/**
* @dataProvider evaluateProvider
*/
public function testEvaluate(Constraint $constraint, $features, $values, $expected)
{
foreach ($features as $i => $f) {
$f->setValue($values[$i]);
}
$result = $constraint->evaluate();
$this->assertEquals($expected, $result);
}
/**
* Simplifies compound constraints. For e.g. when an AndX
* is inside an other AndX, it gets simplified to a single
* AndX.
*
* @param Constraint $constraint
* @return Constraint|mixed
*/
protected function canonicalize(Constraint $constraint)
{
if ($constraint instanceof CompoundConstraint) {
$children = $constraint->getConstraints();
if (1 === count($children) && $constraint instanceof AndX) {
return $constraint->pop();
}
foreach ($children as &$child) {
$child = $this->canonicalize($child);
}
$constraint->setConstraints($children);
}
return $constraint;
}