diff --git a/src/test/kotlin/dev/usbharu/hideout/service/ap/job/ApReactionJobServiceImplTest.kt b/src/test/kotlin/dev/usbharu/hideout/service/ap/job/ApReactionJobServiceImplTest.kt
new file mode 100644
index 00000000..cb3e85d2
--- /dev/null
+++ b/src/test/kotlin/dev/usbharu/hideout/service/ap/job/ApReactionJobServiceImplTest.kt
@@ -0,0 +1,128 @@
+@file:Suppress("INVISIBLE_MEMBER", "INVISIBLE_REFERENCE")
+
+package dev.usbharu.hideout.service.ap.job
+
+import dev.usbharu.hideout.config.ApplicationConfig
+import dev.usbharu.hideout.domain.model.ap.Like
+import dev.usbharu.hideout.domain.model.ap.Undo
+import dev.usbharu.hideout.domain.model.job.DeliverReactionJob
+import dev.usbharu.hideout.domain.model.job.DeliverRemoveReactionJob
+import dev.usbharu.hideout.query.UserQueryService
+import dev.usbharu.hideout.service.ap.APRequestService
+import kjob.core.job.JobProps
+import kotlinx.coroutines.test.runTest
+import kotlinx.serialization.json.Json
+import org.junit.jupiter.api.Test
+import org.mockito.Mockito.mockStatic
+import org.mockito.kotlin.*
+import utils.JsonObjectMapper.objectMapper
+import utils.UserBuilder
+import java.net.URL
+import java.time.Instant
+
+class ApReactionJobServiceImplTest {
+    @Test
+    fun `reactionJob Likeが配送される`() = runTest {
+
+        val localUser = UserBuilder.localUserOf()
+        val remoteUser = UserBuilder.remoteUserOf()
+
+        val userQueryService = mock<UserQueryService> {
+            onBlocking { findByUrl(localUser.url) } doReturn localUser
+        }
+        val apRequestService = mock<APRequestService>()
+        val apReactionJobServiceImpl = ApReactionJobServiceImpl(
+            userQueryService = userQueryService,
+            apRequestService = apRequestService,
+            applicationConfig = ApplicationConfig(URL("https://example.com")),
+            objectMapper = objectMapper
+        )
+
+
+        val postUrl = "${remoteUser.url}/posts/1234"
+
+        apReactionJobServiceImpl.reactionJob(
+            JobProps(
+                data = mapOf(
+                    DeliverReactionJob.inbox.name to remoteUser.inbox,
+                    DeliverReactionJob.actor.name to localUser.url,
+                    DeliverReactionJob.postUrl.name to postUrl,
+                    DeliverReactionJob.id.name to "1234",
+                    DeliverReactionJob.reaction.name to "❤",
+
+                    ),
+                json = Json
+            )
+        )
+
+        val body = Like(
+            name = "Like",
+            actor = localUser.url,
+            `object` = postUrl,
+            id = "https://example.com/like/note/1234",
+            content = "❤"
+        )
+
+        verify(apRequestService, times(1)).apPost(eq(remoteUser.inbox), eq(body), eq(localUser))
+
+    }
+
+    @Test
+    fun `removeReactionJob LikeのUndoが配送される`() = runTest {
+
+        val localUser = UserBuilder.localUserOf()
+        val remoteUser = UserBuilder.remoteUserOf()
+
+        val userQueryService = mock<UserQueryService> {
+            onBlocking { findByUrl(localUser.url) } doReturn localUser
+        }
+        val apRequestService = mock<APRequestService>()
+        val apReactionJobServiceImpl = ApReactionJobServiceImpl(
+            userQueryService = userQueryService,
+            apRequestService = apRequestService,
+            applicationConfig = ApplicationConfig(URL("https://example.com")),
+            objectMapper = objectMapper
+        )
+
+
+        val postUrl = "${remoteUser.url}/posts/1234"
+        val like = Like(
+            name = "Like",
+            actor = remoteUser.url,
+            `object` = postUrl,
+            id = "https://example.com/like/note/1234",
+            content = "❤"
+        )
+
+        val now = Instant.now()
+
+        val body = mockStatic(Instant::class.java).use {
+
+            it.`when`<Instant>(Instant::now).thenReturn(now)
+
+            apReactionJobServiceImpl.removeReactionJob(
+                JobProps(
+                    data = mapOf(
+                        DeliverRemoveReactionJob.inbox.name to remoteUser.inbox,
+                        DeliverRemoveReactionJob.actor.name to localUser.url,
+                        DeliverRemoveReactionJob.id.name to "1234",
+                        DeliverRemoveReactionJob.like.name to objectMapper.writeValueAsString(like),
+
+                        ),
+                    json = Json
+                )
+            )
+            Undo(
+                name = "Undo Reaction",
+                actor = localUser.url,
+                `object` = like,
+                id = "https://example.com/undo/note/1234",
+                published = now
+            )
+        }
+
+
+
+        verify(apRequestService, times(1)).apPost(eq(remoteUser.inbox), eq(body), eq(localUser))
+    }
+}