jmessa          Wed Feb 13 14:19:37 2008 UTC

  Added files:                 
    /php-src/ext/standard/tests/array   array_merge_variation1.phpt 
                                        array_merge_variation5.phpt 
                                        array_merge_variation2.phpt 
                                        array_merge_variation9.phpt 
                                        array_merge_basic.phpt 
                                        array_merge_variation8.phpt 
                                        array_merge_variation4.phpt 
                                        array_merge_variation7.phpt 
                                        array_merge_variation6.phpt 
                                        array_merge_variation3.phpt 
                                        array_merge_error.phpt 
                                        array_merge_variation10.phpt 
  Log:
  - committing tests for array_merge() function
  
http://cvs.php.net/viewvc.cgi/php-src/ext/standard/tests/array/array_merge_variation1.phpt?view=markup&rev=1.1
Index: php-src/ext/standard/tests/array/array_merge_variation1.phpt
+++ php-src/ext/standard/tests/array/array_merge_variation1.phpt
--TEST--
Test array_merge() function : usage variations - Pass different data types to 
$arr1 arg
--FILE--
<?php
/* Prototype  : array array_merge(array $arr1, array $arr2 [, array $...])
 * Description: Merges elements from passed arrays into one array 
 * Source code: ext/standard/array.c
 */

/*
 * Pass different data types as $arr1 argument to test behaviour
 */

echo "*** Testing array_merge() : usage variations ***\n";

// Initialise function arguments not being substituted
$arr2 = array (1, 2);

//get an unset variable
$unset_var = 10;
unset ($unset_var);

// get a class
class classA
{
  public function __toString() {
    return "Class A object";
  }
}

// heredoc string
$heredoc = <<<EOT
hello world
EOT;

// get a resource variable
$fp = fopen(__FILE__, "r");

// unexpected values to be passed to $arr1 argument
$inputs = array(

       // int data
/*1*/  0,
       1,
       12345,
       -2345,

       // float data
/*5*/  10.5,
       -10.5,
       12.3456789000e10,
       12.3456789000E-10,
       .5,

       // null data
/*10*/ NULL,
       null,

       // boolean data
/*12*/ true,
       false,
       TRUE,
       FALSE,
       
       // empty data
/*16*/ "",
       '',
       array(),

       // string data
/*19*/ "string",
       'string',
       $heredoc,
       
       // object data
/*22*/ new classA(),

       // undefined data
/*23*/ @$undefined_var,

       // unset data
/*24*/ @$unset_var,

       // resource variable
/*25*/ $fp
);

// loop through each element of $inputs to check the behavior of array_merge()
$iterator = 1;
foreach($inputs as $input) {
  echo "\n-- Iteration $iterator --\n";
  var_dump( array_merge($input, $arr2) );
  $iterator++;
};

fclose($fp);

echo "Done";
?>

--EXPECTF--
*** Testing array_merge() : usage variations ***

-- Iteration 1 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 2 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 3 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 4 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 5 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 6 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 7 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 8 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 9 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 10 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 11 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 12 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 13 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 14 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 15 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 16 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 17 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 18 --
array(2) {
  [0]=>
  int(1)
  [1]=>
  int(2)
}

-- Iteration 19 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 20 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 21 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 22 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 23 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 24 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 25 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL
Done

--UEXPECTF--
*** Testing array_merge() : usage variations ***

-- Iteration 1 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 2 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 3 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 4 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 5 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 6 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 7 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 8 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 9 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 10 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 11 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 12 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 13 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 14 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 15 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 16 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 17 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 18 --
array(2) {
  [0]=>
  int(1)
  [1]=>
  int(2)
}

-- Iteration 19 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 20 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 21 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 22 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 23 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 24 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL

-- Iteration 25 --

Warning: array_merge(): Argument #1 is not an array in %s on line %d
NULL
Done

http://cvs.php.net/viewvc.cgi/php-src/ext/standard/tests/array/array_merge_variation5.phpt?view=markup&rev=1.1
Index: php-src/ext/standard/tests/array/array_merge_variation5.phpt
+++ php-src/ext/standard/tests/array/array_merge_variation5.phpt
--TEST--
Test array_merge() function : usage variations - numeric keys
--FILE--
<?php
/* Prototype  : array array_merge(array $arr1, array $arr2 [, array $...])
 * Description: Merges elements from passed arrays into one array 
 * Source code: ext/standard/array.c
 */

/*
 * Pass array_merge() arrays with only numeric keys to test behaviour.
 * $arr2 contains a duplicate element to $arr1.
 */

echo "*** Testing array_merge() : usage variations ***\n";

//numeric keys
$arr1 = array('zero', 'one', 'two', 'three');
$arr2 = array(1 => 'one', 20 => 'twenty', 30 => 'thirty');

var_dump(array_merge($arr1, $arr2));
var_dump(array_merge($arr2, $arr1));

echo "Done";
?>

--EXPECTF--
*** Testing array_merge() : usage variations ***
array(7) {
  [0]=>
  string(4) "zero"
  [1]=>
  string(3) "one"
  [2]=>
  string(3) "two"
  [3]=>
  string(5) "three"
  [4]=>
  string(3) "one"
  [5]=>
  string(6) "twenty"
  [6]=>
  string(6) "thirty"
}
array(7) {
  [0]=>
  string(3) "one"
  [1]=>
  string(6) "twenty"
  [2]=>
  string(6) "thirty"
  [3]=>
  string(4) "zero"
  [4]=>
  string(3) "one"
  [5]=>
  string(3) "two"
  [6]=>
  string(5) "three"
}
Done
--UEXPECTF--
*** Testing array_merge() : usage variations ***
array(7) {
  [0]=>
  unicode(4) "zero"
  [1]=>
  unicode(3) "one"
  [2]=>
  unicode(3) "two"
  [3]=>
  unicode(5) "three"
  [4]=>
  unicode(3) "one"
  [5]=>
  unicode(6) "twenty"
  [6]=>
  unicode(6) "thirty"
}
array(7) {
  [0]=>
  unicode(3) "one"
  [1]=>
  unicode(6) "twenty"
  [2]=>
  unicode(6) "thirty"
  [3]=>
  unicode(4) "zero"
  [4]=>
  unicode(3) "one"
  [5]=>
  unicode(3) "two"
  [6]=>
  unicode(5) "three"
}
Done
http://cvs.php.net/viewvc.cgi/php-src/ext/standard/tests/array/array_merge_variation2.phpt?view=markup&rev=1.1
Index: php-src/ext/standard/tests/array/array_merge_variation2.phpt
+++ php-src/ext/standard/tests/array/array_merge_variation2.phpt
--TEST--
Test array_merge() function : usage variations - Pass different data types as 
$arr2 arg
--FILE--
<?php
/* Prototype  : array array_merge(array $arr1, array $arr2 [, array $...])
 * Description: Merges elements from passed arrays into one array 
 * Source code: ext/standard/array.c
 */

/*
 * Pass different data types as $arr2 argument to array_merge() to test 
behaviour
 */

echo "*** Testing array_merge() : usage variations ***\n";

// Initialise function arguments not being substituted
$arr1 = array (1, 2);

//get an unset variable
$unset_var = 10;
unset ($unset_var);

// get a class
class classA
{
  public function __toString() {
    return "Class A object";
  }
}

// heredoc string
$heredoc = <<<EOT
hello world
EOT;

// get a resource variable
$fp = fopen(__FILE__, "r");

// unexpected values to be passed to $arr2 argument
$inputs = array(

       // int data
/*1*/  0,
       1,
       12345,
       -2345,

       // float data
/*5*/  10.5,
       -10.5,
       12.3456789000e10,
       12.3456789000E-10,
       .5,

       // null data
/*10*/ NULL,
       null,

       // boolean data
/*12*/ true,
       false,
       TRUE,
       FALSE,
       
       // empty data
/*16*/ "",
       '',
       array(),

       // string data
/*19*/ "string",
       'string',
       $heredoc,
       
       // object data
/*22*/ new classA(),

       // undefined data
/*23*/ @$undefined_var,

       // unset data
/*24*/ @$unset_var,

       // resource variable
/*25*/ $fp
);

// loop through each element of $inputs to check the behavior of array_merge()
$iterator = 1;
foreach($inputs as $input) {
  echo "\n-- Iteration $iterator --\n";
  var_dump( array_merge($arr1, $input) );
  $iterator++;
};

fclose($fp);

echo "Done";
?>
--EXPECTF--
*** Testing array_merge() : usage variations ***

-- Iteration 1 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 2 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 3 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 4 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 5 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 6 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 7 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 8 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 9 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 10 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 11 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 12 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 13 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 14 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 15 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 16 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 17 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 18 --
array(2) {
  [0]=>
  int(1)
  [1]=>
  int(2)
}

-- Iteration 19 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 20 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 21 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 22 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 23 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 24 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 25 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL
Done

--UEXPECTF--
*** Testing array_merge() : usage variations ***

-- Iteration 1 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 2 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 3 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 4 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 5 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 6 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 7 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 8 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 9 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 10 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 11 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 12 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 13 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 14 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 15 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 16 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 17 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 18 --
array(2) {
  [0]=>
  int(1)
  [1]=>
  int(2)
}

-- Iteration 19 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 20 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 21 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 22 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 23 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 24 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL

-- Iteration 25 --

Warning: array_merge(): Argument #2 is not an array in %s on line %d
NULL
Done

http://cvs.php.net/viewvc.cgi/php-src/ext/standard/tests/array/array_merge_variation9.phpt?view=markup&rev=1.1
Index: php-src/ext/standard/tests/array/array_merge_variation9.phpt
+++ php-src/ext/standard/tests/array/array_merge_variation9.phpt
--TEST--
Test array_merge() function : usage variations - referenced variables
--FILE--
<?php
/* Prototype  : array array_merge(array $arr1, array $arr2 [, array $...])
 * Description: Merges elements from passed arrays into one array 
 * Source code: ext/standard/array.c
 */

/* Test array_merge() when:
 * 1. Passed an array made up of referenced variables
 * 2. Passed an array as the first argument and a reference to that array as 
the second.
 */

echo "*** Testing array_merge() : usage variations ***\n";

$val1 = 'foo';
$val2 = 'bar';
$val3 = 'baz';

$arr1 = array(&$val1, &$val2, &$val3);
$arr2 = array('key1' => 'val1', 'key2' => 'val2', 'key3' => 'val3');

echo "\n-- Merge an array made up of referenced variables to an assoc. array 
--\n";
var_dump(array_merge($arr1, $arr2));
var_dump(array_merge($arr2, $arr1));

$val2 = 'hello world';

echo "\n-- Change \$val2 --\n";
var_dump(array_merge($arr1, $arr2));
var_dump(array_merge($arr2, $arr1));

echo "\n-- Merge an array and a reference to the first array --\n";
var_dump(array_merge($arr2, &$arr2));

echo "Done";
?>

--EXPECTF--
Strict Standards: Call-time pass-by-reference has been deprecated in %s on line 
%d
*** Testing array_merge() : usage variations ***

-- Merge an array made up of referenced variables to an assoc. array --
array(6) {
  [0]=>
  &string(3) "foo"
  [1]=>
  &string(3) "bar"
  [2]=>
  &string(3) "baz"
  ["key1"]=>
  string(4) "val1"
  ["key2"]=>
  string(4) "val2"
  ["key3"]=>
  string(4) "val3"
}
array(6) {
  ["key1"]=>
  string(4) "val1"
  ["key2"]=>
  string(4) "val2"
  ["key3"]=>
  string(4) "val3"
  [0]=>
  &string(3) "foo"
  [1]=>
  &string(3) "bar"
  [2]=>
  &string(3) "baz"
}

-- Change $val2 --
array(6) {
  [0]=>
  &string(3) "foo"
  [1]=>
  &string(11) "hello world"
  [2]=>
  &string(3) "baz"
  ["key1"]=>
  string(4) "val1"
  ["key2"]=>
  string(4) "val2"
  ["key3"]=>
  string(4) "val3"
}
array(6) {
  ["key1"]=>
  string(4) "val1"
  ["key2"]=>
  string(4) "val2"
  ["key3"]=>
  string(4) "val3"
  [0]=>
  &string(3) "foo"
  [1]=>
  &string(11) "hello world"
  [2]=>
  &string(3) "baz"
}

-- Merge an array and a reference to the first array --
array(3) {
  ["key1"]=>
  string(4) "val1"
  ["key2"]=>
  string(4) "val2"
  ["key3"]=>
  string(4) "val3"
}
Done
--UEXPECTF--
Strict Standards: Call-time pass-by-reference has been deprecated in %s on line 
%d
*** Testing array_merge() : usage variations ***

-- Merge an array made up of referenced variables to an assoc. array --
array(6) {
  [0]=>
  &unicode(3) "foo"
  [1]=>
  &unicode(3) "bar"
  [2]=>
  &unicode(3) "baz"
  [u"key1"]=>
  unicode(4) "val1"
  [u"key2"]=>
  unicode(4) "val2"
  [u"key3"]=>
  unicode(4) "val3"
}
array(6) {
  [u"key1"]=>
  unicode(4) "val1"
  [u"key2"]=>
  unicode(4) "val2"
  [u"key3"]=>
  unicode(4) "val3"
  [0]=>
  &unicode(3) "foo"
  [1]=>
  &unicode(3) "bar"
  [2]=>
  &unicode(3) "baz"
}

-- Change $val2 --
array(6) {
  [0]=>
  &unicode(3) "foo"
  [1]=>
  &unicode(11) "hello world"
  [2]=>
  &unicode(3) "baz"
  [u"key1"]=>
  unicode(4) "val1"
  [u"key2"]=>
  unicode(4) "val2"
  [u"key3"]=>
  unicode(4) "val3"
}
array(6) {
  [u"key1"]=>
  unicode(4) "val1"
  [u"key2"]=>
  unicode(4) "val2"
  [u"key3"]=>
  unicode(4) "val3"
  [0]=>
  &unicode(3) "foo"
  [1]=>
  &unicode(11) "hello world"
  [2]=>
  &unicode(3) "baz"
}

-- Merge an array and a reference to the first array --
array(3) {
  [u"key1"]=>
  unicode(4) "val1"
  [u"key2"]=>
  unicode(4) "val2"
  [u"key3"]=>
  unicode(4) "val3"
}
Done
http://cvs.php.net/viewvc.cgi/php-src/ext/standard/tests/array/array_merge_basic.phpt?view=markup&rev=1.1
Index: php-src/ext/standard/tests/array/array_merge_basic.phpt
+++ php-src/ext/standard/tests/array/array_merge_basic.phpt
--TEST--
Test array_merge() function : basic functionality 
--FILE--
<?php
/* Prototype  : array array_merge(array $arr1, array $arr2 [, array $...])
 * Description: Merges elements from passed arrays into one array 
 * Source code: ext/standard/array.c
 */

/*
 * Test basic functionality of array_merge()
 */

echo "*** Testing array_merge() : basic functionality ***\n";

//indexed array
$array1 = array ('zero', 'one', 'two');
//associative array
$array2 = array ('a' => 1, 'b' => 2, 'c' => 3);

var_dump(array_merge($array1, $array2));

var_dump(array_merge($array2, $array1));

echo "Done";
?>

--EXPECTF--
*** Testing array_merge() : basic functionality ***
array(6) {
  [0]=>
  string(4) "zero"
  [1]=>
  string(3) "one"
  [2]=>
  string(3) "two"
  ["a"]=>
  int(1)
  ["b"]=>
  int(2)
  ["c"]=>
  int(3)
}
array(6) {
  ["a"]=>
  int(1)
  ["b"]=>
  int(2)
  ["c"]=>
  int(3)
  [0]=>
  string(4) "zero"
  [1]=>
  string(3) "one"
  [2]=>
  string(3) "two"
}
Done
--UEXPECTF--
*** Testing array_merge() : basic functionality ***
array(6) {
  [0]=>
  unicode(4) "zero"
  [1]=>
  unicode(3) "one"
  [2]=>
  unicode(3) "two"
  [u"a"]=>
  int(1)
  [u"b"]=>
  int(2)
  [u"c"]=>
  int(3)
}
array(6) {
  [u"a"]=>
  int(1)
  [u"b"]=>
  int(2)
  [u"c"]=>
  int(3)
  [0]=>
  unicode(4) "zero"
  [1]=>
  unicode(3) "one"
  [2]=>
  unicode(3) "two"
}
Done
http://cvs.php.net/viewvc.cgi/php-src/ext/standard/tests/array/array_merge_variation8.phpt?view=markup&rev=1.1
Index: php-src/ext/standard/tests/array/array_merge_variation8.phpt
+++ php-src/ext/standard/tests/array/array_merge_variation8.phpt
--TEST--
Test array_merge() function : usage variations - multi-dimensional arrays
--FILE--
<?php
/* Prototype  : array array_merge(array $arr1, array $arr2 [, array $...])
 * Description: Merges elements from passed arrays into one array 
 * Source code: ext/standard/array.c
 */

/*
 * Test array_merge() with multi-dimensional arrays
 */

echo "*** Testing array_merge() : usage variations ***\n";

$arr1 = array('zero', 'one', 'two', array(0));
$arr2 = array(1, 2, 3);

echo "\n-- Merge a two-dimensional and a one-dimensional array --\n";
var_dump(array_merge($arr1, $arr2));

echo "\n-- Merge an array and a sub-array --\n";
var_dump(array_merge($arr1[3], $arr2));
var_dump(array_merge($arr2, $arr1[3]));

echo "Done";
?>

--EXPECTF--
*** Testing array_merge() : usage variations ***

-- Merge a two-dimensional and a one-dimensional array --
array(7) {
  [0]=>
  string(4) "zero"
  [1]=>
  string(3) "one"
  [2]=>
  string(3) "two"
  [3]=>
  array(1) {
    [0]=>
    int(0)
  }
  [4]=>
  int(1)
  [5]=>
  int(2)
  [6]=>
  int(3)
}

-- Merge an array and a sub-array --
array(4) {
  [0]=>
  int(0)
  [1]=>
  int(1)
  [2]=>
  int(2)
  [3]=>
  int(3)
}
array(4) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  int(3)
  [3]=>
  int(0)
}
Done
--UEXPECTF--
*** Testing array_merge() : usage variations ***

-- Merge a two-dimensional and a one-dimensional array --
array(7) {
  [0]=>
  unicode(4) "zero"
  [1]=>
  unicode(3) "one"
  [2]=>
  unicode(3) "two"
  [3]=>
  array(1) {
    [0]=>
    int(0)
  }
  [4]=>
  int(1)
  [5]=>
  int(2)
  [6]=>
  int(3)
}

-- Merge an array and a sub-array --
array(4) {
  [0]=>
  int(0)
  [1]=>
  int(1)
  [2]=>
  int(2)
  [3]=>
  int(3)
}
array(4) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  int(3)
  [3]=>
  int(0)
}
Done
http://cvs.php.net/viewvc.cgi/php-src/ext/standard/tests/array/array_merge_variation4.phpt?view=markup&rev=1.1
Index: php-src/ext/standard/tests/array/array_merge_variation4.phpt
+++ php-src/ext/standard/tests/array/array_merge_variation4.phpt
--TEST--
Test array_merge() function : usage variations - Diff. data types as array keys
--FILE--
<?php
/* Prototype  : array array_merge(array $arr1, array $arr2 [, array $...])
 * Description: Merges elements from passed arrays into one array 
 * Source code: ext/standard/array.c
 */

/*
 * Pass an array with different data types as keys to test how array_merge 
 * adds it onto an existing array
 */

echo "*** Testing array_merge() : usage variations ***\n";

// Initialise function arguments not being substituted
$arr = array ('one' => 1, 'two' => 2);

//get an unset variable
$unset_var = 10;
unset ($unset_var);

// heredoc string
$heredoc = <<<EOT
hello world
EOT;

// arrays with keys as different data types to be passed as $input
$inputs = array(

       // int data
/*1*/  'int' => array(
       0 => 'zero',
       1 => 'one',
       12345 => 'positive',
       -2345 => 'negative',
       ),

       // float data
/*2*/  'float' => array(
       10.5 => 'positive',
       -10.5 => 'negative',
       .5 => 'half',
       ),
       
/*3*/  'extreme floats' => array(
       12.3456789000e10 => 'large',
       12.3456789000E-10 => 'small',
       ),

       // null data
/*4*/  'null uppercase' => array(
       NULL => 'null 1',
       ), 
       
/*5*/  'null lowercase' => array(
       null => 'null 2',
       ),

       // boolean data
/*6*/ 'bool lowercase' => array(
       true => 'lowert',
       false => 'lowerf',
       ),
       
/*7*/  'bool uppercase' => array(
       TRUE => 'uppert',
       FALSE => 'upperf',
       ),
       
       // empty data
/*8*/ 'empty double quotes' => array(
       "" => 'emptyd',
       ),
       
/*9*/  'empty single quotes' => array(
       '' => 'emptys',
       ),

       // string data
/*10*/ 'string' => array(
       "stringd" => 'stringd',
       'strings' => 'strings',
       $heredoc => 'stringh',
       ),

       // undefined data
/*11*/ 'undefined' => array(
       @$undefined_var => 'undefined',
       ),

       // unset data
/*12*/ 'unset' => array(
       @$unset_var => 'unset',
       ),
);

// loop through each element of $inputs to check the behavior of array_merge
$iterator = 1;
foreach($inputs as $key => $input) {
  echo "\n-- Iteration $iterator: $key data --\n";
  var_dump( array_merge($input, $arr) );
  var_dump( array_merge($arr, $input) );
  $iterator++;
};

echo "Done";
?>
--EXPECTF--
*** Testing array_merge() : usage variations ***

-- Iteration 1: int data --
array(6) {
  [0]=>
  string(4) "zero"
  [1]=>
  string(3) "one"
  [2]=>
  string(8) "positive"
  [3]=>
  string(8) "negative"
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
}
array(6) {
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
  [0]=>
  string(4) "zero"
  [1]=>
  string(3) "one"
  [2]=>
  string(8) "positive"
  [3]=>
  string(8) "negative"
}

-- Iteration 2: float data --
array(5) {
  [0]=>
  string(8) "positive"
  [1]=>
  string(8) "negative"
  [2]=>
  string(4) "half"
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
}
array(5) {
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
  [0]=>
  string(8) "positive"
  [1]=>
  string(8) "negative"
  [2]=>
  string(4) "half"
}

-- Iteration 3: extreme floats data --
array(4) {
  [0]=>
  string(5) "large"
  [1]=>
  string(5) "small"
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
}
array(4) {
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
  [0]=>
  string(5) "large"
  [1]=>
  string(5) "small"
}

-- Iteration 4: null uppercase data --
array(3) {
  [""]=>
  string(6) "null 1"
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
}
array(3) {
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
  [""]=>
  string(6) "null 1"
}

-- Iteration 5: null lowercase data --
array(3) {
  [""]=>
  string(6) "null 2"
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
}
array(3) {
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
  [""]=>
  string(6) "null 2"
}

-- Iteration 6: bool lowercase data --
array(4) {
  [0]=>
  string(6) "lowert"
  [1]=>
  string(6) "lowerf"
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
}
array(4) {
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
  [0]=>
  string(6) "lowert"
  [1]=>
  string(6) "lowerf"
}

-- Iteration 7: bool uppercase data --
array(4) {
  [0]=>
  string(6) "uppert"
  [1]=>
  string(6) "upperf"
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
}
array(4) {
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
  [0]=>
  string(6) "uppert"
  [1]=>
  string(6) "upperf"
}

-- Iteration 8: empty double quotes data --
array(3) {
  [""]=>
  string(6) "emptyd"
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
}
array(3) {
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
  [""]=>
  string(6) "emptyd"
}

-- Iteration 9: empty single quotes data --
array(3) {
  [""]=>
  string(6) "emptys"
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
}
array(3) {
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
  [""]=>
  string(6) "emptys"
}

-- Iteration 10: string data --
array(5) {
  ["stringd"]=>
  string(7) "stringd"
  ["strings"]=>
  string(7) "strings"
  ["hello world"]=>
  string(7) "stringh"
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
}
array(5) {
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
  ["stringd"]=>
  string(7) "stringd"
  ["strings"]=>
  string(7) "strings"
  ["hello world"]=>
  string(7) "stringh"
}

-- Iteration 11: undefined data --
array(3) {
  [""]=>
  string(9) "undefined"
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
}
array(3) {
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
  [""]=>
  string(9) "undefined"
}

-- Iteration 12: unset data --
array(3) {
  [""]=>
  string(5) "unset"
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
}
array(3) {
  ["one"]=>
  int(1)
  ["two"]=>
  int(2)
  [""]=>
  string(5) "unset"
}
Done
--UEXPECTF--
*** Testing array_merge() : usage variations ***

-- Iteration 1: int data --
array(6) {
  [0]=>
  unicode(4) "zero"
  [1]=>
  unicode(3) "one"
  [2]=>
  unicode(8) "positive"
  [3]=>
  unicode(8) "negative"
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
}
array(6) {
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
  [0]=>
  unicode(4) "zero"
  [1]=>
  unicode(3) "one"
  [2]=>
  unicode(8) "positive"
  [3]=>
  unicode(8) "negative"
}

-- Iteration 2: float data --
array(5) {
  [0]=>
  unicode(8) "positive"
  [1]=>
  unicode(8) "negative"
  [2]=>
  unicode(4) "half"
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
}
array(5) {
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
  [0]=>
  unicode(8) "positive"
  [1]=>
  unicode(8) "negative"
  [2]=>
  unicode(4) "half"
}

-- Iteration 3: extreme floats data --
array(4) {
  [0]=>
  unicode(5) "large"
  [1]=>
  unicode(5) "small"
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
}
array(4) {
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
  [0]=>
  unicode(5) "large"
  [1]=>
  unicode(5) "small"
}

-- Iteration 4: null uppercase data --
array(3) {
  [u""]=>
  unicode(6) "null 1"
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
}
array(3) {
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
  [u""]=>
  unicode(6) "null 1"
}

-- Iteration 5: null lowercase data --
array(3) {
  [u""]=>
  unicode(6) "null 2"
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
}
array(3) {
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
  [u""]=>
  unicode(6) "null 2"
}

-- Iteration 6: bool lowercase data --
array(4) {
  [0]=>
  unicode(6) "lowert"
  [1]=>
  unicode(6) "lowerf"
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
}
array(4) {
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
  [0]=>
  unicode(6) "lowert"
  [1]=>
  unicode(6) "lowerf"
}

-- Iteration 7: bool uppercase data --
array(4) {
  [0]=>
  unicode(6) "uppert"
  [1]=>
  unicode(6) "upperf"
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
}
array(4) {
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
  [0]=>
  unicode(6) "uppert"
  [1]=>
  unicode(6) "upperf"
}

-- Iteration 8: empty double quotes data --
array(3) {
  [u""]=>
  unicode(6) "emptyd"
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
}
array(3) {
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
  [u""]=>
  unicode(6) "emptyd"
}

-- Iteration 9: empty single quotes data --
array(3) {
  [u""]=>
  unicode(6) "emptys"
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
}
array(3) {
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
  [u""]=>
  unicode(6) "emptys"
}

-- Iteration 10: string data --
array(5) {
  [u"stringd"]=>
  unicode(7) "stringd"
  [u"strings"]=>
  unicode(7) "strings"
  [u"hello world"]=>
  unicode(7) "stringh"
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
}
array(5) {
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
  [u"stringd"]=>
  unicode(7) "stringd"
  [u"strings"]=>
  unicode(7) "strings"
  [u"hello world"]=>
  unicode(7) "stringh"
}

-- Iteration 11: undefined data --
array(3) {
  [u""]=>
  unicode(9) "undefined"
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
}
array(3) {
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
  [u""]=>
  unicode(9) "undefined"
}

-- Iteration 12: unset data --
array(3) {
  [u""]=>
  unicode(5) "unset"
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
}
array(3) {
  [u"one"]=>
  int(1)
  [u"two"]=>
  int(2)
  [u""]=>
  unicode(5) "unset"
}
Done
http://cvs.php.net/viewvc.cgi/php-src/ext/standard/tests/array/array_merge_variation7.phpt?view=markup&rev=1.1
Index: php-src/ext/standard/tests/array/array_merge_variation7.phpt
+++ php-src/ext/standard/tests/array/array_merge_variation7.phpt
--TEST--
Test array_merge() function : usage variations - Mixed keys
--FILE--
<?php
/* Prototype  : array array_merge(array $arr1, array $arr2 [, array $...])
 * Description: Merges elements from passed arrays into one array 
 * Source code: ext/standard/array.c
 */

/*
 * Pass array_merge() arrays with mixed keys to test how it attaches them to
 * existing arrays
 */

echo "*** Testing array_merge() : usage variations ***\n";

//mixed keys
$arr1 = array('zero', 20 => 'twenty', 'thirty' => 30, true => 'bool');
$arr2 = array(0, 1, 2, null => 'null', 1.234E-10 => 'float');

var_dump(array_merge($arr1, $arr2));
var_dump(array_merge($arr2, $arr1));

echo "Done";
?>

--EXPECTF--
*** Testing array_merge() : usage variations ***
array(8) {
  [0]=>
  string(4) "zero"
  [1]=>
  string(6) "twenty"
  ["thirty"]=>
  int(30)
  [2]=>
  string(4) "bool"
  [3]=>
  string(5) "float"
  [4]=>
  int(1)
  [5]=>
  int(2)
  [""]=>
  string(4) "null"
}
array(8) {
  [0]=>
  string(5) "float"
  [1]=>
  int(1)
  [2]=>
  int(2)
  [""]=>
  string(4) "null"
  [3]=>
  string(4) "zero"
  [4]=>
  string(6) "twenty"
  ["thirty"]=>
  int(30)
  [5]=>
  string(4) "bool"
}
Done
--UEXPECTF--
*** Testing array_merge() : usage variations ***
array(8) {
  [0]=>
  unicode(4) "zero"
  [1]=>
  unicode(6) "twenty"
  [u"thirty"]=>
  int(30)
  [2]=>
  unicode(4) "bool"
  [3]=>
  unicode(5) "float"
  [4]=>
  int(1)
  [5]=>
  int(2)
  [u""]=>
  unicode(4) "null"
}
array(8) {
  [0]=>
  unicode(5) "float"
  [1]=>
  int(1)
  [2]=>
  int(2)
  [u""]=>
  unicode(4) "null"
  [3]=>
  unicode(4) "zero"
  [4]=>
  unicode(6) "twenty"
  [u"thirty"]=>
  int(30)
  [5]=>
  unicode(4) "bool"
}
Done
http://cvs.php.net/viewvc.cgi/php-src/ext/standard/tests/array/array_merge_variation6.phpt?view=markup&rev=1.1
Index: php-src/ext/standard/tests/array/array_merge_variation6.phpt
+++ php-src/ext/standard/tests/array/array_merge_variation6.phpt
--TEST--
Test array_merge() function : usage variations - string keys
--FILE--
<?php
/* Prototype  : array array_merge(array $arr1, array $arr2 [, array $...])
 * Description: Merges elements from passed arrays into one array 
 * Source code: ext/standard/array.c
 */

/*
 * Pass array_merge arrays with string keys to test behaviour.
 * $arr2 has a duplicate key to $arr1
 */

echo "*** Testing array_merge() : usage variations ***\n";

//string keys
$arr1 = array('zero' => 'zero', 'one' => 'un', 'two' => 'deux');
$arr2 = array('zero' => 'zero', 'un' => 'eins', 'deux' => 'zwei');

var_dump(array_merge($arr1, $arr2));
var_dump(array_merge($arr2, $arr1));

echo "Done";
?>

--EXPECTF--
*** Testing array_merge() : usage variations ***
array(5) {
  ["zero"]=>
  string(4) "zero"
  ["one"]=>
  string(2) "un"
  ["two"]=>
  string(4) "deux"
  ["un"]=>
  string(4) "eins"
  ["deux"]=>
  string(4) "zwei"
}
array(5) {
  ["zero"]=>
  string(4) "zero"
  ["un"]=>
  string(4) "eins"
  ["deux"]=>
  string(4) "zwei"
  ["one"]=>
  string(2) "un"
  ["two"]=>
  string(4) "deux"
}
Done
--UEXPECTF--
*** Testing array_merge() : usage variations ***
array(5) {
  [u"zero"]=>
  unicode(4) "zero"
  [u"one"]=>
  unicode(2) "un"
  [u"two"]=>
  unicode(4) "deux"
  [u"un"]=>
  unicode(4) "eins"
  [u"deux"]=>
  unicode(4) "zwei"
}
array(5) {
  [u"zero"]=>
  unicode(4) "zero"
  [u"un"]=>
  unicode(4) "eins"
  [u"deux"]=>
  unicode(4) "zwei"
  [u"one"]=>
  unicode(2) "un"
  [u"two"]=>
  unicode(4) "deux"
}
Done
http://cvs.php.net/viewvc.cgi/php-src/ext/standard/tests/array/array_merge_variation3.phpt?view=markup&rev=1.1
Index: php-src/ext/standard/tests/array/array_merge_variation3.phpt
+++ php-src/ext/standard/tests/array/array_merge_variation3.phpt
--TEST--
Test array_merge() function : usage variations - arrays of diff. data types
--FILE--
<?php
/* Prototype  : array array_merge(array $arr1, array $arr2 [, array $...])
 * Description: Merges elements from passed arrays into one array 
 * Source code: ext/standard/array.c
 */

/*
 * Pass arrays of different data types to test how array_merge adds them
 * onto an existing array
 */

echo "*** Testing array_merge() : usage variations ***\n";

// Initialise function arguments not being substituted
$arr = array (1, 2);

//get an unset variable
$unset_var = 10;
unset ($unset_var);

// get a class
class classA
{
  public function __toString() {
    return "Class A object";
  }
}

// heredoc string
$heredoc = <<<EOT
hello world
EOT;

// get a resource variable
$fp = fopen(__FILE__, "r");

// arrays of different data types to be passed as $input
$inputs = array(

       // int data
/*1*/  'int' => array(
           0,
       1,
       12345,
       -2345,
       ),

       // float data
/*2*/  'float' => array(
       10.5,
       -10.5,
       12.3456789000e10,
       12.3456789000E-10,
       .5,
       ),

       // null data
/*3*/ 'null' => array(
       NULL,
       null,
       ),

       // boolean data
/*4*/ 'bool' => array(
       true,
       false,
       TRUE,
       FALSE,
       ),
       
       // empty data
/*5*/ 'empty string' => array(
       "",
       '',
       ),
       
/*6*/ 'empty array' => array(
       ),

       // string data
/*7*/ 'string' => array(
       "string",
       'string',
       $heredoc,
       ),
       
       // object data
/*8*/ 'object' => array(
       new classA(),
       ),

       // undefined data
/*9*/ 'undefined' => array(
       @$undefined_var,
       ),

       // unset data
/*10*/ 'unset' => array(
       @$unset_var,
       ),

       // resource variable
/*11*/ 'resource' => array(
       $fp
       ),
);

// loop through each element of $inputs to check the behavior of array_merge
$iterator = 1;
foreach($inputs as $key => $input) {
  echo "\n-- Iteration $iterator: $key data --\n";
  var_dump( array_merge($input, $arr) );
  var_dump( array_merge($arr, $input) );
  $iterator++;
};

fclose($fp);

echo "Done";
?>

--EXPECTF--
*** Testing array_merge() : usage variations ***

-- Iteration 1: int data --
array(6) {
  [0]=>
  int(0)
  [1]=>
  int(1)
  [2]=>
  int(12345)
  [3]=>
  int(-2345)
  [4]=>
  int(1)
  [5]=>
  int(2)
}
array(6) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  int(0)
  [3]=>
  int(1)
  [4]=>
  int(12345)
  [5]=>
  int(-2345)
}

-- Iteration 2: float data --
array(7) {
  [0]=>
  float(10.5)
  [1]=>
  float(-10.5)
  [2]=>
  float(123456789000)
  [3]=>
  float(1.23456789E-9)
  [4]=>
  float(0.5)
  [5]=>
  int(1)
  [6]=>
  int(2)
}
array(7) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  float(10.5)
  [3]=>
  float(-10.5)
  [4]=>
  float(123456789000)
  [5]=>
  float(1.23456789E-9)
  [6]=>
  float(0.5)
}

-- Iteration 3: null data --
array(4) {
  [0]=>
  NULL
  [1]=>
  NULL
  [2]=>
  int(1)
  [3]=>
  int(2)
}
array(4) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  NULL
  [3]=>
  NULL
}

-- Iteration 4: bool data --
array(6) {
  [0]=>
  bool(true)
  [1]=>
  bool(false)
  [2]=>
  bool(true)
  [3]=>
  bool(false)
  [4]=>
  int(1)
  [5]=>
  int(2)
}
array(6) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  bool(true)
  [3]=>
  bool(false)
  [4]=>
  bool(true)
  [5]=>
  bool(false)
}

-- Iteration 5: empty string data --
array(4) {
  [0]=>
  string(0) ""
  [1]=>
  string(0) ""
  [2]=>
  int(1)
  [3]=>
  int(2)
}
array(4) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  string(0) ""
  [3]=>
  string(0) ""
}

-- Iteration 6: empty array data --
array(2) {
  [0]=>
  int(1)
  [1]=>
  int(2)
}
array(2) {
  [0]=>
  int(1)
  [1]=>
  int(2)
}

-- Iteration 7: string data --
array(5) {
  [0]=>
  string(6) "string"
  [1]=>
  string(6) "string"
  [2]=>
  string(11) "hello world"
  [3]=>
  int(1)
  [4]=>
  int(2)
}
array(5) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  string(6) "string"
  [3]=>
  string(6) "string"
  [4]=>
  string(11) "hello world"
}

-- Iteration 8: object data --
array(3) {
  [0]=>
  object(classA)#%d (0) {
  }
  [1]=>
  int(1)
  [2]=>
  int(2)
}
array(3) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  object(classA)#%d (0) {
  }
}

-- Iteration 9: undefined data --
array(3) {
  [0]=>
  NULL
  [1]=>
  int(1)
  [2]=>
  int(2)
}
array(3) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  NULL
}

-- Iteration 10: unset data --
array(3) {
  [0]=>
  NULL
  [1]=>
  int(1)
  [2]=>
  int(2)
}
array(3) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  NULL
}

-- Iteration 11: resource data --
array(3) {
  [0]=>
  resource(%d) of type (stream)
  [1]=>
  int(1)
  [2]=>
  int(2)
}
array(3) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  resource(%d) of type (stream)
}
Done
--UEXPECTF--
*** Testing array_merge() : usage variations ***

-- Iteration 1: int data --
array(6) {
  [0]=>
  int(0)
  [1]=>
  int(1)
  [2]=>
  int(12345)
  [3]=>
  int(-2345)
  [4]=>
  int(1)
  [5]=>
  int(2)
}
array(6) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  int(0)
  [3]=>
  int(1)
  [4]=>
  int(12345)
  [5]=>
  int(-2345)
}

-- Iteration 2: float data --
array(7) {
  [0]=>
  float(10.5)
  [1]=>
  float(-10.5)
  [2]=>
  float(123456789000)
  [3]=>
  float(1.23456789E-9)
  [4]=>
  float(0.5)
  [5]=>
  int(1)
  [6]=>
  int(2)
}
array(7) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  float(10.5)
  [3]=>
  float(-10.5)
  [4]=>
  float(123456789000)
  [5]=>
  float(1.23456789E-9)
  [6]=>
  float(0.5)
}

-- Iteration 3: null data --
array(4) {
  [0]=>
  NULL
  [1]=>
  NULL
  [2]=>
  int(1)
  [3]=>
  int(2)
}
array(4) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  NULL
  [3]=>
  NULL
}

-- Iteration 4: bool data --
array(6) {
  [0]=>
  bool(true)
  [1]=>
  bool(false)
  [2]=>
  bool(true)
  [3]=>
  bool(false)
  [4]=>
  int(1)
  [5]=>
  int(2)
}
array(6) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  bool(true)
  [3]=>
  bool(false)
  [4]=>
  bool(true)
  [5]=>
  bool(false)
}

-- Iteration 5: empty string data --
array(4) {
  [0]=>
  unicode(0) ""
  [1]=>
  unicode(0) ""
  [2]=>
  int(1)
  [3]=>
  int(2)
}
array(4) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  unicode(0) ""
  [3]=>
  unicode(0) ""
}

-- Iteration 6: empty array data --
array(2) {
  [0]=>
  int(1)
  [1]=>
  int(2)
}
array(2) {
  [0]=>
  int(1)
  [1]=>
  int(2)
}

-- Iteration 7: string data --
array(5) {
  [0]=>
  unicode(6) "string"
  [1]=>
  unicode(6) "string"
  [2]=>
  unicode(11) "hello world"
  [3]=>
  int(1)
  [4]=>
  int(2)
}
array(5) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  unicode(6) "string"
  [3]=>
  unicode(6) "string"
  [4]=>
  unicode(11) "hello world"
}

-- Iteration 8: object data --
array(3) {
  [0]=>
  object(classA)#%d (0) {
  }
  [1]=>
  int(1)
  [2]=>
  int(2)
}
array(3) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  object(classA)#%d (0) {
  }
}

-- Iteration 9: undefined data --
array(3) {
  [0]=>
  NULL
  [1]=>
  int(1)
  [2]=>
  int(2)
}
array(3) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  NULL
}

-- Iteration 10: unset data --
array(3) {
  [0]=>
  NULL
  [1]=>
  int(1)
  [2]=>
  int(2)
}
array(3) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  NULL
}

-- Iteration 11: resource data --
array(3) {
  [0]=>
  resource(%d) of type (stream)
  [1]=>
  int(1)
  [2]=>
  int(2)
}
array(3) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  resource(%d) of type (stream)
}
Done
http://cvs.php.net/viewvc.cgi/php-src/ext/standard/tests/array/array_merge_error.phpt?view=markup&rev=1.1
Index: php-src/ext/standard/tests/array/array_merge_error.phpt
+++ php-src/ext/standard/tests/array/array_merge_error.phpt
--TEST--
Test array_merge() function : error conditions - Pass incorrect number of args
--FILE--
<?php
/* Prototype  : array array_merge(array $arr1, array $arr2 [, array $...])
 * Description: Merges elements from passed arrays into one array 
 * Source code: ext/standard/array.c
 */

/*
 * Pass incorrect number of arguments to array_merge() to test behaviour
 */

echo "*** Testing array_merge() : error conditions ***\n";

// Testing array_merge with zero arguments
echo "\n-- Testing array_merge() function with less than expected no. of 
arguments --\n";
$arr1 = array(1, 2);
var_dump( array_merge() );

echo "Done";
?>
--EXPECTF--
*** Testing array_merge() : error conditions ***

-- Testing array_merge() function with less than expected no. of arguments --

Warning: Wrong parameter count for array_merge() in %s on line %d
NULL
Done
--UEXPECTF--
*** Testing array_merge() : error conditions ***

-- Testing array_merge() function with less than expected no. of arguments --

Warning: Wrong parameter count for array_merge() in %s on line %d
NULL
Done
http://cvs.php.net/viewvc.cgi/php-src/ext/standard/tests/array/array_merge_variation10.phpt?view=markup&rev=1.1
Index: php-src/ext/standard/tests/array/array_merge_variation10.phpt
+++ php-src/ext/standard/tests/array/array_merge_variation10.phpt
--TEST--
Test array_merge() function : usage variations - position of internal array 
pointer
--FILE--
<?php
/* Prototype  : array array_merge(array $arr1, array $arr2 [, array $...])
 * Description: Merges elements from passed arrays into one array 
 * Source code: ext/standard/array.c
 */

/* 
 * Check the position of the internal array pointer after calling array_merge().
 * This test is also passing more than two arguments to array_merge().
 */

echo "*** Testing array_merge() : usage variations ***\n";

$arr1 = array ('zero', 'one', 'two');
$arr2 = array ('zero', 'un', 'deux');
$arr3 = array ('null', 'eins', 'zwei');

echo "\n-- Call array_merge() --\n";
var_dump($result = array_merge($arr1, $arr2, $arr3));

echo "\n-- Position of Internal Pointer in Result: --\n";
echo key($result) . " => " . current($result) . "\n";

echo "\n-- Position of Internal Pointer in Original Array: --\n";
echo "\$arr1: ";
echo key($arr1) . " => " . current ($arr1) . "\n";
echo "\$arr2: ";
echo key($arr2) . " => " . current ($arr2) . "\n";
echo "\$arr3: ";
echo key($arr3) . " => " . current ($arr3) . "\n";

echo "Done";
?>

--EXPECTF--
*** Testing array_merge() : usage variations ***

-- Call array_merge() --
array(9) {
  [0]=>
  string(4) "zero"
  [1]=>
  string(3) "one"
  [2]=>
  string(3) "two"
  [3]=>
  string(4) "zero"
  [4]=>
  string(2) "un"
  [5]=>
  string(4) "deux"
  [6]=>
  string(4) "null"
  [7]=>
  string(4) "eins"
  [8]=>
  string(4) "zwei"
}

-- Position of Internal Pointer in Result: --
0 => zero

-- Position of Internal Pointer in Original Array: --
$arr1: 0 => zero
$arr2: 0 => zero
$arr3: 0 => null
Done
--UEXPECTF--
*** Testing array_merge() : usage variations ***

-- Call array_merge() --
array(9) {
  [0]=>
  unicode(4) "zero"
  [1]=>
  unicode(3) "one"
  [2]=>
  unicode(3) "two"
  [3]=>
  unicode(4) "zero"
  [4]=>
  unicode(2) "un"
  [5]=>
  unicode(4) "deux"
  [6]=>
  unicode(4) "null"
  [7]=>
  unicode(4) "eins"
  [8]=>
  unicode(4) "zwei"
}

-- Position of Internal Pointer in Result: --
0 => zero

-- Position of Internal Pointer in Original Array: --
$arr1: 0 => zero
$arr2: 0 => zero
$arr3: 0 => null
Done
-- 
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