84 lines
2.2 KiB
Nim
84 lines
2.2 KiB
Nim
## Nim-Codex
|
|
## Copyright (c) 2023 Status Research & Development GmbH
|
|
## Licensed under either of
|
|
## * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
|
|
## * MIT license ([LICENSE-MIT](LICENSE-MIT))
|
|
## at your option.
|
|
## This file may not be copied, modified, or distributed except according to
|
|
## those terms.
|
|
|
|
import pkg/chronos
|
|
import pkg/asynctest/chronos/unittest
|
|
|
|
import codex/utils/timer
|
|
import ../helpers
|
|
|
|
asyncchecksuite "Timer":
|
|
var timer1: Timer
|
|
var timer2: Timer
|
|
var output: string
|
|
var numbersState = 0
|
|
var lettersState = 'a'
|
|
|
|
proc numbersCallback(): Future[void] {.async.} =
|
|
output &= $numbersState
|
|
inc numbersState
|
|
|
|
proc lettersCallback(): Future[void] {.async.} =
|
|
output &= $lettersState
|
|
inc lettersState
|
|
|
|
proc exceptionCallback(): Future[void] {.async.} =
|
|
raise newException(CatchableError, "Test Exception")
|
|
|
|
proc startNumbersTimer() =
|
|
timer1.start(numbersCallback, 10.milliseconds)
|
|
|
|
proc startLettersTimer() =
|
|
timer2.start(lettersCallback, 10.milliseconds)
|
|
|
|
setup:
|
|
timer1 = Timer.new()
|
|
timer2 = Timer.new()
|
|
|
|
output = ""
|
|
numbersState = 0
|
|
lettersState = 'a'
|
|
|
|
teardown:
|
|
await timer1.stop()
|
|
await timer2.stop()
|
|
|
|
test "Start timer1 should execute callback":
|
|
startNumbersTimer()
|
|
check eventually output == "0"
|
|
|
|
test "Start timer1 should execute callback multiple times":
|
|
startNumbersTimer()
|
|
check eventually output == "012"
|
|
|
|
test "Starting timer1 multiple times has no impact":
|
|
startNumbersTimer()
|
|
startNumbersTimer()
|
|
startNumbersTimer()
|
|
check eventually output == "01234"
|
|
|
|
test "Stop timer1 should stop execution of the callback":
|
|
startNumbersTimer()
|
|
check eventually output == "012"
|
|
await timer1.stop()
|
|
await sleepAsync(30.milliseconds)
|
|
let stoppedOutput = output
|
|
await sleepAsync(30.milliseconds)
|
|
check output == stoppedOutput
|
|
|
|
test "Exceptions raised in timer callback are handled":
|
|
timer1.start(exceptionCallback, 10.milliseconds)
|
|
await sleepAsync(30.milliseconds)
|
|
await timer1.stop()
|
|
|
|
test "Starting both timers should execute callbacks sequentially":
|
|
startNumbersTimer()
|
|
startLettersTimer()
|
|
check eventually output == "0a1b2c3d4e"
|