94 lines
2.8 KiB
JavaScript
94 lines
2.8 KiB
JavaScript
var count = (function toNumber(BigNumber) {
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var start = +new Date(),
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log,
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error,
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undefined,
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passed = 0,
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total = 0;
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if (typeof window === 'undefined') {
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log = console.log;
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error = console.error;
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} else {
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log = function (str) { document.body.innerHTML += str.replace('\n', '<br>') };
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error = function (str) { document.body.innerHTML += '<div style="color: red">' +
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str.replace('\n', '<br>') + '</div>' };
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}
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if (!BigNumber && typeof require === 'function') BigNumber = require('../bignumber');
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function assert(expected, actual) {
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total++;
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if (expected === actual || isNaN(expected) && isNaN(actual)) {
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passed++;
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//log('\n Expected and actual: ' + actual);
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} else {
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error('\n Test number: ' + total + ' failed');
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error(' Expected: ' + expected);
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error(' Actual: ' + actual);
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//process.exit();
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}
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}
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function isMinusZero(n) {
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return 1 / n === -Infinity;
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}
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function T(value, n) {
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assert(n, new BigNumber(value).toNumber());
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}
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log('\n Testing toNumber...');
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BigNumber.config({
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DECIMAL_PLACES: 20,
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ROUNDING_MODE: 4,
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ERRORS: true,
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RANGE: 1E9,
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EXPONENTIAL_AT: 1E9
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});
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assert(false, isMinusZero(new BigNumber('0').toNumber()));
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assert(false, isMinusZero(new BigNumber('0.0').toNumber()));
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assert(false, isMinusZero(new BigNumber('0.000000000000').toNumber()));
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assert(false, isMinusZero(new BigNumber('0e+0').toNumber()));
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assert(false, isMinusZero(new BigNumber('0e-0').toNumber()));
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assert(false, isMinusZero(new BigNumber('1e-1000000000').toNumber()));
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assert(true, isMinusZero(new BigNumber('-0').toNumber()));
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assert(true, isMinusZero(new BigNumber('-0.0').toNumber()));
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assert(true, isMinusZero(new BigNumber('-0.000000000000').toNumber()));
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assert(true, isMinusZero(new BigNumber('-0e+0').toNumber()));
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assert(true, isMinusZero(new BigNumber('-0e-0').toNumber()));
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assert(true, isMinusZero(new BigNumber('-1e-1000000000').toNumber()));
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T(1, 1);
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T('1', 1);
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T('1.0', 1);
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T('1e+0', 1);
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T('1e-0', 1);
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T(12345.6789, 12345.6789);
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T(-1, -1);
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T('-1', -1);
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T('-1.0', -1);
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T('-1e+0', -1);
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T('-1e-0', -1);
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T(Infinity, 1 / 0);
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T('Infinity', 1 / 0);
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T(-Infinity, -1 / 0);
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T('-Infinity', -1 / 0);
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T(NaN, NaN);
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T('NaN', NaN);
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T('9.999999e+1000000000', 1 / 0);
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T('-9.999999e+1000000000', -1 / 0);
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T('1e-1000000000', 0);
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T('-1e-1000000000', -0);
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log('\n ' + passed + ' of ' + total + ' tests passed in ' + (+new Date() - start) + ' ms \n');
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return [passed, total];
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})(this.BigNumber);
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if (typeof module !== 'undefined' && module.exports) module.exports = count;
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