getMockBuilder( RevisionItemBase::class ) ->disableOriginalConstructor() ->getMockForAbstractClass(); $this->assertNull( $revisionItemBase->getIdField() ); $this->assertFalse( $revisionItemBase->getTimestampField() ); $this->assertFalse( $revisionItemBase->getAuthorIdField() ); $this->assertFalse( $revisionItemBase->getAuthorNameField() ); $this->assertFalse( $revisionItemBase->getAuthorActorField() ); } }