187 lines
6.4 KiB
JavaScript
187 lines
6.4 KiB
JavaScript
var count = (function shift(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.js');
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function assert(expected, actual) {
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total++;
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if (expected !== actual) {
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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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} else {
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passed++;
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//log('\n Expected and actual: ' + actual);
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}
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}
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function assertException(func, message) {
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var actual;
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total++;
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try {
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func();
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} catch (e) {
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actual = e;
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}
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if (actual && actual.name == 'BigNumber Error') {
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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('\n Expected: ' + message + ' to raise a BigNumber Error.');
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error(' Actual: ' + (actual || 'no exception'));
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//process.exit();
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}
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}
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function T(expected, n, k) {
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assert(String(expected), String(new BigNumber(n).shift(k)));
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}
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function isMinusZero(n) {
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return n.toString() === '0' && n.s == -1;
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}
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log('\n Testing shift...');
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BigNumber.config({
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DECIMAL_PLACES: 20,
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ROUNDING_MODE: 4,
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EXPONENTIAL_AT: [-7, 21],
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RANGE: 1e9,
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ERRORS: false,
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POW_PRECISION: 0
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});
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T(0, 0, 0);
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T(10, 1, 1);
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T(0.1, 1, -1);
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T(200, 2, 2);
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T(2e+31, 2, 31);
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T(0.02, 2, -2);
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T(0.0002, 2, -4);
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T(1e+100, 1, 100);
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T(9999990, 9999.99, 3);
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T(2, 2, NaN);
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T(2435.43543, 2435.43543, NaN);
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T(Infinity, Infinity, NaN);
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T(-Infinity, -Infinity, NaN);
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T(NaN, NaN, NaN);
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T(NaN, NaN, 0);
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T(NaN, NaN, -1);
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T(NaN, NaN, 1);
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T(NaN, NaN, 2.2);
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T(NaN, NaN, -2.2);
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T(NaN, NaN, Infinity);
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T(NaN, NaN, -Infinity);
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T(Infinity, Infinity, 0);
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T(-Infinity, -Infinity, -1);
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T(Infinity, Infinity, 1);
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T(-Infinity, -Infinity, 2.2);
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T(Infinity, Infinity, -2.2);
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T(Infinity, Infinity, Infinity);
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T(-Infinity, -Infinity, -Infinity);
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T(-Infinity, -Infinity, Infinity);
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T(Infinity, Infinity, -Infinity);
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T(Infinity, 1, Infinity);
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T(-Infinity, -1, Infinity);
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T(Infinity, 0.1, Infinity);
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T(-Infinity, -0.1, Infinity);
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T(Infinity, 1.1, Infinity);
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T(-Infinity, -1.1, Infinity);
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T(Infinity, 2, Infinity);
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T(-Infinity, -2, Infinity);
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T(Infinity, 2e-45, Infinity);
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T(-Infinity, -1e+300, Infinity);
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T(Infinity, 0.999, Infinity);
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T(0, 0, 1000);
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T(0, 0, NaN);
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T(-0, -0, NaN);
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T(0, 0, Infinity);
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T(0, 0, -Infinity);
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T(0, 1, -Infinity);
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T(0, 2e-45, -Infinity);
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T(0, 0.1, -Infinity);
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T(0, 2, -Infinity);
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T(0, 0, 2);
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T(0, 0, -2);
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assert(false, isMinusZero(new BigNumber(0).shift(Infinity)));
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assert(false, isMinusZero(new BigNumber(0).shift(-Infinity)));
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assert(true, isMinusZero(new BigNumber(-0).shift(Infinity)));
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assert(true, isMinusZero(new BigNumber(-0).shift(-Infinity)));
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assert(true, isMinusZero(new BigNumber(-0.1).shift(-Infinity)));
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assert(true, isMinusZero(new BigNumber(-1).shift(-Infinity)));
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assert(true, isMinusZero(new BigNumber(-2).shift(-Infinity)));
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assert(true, isMinusZero(new BigNumber(-1e+300).shift(-Infinity)));
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assert(false, isMinusZero(new BigNumber(0).shift(0)));
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assert(true, isMinusZero(new BigNumber(-0).shift(0)));
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assert(false, isMinusZero(new BigNumber(0).shift(-0)));
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assert(true, isMinusZero(new BigNumber(-0).shift(-0)));
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assert(false, isMinusZero(new BigNumber(0).shift(1000)));
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assert(false, isMinusZero(new BigNumber(0).shift(NaN)));
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assert(true, isMinusZero(new BigNumber(-0).shift(NaN)));
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assert(false, isMinusZero(new BigNumber(2e-45).shift(-Infinity)));
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assert(true, isMinusZero(new BigNumber(-2e-45).shift(-Infinity)));
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T(2, 2, 0);
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T(2, 2, null);
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T(2, 2, undefined);
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T(2, 2, NaN);
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T(2, 2, 'erger');
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T(2, 2, {});
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T(2, 2, []);
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T('1e+1000000', 1, 1e6)
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T(1, '1e-1000000', 1e6)
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T('9.82736534568327e+21', '9827365.34568327', ' 1.5e+1 ');
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T('0.0898086057643523405623480756380247658237465999999', '0.000000000898086057643523405623480756380247658237465999999', ' 87365e-4 ');
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T('2.34543534545e-2394335', '2.34543534545e-2394323', ' -12 ');
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T(Infinity, 0.000345345, 1e200);
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T(0, 0.000345345, -1e200);
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T(0.000345345, 0.000345345, -1e-2);
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T(0.99, 0.99, 1e-9);
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T('9.9e+999999999', 0.99, 1e+9);
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BigNumber.config({ ERRORS: true });
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assertException(function () {new BigNumber('12.345').shift(true)}, ".shift(true)");
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assertException(function () {new BigNumber('12.345').shift(false)}, ".shift(false)");
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assertException(function () {new BigNumber('12.345').shift([])}, ".shift([])");
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assertException(function () {new BigNumber('12.345').shift({})}, ".shift({})");
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assertException(function () {new BigNumber('12.345').shift('')}, ".shift('')");
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assertException(function () {new BigNumber('12.345').shift(' ')}, ".shift(' ')");
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assertException(function () {new BigNumber('12.345').shift('4e')}, ".shift('4e')");
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assertException(function () {new BigNumber('12.345').shift('hello')}, ".shift('hello')");
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assertException(function () {new BigNumber('12.345').shift('\t')}, ".shift('\t')");
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assertException(function () {new BigNumber('12.345').shift(new Date)}, ".shift(new Date)");
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assertException(function () {new BigNumber('12.345').shift(new RegExp)}, ".shift(new RegExp)");
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assertException(function () {new BigNumber('12.345').shift(function (){})}, ".shift(function (){})");
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T('3.45345e+196', 0.000345345, 200);
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T('3.45345e-14', 0.000345345, ' -1e1');
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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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