src/test/kotlin/net/pterodactylus/sone/freenet/AsyncFreenetInterfaceTest.kt

   1 /**
   2  * Sone - AsyncFreenetInterfaceTest.kt - Copyright © 2019 David ‘Bombe’ Roden
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 package net.pterodactylus.sone.freenet
  19
  20 import freenet.client.*
  21 import freenet.keys.*
  22 import freenet.support.io.*
  23 import kotlinx.coroutines.*
  24 import net.pterodactylus.sone.core.*
  25 import org.hamcrest.MatcherAssert.*
  26 import org.hamcrest.Matchers.*
  27 import java.util.concurrent.atomic.*
  28 import kotlin.test.*
  29
  30 class AsyncFreenetInterfaceTest {
  31
  32         @Test
  33         fun `returned deferred is completed by success`() = runBlocking {
  34                 val result = FetchResult(ClientMetadata(), NullBucket())
  35                 val freenetClient = object : FreenetClient {
  36                         override fun fetch(freenetKey: FreenetURI) = result
  37                 }
  38                 val freenetInterface = AsyncFreenetInterface(freenetClient)
  39                 val fetched = async { freenetInterface.fetchUri(FreenetURI("KSK@GPL.txt")) }
  40
  41                 withTimeout(1000) {
  42                         assertThat(fetched.await(), equalTo(Fetched(FreenetURI("KSK@GPL.txt"), result)))
  43                 }
  44         }
  45
  46         @Test
  47         fun `permanent redircts are being followed`() = runBlocking {
  48                 val result = FetchResult(ClientMetadata(), NullBucket())
  49                 val freenetClient = object : FreenetClient {
  50                         val redirected = AtomicBoolean(false)
  51                         override fun fetch(freenetKey: FreenetURI) =
  52                                         if (redirected.compareAndSet(false, true))
  53                                                 throw FetchException(FetchException.FetchExceptionMode.PERMANENT_REDIRECT, FreenetURI("KSK@GPLv3.txt"))
  54                                         else result
  55                 }
  56                 val freenetInterface = AsyncFreenetInterface(freenetClient)
  57                 val fetched = async { freenetInterface.fetchUri(FreenetURI("KSK@GPL.txt")) }
  58
  59                 withTimeout(1000) {
  60                         assertThat(fetched.await(), equalTo(Fetched(FreenetURI("KSK@GPLv3.txt"), result)))
  61                 }
  62         }
  63
  64         @Test
  65         fun `fetch errors are being re-thrown`() = runBlocking<Unit> {
  66                 val freenetClient = object : FreenetClient {
  67                         override fun fetch(freenetKey: FreenetURI) =
  68                                         throw FetchException(FetchException.FetchExceptionMode.ALL_DATA_NOT_FOUND)
  69                 }
  70                 val freenetInterface = AsyncFreenetInterface(freenetClient)
  71                 val fetched = supervisorScope { async { freenetInterface.fetchUri(FreenetURI("KSK@GPL.txt")) } }
  72
  73                 withTimeout(1000) {
  74                         assertFailsWith(FetchException::class) {
  75                                 fetched.await()
  76                         }
  77                 }
  78         }
  79
  80 }