         view1.constrainTopSpaceToContainer(padding)
         view1.constrainBottomSpaceToContainer(padding)
 
-        view.layoutIfNeeded()
+        self.view.layoutIfNeeded()
 
         // view1 frame: (5 15; 300 570) - it is only relative to superview
         XCTAssertEqual(view1.frame.origin.x, leading)

        XCTAssertEqual(view1.frame.size.height, self.view.frame.size.height - padding*2)
    }

    func testLeadingContainerMultiplier() {

        let view1 = UIView()

    }


    // MARK: - Leading, Trailing, Top, Bottom

    func testAroundContainerBase() {

        let view1 = UIView()
        self.view.addSubview(view1)
