class ArrayDiffUnitTest

class ArrayDiffUnitTest  extends DrupalUnitTestCase {
 
 /**
 * Array to use for testing.
 *
 * @var array
 */
 protected $array1;
 
 /**
 * Array to use for testing.
 *
 * @var array
 */
 protected $array2;
 public static function getInfo() {
 return array(
 'name' => 'Array differences',
 'description' => 'Performs tests on drupal_array_diff_assoc_recursive().',
 'group' => 'System',
 );
 }
 function setUp() {
 parent ::setUp ();
 $this->array1  = array(
 'same' => 'yes',
 'different' => 'no',
 'array_empty_diff' => array(),
 'null' => NULL,
 'int_diff' => 1,
 'array_diff' => array(
 'same' => 'same',
 'array' => array(
 'same' => 'same',
 ),
 ),
 'array_compared_to_string' => array(
 'value',
 ),
 'string_compared_to_array' => 'value',
 'new' => 'new',
 );
 $this->array2  = array(
 'same' => 'yes',
 'different' => 'yes',
 'array_empty_diff' => array(),
 'null' => NULL,
 'int_diff' => '1',
 'array_diff' => array(
 'same' => 'different',
 'array' => array(
 'same' => 'same',
 ),
 ),
 'array_compared_to_string' => 'value',
 'string_compared_to_array' => array(
 'value',
 ),
 );
 }
 
 /**
 * Tests drupal_array_diff_assoc_recursive().
 */
 public function testArrayDiffAssocRecursive() {
 $expected = array(
 'different' => 'no',
 'int_diff' => 1,
 // The 'array' key should not be returned, as it's the same.
'array_diff' => array(
 'same' => 'same',
 ),
 'array_compared_to_string' => array(
 'value',
 ),
 'string_compared_to_array' => 'value',
 'new' => 'new',
 );
 $this->assertIdentical (drupal_array_diff_assoc_recursive ($this->array1 , $this->array2 ), $expected);
 }
}