diff --git a/src/test/kotlin/dev/usbharu/hideout/core/service/notification/RelationshipNotificationManagementServiceImplTest.kt b/src/test/kotlin/dev/usbharu/hideout/core/service/notification/RelationshipNotificationManagementServiceImplTest.kt
new file mode 100644
index 00000000..0293920a
--- /dev/null
+++ b/src/test/kotlin/dev/usbharu/hideout/core/service/notification/RelationshipNotificationManagementServiceImplTest.kt
@@ -0,0 +1,25 @@
+package dev.usbharu.hideout.core.service.notification
+
+import dev.usbharu.hideout.core.domain.model.relationship.Relationship
+import org.junit.jupiter.api.Test
+import kotlin.test.assertTrue
+
+class RelationshipNotificationManagementServiceImplTest {
+    @Test
+    fun `sendNotification ミューとしていない場合送信する`() {
+        val notification = RelationshipNotificationManagementServiceImpl().sendNotification(
+            Relationship(
+                1,
+                2,
+                false,
+                false,
+                false,
+                false,
+                false
+            ), PostNotificationRequest(1, 2, 3)
+        )
+
+        assertTrue(notification)
+
+    }
+}