ColumnPreferences extends OwnableEntity implements Serializable { public void setVisible(boolean visible) { this.visible = visible; } ColumnPreferences();  ColumnPreferences(String colName, String displayName, int size, Visibility visible, Hidability hidable); boolean isHideable(); String getColName(); String getDisplayName(); int getSize(); boolean isVisible(); void setSize(int size); void setVisible(boolean visible); @Override boolean equals(Object obj); @Override int hashCode(); @Override String toString();  }
@Test public void testSetVisible_1() throws Exception { ColumnPreferences fixture = new ColumnPreferences("", "", 1, ColumnPreferences.Visibility.HIDDEN, ColumnPreferences.Hidability.HIDABLE); fixture.setVisible(true); boolean visible = true; fixture.setVisible(visible); }