deepal

version: '3.4'

services:
  test:
    image: imega/busted
    environment:
      - LUA_PATH=/app/?.lua
    command: busted /app
    volumes:
      - ./lib:/app/lib

deepal

describe("app module", function ()
    describe("run() function", function ()
        local check_env_stub = stub()

        setup(function ()
            package.preload["lib.check_env"] = function ()
                return check_env_stub
            end
        end)
    

deepal

local check_env = require "lib.check_env"
local sum = require "lib.sum"

local app = {}

app.run = function ()
    if check_env() == true then
        return string.format("Result of 10 + 20 is %s", sum(10, 20))
    else 
        return nil

deepal

describe("check_env module", function ()
    local check_env = require "lib.check_env"

    before_each(function()
        stub(os, "getenv")
    end)

    after_each(function ()
        os.getenv:revert()
    end)

deepal

return function ()
    if os.getenv("RUN_SUM") == "1" then
        return true
    else
        return false
    end
end

deepal

describe("sum module", function ()
    it("should return the sum of two numbers", function ()
        local sum = require "lib.sum"
        local result = sum(100, 200)
        assert.are.same(300, result)
    end)
end)

deepal

return function (a, b)
    return a + b
end

deepal

setFakeTime();

const startTimeMon = performance.now(); // set startTime with monotonic clock

setImmediate(() => {
  correctTimeNTP(); // synchronise the clock
});
await doSomething();

const endTimeMon = performance.now(); // set endTime with monotonic clock

deepal

setFakeTime(); // set time to 1 min ahead of actual time

const startTimeToD = Date.now(); // set startTime with time-of-day clock

setImmediate(() => {
  correctTimeNTP(); // synchronise the clock
});

await doSomething();

deepal

const start = Date.now()
doSomething()
const end = Date.now()
const durationMs = end - start;