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);
    }

}