 			}
 			XCTAssertEqual(i, self.numberoflines)
 			XCTAssert(result != "")
-			(f as NSFileHandle).closeFile()
+			(f as! NSFileHandle).closeFile()
 		}
 	}
 

			}
			XCTAssertEqual(i, self.numberoflines)
			XCTAssert(result != "")
			(f as NSFileHandle).closeFile()
		}
	}



		XCTAssertEqual(i, numberoflines)
		XCTAssert(result != "")
		(f as! NSFileHandle).closeFile()
		return times
	}

