xref: /third_party/decimal.js/test/modules/pow.js

if (typeof T === 'undefined') require('../setup');

T('pow', function () {

  t = function (base, exp, expected, sd, rm) {
    Decimal.precision = sd;
    Decimal.rounding = rm;
    T.assertEqual(expected, new Decimal(base).pow(exp).valueOf());
  }

  Decimal.config({
    precision: 40,
    rounding: 4,
    toExpNeg: -9e15,
    toExpPos: 9e15,
    minE: -9e15,
    maxE: 9e15
  });

  t('9', '0.5', '3', 7, 4);
  t('9', '0.5', '3', 26, 4);
  t('0.9999999999', '6', '0.999999999400000000149999999980000000001', 39, 4);
  t('2.56', '6.5', '450.3599627370496', 16, 1);
  t('1.96', '1.5', '2.744', 15, 1);
  t('2.25', '9.5', '2216.8378200531005859375', 23, 1);
  t('11.05', '2.00000000000000007', '122.103', 6, 4);
  t('10.5', '3.000000000000000002', '1157.63', 6, 4);
  t('1.00000000000000000003', '4.00000005', '1.000000000000000000120000002', 28, 4);
  t('6.0000005', '1.00000000000000006', '6.000001', 7, 4);
  t('1.0000000000000000000005', '49.0000000000000000000002', '1.000000000000000000025', 22, 4);
  t('15.333333333333333333', '28.33333333333333', '3917746643938779840069598486694964.98308568625045', 49, 4);
  t('7.537714', '7.9', '8515169.08260507715975', 21, 4);
  t('6.951', '9.225', '58598464.57', 10, 4);
  t('6.01093', '9.8911', '50651225.3819968681522216250662534915', 36, 4);
  t('8.7587', '4.23', '9694.37298592397372', 18, 4);
  t('5.1749', '7.7267995', '328229.2815443039852', 19, 4);
  t('0.16', '-0.9999999999999', '6.2', 2, 4);
  t('0.4', '-20', '90949470.1772928237915039063', 27, 4);
  t('0.5', '22', '0.000000238418579101563', 15, 4);
  t('32', '0.4', '4', 1, 4);
  t('4', '2.5', '32', 11, 4);
  t('4', '5.5', '2048', 27, 4);
  t('16', '23.5', '19807040628566084398385987584', 29, 4);
  t('16', '26.5', '81129638414606681695789005144064', 35, 4);
  t('25', '13.5', '7450580596923828125', 39, 4);
  t('32', '28.2', '2787593149816327892691964784081045188247552', 43, 4);
  t('32', '3.6', '262144', 35, 4);
  t('25', '21.5', '1136868377216160297393798828125', 31, 4);
  t('9', '8.5', '129140163', 19, 4);
  t('4', '7.5', '32768', 13, 4);
  t('4', '6.5', '8192', 10, 4);
  t('6.034', '0.25964', '2', 1, 4);
  t('9', '4.5', '19683', 16, 4);
  t('9', '1.5', '27', 5, 4);
  t('9.61', '3.5', '2751.2614111', 12, 4);
  t('4', '6.5', '8192', 8, 4);
  t('4', '7.5', '32768', 11, 4);
  t('9', '4.5', '19683', 5, 4);

  t('48.9262695992662373981', '1.0', '48.926269599266237', 17, 1);
  t('1.21', '0.5', '1.1', 2, 1);
  t('12.96', '0.5', '3.6', 2, 3);
  t('3.24', '0.5', '1.8', 2, 1);
  t('70.56', '0.5', '8.4', 2, 3);
  t('4.41', '6.5', '15447.2377739119461', 32, 3);
  t('11.05', '2.00000000000000007', '122.103', 6, 4);
  t('10.5', '3.000000000000000002', '1157.63', 6, 4);
  t('1.00000000000000000003', '4.00000005', '1.000000000000000000120000002', 28, 4);
  t('6.0000005', '1.00000000000000006', '6.000001', 7, 4);
  t('1.0000000000000000000005', '49.0000000000000000000002', '1.000000000000000000025', 22, 4);
  t('5344.87762641765349023882127126550721', '1.0625', '9139.7407411741874683083843738640173291', 38, 1);
  t('28', '6.166675020000903537297764507632802193308677149', '839756321.64088511', 17, 0);
  t('91.180153837', '0.5', '9.54882997214842023704943457512609', 33, 1);
  t('16', '26.5', '81129638414606681695789005144064', 35, 4);
  t('25', '13.5', '7450580596923828125', 39, 4);
  t('4.3985903', '20.9956530307', '32120869378609.033520730996715368034448124619', 44, 2);
  t('2.858368', '48.97', '21682301291468972839895.193017121528607658932', 44, 5);
  t('91.145', '23.8479557348417627', '54402923894673605836306983589686900000000000000', 33, 1);

  t('5.379973182', '2.65', '86.4', 3, 6);
  t('625', '4.5', '3814697265625', 13, 0);
  t('65536', '1.25', '1048576', 7, 5);
  t('9', '1.5', '27', 2, 8);
  t('256', '1.625', '8192', 4, 8);
  t('65536', '1.875', '1073741824', 10, 6);
  t('65536', '2.5', '1099511627776', 13, 1);
  t('625', '5.25', '476837158203125', 15, 4);

  t('0.16', '-0.9999999999999', '6.2', 2, 4);
  t('3.6361', '-0.06', '0.92547', 5, 4);
  t('8.7881541', '-0.00000006', '0.999999869595727123998', 22, 4);
  t('5.812', '-0.99999', '0.17206083953928505581714758136682954', 35, 4);
  t('6.06737421654397', '-0.000000000001', '0.99999999999819707407228698', 26, 4);
  t('5.57197470953405387', '-0.9', '0.213', 3, 4);
  t('8.4297580531324', '-0.000000000000002', '0.99999999999999573646385819', 26, 4);
  t('1.746122696164', '-0.9', '0.605526', 6, 4);
  t('5.74274073282643192871', '-0.000000000000004', '0.999999999999993008253696156596264156', 36, 4);
  t('9.66306878602393217324', '-0.999', '0.1037217997755957147', 19, 4);
  t('5', '-0.9999999', '0.200000032188760838972540436', 28, 4);

  t('21.8005326254960840089', '14.99999999999999999999', '119400615273418803650.1362563340821916898208389', 46, 4);
  t('46.80102307015', '4.000001', '4797589.19437982876031', 21, 4);
  t('29.255206217375', '9.9999999999999999999999999', '459231465846284.22207', 20, 4);
  t('0.72591761772', '6.999999999999999999999', '0.106221237503302998', 18, 4);
  t('0.3928066161887', '32.0002', '0.00000000000010319062643292561810866879769121849802', 38, 4);
  t('24.798046085018648753453', '5.9999999999999999', '232543806.207', 12, 4);
  t('20.485568584242', '18.99999999999999999999999', '8270131718672851271097903.87621818958353436851582', 48, 4);
  t('969.0', '-1', '0.0010319917440660474716202', 23, 4);
  t('8.97', '-1', '0.111482720178', 12, 3);
  t('61766796871807246.3278075', '-1', '0.00000000000000001618993', 7, 0);

  t('-1', '101', '-1', 100, 1);
  t('-1', '9999999999999999999999999999999999999999999999999999999999999999999999999', '-1', 100, 1);
  t('-1', '1e307', '1', 100, 1);
  t('-1', '1e309', '1', 100, 1);

  Decimal.toExpNeg = Decimal.toExpPos = 0;

  t('9.9999999999999', '2220.75', '5.623413251778e+2220', 13, 1);
  t('0.9999999999999999991999999999019999949909999999', '2220.75', '9.999999999999982233999997e-1', 25, 1);
  t('987504387560932846509387650789.49807365', '981459.4903857', '9.876e+29438424', 4, 4);

  t('-2', '1001', '-2.1430172143725346418e+301', 20, 1);
  t('-2', 1e6, '9.9006562292958982506979236164e+301029', 29, 0);

  t('5.0771598579583468811E-101844', '7064449.87442997380369702938801116641723585825702571602', '3.907934864857193219594361275098983e-719466848189', 34, 1);
  t('5.80246472674775E+21125581', '0.00077726506294426495082193497633668602085', '1.5018938138904125617523547e+16420', 26, 3);
  t('1.66630944E+74', '6980757669.9081156729942256', '3.74152e+518124090060', 6, 5);
  t('5.9E+6', '3456.7700', '1.8971788927235700943477592799711063194e+23405', 38, 0);
  t('93720986.7819907489497420190553708041564963922285117', '39.580', '3.3e+315', 2, 1);
  t('908948247.896330216349750387912923575076135766138', '11.38907521122213262858256836', '1.0702278292293091784680297675223031e+102', 35, 3);
  t('4.485925762349120387154391E+47', '1677945.16766265206929939', '8.53959030215133943e+79957194', 18, 5);
  t('2.8448989811706207675566E+89', '2.368592228588521845032068137267440272102614', '7.58940197453762187722508511706932e+211', 33, 5);

  t('0.9999999999999999', '-1e+30', '1.530863912e+43429448190325', 10, 1);
  t('0.9999999999999999999999999999999999999999999999999', '-1e+32', '1.00000000000000001000000000000000005e+0', 36, 1);
  t('0.9999999999999999', '-1e+50', 'Infinity', 40, 1);
  t('0.9999999999999999999999999999999899999999999999994403269002375809806554775739676251993670310626872684', '-1.49181945463118148622657269735650603014891811120124843379694396257337810020127409048127397077199569e+271', 'Infinity', 100, 1);
});