/**
* @return int
*/
public function getFractionDigits()
{
return Currency::getDefaultFractionDigits($this->currency);
}
public function testDefaultFractionDigitsLessThanZeroShouldThrowUnexpectedValueException()
{
$refl = new \ReflectionClass(Currency::class);
$property = $refl->getProperty('currencies');
$property->setAccessible(true);
$originalCurrencies = $property->getValue();
$newCurrencies = ['ABC' => ['display_name' => 'ABC fake currency', 'numeric_code' => 123, 'default_fraction_digits' => -1, 'sub_unit' => 100]];
$property->setValue($newCurrencies);
try {
Currency::getDefaultFractionDigits('ABC');
$this->fail(UnexpectedValueException::class . ' not thrown');
} catch (UnexpectedValueException $exc) {
$this->assertInstanceOf(UnexpectedValueException::class, $exc);
$this->assertSame(sprintf('The currency default fraction digits value must be greater than 0; "%s" given', $newCurrencies['ABC']['default_fraction_digits']), $exc->getMessage());
}
$property->setValue($originalCurrencies);
$property->setAccessible(false);
}
