thereadme/Equation.js
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Get around floating point precision of JavaScript fixes #5

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Fix `equation` not working on parentheses wrapped variables
Fixed `parseExpression` not working correctly on nested function operators
This commit is contained in:
Mahdi Dibaiee
2015-06-18 15:37:42 +04:30
parent 75969a4e1a
commit 2b3c06c413
6 changed files with 101 additions and 17 deletions
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11
dist/tests/solve.js vendored
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@ -32,6 +32,13 @@ describe('Basic math operators', function () {
it('should work for multi-digit numbers', function () {
_expect.expect(_M2['default'].solve('12+15')).to.equal(27);
});
it('should deal with floating precision of javascript - #5', function () {
_expect.expect(_M2['default'].solve('0.2 + 0.1')).to.equal(0.3);
_expect.expect(_M2['default'].solve('0.2 + 0.4')).to.equal(0.6);
_expect.expect(_M2['default'].solve('round(floor(1.23456789/0.2)) * 0.2')).to.equal(1.2);
_expect.expect(_M2['default'].solve('1.23456789 - (1.23456789 % 0.2)')).to.equal(1.2);
});
});
describe('Negative Numbers', function () {
@ -67,11 +74,11 @@ describe('Precedence', function () {
});
describe('Functions', function () {
it('should work for with parantheses', function () {
it('should work with parantheses', function () {
_expect.expect(_M2['default'].solve('lg(4) * 5')).to.equal(10);
});
it('should work for without parantheses', function () {
it('should work without parantheses', function () {
_expect.expect(_M2['default'].solve('lg4 * 5')).to.equal(10);
});