1 files changed, 40 insertions, 0 deletions
diff --git a/formats/json-tests/commonTest/src/kotlinx/serialization/features/sealed/SealedInterfacesJsonSerializationTest.kt b/formats/json-tests/commonTest/src/kotlinx/serialization/features/sealed/SealedInterfacesJsonSerializationTest.kt
new file mode 100644
index 00000000..a2e6bb67
--- /dev/null
+++ b/formats/json-tests/commonTest/src/kotlinx/serialization/features/sealed/SealedInterfacesJsonSerializationTest.kt
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2017-2022 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license.
+ */
+
+package kotlinx.serialization.features.sealed
+
+import kotlinx.serialization.*
+import kotlinx.serialization.json.*
+import kotlinx.serialization.test.*
+import kotlin.test.*
+
+class SealedInterfacesJsonSerializationTest : JsonTestBase() {
+    @Serializable
+    sealed interface I
+
+    @Serializable
+    sealed class Response: I {
+        @Serializable
+        @SerialName("ResponseInt")
+        data class ResponseInt(val i: Int): Response()
+
+        @Serializable
+        @SerialName("ResponseString")
+        data class ResponseString(val s: String): Response()
+    }
+
+    @Serializable
+    @SerialName("NoResponse")
+    object NoResponse: I
+
+    @Test
+    fun testSealedInterfaceJson() {
+        val messages = listOf(Response.ResponseInt(10), NoResponse, Response.ResponseString("foo"))
+        assertJsonFormAndRestored(
+            serializer(),
+            messages,
+            """[{"type":"ResponseInt","i":10},{"type":"NoResponse"},{"type":"ResponseString","s":"foo"}]"""
+        )
+    }
+}