$this->assertEquals( true, $title->isNamespaceIdKnown() );
$this->assertEquals( $expectedId, $title->getNamespaceId() );
$this->assertEquals( $expectedName, $title->getNamespaceName() );
$this->assertEquals( true, $title->isNamespaceIdKnown() );
$this->assertEquals( $expectedId, $title->getNamespaceId() );
$this->assertEquals( $expectedName, $title->getNamespaceName() );