import ena_zscores from './z-score-ena';

describe('ena_zscores', () => {
  test('It returns proper values for a small child measured without clothing', () => {
    expect(ena_zscores({
                         sex:'f',
                         age: 13,
                         is_age_in_month: true,
                         weight: 5.9,
                         lenhei: 65,
                         oedema: 'n',
    })).toStrictEqual({
      cbmi: 13.964,
      clenhei: 65,
      cmeasure: undefined,
      csex: 2,
      fac: undefined,
      fbmi: 0,
      fhc: undefined,
      flen: 0,
      fss: undefined,
      fts: undefined,
      fwei: 0,
      fwfl: 0,
      zac: undefined,
      zbmi: -1.767,
      zhc: undefined,
      zlen: -3.89,
      zss: undefined,
      zts: undefined,
      zwei: -3.68,
      zwfl: -2.073
    });
  });
  test('It returns proper values for an older, larger child measured without clothing', () => {
    expect(ena_zscores({
                         sex:'F    ',
                         age: 52,
                         is_age_in_month: true,
                         weight: 15.9,
                         lenhei: 108.6,
                         oedema: 'n',
    })).toStrictEqual({
      cbmi: 13.481,
      clenhei: 108.6,
      cmeasure: undefined,
      csex: 2,
      fac: undefined,
      fbmi: 0,
      fhc: undefined,
      flen: 0,
      fss: undefined,
      fts: undefined,
      fwei: 0,
      fwfl: 0,
      zac: undefined,
      zbmi: -1.358,
      zhc: undefined,
      zlen: 0.795,
      zss: undefined,
      zts: undefined,
      zwei: -0.389,
      zwfl: -1.396
    });
  });
  test('It returns proper values for a child under 24 months of age measured with clothing', () => {
    expect(ena_zscores({
                         sex:'f',
                         age: 20,
                         is_age_in_month: true,
                         weight: 9.5,
                         lenhei: 83.9,
                         oedema: 'n',
                         clothing: 'y',
    })).toStrictEqual({
      cbmi: 13.439,
      clenhei: 83.9,
      cmeasure: undefined,
      csex: 2,
      fac: undefined,
      fbmi: 0,
      fhc: undefined,
      flen: 0,
      fss: undefined,
      fts: undefined,
      fwei: 0,
      fwfl: 0,
      zac: undefined,
      zbmi: -1.791,
      zhc: undefined,
      zlen: 0.394,
      zss: undefined,
      zts: undefined,
      zwei: -0.976,
      zwfl: -1.693
    });
  });
  test('It returns proper values for a child under 24 months of age whose standing height instead of recumbent length is measured', () => {
    expect(ena_zscores({
                         sex:'m',
                         age: 22,
                         is_age_in_month: true,
                         measure: 'h',
                         weight: 9.3,
                         lenhei: 81.2,
                         oedema: 'n',
    })).toStrictEqual({
      cbmi: 13.865,
      clenhei: 81.9,
      cmeasure: "h",
      csex: 1,
      fac: undefined,
      fbmi: 0,
      fhc: undefined,
      flen: 0,
      fss: undefined,
      fts: undefined,
      fwei: 0,
      fwfl: 0,
      zac: undefined,
      zbmi: -1.779,
      zhc: undefined,
      zlen: -1.417,
      zss: undefined,
      zts: undefined,
      zwei: -2.069,
      zwfl: -1.869
    });
  });
  test('It returns proper values for a child over 24 months of age whose recumbent length instead of standing height is measured', () => {
    expect(ena_zscores({
                         sex:'m',
                         age: 32,
                         is_age_in_month: true,
                         measure: 'l',
                         weight: 10.5,
                         lenhei: 88.6,
                         oedema: 'n',
    })).toStrictEqual({
      cbmi: 13.59,
      clenhei: 87.89999999999999 ,
      cmeasure: "l",
      csex: 1,
      fac: undefined,
      fbmi: 0,
      fhc: undefined,
      flen: 0,
      fss: undefined,
      fts: undefined,
      fwei: 0,
      fwfl: 0,
      zac: undefined,
      zbmi: -1.908,
      zhc: undefined,
      zlen: -1.559,
      zss: undefined,
      zts: undefined,
      zwei: -2.225,
      zwfl: -2.107
    });
  });
  test('weight for lenhei still populates when age is excluded', () => {
    expect(ena_zscores({
                          weight: 5.9, 
                          lenhei: 65, 
                          sex: 2, 
                          oedema: 'n'})).toStrictEqual({
    cbmi: undefined,
    clenhei: 65 ,
    cmeasure: undefined,
    csex: 2,
    fac: undefined,
    fbmi: undefined,
    fhc: undefined,
    flen: undefined,
    fss: undefined,
    fts: undefined,
    fwei: undefined,
    fwfl: 0,
    zac: undefined,
    zbmi: undefined,
    zhc: undefined,
    zlen: undefined,
    zss: undefined,
    zts: undefined,
    zwei: undefined,
    zwfl: -2.073
    });
  });
});