files[] = $this->test_file = $this->getFilename(); // Check that the file is not there $pre_start = Vfs::stat($this->test_file); $this->assertEquals(null,$pre_start, "File '$this->test_file' was there before we started, check clean up" ); } protected function tearDown() : void { // Do local stuff first, parent will remove stuff parent::tearDown(); } }