mathjs/test/expression/function/compile.test.js
greenkeeper[bot] c5971b371a Update standard to the latest version 🚀 (#1226)
* chore(package): update standard to version 12.0.0

* update to new lint version with --fix

I believe this mainly adds whitespace to `{}`'s.

* Replace assert.equal with assert.strictEqual

This breaks a lot of tests which I will endevour to fix in the next
commits.

* Fix most errors due to assert.strictEquals

Some instances of `strictEquals` are replaced by `deepEquals`.
`toString` has been used to make some string comparisions explicit.
Tests will still fail untill #1236 and #1237 are fixed.

* Fix assertion erros due to -0

With node 10, assert.strictEqual no longer considers `0 === -0`.
I missed these first time round as I was using node 8.

* Put toString correct side of bracket

I was converting the constructor to a string rather
than the result of the computation. Oops.

* Fixed #1236: quantileSeq has inconsistant return

* Update package-lock

* Fixed #1237: norm sometimes returning a complex number instead of number

* Fix cli tests

* More changes for standardjs, and fixes in unit tests
2018-09-08 16:33:58 +02:00

36 lines
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JavaScript

// test compile
const assert = require('assert')
const math = require('../../../src/main')
describe('compile', function () {
it('should compile an expression', function () {
const code = math.compile('(5+3)/4')
assert.ok(code instanceof Object)
assert.ok(code.eval instanceof Function)
assert.strictEqual(code.eval(), 2)
})
it('should parse multiple expressions', function () {
const codes = math.compile(['2+3', '4+5'])
assert.ok(Array.isArray(codes))
assert.strictEqual(codes.length, 2)
assert.strictEqual(codes[0].eval(), 5)
assert.strictEqual(codes[1].eval(), 9)
})
it('should throw an error on wrong number of arguments', function () {
assert.throws(function () { math.compile() }, /TypeError: Too few arguments/)
assert.throws(function () { math.compile('2+3', '3+4') }, /TypeError: Too many arguments/)
})
it('should throw an error on wrong type of argument', function () {
assert.throws(function () { math.compile(math.complex(2, 3)) }, TypeError)
})
it('should LaTeX compile', function () {
const expression = math.parse('compile(1)')
assert.strictEqual(expression.toTex(), '\\mathrm{compile}\\left(1\\right)')
})
})