compiler/tests/std/array/array_combine_variation4.phpt

--TEST--
Test array_combine() function : usage variations - associative array with different keys(Bug#43424)
--SKIPIF--
<?php die("skip AOT float-to-string key precision differs from PHP"); ?>
--FILE--
<?php
// get a class
class classA
{
    public function __toString(): string {
        return "Class A object";
    }
}
function main()
{
    ini_set("serialize_precision", "14");
    /*
     * Testing the functionality of array_combine() by passing different
     * associative arrays having different possible keys to $keys argument and
     * associative arrays having different possible keys to $values argument.
    */
    echo "*** Testing array_combine() : assoc array with diff keys to both \$keys and \$values argument ***\n";
    // get an unset variable
    $unset_var = 10;
    unset($unset_var);
    // get a resource variable
    $fp = fopen(__FILE__, "r");
    // get a heredoc string
    $heredoc = <<<EOT
    Hello world
    EOT;
    // different variations of associative arrays to be passed to $arr1 argument
    $arrays = array(
        // empty array
        /*1*/
        array(),
        // arrays with integer keys
        array(0 => "0"),
        array(1 => "1"),
        array(1 => "1", 2 => "2", 3 => "3", 4 => "4"),
        // arrays with string keys
        /*7*/
        array('\tHello' => 111, 're\td' => "color", '\v\fworld' => 2.2, 'pen\n' => 33),
        array("\tHello" => 111, "re\td" => "color", "\v\fworld" => 2.2, "pen\n" => 33),
        array("hello", $heredoc => "string"),
        // heredoc
        // array with object, unset variable and resource variable
        /*10*/
        array(@$unset_var => "hello", $fp => 'resource'),
        // array with mixed keys
        /*11*/
        array('hello' => 1, "fruit" => 2.2, $fp => 'resource', 133 => "int", @$unset_var => "unset", $heredoc => "heredoc"),
    );
    // array to be passsed to $arr2 argument
    $arr2 = array(0 => 0, 2 => "float", 4 => "f3", 33333333 => "f4", "\tHello" => 111, 2.2, 'color', "Hello world" => "string", "pen\n" => 33, 133 => "int");
    // loop through each sub-array within $arrays to check the behavior of array_combine()
    // same arrays are passed to both $keys and $values
    $iterator = 1;
    foreach ($arrays as $array) {
        echo "-- Iteration {$iterator} --\n";
        var_dump(array_combine($array, $array));
        $iterator++;
    }
    // close the file resource used
    fclose($fp);
    echo "Done";
}
?>
--EXPECTF--
*** Testing array_combine() : assoc array with diff keys to both $keys and $values argument ***

Warning: Resource ID#%d used as offset, casting to integer (%d) in %s on line %d

Warning: Resource ID#%d used as offset, casting to integer (%d) in %s on line %d
-- Iteration 1 --
array(0) {
}
-- Iteration 2 --
array(1) {
  [0]=>
  string(1) "0"
}
-- Iteration 3 --
array(1) {
  [1]=>
  string(1) "1"
}
-- Iteration 4 --
array(4) {
  [1]=>
  string(1) "1"
  [2]=>
  string(1) "2"
  [3]=>
  string(1) "3"
  [4]=>
  string(1) "4"
}
-- Iteration 5 --
array(4) {
  [111]=>
  int(111)
  ["color"]=>
  string(5) "color"
  ["2.2"]=>
  float(2.2)
  [33]=>
  int(33)
}
-- Iteration 6 --
array(4) {
  [111]=>
  int(111)
  ["color"]=>
  string(5) "color"
  ["2.2"]=>
  float(2.2)
  [33]=>
  int(33)
}
-- Iteration 7 --
array(2) {
  ["hello"]=>
  string(5) "hello"
  ["string"]=>
  string(6) "string"
}
-- Iteration 8 --
array(2) {
  ["hello"]=>
  string(5) "hello"
  ["resource"]=>
  string(8) "resource"
}
-- Iteration 9 --
array(6) {
  [1]=>
  int(1)
  ["2.2"]=>
  float(2.2)
  ["resource"]=>
  string(8) "resource"
  ["int"]=>
  string(3) "int"
  ["unset"]=>
  string(5) "unset"
  ["heredoc"]=>
  string(7) "heredoc"
}
Done