Add __debugInfo() magic method

class Foo {
  private $val = 'Random, meaningless data';

  public function count() { return 42; }

  public function __debugInfo() {
    return ['count' => $this->count()];
  }
}

$f = new Foo;
var_dump($f);

1 files changed, 26 insertions, 0 deletions

diff --git a/Zend/tests/debug_info.phpt b/Zend/tests/debug_info.phpt
new file mode 100644
index 0000000000..c7c9f23be5
--- /dev/null
+++ b/Zend/tests/debug_info.phpt
@@ -0,0 +1,26 @@
+--TEST--
+Testing __debugInfo() magic method
+--FILE--
+<?php
+
+class Foo {
+  public $d = 4;
+  protected $e = 5;
+  private $f = 6;
+
+  public function __debugInfo() {
+    return ['a'=>1, "\0*\0b"=>2, "\0Foo\0c"=>3];
+  }
+}
+
+$f = new Foo;
+var_dump($f);
+--EXPECT--
+object(Foo)#1 (3) {
+  ["a"]=>
+  int(1)
+  ["b":protected]=>
+  int(2)
+  ["c":"Foo":private]=>
+  int(3)
+}