextelement_error.phpt

@@ -0,0 +1,36 @@
+--TEST--
+SPL: RecursiveIteratorIterator - Exception thrown in nextelement which should be handled in next()
+--FILE--
+<?php 
+
+$arr = array(1,2);
+$arrOb = new ArrayObject($arr);
+
+$recArrIt = new RecursiveArrayIterator($arrOb->getIterator());
+
+class MyRecursiveIteratorIterator extends RecursiveIteratorIterator {
+    
+    function nextelement() {
+    	throw new Exception;
+    }
+}
+
+
+$recItIt = new MyRecursiveIteratorIterator($recArrIt, RecursiveIteratorIterator::LEAVES_ONLY, RecursiveIteratorIterator::CATCH_GET_CHILD);
+
+var_dump($recItIt->next());
+
+$recItIt = new MyRecursiveIteratorIterator($recArrIt, RecursiveIteratorIterator::LEAVES_ONLY);
+
+var_dump($recItIt->next());
+
+?>
+--EXPECTF--
+NULL
+
+Fatal error: Uncaught exception 'Exception' in %s
+Stack trace:
+#0 [internal function]: MyRecursiveIteratorIterator->nextelement()
+#1 %s: RecursiveIteratorIterator->next()
+#2 {main}
+  thrown in %s on line %d