public function testVectors()
{
$this->assertEquals(Pkcs7::pad('aaaabbbb', 3), "aaaabbbb");
$this->assertEquals(Pkcs7::pad('aaaabbbb', 4), "aaaabbbb");
$this->assertEquals(Pkcs7::unpad("aaaabbbb"), "aaaabbbb");
$this->assertEquals(Pkcs7::unpad("aaaabbbb"), "aaaabbbb");
}
