public function testAddAndRemoveSubSemanticData()
{
$title = Title::newFromText(__METHOD__);
$instance = new SemanticData(DIWikiPage::newFromTitle($title));
// Adds only a subobject reference to the container
$subobject = $this->newSubobject($title);
$instance->addSubobject($subobject);
$this->assertInternalType('array', $instance->getSubSemanticData());
foreach ($instance->getSubSemanticData() as $subSemanticData) {
$this->assertInstanceOf('SMWContainerSemanticData', $subSemanticData);
$this->assertEquals($subSemanticData, $subobject->getSemanticData());
}
$instance->removeSubSemanticData($subobject->getSemanticData());
$this->assertNotInstanceOf('SMWContainerSemanticData', $instance->getSubSemanticData());
}
