- DOS 2 UNIX

1 files changed, 97 insertions, 0 deletions

diff --git a/ext/spl/tests/iterator_003.phpt b/ext/spl/tests/iterator_003.phpt
new file mode 100755
index 0000000000..c60776cb33
--- /dev/null
+++ b/ext/spl/tests/iterator_003.phpt
@@ -0,0 +1,97 @@
+--TEST--
+SPL: CachingIterator and __toString()
+--SKIPIF--
+<?php if (!extension_loaded("spl")) print "skip"; ?>
+--FILE--
+<?php
+
+class Student
+{
+	private $id;
+	private $name;
+
+    public function __construct($id, $name)
+    {
+    	$this->id = $id;
+    	$this->name = $name;
+    }
+
+	public function __toString()
+	{
+		return $this->id . ', ' . $this->name;
+	}
+	
+	public function getId()
+	{
+		return $this->id;
+	}
+}
+
+class StudentIdFilter extends FilterIterator
+{
+	private $id;
+
+	public function __construct(ArrayObject $students, Student $other)
+	{
+		FilterIterator::__construct($students->getIterator());
+		$this->id = $other->getId();
+	}
+	
+	public function accept()
+	{
+		echo "ACCEPT ".$this->current()->getId()." == ".$this->id."\n";
+		return $this->current()->getId() == $this->id;
+	}
+}
+
+class StudentList implements IteratorAggregate
+{
+	private $students;
+	
+	public function __construct()
+	{
+		$this->students = new ArrayObject(array());
+	}
+	
+	public function add(Student $student)
+	{
+		if (!$this->contains($student)) {
+			$this->students[] = $student;
+		}
+	}
+	
+	public function contains(Student $student)
+	{
+		foreach ($this->students as $s)
+		{
+			if ($s->getId() == $student->getId()) {
+				return true;
+			}
+		}
+		return false;
+	}
+	
+	public function getIterator() {
+		return new CachingIterator($this->students->getIterator(), true);
+	}
+}
+
+$students = new StudentList();
+$students->add(new Student('01234123', 'Joe'));
+$students->add(new Student('00000014', 'Bob'));
+$students->add(new Student('00000014', 'Foo'));
+
+// The goal is to verify we can access the cached string value even if it was
+// generated by a call to __toString(). To check this we need to access the
+// iterator's __toString() method.
+$it = $students->getIterator();
+foreach ($it as $student) {
+	echo $it->__toString(), "\n";
+}
+?>
+===DONE===
+<?php exit(0); ?>
+--EXPECT--
+01234123, Joe
+00000014, Bob
+===DONE===