public function testOutputInverted()
{
$interval = new DateInterval('PT2H5M');
$interval->invert = true;
$this->assertEquals('PT-2H-5M', $interval->__toString());
}
/**
* Converts PHP variable not identical to null into native format
*
* Note: a passed string will be returned as-is without any attempts to parse it.
* PostgreSQL's interval parser accepts a lot more possible formats than this
* class can handle.
*
* @param string|number|\DateInterval $value
* @return string
* @throws TypeConversionException
*/
protected function outputNotNull($value)
{
if (is_string($value)) {
return $value;
} elseif (is_int($value)) {
return sprintf('%d seconds', $value);
} elseif (is_float($value)) {
return rtrim(sprintf('%.6f', $value), '.0') . ' seconds';
} elseif ($value instanceof \DateInterval) {
return DateInterval::formatAsISO8601($value);
}
throw TypeConversionException::unexpectedValue($this, 'output', 'a string, a number or an instance of DateInterval', $value);
}
