public function testReturnExistingParentContextForSetLocation()
{
$builder = $this->getMockBuilder('StoutLogic\\AcfBuilder\\FieldsBuilder')->setConstructorArgs(['parent'])->getMock();
$middleBuilder = new FieldsBuilder('middle');
$middleBuilder->setParentContext($builder);
$subBuilder = new FieldsBuilder('child');
$subBuilder->setParentContext($middleBuilder);
$builder->expects($this->exactly(2))->method('setLocation');
$subBuilder->setLocation('post_type', '==', 'page');
$middleBuilder->setLocation('post_type', '==', 'page');
}