1 files changed, 40 insertions, 0 deletions
diff --git a/src/test/scala/cc/spray/json/LiftedFormatsSpec.scala b/src/test/scala/cc/spray/json/LiftedFormatsSpec.scala
new file mode 100644
index 0000000..f98e2d5
--- /dev/null
+++ b/src/test/scala/cc/spray/json/LiftedFormatsSpec.scala
@@ -0,0 +1,40 @@
+package cc.spray.json
+
+import org.specs2.mutable._
+import cc.spray.json.DefaultJsonProtocol._
+
+/**
+ * User: dirk
+ * Date: 31-08-11
+ * Time: 10:01
+ */
+
+class LiftedFormatsSpec extends Specification {
+
+  case class Container[A](obj: Option[A])
+
+  implicit def containerWriter[T](implicit writer: JsonWriter[T]) = new JsonWriter[Container[T]] {
+    import LiftedFormats.liftJsonWriter
+    def write(obj: Container[T]): JsValue = JsObject(JsField("content", obj.obj.toJson))
+  }
+
+  implicit def containerReader[T](implicit reader: JsonReader[T]) = new JsonReader[Container[T]] {
+    import LiftedFormats.liftJsonReader
+    def read(value: JsValue): Container[T] = {
+      value match {
+        case JsObject(JsField("content", obj: JsValue) :: Nil) => Container(Some(reader.read(obj)))
+        case _ => throw new DeserializationException("Unexpected format: " + value.toString)
+      }
+    }
+  }
+
+  val obj = Container(Some(Container(Some(List(1, 2, 3)))))
+
+  "The liftJsonWriter" should {
+    "convert a Container[Container[List[Int]]] to JsValue and back" in {
+      val r = obj.toJson
+      r.fromJson[Container[Container[List[Int]]]]
+      ok
+    }
+  }
+}
+\ No newline at end of file