🚧 Add detector for mentioned local Sones

[Sone.git] / src / test / kotlin / net / pterodactylus / sone / text / SoneMentionDetectorTest.kt

diff --git a/src/test/kotlin/net/pterodactylus/sone/text/SoneMentionDetectorTest.kt b/src/test/kotlin/net/pterodactylus/sone/text/SoneMentionDetectorTest.kt
new file mode 100644 (file)
index 0000000..c319809
--- /dev/null
+++ b/src/test/kotlin/net/pterodactylus/sone/text/SoneMentionDetectorTest.kt
@@ -0,0 +1,124 @@
+/**
+ * Sone - SoneMentionDetectorTest.kt - Copyright © 2019 David ‘Bombe’ Roden
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package net.pterodactylus.sone.text
+
+import com.google.common.eventbus.*
+import net.pterodactylus.sone.core.event.*
+import net.pterodactylus.sone.data.*
+import net.pterodactylus.sone.database.*
+import net.pterodactylus.sone.test.*
+import org.hamcrest.MatcherAssert.*
+import org.hamcrest.Matchers.*
+import kotlin.test.*
+
+/**
+ * Unit test for [SoneMentionDetector].
+ */
+class SoneMentionDetectorTest {
+
+       private val eventBus = EventBus()
+       private val soneProvider = TestSoneProvider()
+       private val postProvider = TestPostProvider()
+       private val soneTextParser = SoneTextParser(soneProvider, postProvider)
+       private val capturedEvents = mutableListOf<LocalSoneMentionedInPostEvent>()
+
+       init {
+               eventBus.register(SoneMentionDetector(eventBus, soneTextParser))
+               eventBus.register(object : Any() {
+                       @Subscribe
+                       fun captureEvent(localSoneMentionedInPostEvent: LocalSoneMentionedInPostEvent) {
+                               capturedEvents += localSoneMentionedInPostEvent
+                       }
+               })
+       }
+
+       @Test
+       fun `detector does not emit event on post that does not contain any sones`() {
+               val post = createPost()
+               eventBus.post(NewPostFoundEvent(post))
+               assertThat(capturedEvents, emptyIterable())
+       }
+
+       @Test
+       fun `detector does not emit event on post that does contain two remote sones`() {
+               val post = createPost("text mentions sone://${remoteSone1.id} and sone://${remoteSone2.id}.")
+               eventBus.post(NewPostFoundEvent(post))
+               assertThat(capturedEvents, emptyIterable())
+       }
+
+       @Test
+       fun `detector emits event on post that contains links to a remote and a local sone`() {
+               val post = createPost("text mentions sone://${localSone1.id} and sone://${remoteSone2.id}.")
+               eventBus.post(NewPostFoundEvent(post))
+               assertThat(capturedEvents, contains(LocalSoneMentionedInPostEvent(post)))
+       }
+
+       @Test
+       fun `detector emits one event on post that contains two links to the same local sone`() {
+               val post = createPost("text mentions sone://${localSone1.id} and sone://${localSone1.id}.")
+               eventBus.post(NewPostFoundEvent(post))
+               assertThat(capturedEvents, contains(LocalSoneMentionedInPostEvent(post)))
+       }
+
+       @Test
+       fun `detector emits one event on post that contains links to two local sones`() {
+               val post = createPost("text mentions sone://${localSone1.id} and sone://${localSone2.id}.")
+               eventBus.post(NewPostFoundEvent(post))
+               assertThat(capturedEvents, contains(LocalSoneMentionedInPostEvent(post)))
+       }
+
+       @Test
+       fun `detector does not emit event for post by local sone`() {
+               val post = createPost("text mentions sone://${localSone1.id} and sone://${localSone2.id}.", localSone1)
+               eventBus.post(NewPostFoundEvent(post))
+               assertThat(capturedEvents, emptyIterable())
+       }
+
+}
+
+private val remoteSone1 = createRemoteSone()
+private val remoteSone2 = createRemoteSone()
+
+private val localSone1 = createLocalSone()
+private val localSone2 = createLocalSone()
+
+private fun createPost(text: String = "", sone: Sone = remoteSone1): Post.EmptyPost {
+       return object : Post.EmptyPost("post-id") {
+               override fun getSone() = sone
+               override fun getText() = text
+       }
+}
+
+private class TestSoneProvider : SoneProvider {
+
+       override val sones: Collection<Sone> get() = remoteSones + localSones
+       override val localSones: Collection<Sone> get() = setOf(localSone1, localSone2)
+       override val remoteSones: Collection<Sone> get() = setOf(remoteSone1, remoteSone2)
+       override val soneLoader: (String) -> Sone? get() = this::getSone
+       override fun getSone(soneId: String): Sone? =
+                       localSones.firstOrNull { it.id == soneId } ?: remoteSones.firstOrNull { it.id == soneId }
+
+}
+
+private class TestPostProvider : PostProvider {
+
+       override fun getPost(postId: String): Post? = null
+       override fun getPosts(soneId: String): Collection<Post> = emptyList()
+       override fun getDirectedPosts(recipientId: String): Collection<Post> = emptyList()
+
+}