mirror of
https://github.com/logos-storage/logos-storage-nim.git
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77 lines
2.0 KiB
Nim
77 lines
2.0 KiB
Nim
## Logos Storage
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## Copyright (c) 2023 Status Research & Development GmbH
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## Licensed under either of
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## * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
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## * MIT license ([LICENSE-MIT](LICENSE-MIT))
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## at your option.
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## This file may not be copied, modified, or distributed except according to
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## those terms.
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import pkg/chronos
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import codex/utils/timer
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import ../../asynctest
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import ../helpers
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asyncchecksuite "Timer":
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var timer1: Timer
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var timer2: Timer
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var output: string
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var numbersState = 0
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var lettersState = 'a'
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proc numbersCallback(): Future[void] {.async: (raises: []).} =
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output &= $numbersState
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inc numbersState
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proc lettersCallback(): Future[void] {.async: (raises: []).} =
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output &= $lettersState
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inc lettersState
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proc startNumbersTimer() =
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timer1.start(numbersCallback, 10.milliseconds)
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proc startLettersTimer() =
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timer2.start(lettersCallback, 10.milliseconds)
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setup:
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timer1 = Timer.new("testtimer1")
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timer2 = Timer.new("testtimer2")
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output = ""
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numbersState = 0
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lettersState = 'a'
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teardown:
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await timer1.stop()
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await timer2.stop()
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test "Start timer1 should execute callback":
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startNumbersTimer()
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check eventually(output == "0", pollInterval = 10)
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test "Start timer1 should execute callback multiple times":
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startNumbersTimer()
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check eventually(output == "012", pollInterval = 10)
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test "Starting timer1 multiple times has no impact":
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startNumbersTimer()
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startNumbersTimer()
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startNumbersTimer()
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check eventually(output == "01234", pollInterval = 10)
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test "Stop timer1 should stop execution of the callback":
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startNumbersTimer()
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check eventually(output == "012", pollInterval = 10)
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await timer1.stop()
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await sleepAsync(30.milliseconds)
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let stoppedOutput = output
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await sleepAsync(30.milliseconds)
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check output == stoppedOutput
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test "Starting both timers should execute callbacks sequentially":
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startNumbersTimer()
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startLettersTimer()
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check eventually(output == "0a1b2c3d4e", pollInterval = 10)
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