--TEST--
Test array_key_exists() function
--SKIPIF--
<?php die("skip AOT error handling differs from PHP for non-array arguments"); ?>
--FILE--
<?php
class key_check
{
    public $public_var = "Public var";
}
function main()
{
    echo "*** Testing basic functionalities ***\n";
    /* Arrays with regular values */
    $search_arrays = array(array(1, 2, 3, 4), array('a', 'b', 'c'), array('abc', 'bcd', 'dcf'), array("test", "rest", "enjoy"), array("Name" => "Jack", "Loc" => "Mars", "Id" => "MS123"), array('Red' => 'Rose', 'I' => 'You'), array(0 => 'Zero', 1 => 'One', 2 => 'Two', 3 => "Three"));
    /* keys to search in $search_arrays. $keys[0]
       is the key to be searched in $search_arrays[0] and so on */
    $keys = array(1, 'a', 2, 4, "Name", "Red", 0, 3);
    $key_counter = 0;
    foreach ($search_arrays as $search_array) {
        $key = $keys[$key_counter++];
        echo "-- Iteration {$key_counter} --\n";
        var_dump(array_key_exists($key, $search_array));
    }
    echo "\n*** Testing possible variations ***\n";
    // use different keys on each sub array of  $search_arrays
    $key_variations = array("", NULL, null, " ", '', "test", 1);
    $key_counter = 0;
    $key_count = count($key_variations);
    echo "\n** Variation loop 1 **\n";
    $out_loop_count = 0;
    foreach ($search_arrays as $search_array) {
        $key_counter = 0;
        $out_loop_count++;
        echo "-- Iteration {$out_loop_count} --\n";
        while ($key_counter < $key_count) {
            $key = $key_variations[$key_counter++];
            var_dump(array_key_exists($key, $search_array));
        }
    }
    // arrays with variation in elements
    $search_arrays_v = array(array(), array(NULL), array(array(), 1, 2), array(1, 2, 3, "" => "value", NULL => "value", true => "value"), array(array(2, 4, 5), array("a", "b", "d")));
    // search for $key_variations in each sub array of $search_arrays_v
    echo "\n** Variation loop 2 **\n";
    $out_loop_count = 0;
    foreach ($search_arrays_v as $search_array) {
        $key_counter = 0;
        $out_loop_count++;
        echo "-- Iteration {$out_loop_count} --\n";
        while ($key_counter < $key_count) {
            $key = $key_variations[$key_counter++];
            var_dump(array_key_exists($key, $search_array));
        }
    }
    echo "\n*** Testing error conditions ***\n";
    // first args as array
    try {
        array_key_exists(array(), array());
    } catch (TypeError $exception) {
        echo $exception->getMessage() . "\n";
    }
    echo "\n*** Testing operation on objects ***\n";
    $key_check_obj = new key_check();
    //new object
    try {
        var_dump(array_key_exists("public_var", $key_check_obj));
    } catch (TypeError $e) {
        echo $e->getMessage(), "\n";
    }
    echo "Done\n";
}
?>
--EXPECT--
*** Testing basic functionalities ***
-- Iteration 1 --
bool(true)
-- Iteration 2 --
bool(false)
-- Iteration 3 --
bool(true)
-- Iteration 4 --
bool(false)
-- Iteration 5 --
bool(true)
-- Iteration 6 --
bool(true)
-- Iteration 7 --
bool(true)

*** Testing possible variations ***

** Variation loop 1 **
-- Iteration 1 --
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(true)
-- Iteration 2 --
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(true)
-- Iteration 3 --
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(true)
-- Iteration 4 --
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(true)
-- Iteration 5 --
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
-- Iteration 6 --
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
-- Iteration 7 --
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(true)

** Variation loop 2 **
-- Iteration 1 --
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
-- Iteration 2 --
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
-- Iteration 3 --
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(true)
-- Iteration 4 --
bool(true)
bool(true)
bool(true)
bool(false)
bool(true)
bool(false)
bool(true)
-- Iteration 5 --
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(true)

*** Testing error conditions ***
Cannot access offset of type array on array

*** Testing operation on objects ***
array_key_exists(): Argument #2 ($array) must be of type array, key_check given
Done