bignumber.js/test/dp.js

94 lines
2.6 KiB
JavaScript

var count = (function dp(BigNumber) {
var start = +new Date(),
log,
error,
passed = 0,
total = 0;
if (typeof window === 'undefined') {
log = console.log;
error = console.error;
} else {
log = function (str) { document.body.innerHTML += str.replace('\n', '<br>') };
error = function (str) { document.body.innerHTML += '<div style="color: red">' +
str.replace('\n', '<br>') + '</div>' };
}
if (!BigNumber && typeof require === 'function') BigNumber = require('../bignumber');
function assert(expected, actual) {
total++;
if (expected !== actual) {
error('\n Test number: ' + total + ' failed');
error(' Expected: ' + expected);
error(' Actual: ' + actual);
//process.exit();
}
else {
passed++;
//log('\n Expected and actual: ' + actual);
}
}
function T(value, dp){
assert(dp, new BigNumber(value).decimalPlaces());
assert(dp, new BigNumber(value).dp());
}
log('\n Testing dp...');
BigNumber.config({
DECIMAL_PLACES: 20,
ROUNDING_MODE: 4,
ERRORS: true,
RANGE: 1E9,
EXPONENTIAL_AT: [-7, 21]
});
T(0, 0);
T(1, 0);
T(1.2, 1);
T(0.1, 1);
T(0.25, 2);
T(0.0625, 4);
T(99, 0);
T(9900, 0);
T(1000.001, 3);
T('1000.001', 3);
T(-0, 0);
T(-1, 0);
T(-1.2, 1);
T(-0.1, 1);
T(-0.25, 2);
T(-0.0625, 4);
T(-99, 0);
T(-9900, 0);
T(-1000.001, 3);
T('-1000.001', 3);
T(NaN, null);
T('NaN', null);
T(Infinity, null);
T(-Infinity, null);
T('Infinity', null);
T('-Infinity', null);
T('0.00000000000000000002', 20);
T('100.0000000000000000000000000000000000032948', 40);
T('1.3e-11', 12);
T('-3.52e-7', 9);
T('6.9525e-12', 16);
T('2.1e-8', 9);
T('3.7015e-7', 11);
T('-50.1839', 4);
T('0.014836', 6);
T('-16688', 0);
T('-506006218906684823229.56892808849303', 14);
T('10000000000000.00000000000000000000000000000000000001000000000000000000000000000000000000000001', 80);
T('057643758687043658032465987410000000000000.0000000000000', 0);
T('999999999999999999999999999999999999999999999999999999999999999999999999999.99999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999', 113);
log('\n ' + passed + ' of ' + total + ' tests passed in ' + (+new Date() - start) + ' ms \n');
return [passed, total];;
})(this.BigNumber);
if (typeof module !== 'undefined' && module.exports) module.exports = count;