*
 * @author higa
 */
public class CaseInsensitiveSet extends AbstractSet<String> implements Set<String>, Serializable {

    static final long serialVersionUID = 0L;

    private transient Map<String, Object> map = new CaseInsensitiveMap<>();

    private static final Object PRESENT = new Object();

    /**
     * {@link CaseInsensitiveSet}を作成します。
     */
    public CaseInsensitiveSet() {
        map = new CaseInsensitiveMap<>();

/**
 * @author higa
 */
public class CaseInsensitiveSetTest {

    /**
     * @throws Exception
     */
    @Test
    public void testContains() throws Exception {
        final Set<String> set = new CaseInsensitiveSet();
        set.add("one");
        assertThat(set.contains("ONE"), is(true));
    }