public function testToFunktion()
{
$predicate = BinaryPredicate::create(self::getCallable());
$funktion = $predicate->toFunktion();
$this->assertInstanceOf(BinaryFunktion::class, $funktion);
$this->assertEquals($predicate->getCallable(), $funktion->getCallable());
$this->assertEquals(self::getCallable(), $funktion->getCallable());
}
/**
*
* @param callable $predicate
* @return BinaryPredcateInterface
*/
public static final function newBinaryPredicate(callable $predicate) : BinaryPredicateInterface
{
return BinaryPredicate::create($predicate);
}