public function testFilter()
{
// (1) italian - italy
// (2) default currency code for it_IT
// (3) correctness of fraction digits not mandatory
// (4) correctness (and presence) of currency not mandatory
// (5) breaking spaces allowed
$filter = new Uncurrency('it_IT', null);
$filter->setScaleCorrectness(false);
$filter->setCurrencyCorrectness(false);
$filter->setBreakingSpaceAllowed(true);
$formatter = $filter->getFormatter();
// ALLOWED //
$this->assertSame((double) 123, $filter->filter($formatter->format((double) 123)));
// 123 €
$this->assertSame(1234.61, $filter->filter($formatter->format(1234.61)));
// 1.234,61 €
// pattern correct, fraction digit correct, currency absence
$this->assertSame(1234.61, $filter->filter('1.234,61'));
// pattern not correct (no grouping separator), fraction digit correct, currency absence
$this->assertSame(1234.61, $filter->filter('1234,61'));
// pattern not correct (no grouping separator), fraction digit correct, currency code as currency
if (version_compare($GLOBALS['INTL_ICU_VERSION'], '4.8.1.1') > 0) {
$this->assertSame(1234.61, $filter->filter('1234,61 EUR'));
}
// pattern correct, fraction digit correct, display name as currency
$this->assertSame(1234.61, $filter->filter('1.234,61 EURO'));
// pattern not correct (no grouping separator), fraction digit correct, display name as currency
$this->assertSame(1234.61, $filter->filter('1234,61 EURO'));
// wrong number of decimals, currency absence
$this->assertSame(1234.619, $filter->filter('1234,619'));
// wrong number of decimals, currency
$this->assertSame(1234.619, $filter->filter('1234,619 €'));
// negative
$this->assertSame((double) -2.5, $filter->filter($formatter->format((double) -2.5)));
// -2,50 €
// negative, pattern not correct (currecny symbol without prefixing space)
$this->assertSame(-0.01, $filter->filter('-0,01€'));
// negative, currecny absence
$this->assertSame(-0.5, $filter->filter('-0,5'));
// NOT ALLOWED //
// not existent display name
$this->assertSame('1234,61 EUROOO', $filter->filter('1234,61 EUROOO'));
// exponential notation
$this->assertSame('1E-2 €', $filter->filter('1E-2 €'));
// (3) correct number of decimal places will now be mandatory
$filter->setScaleCorrectness(true);
// NO MORE ALLOWED //
$this->assertSame('1.234,619 €', $filter->filter('1.234,619 €'));
$this->assertSame('1.234,619', $filter->filter('1.234,619'));
$this->assertSame('1.234,1 €', $filter->filter('1.234,1 €'));
// ALLOWED //
$this->assertSame(1234.1, $filter->filter('1.234,10 €'));
// (4) currency correctness (and so its presence) will no be mandatory
$filter->setCurrencyCorrectness(true);
// NO MORE ALLOWED //
// currency absence
$this->assertSame('1234,61', $filter->filter('1234,61'));
// currency pattern part malformed (no prefixing space)
$this->assertSame('1234,61€', $filter->filter('1234,61€'));
// ALLOWED //
$this->assertSame(1234.61, $filter->filter($formatter->format(1234.61)));
// 1234,61 €
$this->assertSame(-0.01, $filter->filter($formatter->format(-0.01)));
// -0,01 €
// (1) bengali - bangladesh
// (2) default currency code
// (2) correct number of decimal places not mandatory
// (3) currency not mandatory
$filter = new Uncurrency('bn_BD', null);
$filter->setScaleCorrectness(false);
$filter->setCurrencyCorrectness(false);
$formatter = $filter->getFormatter();
// Allowed
$this->assertSame((double) 0, $filter->filter($formatter->format((double) 0)));
// '০.০০৳' (w/ currency symbol)
$this->assertSame((double) 0, $filter->filter('০.০'));
$this->assertSame(0.01, $filter->filter($formatter->format(0.01)));
// '০.০১৳' (w/ currency symbol)
$this->assertSame(0.01, $filter->filter('০.০১০'));
// $this->assertSame((float) 0, $filter->filter('(০.০)')); // FIXME? negative zero allowed
$this->assertSame(-0.01, $filter->filter($formatter->format(-0.01)));
// (০.০১৳) (w/ currency symbol)
$this->assertSame(-0.01, $filter->filter('(০.০১)'));
}
/**
* Returns true if and only if $value is a currency amount well-formatted for the given locale
*
* It validates according to the specified options, i.e. whether to consider valid:
* a negative currency amount,
* a currency different than the locale's default,
* a currency string that could not contain currency symbol,
* a currency string that could contain an inexact number of decimal places.
*
* @param string $value
* @return bool
* @throws I18nException\InvalidArgumentException
*/
public function isValid($value)
{
$this->setValue($value);
if (!is_string($value)) {
$this->error(self::INVALID);
return false;
}
// Setup filter
$filter = new Uncurrency($this->getLocale(), $this->getCurrencyCode());
$filter->setScaleCorrectness($this->getScaleCorrectness());
$filter->setCurrencyCorrectness($this->getCurrencyCorrectness());
$filter->setBreakingSpaceAllowed($this->isBreakingSpaceAllowed());
// Filtering
$result = $filter->filter($this->getValue());
// Retrieve updated currency code
$this->currencyCode = $filter->getCurrencyCode();
if ($result !== $this->getValue()) {
// Filter succedeed
if (!$this->isNegativeAllowed() && $result < 0) {
$this->error(self::NOT_POSITIVE);
return false;
}
return true;
}
$this->pattern = $filter->getFormatter()->getPattern();
$this->error(self::NOT_CURRENCY);
return false;
}