Add new test

diff --git a/ext/spl/tests/iterator_aggregation.phpt b/ext/spl/tests/iterator_aggregation.phpt
new file mode 100755 (executable)
index 0000000..2fd6902
--- /dev/null
+++ b/ext/spl/tests/iterator_aggregation.phpt
@@ -0,0 +1,162 @@
+--TEST--
+SPL: Iterator aggregating inner iterator's methods
+--SKIPIF--
+<?php if (!extension_loaded("spl")) print "skip"; ?>
+--FILE--
+<?php
+
+class NumericArrayIterator implements Iterator
+{
+       protected $a;
+       protected $i = 0;
+
+       public function __construct($a)
+       {
+               echo __METHOD__ . "\n";
+               $this->a = $a;
+       }
+
+       public function rewind()
+       {
+               echo __METHOD__ . "\n";
+               $this->i = 0;
+       }
+
+       public function valid()
+       {
+               $ret = $this->i < count($this->a);
+               echo __METHOD__ . '(' . ($ret ? 'true' : 'false') . ")\n";
+               return $ret;
+       }
+
+       public function key()
+       {
+               echo __METHOD__ . "\n";
+               return $this->i;
+       }
+
+       public function current()
+       {
+               echo __METHOD__ . "\n";
+               return $this->a[$this->i];
+       }
+
+       public function next()
+       {
+               echo __METHOD__ . "\n";
+               $this->i++;
+       }
+       
+       public function greaterThen($comp)
+       {
+               echo get_class($this) . '::' . __FUNCTION__ . '(' . $comp . ")\n";
+               return $this->current() > $comp;
+       }
+}
+
+class SeekableNumericArrayIterator extends NumericArrayIterator implements SeekableIterator
+{
+       public function seek($index)
+       {
+               if ($index < count($this->a)) {
+                       $this->i = $index;
+               }
+               echo __METHOD__ . '(' . $index . ")\n";
+       }
+}
+
+$a = array(1, 2, 3, 4, 5);
+$it = new LimitIterator(new NumericArrayIterator($a), 1, 3);
+foreach ($it as $v)
+{
+       print $v . ' is ' . ($it->greaterThen(2) ? 'greater than 2' : 'less than or equal 2') . "\n";
+}
+
+echo "===SEEKABLE===\n";
+$a = array(1, 2, 3, 4, 5);
+$it = new LimitIterator(new SeekableNumericArrayIterator($a), 1, 3);
+foreach($it as $v)
+{
+       print $v . ' is ' . ($it->greaterThen(2) ? 'greater than 2' : 'less than or equal 2') . "\n";
+}
+
+echo "===STACKED===\n";
+$a = array(1, 2, 3, 4, 5);
+$it = new CachingIterator(new LimitIterator(new SeekableNumericArrayIterator($a), 1, 3));
+foreach($it as $v)
+{
+       print $v . ' is ' . ($it->greaterThen(2) ? 'greater than 2' : 'less than or equal 2') . "\n";
+}
+
+?>
+===DONE===
+<?php exit(0); ?>
+--EXPECT--
+NumericArrayIterator::__construct
+NumericArrayIterator::rewind
+NumericArrayIterator::valid(true)
+NumericArrayIterator::next
+NumericArrayIterator::valid(true)
+NumericArrayIterator::valid(true)
+NumericArrayIterator::current
+NumericArrayIterator::key
+LimitIterator::greaterThen(2)
+2 is less than or equal 2
+NumericArrayIterator::next
+NumericArrayIterator::valid(true)
+NumericArrayIterator::current
+NumericArrayIterator::key
+LimitIterator::greaterThen(2)
+3 is greater than 2
+NumericArrayIterator::next
+NumericArrayIterator::valid(true)
+NumericArrayIterator::current
+NumericArrayIterator::key
+LimitIterator::greaterThen(2)
+4 is greater than 2
+NumericArrayIterator::next
+===SEEKABLE===
+NumericArrayIterator::__construct
+NumericArrayIterator::rewind
+SeekableNumericArrayIterator::seek(1)
+NumericArrayIterator::valid(true)
+NumericArrayIterator::current
+NumericArrayIterator::key
+LimitIterator::greaterThen(2)
+2 is less than or equal 2
+NumericArrayIterator::next
+NumericArrayIterator::valid(true)
+NumericArrayIterator::current
+NumericArrayIterator::key
+LimitIterator::greaterThen(2)
+3 is greater than 2
+NumericArrayIterator::next
+NumericArrayIterator::valid(true)
+NumericArrayIterator::current
+NumericArrayIterator::key
+LimitIterator::greaterThen(2)
+4 is greater than 2
+NumericArrayIterator::next
+===STACKED===
+NumericArrayIterator::__construct
+NumericArrayIterator::rewind
+SeekableNumericArrayIterator::seek(1)
+NumericArrayIterator::valid(true)
+NumericArrayIterator::current
+NumericArrayIterator::key
+NumericArrayIterator::next
+NumericArrayIterator::valid(true)
+NumericArrayIterator::current
+NumericArrayIterator::key
+CachingIterator::greaterThen(2)
+2 is less than or equal 2
+NumericArrayIterator::next
+NumericArrayIterator::valid(true)
+NumericArrayIterator::current
+NumericArrayIterator::key
+CachingIterator::greaterThen(2)
+3 is greater than 2
+NumericArrayIterator::next
+CachingIterator::greaterThen(2)
+4 is greater than 2
+===DONE===