Add new interface ArrayAccess to use objects as Arrays

1 files changed, 198 insertions, 0 deletions

diff --git a/tests/classes/array_access_001.phpt b/tests/classes/array_access_001.phpt
new file mode 100644
index 0000000000..08b741e1c8
--- /dev/null
+++ b/tests/classes/array_access_001.phpt
@@ -0,0 +1,198 @@
+--TEST--
+ZE2 ArrayAccess
+--SKIPIF--
+<?php
+	if (!class_exists('ArrayAccess')) die('skip ArrayAccess not present');
+?>
+--FILE--
+<?php
+class Object implements ArrayAccess {
+
+	public $a = array('1st', 1, 2=>'3rd', '4th'=>4);
+
+	function offsetExists($index) {
+		echo __METHOD__ . "($index)\n";
+		return array_key_exists($index, $this->a);
+	}
+	function offsetGet($index) {
+		echo __METHOD__ . "($index)\n";
+		return $this->a[$index];
+	}
+	function offsetSet($index, $newval) {
+		echo __METHOD__ . "($index,$newval)\n";
+		return $this->a[$index] = $newval;
+	}
+	function offsetUnset($index) {
+		echo __METHOD__ . "($index)\n";
+		unset($this->a[$index]);
+	}
+}
+
+$obj = new Object;
+
+var_dump($obj->a);
+
+echo "===EMPTY===\n";
+var_dump(empty($obj[0]));
+var_dump(empty($obj[1]));
+var_dump(empty($obj[2]));
+var_dump(empty($obj['4th']));
+var_dump(empty($obj['5th']));
+var_dump(empty($obj[6]));
+
+echo "===isset===\n";
+var_dump(isset($obj[0]));
+var_dump(isset($obj[1]));
+var_dump(isset($obj[2]));
+var_dump(isset($obj['4th']));
+var_dump(isset($obj['5th']));
+var_dump(isset($obj[6]));
+
+echo "===offsetGet===\n";
+var_dump($obj[0]);
+var_dump($obj[1]);
+var_dump($obj[2]);
+var_dump($obj['4th']);
+var_dump($obj['5th']);
+var_dump($obj[6]);
+
+echo "===offsetSet===\n";
+echo "WRITE 1\n";
+$obj[1] = 'Changed 1';
+var_dump($obj[1]);
+echo "WRITE 2\n";
+$obj['4th'] = 'Changed 4th';
+var_dump($obj['4th']);
+echo "WRITE 3\n";
+$obj['5th'] = 'Added 5th';
+var_dump($obj['5th']);
+echo "WRITE 4\n";
+$obj[6] = 'Added 6';
+var_dump($obj[6]);
+
+var_dump($obj[0]);
+var_dump($obj[2]);
+
+$x = $obj[6] = 'changed 6';
+var_dump($obj[6]);
+var_dump($x);
+
+echo "===unset===\n";
+var_dump($obj->a);
+unset($obj[2]);
+unset($obj['4th']);
+unset($obj[7]);
+unset($obj['8th']);
+var_dump($obj->a);
+
+?>
+===DONE===
+--EXPECTF--
+array(4) {
+  [0]=>
+  string(3) "1st"
+  [1]=>
+  int(1)
+  [2]=>
+  string(3) "3rd"
+  ["4th"]=>
+  int(4)
+}
+===EMPTY===
+object::offsetExists(0)
+bool(false)
+object::offsetExists(1)
+bool(false)
+object::offsetExists(2)
+bool(false)
+object::offsetExists(4th)
+bool(false)
+object::offsetExists(5th)
+bool(true)
+object::offsetExists(6)
+bool(true)
+===isset===
+object::offsetExists(0)
+bool(true)
+object::offsetExists(1)
+bool(true)
+object::offsetExists(2)
+bool(true)
+object::offsetExists(4th)
+bool(true)
+object::offsetExists(5th)
+bool(false)
+object::offsetExists(6)
+bool(false)
+===offsetGet===
+object::offsetGet(0)
+string(3) "1st"
+object::offsetGet(1)
+int(1)
+object::offsetGet(2)
+string(3) "3rd"
+object::offsetGet(4th)
+int(4)
+object::offsetGet(5th)
+
+Notice: Undefined index:  5th in %sarray_access_001.php on line %d
+NULL
+object::offsetGet(6)
+
+Notice: Undefined offset:  6 in %sarray_access_001.php on line %d
+NULL
+===offsetSet===
+WRITE 1
+object::offsetSet(1,Changed 1)
+object::offsetGet(1)
+string(9) "Changed 1"
+WRITE 2
+object::offsetSet(4th,Changed 4th)
+object::offsetGet(4th)
+string(11) "Changed 4th"
+WRITE 3
+object::offsetSet(5th,Added 5th)
+object::offsetGet(5th)
+string(9) "Added 5th"
+WRITE 4
+object::offsetSet(6,Added 6)
+object::offsetGet(6)
+string(7) "Added 6"
+object::offsetGet(0)
+string(3) "1st"
+object::offsetGet(2)
+string(3) "3rd"
+object::offsetSet(6,changed 6)
+object::offsetGet(6)
+string(9) "changed 6"
+string(9) "changed 6"
+===unset===
+array(6) {
+  [0]=>
+  string(3) "1st"
+  [1]=>
+  string(9) "Changed 1"
+  [2]=>
+  string(3) "3rd"
+  ["4th"]=>
+  string(11) "Changed 4th"
+  ["5th"]=>
+  string(9) "Added 5th"
+  [6]=>
+  string(9) "changed 6"
+}
+object::offsetUnset(2)
+object::offsetUnset(4th)
+object::offsetUnset(7)
+object::offsetUnset(8th)
+array(4) {
+  [0]=>
+  string(3) "1st"
+  [1]=>
+  string(9) "Changed 1"
+  ["5th"]=>
+  string(9) "Added 5th"
+  [6]=>
+  string(9) "changed 6"
+}
+===DONE===