src/test/kotlin/net/pterodactylus/sone/text/SoneMentionDetectorTest.kt

   1 /**
   2  * Sone - SoneMentionDetectorTest.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.text
  19
  20 import com.google.common.base.*
  21 import com.google.common.base.Optional.*
  22 import com.google.common.eventbus.*
  23 import net.pterodactylus.sone.core.event.*
  24 import net.pterodactylus.sone.data.*
  25 import net.pterodactylus.sone.database.*
  26 import net.pterodactylus.sone.test.*
  27 import org.hamcrest.MatcherAssert.*
  28 import org.hamcrest.Matchers.*
  29 import kotlin.test.*
  30
  31 /**
  32  * Unit test for [SoneMentionDetector].
  33  */
  34 class SoneMentionDetectorTest {
  35
  36         private val eventBus = EventBus()
  37         private val soneProvider = TestSoneProvider()
  38         private val postProvider = TestPostProvider()
  39         private val soneTextParser = SoneTextParser(soneProvider, postProvider)
  40         private val capturedEvents = mutableListOf<LocalSoneMentionedInPostEvent>()
  41
  42         init {
  43                 eventBus.register(SoneMentionDetector(eventBus, soneTextParser))
  44                 eventBus.register(object : Any() {
  45                         @Subscribe
  46                         fun captureEvent(localSoneMentionedInPostEvent: LocalSoneMentionedInPostEvent) {
  47                                 capturedEvents += localSoneMentionedInPostEvent
  48                         }
  49                 })
  50         }
  51
  52         @Test
  53         fun `detector does not emit event on post that does not contain any sones`() {
  54                 val post = createPost()
  55                 eventBus.post(NewPostFoundEvent(post))
  56                 assertThat(capturedEvents, emptyIterable())
  57         }
  58
  59         @Test
  60         fun `detector does not emit event on post that does contain two remote sones`() {
  61                 val post = createPost("text mentions sone://${remoteSone1.id} and sone://${remoteSone2.id}.")
  62                 eventBus.post(NewPostFoundEvent(post))
  63                 assertThat(capturedEvents, emptyIterable())
  64         }
  65
  66         @Test
  67         fun `detector emits event on post that contains links to a remote and a local sone`() {
  68                 val post = createPost("text mentions sone://${localSone1.id} and sone://${remoteSone2.id}.")
  69                 eventBus.post(NewPostFoundEvent(post))
  70                 assertThat(capturedEvents, contains(LocalSoneMentionedInPostEvent(post)))
  71         }
  72
  73         @Test
  74         fun `detector emits one event on post that contains two links to the same local sone`() {
  75                 val post = createPost("text mentions sone://${localSone1.id} and sone://${localSone1.id}.")
  76                 eventBus.post(NewPostFoundEvent(post))
  77                 assertThat(capturedEvents, contains(LocalSoneMentionedInPostEvent(post)))
  78         }
  79
  80         @Test
  81         fun `detector emits one event on post that contains links to two local sones`() {
  82                 val post = createPost("text mentions sone://${localSone1.id} and sone://${localSone2.id}.")
  83                 eventBus.post(NewPostFoundEvent(post))
  84                 assertThat(capturedEvents, contains(LocalSoneMentionedInPostEvent(post)))
  85         }
  86
  87         @Test
  88         fun `detector does not emit event for post by local sone`() {
  89                 val post = createPost("text mentions sone://${localSone1.id} and sone://${localSone2.id}.", localSone1)
  90                 eventBus.post(NewPostFoundEvent(post))
  91                 assertThat(capturedEvents, emptyIterable())
  92         }
  93
  94         @Test
  95         fun `detector does not emit event for reply that contains no sones`() {
  96                 val reply = emptyPostReply()
  97                 eventBus.post(NewPostReplyFoundEvent(reply))
  98                 assertThat(capturedEvents, emptyIterable())
  99         }
 100
 101         @Test
 102         fun `detector does not emit event for reply that contains two links to remote sones`() {
 103                 val reply = emptyPostReply("text mentions sone://${remoteSone1.id} and sone://${remoteSone2.id}.")
 104                 eventBus.post(NewPostReplyFoundEvent(reply))
 105                 assertThat(capturedEvents, emptyIterable())
 106         }
 107
 108         @Test
 109         fun `detector emits event on reply that contains links to a remote and a local sone`() {
 110                 val post = createPost()
 111                 val reply = emptyPostReply("text mentions sone://${remoteSone1.id} and sone://${localSone1.id}.", post)
 112                 eventBus.post(NewPostReplyFoundEvent(reply))
 113                 assertThat(capturedEvents, contains(LocalSoneMentionedInPostEvent(post)))
 114         }
 115
 116         @Test
 117         fun `detector emits one event on reply that contains two links to the same local sone`() {
 118                 val post = createPost()
 119                 val reply = emptyPostReply("text mentions sone://${localSone1.id} and sone://${localSone1.id}.", post)
 120                 eventBus.post(NewPostReplyFoundEvent(reply))
 121                 assertThat(capturedEvents, contains(LocalSoneMentionedInPostEvent(post)))
 122         }
 123
 124         @Test
 125         fun `detector emits one event on reply that contains two links to local sones`() {
 126                 val post = createPost()
 127                 val reply = emptyPostReply("text mentions sone://${localSone1.id} and sone://${localSone2.id}.", post)
 128                 eventBus.post(NewPostReplyFoundEvent(reply))
 129                 assertThat(capturedEvents, contains(LocalSoneMentionedInPostEvent(post)))
 130         }
 131
 132         @Test
 133         fun `detector does not emit event for reply by local sone`() {
 134                 val reply = emptyPostReply("text mentions sone://${localSone1.id} and sone://${localSone2.id}.", sone = localSone1)
 135                 eventBus.post(NewPostReplyFoundEvent(reply))
 136                 assertThat(capturedEvents, emptyIterable())
 137         }
 138
 139 }
 140
 141 private val remoteSone1 = createRemoteSone()
 142 private val remoteSone2 = createRemoteSone()
 143
 144 private val localSone1 = createLocalSone()
 145 private val localSone2 = createLocalSone()
 146
 147 private fun createPost(text: String = "", sone: Sone = remoteSone1): Post.EmptyPost {
 148         return object : Post.EmptyPost("post-id") {
 149                 override fun getSone() = sone
 150                 override fun getText() = text
 151         }
 152 }
 153
 154 private class TestSoneProvider : SoneProvider {
 155
 156         override val sones: Collection<Sone> get() = remoteSones + localSones
 157         override val localSones: Collection<Sone> get() = setOf(localSone1, localSone2)
 158         override val remoteSones: Collection<Sone> get() = setOf(remoteSone1, remoteSone2)
 159         override val soneLoader: (String) -> Sone? get() = this::getSone
 160         override fun getSone(soneId: String): Sone? =
 161                         localSones.firstOrNull { it.id == soneId } ?: remoteSones.firstOrNull { it.id == soneId }
 162
 163 }
 164
 165 private class TestPostProvider : PostProvider {
 166
 167         override fun getPost(postId: String): Post? = null
 168         override fun getPosts(soneId: String): Collection<Post> = emptyList()
 169         override fun getDirectedPosts(recipientId: String): Collection<Post> = emptyList()
 170
 171 }
 172
 173 private fun emptyPostReply(text: String = "", post: Post = createPost(), sone: Sone = remoteSone1) = object : PostReply {
 174         override val id = "reply-id"
 175         override fun getSone() = sone
 176         override fun getPostId() = post.id
 177         override fun getPost(): Optional<Post> = of(post)
 178         override fun getTime() = 1L
 179         override fun getText() = text
 180         override fun isKnown() = false
 181         override fun setKnown(known: Boolean): PostReply = this
 182 }