     }
 
     func testSetY() {
-        let view1 = UIView()
-        view1.y = 10
-        XCTAssertEqual(view1.frame.origin.y, view1.y)
-        XCTAssertEqual(view1.y, 10)
+        let view = UIView()
+        view.y = 10
+        XCTAssertEqual(view.frame.origin.y, view.y)
+        XCTAssertEqual(view.y, 10)
     }
 
     // MARK: width

    }

    func testSetBottom() {
        let view1 = UIView(frame: CGRect(x: 0, y: 0, width: 10, height: 10))
        view1.bottom = 10
        XCTAssertEqual(view1.frame.origin.y + view1.frame.size.height, view1.bottom)
        XCTAssertEqual(view1.bottom, 10)
    }

    // MARK: left

    }
    
    func testSetW() {
        let view = UIView()
        view.w = 10
        XCTAssertEqual(view.frame.size.width, view.w)
        XCTAssertEqual(view.w, 10)
    }

    // MARK: height
