// Fixture as receiver
        context("key turned") {
            before {
                controlPanel.turnKey()
            }
            test("light is on") {
                assertTrue(controlPanel.warningLightOn)
            }
            test("launches when pressing button") {
                controlPanel.pressButton()
                assertFalse(beeped)
                assertTrue(launched)
            }
        }

        // Fixture as parameter
        context("key turned") {
            before2 { fixture ->
                fixture.controlPanel.turnKey()
            }
            test2("light is on") { fixture ->
                assertTrue(fixture.controlPanel.warningLightOn)
            }
            test2("launches when pressing button") { fixture ->
                fixture.controlPanel.pressButton()
                assertFalse(fixture.beeped)
                assertTrue(fixture.launched)
            }
        }