forked from mirrors/gecko-dev
46 lines
1.3 KiB
JavaScript
46 lines
1.3 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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ChromeUtils.defineESModuleGetters(this, {
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Calculator: "resource:///modules/UrlbarProviderCalculator.sys.mjs",
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});
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const FORMULAS = [
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["1+1", 2],
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["3+4*2/(1-5)", 1],
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["39+4*2/(1-5)", 37],
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["(39+4)*2/(1-5)", -21.5],
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["4+-5", -1],
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["-5*6", -30],
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["-5.5*6", -33],
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["-5.5*-6.4", 35.2],
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["-6-6-6", -18],
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["6-6-6", -6],
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[".001 /2", 0.0005],
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["(0-.001)/2", -0.0005],
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["-.001/(0-2)", 0.0005],
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["1000000000000000000000000+1", 1e24],
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["1000000000000000000000000-1", 1e24],
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["1e+30+10", 1e30],
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["1e+30*10", 1e31],
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["1e+30/100", 1e28],
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["10/1000000000000000000000000", 1e-23],
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["10/-1000000000000000000000000", -1e-23],
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["1,500.5+2.5", 1503], // Ignore commas when using decimal seperators
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["1,5+2,5", 4], // Support comma seperators
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["1.500,5+2,5", 1503], // Ignore periods when using comma decimal seperators
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];
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add_task(function test() {
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for (let [formula, result] of FORMULAS) {
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let postfix = Calculator.infix2postfix(formula);
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Assert.equal(
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Calculator.evaluatePostfix(postfix),
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result,
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`${formula} should equal ${result}`
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);
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}
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});
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