/**
* Ensures that the allowWhiteSpace option works as expected
*
* @return void
*/
public function testAllowWhiteSpace()
{
$this->filter->setAllowWhiteSpace(true);
if (!self::$unicodeEnabled) {
// POSIX named classes are not supported, use alternative a-zA-Z match
$valuesExpected = array('abc123' => 'abc123', 'abc 123' => 'abc 123', 'abcxyz' => 'abcxyz', 'AZ@#4.3' => 'AZ43', '' => '', "\n" => "\n", " \t " => " \t ");
} elseif (self::$meansEnglishAlphabet) {
//The Alphabet means english alphabet.
$valuesExpected = array('a B ４5' => 'a B 5', 'z3 x' => 'z3x');
} else {
//The Alphabet means each language's alphabet.
$valuesExpected = array('abc123' => 'abc123', 'abc 123' => 'abc 123', 'abcxyz' => 'abcxyz', 'če2 t3ně' => 'če2 t3ně', 'gr z5e4gżółka' => 'gr z5e4gżółka', 'Be3l5 gië' => 'Be3l5 gië', '' => '');
}
foreach ($valuesExpected as $input => $expected) {
$actual = $this->filter->filter($input);
$this->assertEquals($expected, $actual);
}
}
/**
* Returns true if and only if $value contains only alphabetic and digit characters
*
* @param string $value
* @return bool
*/
public function isValid($value)
{
if (!is_string($value) && !is_int($value) && !is_float($value)) {
$this->error(self::INVALID);
return false;
}
$this->setValue($value);
if ('' === $value) {
$this->error(self::STRING_EMPTY);
return false;
}
if (null === static::$filter) {
static::$filter = new AlnumFilter();
}
static::$filter->setAllowWhiteSpace($this->options['allowWhiteSpace']);
if ($value != static::$filter->filter($value)) {
$this->error(self::NOT_ALNUM);
return false;
}
return true;
}
