/**
* Test if the `append` method appends a value to a previous set value.
*/
public function testAppendAppendsToPreviousSetValue()
{
$key = new Hash(Hash::ALGO_SHA1);
$key->append('first value, ');
$key->append('second value');
$this->assertSame(hash('sha1', 'first value, second value'), $key->create());
}
/**
* Append a string to the source.
*
* @param string $string The string to append.
*/
public function append($string)
{
$this->hash->append($string);
}
