### Question:
StageStatus { public void setHeight(double height) { this.height = height; } StageStatus();  StageStatus(double x, double y, double width, double height); double getX(); void setX(double x); double getY(); void setY(double y); double getWidth(); void setWidth(double width); double getHeight(); void setHeight(double height); void setMode(StageMode mode); StageMode getMode(); @Override String toString(); @Override int hashCode(); @Override boolean equals(Object other); static final StageStatus NULL; }### Answer:
@Test(expected = UnsupportedOperationException.class) public void immutableSetHeight() { StageStatus.NULL.setHeight(1); }