/**
* {@inheritDoc}
*/
public function getLabel()
{
try {
return $this->label !== null ? $this->label->getText() : null;
} catch (StepLabelCallableInvalidReturnValueException $e) {
throw new \RuntimeException(sprintf('The label callable for step %d did not return a string or null value.', $this->number));
}
}
protected function createStepWithLabelCallable($number, $returnValue)
{
return Step::createFromConfig($number, array('label' => StepLabel::createCallableLabel(function () use($returnValue) {
return $returnValue;
})));
}
/**
* @dataProvider dataGetText_callableInvalidReturnValue
* @expectedException Craue\FormFlowBundle\Exception\StepLabelCallableInvalidReturnValueException
*/
public function testGetText_callableInvalidReturnValue($value)
{
StepLabel::createCallableLabel($value)->getText();
}
