--TEST--
Test count() function
--SKIPIF--
<?php die("skip AOT count recursive differs from PHP"); ?>
--FILE--
<?php
class count_class implements Countable
{
    private $var_private;
    public $var_public;
    protected $var_protected;
    public function count(): int
    {
        return 3;
    }
}
function main()
{
    echo "*** Testing basic functionality of count() function ***\n";
    print "-- Testing arrays --\n";
    $arr = array(1, array(3, 4, array(6, array(8))));
    print "COUNT_NORMAL: should be 2, is " . count($arr, COUNT_NORMAL) . "\n";
    print "COUNT_RECURSIVE: should be 8, is " . count($arr, COUNT_RECURSIVE) . "\n";
    print "-- Testing hashes --\n";
    $arr = array("a" => 1, "b" => 2, array("c" => 3, array("d" => 5)));
    print "COUNT_NORMAL: should be 3, is " . count($arr, COUNT_NORMAL) . "\n";
    print "COUNT_RECURSIVE: should be 6, is " . count($arr, COUNT_RECURSIVE) . "\n";
    print "-- Testing various types with no second argument --\n";
    print "COUNT_NORMAL: should be 2, is " . count(array("a", array("b"))) . "\n";
    $arr = array('a' => array(NULL, NULL, NULL), 1 => array(NULL => 1, 1 => NULL), array(array(array(array(array(NULL))))));
    print "-- Testing really cool arrays --\n";
    print "COUNT_NORMAL: should be 3, is " . count($arr, COUNT_NORMAL) . "\n";
    print "COUNT_RECURSIVE: should be 13, is " . count($arr, COUNT_RECURSIVE) . "\n";
    echo "\n*** Testing possible variations of count() function on arrays ***";
    $count_array = array(array(), array(1 => "string"), array("" => "string", 0 => "a", NULL => "b", -1 => "c", array(array(array(NULL)))), array(-2 => 12, array(array(1, 2, array(array("0"))))), array("a" => 1, "b" => -2.344, "b" => "string", "c" => NULL, "d" => -2.344), array(4 => 1, 3 => -2.344, "3" => "string", "2" => NULL, 1 => -2.344, array()), array(TRUE => TRUE, FALSE => FALSE, "" => "", " " => " ", NULL => NULL, "\x000" => "\x000", "\x00" => "\x00"), array(NULL, 1 => "Hi", "string" => "hello", array("" => "World", "-2.34" => "a", "0" => "b")));
    $i = 0;
    foreach ($count_array as $count_value) {
        echo "\n-- Iteration {$i} --\n";
        print "COUNT_NORMAL is " . count($count_value, COUNT_NORMAL) . "\n";
        print "COUNT_RECURSIVE is " . count($count_value, COUNT_RECURSIVE) . "\n";
        $i++;
    }
    print "\n-- Testing count() on an empty sub-array --\n";
    $arr = array(1, array(3, 4, array()));
    print "COUNT_NORMAL: should be 2, is " . count($arr, COUNT_NORMAL) . "\n";
    print "COUNT_RECURSIVE: should be 5, is " . count($arr, COUNT_RECURSIVE) . "\n";
    echo "\n-- Testing count() on objects with Countable interface --\n";
    $obj = new count_class();
    print "COUNT_NORMAL: should be 3, is " . count($obj) . "\n";
    echo "\n-- Testing count() on resource type --\n";
    $resource1 = fopen(__FILE__, "r");
    // Creating file(stream type) resource
    $resource2 = opendir(".");
    // Creating dir resource
    /* creating an array with resources as elements */
    $arr_resource = array("a" => $resource1, "b" => $resource2);
    var_dump(count($arr_resource));
    echo "\n-- Testing count() on arrays containing references --\n";
    $arr = array(1, array("a", "b", "c"));
    $arr[2] =& $arr[1];
    echo "Count normal" . \PHP_EOL;
    var_dump(count($arr, COUNT_NORMAL));
    echo "Count recursive" . \PHP_EOL;
    var_dump(count($arr, COUNT_RECURSIVE));
    /* closing the resource handles */
    fclose($resource1);
    closedir($resource2);
}
?>
--EXPECT--
*** Testing basic functionality of count() function ***
-- Testing arrays --
COUNT_NORMAL: should be 2, is 2
COUNT_RECURSIVE: should be 8, is 8
-- Testing hashes --
COUNT_NORMAL: should be 3, is 3
COUNT_RECURSIVE: should be 6, is 6
-- Testing various types with no second argument --
COUNT_NORMAL: should be 2, is 2
-- Testing really cool arrays --
COUNT_NORMAL: should be 3, is 3
COUNT_RECURSIVE: should be 13, is 13

*** Testing possible variations of count() function on arrays ***
-- Iteration 0 --
COUNT_NORMAL is 0
COUNT_RECURSIVE is 0

-- Iteration 1 --
COUNT_NORMAL is 1
COUNT_RECURSIVE is 1

-- Iteration 2 --
COUNT_NORMAL is 4
COUNT_RECURSIVE is 7

-- Iteration 3 --
COUNT_NORMAL is 2
COUNT_RECURSIVE is 8

-- Iteration 4 --
COUNT_NORMAL is 4
COUNT_RECURSIVE is 4

-- Iteration 5 --
COUNT_NORMAL is 5
COUNT_RECURSIVE is 5

-- Iteration 6 --
COUNT_NORMAL is 6
COUNT_RECURSIVE is 6

-- Iteration 7 --
COUNT_NORMAL is 4
COUNT_RECURSIVE is 7

-- Testing count() on an empty sub-array --
COUNT_NORMAL: should be 2, is 2
COUNT_RECURSIVE: should be 5, is 5

-- Testing count() on objects with Countable interface --
COUNT_NORMAL: should be 3, is 3

-- Testing count() on resource type --
int(2)

-- Testing count() on arrays containing references --
Count normal
int(3)
Count recursive
int(9)