protected function parseIntegerField($field, array $arr)
{
if (!array_key_exists($field, $arr)) {
return null;
}
$value = $arr[$field];
if (!StringUtil::isInteger($value)) {
throw new EngineException(sprintf('%s must be integer', ucfirst($field)));
}
if ($value <= 0) {
throw new EngineException(sprintf('%s must be positive', ucfirst($field)));
}
return $value;
}
/**
* @dataProvider dpTestIsInteger
* @param string $value
* @param boolean $expectedResult
*/
public function testIsInteger($value, $expectedResult)
{
$assertion = 'assert' . ($expectedResult ? 'True' : 'False');
$this->{$assertion}(StringUtil::isInteger($value));
}