public function testNotPrintableCharacter()
{
$string = "EQD+CèèèXDU12?+3456+2?:0'";
$expected = [["EQD", "CXDU12+3456", "2:0"]];
$p = new Parser($string);
$result = $p->get();
$experror = "There's a not printable character on line 1: EQD+CèèèXDU12?+3456+2?:0'";
$error = $p->errors();
$this->assertEquals($expected, $result);
$this->assertContains($experror, $error);
}