public function testWithersReturnNewModifiedInstance()
{
$resolver = new FixtureWildcardReferenceResolver();
$newResolver = $resolver->withValueResolver(new FakeValueResolver());
$this->assertEquals(new FixtureWildcardReferenceResolver(), $resolver);
$this->assertEquals(new FixtureWildcardReferenceResolver(new FakeValueResolver()), $newResolver);
}