}

  public void testMapping_nanY1() {
    assertThrows(
        IllegalArgumentException.class, () -> LinearTransformation.mapping(1.2, Double.NaN));
  }

  public void testMappingAnd_nanX2() {
    assertThrows(
        IllegalArgumentException.class,
        () -> LinearTransformation.mapping(1.2, 3.4).and(Double.NaN, 7.8));
  }

  public void testMappingAnd_nanY2() {
    assertThrows(

  }

  public void testMapping_nanY1() {
    assertThrows(
        IllegalArgumentException.class, () -> LinearTransformation.mapping(1.2, Double.NaN));
  }

  public void testMappingAnd_nanX2() {
    assertThrows(
        IllegalArgumentException.class,
        () -> LinearTransformation.mapping(1.2, 3.4).and(Double.NaN, 7.8));
  }

  public void testMappingAnd_nanY2() {
    assertThrows(

            public SearchRequestType getType() {
                return SearchRequestType.SEARCH;
            }

            @Override
            public Locale getLocale() {
                return Locale.ENGLISH;
            }

            @Override
            public Object getAttribute(String name) {
                return null;
            }

            @Override
            public String[] getExtraQueries() {

    public static final String AS_EPQ = "epq";

    /** The parameter for query. */
    public static final String AS_Q = "q";

    /** The parameter for filetype. */
    public static final String AS_FILETYPE = "filetype";

    /** The parameter for sitesearch. */
    public static final String AS_SITESEARCH = "sitesearch";

    /** The parameter for occurrence. */
    public static final String AS_OCCURRENCE = "occt";

    @Override
    public String getProjectName() {
        return null;
    }

    @Override
    public String getProjectPrefix() {
        return null;
    }

    @Override
    public String getGenerationGapBasePrefix() {
        return null;
    }

    @Override
    public DBDef getCurrentDBDef() {
        return null;
    }

 * It is designed to avoid the instantiation.
 */
public final class Constants {
    /**
     * The GET method.
     */
    public static final String GET_METHOD = "GET";

    /**
     * The HEAD method.
     */
    public static final String HEAD_METHOD = "HEAD";

    /**
     * The POST method.
     */
    public static final String POST_METHOD = "POST";

    /**

    @Override
    public String asTableDbName() {
        return asEsIndexType();
    }

    @Override
    protected String asEsIndex() {
        return "fess_config.scheduled_job";
    }

    @Override
    public String asEsIndexType() {
        return "scheduled_job";
    }

    @Override
    public String asEsSearchType() {
        return "scheduled_job";
    }

  }

  @Override
  public final E set(int index, E element) {
    throw new UnsupportedOperationException();
  }

  @Override
  public final void add(int index, E element) {
    throw new UnsupportedOperationException();
  }

  @Override
  public final E remove(int index) {
    throw new UnsupportedOperationException();
  }

  @Override
  public UnmodifiableIterator<E> iterator() {

    @Override
    public String getProjectName() {
        return null;
    }

    @Override
    public String getProjectPrefix() {
        return null;
    }

    @Override
    public String getGenerationGapBasePrefix() {
        return null;
    }

    @Override
    public DBDef getCurrentDBDef() {
        return null;
    }

    @Override
    public String getProjectName() {
        return null;
    }

    @Override
    public String getProjectPrefix() {
        return null;
    }

    @Override
    public String getGenerationGapBasePrefix() {
        return null;
    }

    @Override
    public DBDef getCurrentDBDef() {
        return null;
    }