558 lines
14 KiB
Nim
558 lines
14 KiB
Nim
# Chronos Test Suite
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# (c) Copyright 2018-Present
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# Status Research & Development GmbH
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#
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# Licensed under either of
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# Apache License, version 2.0, (LICENSE-APACHEv2)
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# MIT license (LICENSE-MIT)
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import unittest
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import ../chronos
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suite "Future[T] behavior test suite":
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proc testFuture1(): Future[int] {.async.} =
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await sleepAsync(0.milliseconds)
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proc testFuture2(): Future[int] {.async.} =
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return 1
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proc testFuture3(): Future[int] {.async.} =
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result = await testFuture2()
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proc testFuture100(): Future[int] {.async.} =
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await sleepAsync(100.milliseconds)
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proc testFuture4(): Future[int] {.async.} =
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## Test for not immediately completed future and timeout = -1
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result = 0
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try:
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var res = await wait(testFuture1(), InfiniteDuration)
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result = 1
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except:
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result = 0
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if result == 0:
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return -1
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## Test for immediately completed future and timeout = -1
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result = 0
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try:
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var res = await wait(testFuture2(), InfiniteDuration)
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result = 2
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except:
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result = 0
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if result == 0:
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return -2
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## Test for not immediately completed future and timeout = 0
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result = 0
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try:
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var res = await wait(testFuture1(), 0.milliseconds)
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except AsyncTimeoutError:
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result = 3
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if result == 0:
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return -3
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## Test for immediately completed future and timeout = 0
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result = 0
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try:
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var res = await wait(testFuture2(), 0.milliseconds)
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result = 4
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except:
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result = 0
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if result == 0:
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return -4
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## Test for future which cannot be completed in timeout period
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result = 0
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try:
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var res = await wait(testFuture100(), 50.milliseconds)
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except AsyncTimeoutError:
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result = 5
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if result == 0:
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return -5
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## Test for future which will be completed before timeout exceeded.
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try:
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var res = await wait(testFuture100(), 500.milliseconds)
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result = 6
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except:
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result = -6
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proc test1(): bool =
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var fut = testFuture1()
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poll()
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poll()
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if not fut.finished:
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poll()
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result = fut.finished
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proc test2(): bool =
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var fut = testFuture3()
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result = fut.finished
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proc test3(): string =
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var testResult = ""
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var fut = testFuture1()
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fut.addCallback proc(udata: pointer) =
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testResult &= "1"
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fut.addCallback proc(udata: pointer) =
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testResult &= "2"
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fut.addCallback proc(udata: pointer) =
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testResult &= "3"
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fut.addCallback proc(udata: pointer) =
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testResult &= "4"
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fut.addCallback proc(udata: pointer) =
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testResult &= "5"
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discard waitFor(fut)
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poll()
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if fut.finished:
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result = testResult
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proc test4(): string =
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var testResult = ""
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var fut = testFuture1()
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proc cb1(udata: pointer) =
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testResult &= "1"
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proc cb2(udata: pointer) =
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testResult &= "2"
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proc cb3(udata: pointer) =
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testResult &= "3"
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proc cb4(udata: pointer) =
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testResult &= "4"
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proc cb5(udata: pointer) =
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testResult &= "5"
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fut.addCallback cb1
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fut.addCallback cb2
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fut.addCallback cb3
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fut.addCallback cb4
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fut.addCallback cb5
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fut.removeCallback cb3
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discard waitFor(fut)
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poll()
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if fut.finished:
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result = testResult
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proc test5(): int =
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result = waitFor(testFuture4())
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proc testAllVarargs(): int =
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var completedFutures = 0
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proc vlient1() {.async.} =
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await sleepAsync(100.milliseconds)
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inc(completedFutures)
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proc vlient2() {.async.} =
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await sleepAsync(200.milliseconds)
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inc(completedFutures)
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proc vlient3() {.async.} =
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await sleepAsync(300.milliseconds)
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inc(completedFutures)
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proc vlient4() {.async.} =
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await sleepAsync(400.milliseconds)
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inc(completedFutures)
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proc vlient5() {.async.} =
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await sleepAsync(500.milliseconds)
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inc(completedFutures)
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proc vlient1f() {.async.} =
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await sleepAsync(100.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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proc vlient2f() {.async.} =
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await sleepAsync(100.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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proc vlient3f() {.async.} =
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await sleepAsync(100.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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proc vlient4f() {.async.} =
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await sleepAsync(100.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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proc vlient5f() {.async.} =
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await sleepAsync(100.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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proc client1(): Future[int] {.async.} =
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await sleepAsync(100.milliseconds)
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inc(completedFutures)
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result = 1
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proc client2(): Future[int] {.async.} =
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await sleepAsync(200.milliseconds)
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inc(completedFutures)
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result = 1
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proc client3(): Future[int] {.async.} =
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await sleepAsync(300.milliseconds)
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inc(completedFutures)
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result = 1
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proc client4(): Future[int] {.async.} =
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await sleepAsync(400.milliseconds)
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inc(completedFutures)
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result = 1
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proc client5(): Future[int] {.async.} =
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await sleepAsync(500.milliseconds)
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inc(completedFutures)
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result = 1
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proc client1f(): Future[int] {.async.} =
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await sleepAsync(100.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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proc client2f(): Future[int] {.async.} =
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await sleepAsync(200.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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proc client3f(): Future[int] {.async.} =
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await sleepAsync(300.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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proc client4f(): Future[int] {.async.} =
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await sleepAsync(400.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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proc client5f(): Future[int] {.async.} =
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await sleepAsync(500.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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waitFor(all(vlient1(), vlient2(), vlient3(), vlient4(), vlient5()))
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# 5 completed futures = 5
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result += completedFutures
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completedFutures = 0
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try:
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waitFor(all(vlient1(), vlient1f(),
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vlient2(), vlient2f(),
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vlient3(), vlient3f(),
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vlient4(), vlient4f(),
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vlient5(), vlient5f()))
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result -= 10000
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except:
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discard
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# 10 completed futures = 10
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result += completedFutures
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completedFutures = 0
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var res = waitFor(all(client1(), client2(), client3(), client4(), client5()))
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for item in res:
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result += item
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# 5 completed futures + 5 values = 10
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result += completedFutures
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completedFutures = 0
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try:
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var res = waitFor(all(client1(), client1f(),
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client2(), client2f(),
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client3(), client3f(),
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client4(), client4f(),
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client5(), client5f()))
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result -= 10000
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except:
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discard
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# 10 completed futures = 10
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result += completedFutures
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proc testAllSeq(): int =
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var completedFutures = 0
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var vfutures = newSeq[Future[void]]()
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var nfutures = newSeq[Future[int]]()
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proc vlient1() {.async.} =
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await sleepAsync(100.milliseconds)
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inc(completedFutures)
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proc vlient2() {.async.} =
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await sleepAsync(200.milliseconds)
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inc(completedFutures)
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proc vlient3() {.async.} =
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await sleepAsync(300.milliseconds)
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inc(completedFutures)
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proc vlient4() {.async.} =
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await sleepAsync(400.milliseconds)
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inc(completedFutures)
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proc vlient5() {.async.} =
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await sleepAsync(500.milliseconds)
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inc(completedFutures)
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proc vlient1f() {.async.} =
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await sleepAsync(100.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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proc vlient2f() {.async.} =
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await sleepAsync(100.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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proc vlient3f() {.async.} =
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await sleepAsync(100.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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proc vlient4f() {.async.} =
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await sleepAsync(100.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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proc vlient5f() {.async.} =
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await sleepAsync(100.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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proc client1(): Future[int] {.async.} =
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await sleepAsync(100.milliseconds)
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inc(completedFutures)
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result = 1
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proc client2(): Future[int] {.async.} =
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await sleepAsync(200.milliseconds)
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inc(completedFutures)
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result = 1
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proc client3(): Future[int] {.async.} =
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await sleepAsync(300.milliseconds)
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inc(completedFutures)
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result = 1
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proc client4(): Future[int] {.async.} =
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await sleepAsync(400.milliseconds)
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inc(completedFutures)
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result = 1
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proc client5(): Future[int] {.async.} =
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await sleepAsync(500.milliseconds)
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inc(completedFutures)
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result = 1
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proc client1f(): Future[int] {.async.} =
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await sleepAsync(100.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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proc client2f(): Future[int] {.async.} =
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await sleepAsync(200.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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proc client3f(): Future[int] {.async.} =
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await sleepAsync(300.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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proc client4f(): Future[int] {.async.} =
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await sleepAsync(400.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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proc client5f(): Future[int] {.async.} =
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await sleepAsync(500.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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vfutures.setLen(0)
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for i in 0..<10:
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vfutures.add(vlient1())
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vfutures.add(vlient2())
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vfutures.add(vlient3())
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vfutures.add(vlient4())
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vfutures.add(vlient5())
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waitFor(all(vfutures))
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# 5 * 10 completed futures = 50
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result += completedFutures
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completedFutures = 0
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vfutures.setLen(0)
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for i in 0..<10:
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vfutures.add(vlient1())
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vfutures.add(vlient1f())
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vfutures.add(vlient2())
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vfutures.add(vlient2f())
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vfutures.add(vlient3())
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vfutures.add(vlient3f())
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vfutures.add(vlient4())
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vfutures.add(vlient4f())
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vfutures.add(vlient5())
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vfutures.add(vlient5f())
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try:
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waitFor(all(vfutures))
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result -= 10000
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except:
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discard
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# 10 * 10 completed futures = 100
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result += completedFutures
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completedFutures = 0
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nfutures.setLen(0)
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for i in 0..<10:
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nfutures.add(client1())
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nfutures.add(client2())
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nfutures.add(client3())
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nfutures.add(client4())
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nfutures.add(client5())
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var res = waitFor(all(nfutures))
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for i in 0..<len(nfutures):
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result += res[i]
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# 5 * 10 completed futures + 5 * 10 results = 100
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result += completedFutures
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completedFutures = 0
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nfutures.setLen(0)
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for i in 0..<10:
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nfutures.add(client1())
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nfutures.add(client1f())
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nfutures.add(client2())
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nfutures.add(client2f())
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nfutures.add(client3())
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nfutures.add(client3f())
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nfutures.add(client4())
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nfutures.add(client4f())
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nfutures.add(client5())
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nfutures.add(client5f())
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try:
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var results = waitFor(all(nfutures))
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result -= 10000
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except:
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discard
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# 10 * 10 completed futures + 0 * 10 results = 100
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result += completedFutures
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proc testAsyncDiscard(): int =
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var completedFutures = 0
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proc client1() {.async.} =
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await sleepAsync(100.milliseconds)
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inc(completedFutures)
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proc client2() {.async.} =
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await sleepAsync(200.milliseconds)
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inc(completedFutures)
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proc client3() {.async.} =
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await sleepAsync(300.milliseconds)
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inc(completedFutures)
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proc client4() {.async.} =
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await sleepAsync(400.milliseconds)
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inc(completedFutures)
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proc client5() {.async.} =
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await sleepAsync(500.milliseconds)
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inc(completedFutures)
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proc client1f() {.async.} =
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await sleepAsync(100.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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proc client2f() {.async.} =
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await sleepAsync(200.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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proc client3f() {.async.} =
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await sleepAsync(300.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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proc client4f() {.async.} =
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await sleepAsync(400.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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proc client5f() {.async.} =
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await sleepAsync(500.milliseconds)
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inc(completedFutures)
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if true:
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raise newException(ValueError, "")
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asyncDiscard client1()
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asyncDiscard client1f()
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asyncDiscard client2()
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asyncDiscard client2f()
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asyncDiscard client3()
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asyncDiscard client3f()
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asyncDiscard client4()
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asyncDiscard client4f()
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asyncDiscard client5()
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asyncDiscard client5f()
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waitFor(sleepAsync(2000.milliseconds))
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result = completedFutures
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proc testAllZero(): bool =
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var tseq = newSeq[Future[int]]()
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var fut = all(tseq)
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result = fut.finished
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test "Async undefined behavior (#7758) test":
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check test1() == true
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test "Immediately completed asynchronous procedure test":
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check test2() == true
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test "Future[T] callbacks are invoked in reverse order (#7197) test":
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check test3() == "12345"
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test "Future[T] callbacks not changing order after removeCallback()":
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check test4() == "1245"
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test "wait[T]() test":
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check test5() == 6
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test "all[T](varargs) test":
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check testAllVarargs() == 35
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test "all[T](seq) test":
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check testAllSeq() == 350
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test "all[T](zero) test":
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check testAllZero() == true
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test "asyncDiscard() test":
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check testAsyncDiscard() == 10
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