diff --git a/app/src/test/java/eu/darken/capod/common/datastore/DataStoreMigrationCompatTest.kt b/app/src/test/java/eu/darken/capod/common/datastore/DataStoreMigrationCompatTest.kt
index 6d538382..b46f72b8 100644
--- a/app/src/test/java/eu/darken/capod/common/datastore/DataStoreMigrationCompatTest.kt
+++ b/app/src/test/java/eu/darken/capod/common/datastore/DataStoreMigrationCompatTest.kt
@@ -135,6 +135,19 @@ class DataStoreMigrationCompatTest : BaseTest() {
         json.decodeFromString(serializer<AutoConnectCondition>(), legacyOutput) shouldBe AutoConnectCondition.WHEN_SEEN
     }
 
+    @Test
+    fun `AutoConnectCondition round-trip`() {
+        AutoConnectCondition.entries.forEach { condition ->
+            val encoded = json.encodeToString(serializer<AutoConnectCondition>(), condition)
+            json.decodeFromString(serializer<AutoConnectCondition>(), encoded) shouldBe condition
+        }
+    }
+
+    @Test
+    fun `PodDevice Model encodes to canonical string`() {
+        json.encodeToString(serializer<PodDevice.Model>(), PodDevice.Model.AIRPODS_PRO) shouldBe "\"airpods.pro\""
+    }
+
     @Test
     fun `all PodDevice Model values round-trip`() {
         for (model in PodDevice.Model.entries) {