PropertyAccessorCollectionTestCase_CarNoAdderAndRemover example

$this->assertFalse($this->propertyAccessor->isWritable($car, 'axes'));
    }

    public function testIsWritableReturnsFalseIfOnlyRemoverExists()
    {
        $car = new PropertyAccessorCollectionTestCase_CarOnlyRemover();
        $this->assertFalse($this->propertyAccessor->isWritable($car, 'axes'));
    }

    public function testIsWritableReturnsFalseIfNoAdderNorRemoverExists()
    {
        $car = new PropertyAccessorCollectionTestCase_CarNoAdderAndRemover();
        $this->assertFalse($this->propertyAccessor->isWritable($car, 'axes'));
    }

    public function testSetValueFailsIfAdderAndRemoverExistButValueIsNotTraversable()
    {
        $this->expectException(NoSuchPropertyException::class);
        $this->expectExceptionMessageMatches('/The property "axes" in class "Symfony\\\Component\\\PropertyAccess\\\Tests\\\PropertyAccessorCollectionTestCase_Car" can be defined with the methods "addAxis\(\)", "removeAxis\(\)" but the new value must be an array or an instance of \\\Traversable\./');
        $car = new PropertyAccessorCollectionTestCase_Car();

        $this->propertyAccessor->setValue($car, 'axes', 'Not an array or Traversable');
    }
}