public function testDelete()
 {
     $this->designConfig->expects($this->exactly(2))->method('getExtensionAttributes')->willReturn($this->designExtension);
     $this->designExtension->expects($this->once())->method('getDesignConfigData')->willReturn([$this->designConfigData]);
     $this->configStorage->expects($this->once())->method('delete')->with($this->designConfig);
     $this->reinitableConfig->expects($this->once())->method('reinit');
     $this->indexerRegistry->expects($this->once())->method('get')->with(Config::DESIGN_CONFIG_GRID_INDEXER_ID)->willReturn($this->indexer);
     $this->indexer->expects($this->once())->method('reindexAll');
     $this->assertSame($this->designConfig, $this->repository->delete($this->designConfig));
 }