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MikeMcl_decimal.js/test/config.js

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var count = (function config(Decimal) {
var start = +new Date(),
log,
error,
obj,
undefined,
passed = 0,
total = 0,
state,
T;
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 (!Decimal && typeof require === 'function') Decimal = require('../decimal');
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 assertException(func, message) {
var actual;
total++;
try {
func();
} catch (e) {
actual = e;
}
if (actual && actual.name == 'Decimal Error') {
passed++;
//log('\n Expected and actual: ' + actual);
} else {
error('\n Test number: ' + total + ' failed');
error('\n Expected: ' + message + ' to raise a Decimal Error.');
error(' Actual: ' + (actual || 'no exception'));
//process.exit();
}
}
log('\n Testing config...');
Decimal.config({
precision: 20,
rounding: 4,
toExpNeg: -7,
toExpPos: 21,
minE: -9e15,
maxE: 9e15,
errors: false,
crypto: false,
modulo: 1
});
assert(
true,
Decimal.precision === 20 &&
Decimal.rounding === 4 &&
Decimal.toExpNeg === -7 &&
Decimal.toExpPos === 21 &&
Decimal.minE === -9e15 &&
Decimal.maxE === 9e15 &&
Decimal.errors === false &&
Decimal.crypto === false &&
Decimal.modulo === 1
);
Decimal.config({
precision: 40,
rounding : 4,
toExpNeg: -1000,
toExpPos: 1000,
minE: -1e9,
maxE: 1e9,
errors: true,
crypto: true,
modulo: 4
});
assert(true, Decimal.config() === Decimal);
assert(true, Decimal.config(undefined) === Decimal);
assert(true, Decimal.config(null) === Decimal);
// Throw if not an object object.
assertException(function () {Decimal.config('')}, "config('')");
assertException(function () {Decimal.config('hi')}, "config('hi')");
assertException(function () {Decimal.config(4)}, "config(4)");
assert(true, Decimal.precision === 40);
assert(true, Decimal.rounding === 4);
assert(true, Decimal.toExpNeg === -1000);
assert(true, Decimal.toExpPos === 1000);
assert(true, Decimal.minE === -1e9);
assert(true, Decimal.maxE === 1e9);
assert(true, Decimal.errors === true);
assert(true, Decimal.crypto === true || Decimal.crypto === false);
assert(true, Decimal.modulo === 4);
Decimal.config({
toExpNeg: -7,
toExpPos: 21,
minE: -324,
maxE: 308
});
// precision
T = function (expected, obj) {
Decimal.config(obj);
assert(String(expected), String(Decimal.precision));
}
T(1, {precision: 1});
T(20, {precision: 20});
T(300000,{precision: 300000});
T(4e+8, {precision: 4e8});
T(123456789, {precision: '123456789'});
T(1e9, {precision: 1e9});
T(1e9, {precision: null});
T(1e9, {precision: undefined});
assertException(function () {Decimal.config({precision: -1})}, "precision: -1");
assertException(function () {Decimal.config({precision: 0.1})}, "precision: 0.1");
assertException(function () {Decimal.config({precision: 1.1})}, "precision: 1.1");
assertException(function () {Decimal.config({precision: -1.1})}, "precision: -1.1");
assertException(function () {Decimal.config({precision: 8.1})}, "precision: 8.1");
assertException(function () {Decimal.config({precision: 1e+9 + 1})}, "precision: 1e9 + 1");
assertException(function () {Decimal.config({precision: []})}, "precision: []");
assertException(function () {Decimal.config({precision: {}})}, "precision: {}");
assertException(function () {Decimal.config({precision: ''})}, "precision: ''");
assertException(function () {Decimal.config({precision: ' '})}, "precision: ' '");
assertException(function () {Decimal.config({precision: 'hi'})}, "precision: 'hi'");
assertException(function () {Decimal.config({precision: '1e+9'})}, "precision: '1e+9'");
assertException(function () {Decimal.config({precision: NaN})}, "precision: NaN");
assertException(function () {Decimal.config({precision: Infinity})}, "precision: Infinity");
Decimal.config({ errors: false });
T(1e9, {precision: -1});
T(1e9, {precision: 0.1});
T(1, {precision: 1.99});
T(1, {precision: -1.1});
T(8, {precision: 8.7654321});
T(8, {precision: 1e9 + 1});
T(8, {precision: []});
T(8, {precision: {}});
T(8, {precision: ''});
T(8, {precision: ' '});
T(8, {precision: 'hi'});
T(1e9, {precision: '1e+9'});
T(1e9, {precision: NaN});
T(1e9, {precision: Infinity});
T(1e9, {precision: new Date});
T(1e9, {precision: null});
T(1e9, {precision: undefined});
// rounding
T = function (expected) {
assert(expected, Decimal.rounding);
}
Decimal.config({ rounding: 8, errors: 0 });
Decimal.config({rounding: -1}); T(8);
Decimal.config({rounding: 0.1}); T(0);
Decimal.config({rounding: 1.99}); T(1);
Decimal.config({rounding: -1.1}); T(1);
Decimal.config({rounding: 8.01}); T(1);
Decimal.config({rounding: 7.99}); T(7);
Decimal.config({rounding: 1e9 + 1}); T(7);
Decimal.config({rounding: []}); T(7);
Decimal.config({rounding: {}}); T(7);
Decimal.config({rounding: ''}); T(7);
Decimal.config({rounding: ' '}); T(7);
Decimal.config({rounding: 'hi'}); T(7);
Decimal.config({rounding: '1e+0'}); T(1);
Decimal.config({rounding: NaN}); T(1);
Decimal.config({rounding: Infinity}); T(1);
Decimal.config({rounding: new Date}); T(1);
Decimal.config({rounding: null}); T(1);
Decimal.config({rounding: undefined}); T(1);
Decimal.config({ errors: true });
T = function (expected, rm) {
Decimal.config(rm);
assert(String(expected), String(Decimal.rounding));
}
T(0, {rounding: 0});
T(1, {rounding: 1});
T(2, {rounding: 2});
T(3, {rounding: 3});
T(4, {rounding: 4});
T(5, {rounding: 5});
T(6, {rounding: 6});
T(7, {rounding: 7});
T(8, {rounding: 8});
T(8, {rounding: null});
T(8, {rounding: undefined});
assertException(function () {Decimal.config({rounding: -1})}, "rounding : -1");
assertException(function () {Decimal.config({rounding: 0.1})}, "rounding : 0.1");
assertException(function () {Decimal.config({rounding: 1.1})}, "rounding : 1.1");
assertException(function () {Decimal.config({rounding: -1.1})}, "rounding : -1.1");
assertException(function () {Decimal.config({rounding: 8.1})}, "rounding : 8.1");
assertException(function () {Decimal.config({rounding: 9})}, "rounding : 9");
assertException(function () {Decimal.config({rounding: 11})}, "rounding : 11");
assertException(function () {Decimal.config({rounding: []})}, "rounding : []");
assertException(function () {Decimal.config({rounding: {}})}, "rounding : {}");
assertException(function () {Decimal.config({rounding: ''})}, "rounding : ''");
assertException(function () {Decimal.config({rounding: ' '})}, "rounding : ' '");
assertException(function () {Decimal.config({rounding: 'hi'})}, "rounding : 'hi'");
assertException(function () {Decimal.config({rounding: NaN})}, "rounding : NaN");
assertException(function () {Decimal.config({rounding: Infinity})}, "rounding : Infinity");
// toExpNeg, toExpPos
assert(true, Decimal.toExpNeg === -7);
assert(true, Decimal.toExpPos === 21);
assertException(function () {Decimal.config({toExpNeg: 0.1})}, "toExpNeg: 0.1");
assertException(function () {Decimal.config({toExpPos: -0.1})}, "toExpPos: -0.1");
assertException(function () {Decimal.config({toExpNeg: 1})}, "toExpNeg: 1");
assertException(function () {Decimal.config({toExpPos: -1})}, "toExpPos: -1");
assertException(function () {Decimal.config({toExpNeg: 1e9 + 1})}, "toExpNeg: 1e9 + 1");
assertException(function () {Decimal.config({toExpPos: -1e9 - 1})}, "toExpPos: -1e9 - 1");
assertException(function () {Decimal.config({toExpNeg: Infinity})}, "toExpNeg: Infinity");
assertException(function () {Decimal.config({toExpPos: -Infinity})}, "toExpPos: -Infinity");
assert(true, Decimal.toExpNeg === -7);
assert(true, Decimal.toExpPos === 21);
Decimal.config({toExpNeg: -1});
assert(-1, Decimal.toExpNeg);
Decimal.config({toExpPos: 1});
assert(1, Decimal.toExpPos);
Decimal.config({toExpNeg: 0});
assert(true, Decimal.toExpNeg === 0);
assert(false, Decimal.toExpPos === 0);
Decimal.config({toExpNeg: -1});
assert(true, Decimal.toExpNeg === -1 && Decimal.toExpPos !== -1);
Decimal.config({ errors: true });
// minE, maxE
assert(true, Decimal.minE === -324);
assert(true, Decimal.maxE === 308);
assertException(function () {Decimal.config({minE: -0.9})}, "minE: -0.9");
assertException(function () {Decimal.config({maxE: 0.9})}, "maxE: 0.9");
assertException(function () {Decimal.config({maxE: -1})}, "maxE: -1");
assertException(function () {Decimal.config({minE: 1})}, "minE: 1");
assertException(function () {Decimal.config({minE: -9e16})}, "minE: -9e16");
assertException(function () {Decimal.config({maxE: -1e9})}, "maxE: -1e9");
assertException(function () {Decimal.config({minE: 1e9})}, "minE: 1e9");
assertException(function () {Decimal.config({maxE: 9e16})}, "maxE: 9e16");
assertException(function () {Decimal.config({minE: Infinity})}, "minE: Infinity");
assertException(function () {Decimal.config({maxE: Infinity})}, "maxE: Infinity");
assertException(function () {Decimal.config({minE: "-Infinity"})}, "minE: '-Infinity'");
assertException(function () {Decimal.config({maxE: "-Infinity"})}, "maxE: '-Infinity'");
assert(true, Decimal.minE === -324);
assert(true, Decimal.maxE === 308);
Decimal.config({minE: -1});
assert(true, Decimal.minE === -1 && Decimal.maxE !== 1);
Decimal.config({maxE: 1});
assert(true, Decimal.minE !== 1 && Decimal.maxE === 1);
// errors
Decimal.config({errors: 0});
assert(false, Decimal.errors);
Decimal.config({errors: 1});
assert(true, Decimal.errors);
Decimal.config({errors: false});
assert(false, Decimal.errors);
Decimal.config({errors: true});
assert(true, Decimal.errors);
Decimal.config({errors: null});
assert(true, Decimal.errors);
Decimal.config({errors: undefined});
assert(true, Decimal.errors);
assertException(function () {Decimal.config({errors: 'hiya'})}, "errors: 'hiya'");
assertException(function () {Decimal.config({errors: 'true'})}, "errors: 'true'");
assertException(function () {Decimal.config({errors: 'false'})}, "errors: 'false'");
assertException(function () {Decimal.config({errors: '0'})}, "errors: '0'");
assertException(function () {Decimal.config({errors: '1'})}, "errors: '1'");
assertException(function () {Decimal.config({errors: -1})}, "errors: -1");
assertException(function () {Decimal.config({errors: 0.1})}, "errors: 0.1");
assertException(function () {Decimal.config({errors: 1.1})}, "errors: 1.1");
assertException(function () {Decimal.config({errors: []})}, "errors: []");
assertException(function () {Decimal.config({errors: {}})}, "errors: {}");
assertException(function () {Decimal.config({errors: ''})}, "errors: ''");
assertException(function () {Decimal.config({errors: ' '})}, "errors: ' '");
assertException(function () {Decimal.config({errors: NaN})}, "errors: NaN");
assertException(function () {Decimal.config({errors: Infinity})}, "errors: Infinity");
assert(true, Decimal.errors);
Decimal.config({ errors: false });
T = function (expected, err) {
Decimal.config(err);
assert(String(expected), String(Decimal.errors));
}
T(false, {errors: null});
T(false, {errors: undefined});
T(false, {errors: NaN});
T(false, {errors: 'd'});
T(false, {errors: []});
T(false, {errors: {}});
T(false, {errors: new Date});
T(true, {errors: Boolean(1)});
T(true, {errors: Boolean(true)});
T(false, {errors: Boolean(0)});
T(false, {errors: Boolean(false)});
T(true, {errors: Boolean('false')});
// crypto
T = function (expected, obj) {
Decimal.config(obj);
assert(String(expected), String(Decimal.crypto));
}
Decimal.config({ crypto: true });
state = Decimal.crypto;
assertException(function () {Decimal.config({crypto: 'hiya'})}, "crypto: 'hiya'");
assertException(function () {Decimal.config({crypto: 'true'})}, "crypto: 'true'");
assertException(function () {Decimal.config({crypto: 'false'})}, "crypto: 'false'");
assertException(function () {Decimal.config({crypto: '0'})}, "crypto: '0'");
assertException(function () {Decimal.config({crypto: '1'})}, "crypto: '1'");
assertException(function () {Decimal.config({crypto: -1})}, "crypto: -1");
assertException(function () {Decimal.config({crypto: 0.1})}, "crypto: 0.1");
assertException(function () {Decimal.config({crypto: 1.1})}, "crypto: 1.1");
assertException(function () {Decimal.config({crypto: []})}, "crypto: []");
assertException(function () {Decimal.config({crypto: {}})}, "crypto: {}");
assertException(function () {Decimal.config({crypto: ''})}, "crypto: ''");
assertException(function () {Decimal.config({crypto: ' '})}, "crypto: ' '");
assertException(function () {Decimal.config({crypto: NaN})}, "crypto: NaN");
assertException(function () {Decimal.config({crypto: Infinity})}, "crypto: Infinity");
Decimal.config({ errors: false });
T(state, {crypto: null});
T(state, {crypto: undefined});
T(state, {crypto: NaN});
T(state, {crypto: 'd'});
T(state, {crypto: []});
T(state, {crypto: {}});
T(state, {crypto: new Date});
T(state, {crypto: Boolean(1)});
T(state, {crypto: Boolean(true)});
T(false, {crypto: Boolean(0)});
T(false, {crypto: Boolean(false)});
T(state, {crypto: Boolean('false')});
T(false, {crypto: false});
T(state, {crypto: 1});
T(false, {crypto: 0});
T(state, {crypto: true});
// modulo
Decimal.config({ errors: true });
T = function (expected, rm) {
Decimal.config(rm);
assert(String(expected), String(Decimal.modulo));
}
T(0, {modulo: 0});
T(1, {modulo: 1});
T(2, {modulo: 2});
T(3, {modulo: 3});
T(4, {modulo: 4});
T(5, {modulo: 5});
T(6, {modulo: 6});
T(7, {modulo: 7});
T(8, {modulo: 8});
T(9, {modulo: 9});
T(9, {modulo: null});
T(9, {modulo: undefined});
assertException(function () {Decimal.config({modulo: -1})}, "modulo: -1");
assertException(function () {Decimal.config({modulo: 0.1})}, "modulo: 0.1");
assertException(function () {Decimal.config({modulo: 1.1})}, "modulo: 1.1");
assertException(function () {Decimal.config({modulo: -1.1})}, "modulo: -1.1");
assertException(function () {Decimal.config({modulo: 8.1})}, "modulo: 8.1");
assertException(function () {Decimal.config({modulo: 10})}, "modulo: 10");
assertException(function () {Decimal.config({modulo: -11})}, "modulo: -11");
assertException(function () {Decimal.config({modulo: []})}, "modulo: []");
assertException(function () {Decimal.config({modulo: {}})}, "modulo: {}");
assertException(function () {Decimal.config({modulo: ''})}, "modulo: ''");
assertException(function () {Decimal.config({modulo: ' '})}, "modulo: ' '");
assertException(function () {Decimal.config({modulo: 'hi'})}, "modulo: 'hi'");
assertException(function () {Decimal.config({modulo: NaN})}, "modulo: NaN");
assertException(function () {Decimal.config({modulo: Infinity})}, "modulo: Infinity");
assert(9, Decimal.modulo);
// Test constructor parsing.
Decimal.config({
precision: 40,
rounding: 4,
toExpNeg: -7,
toExpPos: 21,
minE: -9e15,
maxE: 9e15,
errors: true,
crypto: false,
modulo: 1
});
T = function (expected, n) {
assert(String(expected), String(new Decimal(n).toString()));
}
T('123.456789', 123.456789);
T('123.456789', '123.456789');
var N = 'NaN';
T(N, NaN);
T(N, 'NaN');
T(N, ' NaN');
T(N, 'NaN ');
T(N, ' NaN ');
T(N, '+NaN');
T(N, ' +NaN');
T(N, '+NaN ');
T(N, ' +NaN ');
T(N, '-NaN');
T(N, ' -NaN');
T(N, '-NaN ');
T(N, ' -NaN ');
assertException(function () {new Decimal('+ NaN')}, "+ NaN");
assertException(function () {new Decimal('- NaN')}, "- NaN");
assertException(function () {new Decimal(' + NaN')}, " + NaN");
assertException(function () {new Decimal(' - NaN')}, " - NaN");
assertException(function () {new Decimal('. NaN')}, ". NaN");
assertException(function () {new Decimal('.-NaN')}, ".-NaN");
assertException(function () {new Decimal('.+NaN')}, ".+NaN");
assertException(function () {new Decimal('-.NaN')}, "-.NaN");
assertException(function () {new Decimal('+.NaN')}, "+.NaN");
var I = 'Infinity';
T(I, Infinity);
T(I, 'Infinity');
T(I, ' Infinity');
T(I, 'Infinity ');
T(I, ' Infinity ');
T(I, '+Infinity');
T(I, ' +Infinity');
T(I, '+Infinity ');
T(I, ' +Infinity ');
T('-Infinity', '-Infinity');
T('-Infinity', ' -Infinity');
T('-Infinity', '-Infinity ');
T('-Infinity', ' -Infinity ');
assertException(function () {new Decimal('+ Infinity')}, "+ Infinity");
assertException(function () {new Decimal(' + Infinity')}, " + Infinity");
assertException(function () {new Decimal('- Infinity')}, "- Infinity");
assertException(function () {new Decimal(' - Infinity')}, " - Infinity");
assertException(function () {new Decimal('.Infinity')}, ".Infinity");
assertException(function () {new Decimal('. Infinity')}, ". Infinity");
assertException(function () {new Decimal('.-Infinity')}, ".-Infinity");
assertException(function () {new Decimal('.+Infinity')}, ".+Infinity");
assertException(function () {new Decimal('-.Infinity')}, "-.Infinity");
assertException(function () {new Decimal('+.Infinity')}, "+.Infinity");
var Z = '0';
T(Z, 0);
T(Z, -0);
T(Z, '.0');
T(Z, '0.');
T(Z, '0.00000000');
T(Z, '-0.');
T(Z, '+0.');
T(Z, '+0');
T(Z, '-0');
T(Z, ' +0');
T(Z, ' -0');
T(Z, ' +0 ');
T(Z, ' -0 ');
T(Z, '+.0');
T(Z, '-.0');
T(Z, ' +.0');
T(Z, ' -.0');
T(Z, ' +.0 ');
T(Z, ' -.0 ');
assertException(function () {new Decimal('+-0')}, "+-0");
assertException(function () {new Decimal('-+0')}, "-+0");
assertException(function () {new Decimal('--0')}, "--0");
assertException(function () {new Decimal('++0')}, "++0");
assertException(function () {new Decimal('.-0')}, ".-0");
assertException(function () {new Decimal('.+0')}, ".+0");
assertException(function () {new Decimal('0 .')}, "0 .");
assertException(function () {new Decimal('. 0')}, ". 0");
assertException(function () {new Decimal('..0')}, "..0");
assertException(function () {new Decimal('+.-0')}, "+.-0");
assertException(function () {new Decimal('-.+0')}, "-.+0");
assertException(function () {new Decimal('+. 0')}, "+. 0");
assertException(function () {new Decimal('-. 0')}, "-. 0");
T('2', '+2');
T('-2', '-2');
T('2', ' +2');
T('-2', ' -2');
T('2', ' +2 ');
T('-2', ' -2 ');
T('0.2', '.2');
T('2', '2.');
T('-2', '-2.');
T('2', '+2.');
T('0.2', '+.2');
T('-0.2', '-.2');
T('0.2', ' +.2');
T('-0.2', ' -.2');
T('0.2', ' +.2 ');
T('-0.2', ' -.2 ');
assertException(function () {new Decimal('+-2')}, "+-2");
assertException(function () {new Decimal('-+2')}, "-+2");
assertException(function () {new Decimal('--2')}, "--2");
assertException(function () {new Decimal('++2')}, "++2");
assertException(function () {new Decimal('.-2')}, ".-2");
assertException(function () {new Decimal('.+2')}, ".+2");
assertException(function () {new Decimal('2 .')}, "2 .");
assertException(function () {new Decimal('. 2')}, ". 2");
assertException(function () {new Decimal('..2')}, "..2");
assertException(function () {new Decimal('+.-2')}, "+.-2");
assertException(function () {new Decimal('-.+2')}, "-.+2");
assertException(function () {new Decimal('+. 2')}, "+. 2");
assertException(function () {new Decimal('-. 2')}, "-. 2");
assertException(function () {new Decimal('+2..')}, "+2..");
assertException(function () {new Decimal('-2..')}, "-2..");
assertException(function () {new Decimal('-.2.')}, "-.2.");
assertException(function () {new Decimal('+.2.')}, "+.2.");
assertException(function () {new Decimal('.-20.')}, ".-20.");
assertException(function () {new Decimal('.+20.')}, ".+20.");
assertException(function () {new Decimal('. 20.')}, ". 20.");
assertException(function () {new Decimal(undefined)}, "undefined");
assertException(function () {new Decimal([])}, "[]");
assertException(function () {new Decimal('')}, "''");
assertException(function () {new Decimal(null)}, "null");
assertException(function () {new Decimal(' ')}, "' '");
assertException(function () {new Decimal('nan')}, "nan");
assertException(function () {new Decimal('23er')}, "23er");
assertException(function () {new Decimal('e4')}, "e4");
assertException(function () {new Decimal('0x434')}, "0x434");
assertException(function () {new Decimal('--45')}, "--45");
assertException(function () {new Decimal('+-2')}, "+-2");
assertException(function () {new Decimal('0 0')}, "0 0");
log('\n ' + passed + ' of ' + total + ' tests passed in ' + (+new Date() - start) + ' ms \n');
return [passed, total];
})(this.Decimal);
if (typeof module !== 'undefined' && module.exports) module.exports = count;
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