pkgs.lux/packages/testing/README.md

testing

Testing utilities and assertions for Lux.

Installation

lux pkg add testing 0.1.0

Usage

import testing

fn testMyFunction(): Unit with {Console, Test} = {
    testing.describe("MyFunction", fn() => {
        testing.it("should return correct value", fn() => {
            let result = myFunction(5)
            testing.assertEqual(result, 10, "5 * 2 should be 10")
        })

        testing.it("should handle edge cases", fn() => {
            let result = myFunction(0)
            testing.assertEqual(result, 0, "0 * 2 should be 0")
        })
    })
}

Assertions

Function	Description
assert(cond, msg)	Assert condition is true
assertEqual(a, b, msg)	Assert two values are equal
assertSome(opt, msg)	Assert Option is Some
assertNone(opt, msg)	Assert Option is None
assertOk(result, msg)	Assert Result is Ok
assertErr(result, msg)	Assert Result is Err
assertEmpty(list, msg)	Assert list is empty
assertLength(list, n, msg)	Assert list has length n
assertContains(s, sub, msg)	Assert string contains substring
assertStartsWith(s, pre, msg)	Assert string starts with prefix
assertEndsWith(s, suf, msg)	Assert string ends with suffix

Test Structure

Function	Description
describe(name, tests)	Group related tests
it(desc, test)	Define individual test

License

MIT