mathjs/test/node-tests/cli/cli.test.js at develop · samxcode/mathjs · GitHub

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// Only use native node.js API's and references to ./lib here, this file is not transpiled!

const assert = require('assert')

const path = require('path')

const cp = require('child_process')

function run (args, done) {

cp.exec('node bin/cli.js ' + args, function (e, r) {

done(e, r.replace(/\n$/g, ''))

})

}

describe('command line interface', function () {

it('should sum numbers', function (done) {

run('"1+1"', function (e, result) {

assert.strictEqual(result, '2')

done()

})

it('should multiply matrices', function (done) {

run('"[1,2] * [3,4]"', function (e, result) {

assert.strictEqual(result, '11')

done()

})

it('should thow error', function (done) {

run('"y=x"', function (e, result) {

assert.strictEqual(/^Error/g.test(e.toString()), true)

done()

})

it('should interpret scripts', function (done) {

const path1 = path.join(__dirname, 'script1')

const path2 = path.join(__dirname, 'script2')

run('"' + path1 + '" "' + path2 + '"', function (e, result) {

assert.strictEqual(result, '2\n8\n')

done()

})

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