From e5a7de26dfc8a4bb4410b7ee500624e30bf66650 Mon Sep 17 00:00:00 2001
From: Mathias <mathias@spray.cc>
Date: Fri, 12 Oct 2012 14:15:12 +0200
Subject: Remove obsolete /cc/ package directories

---
 .../scala/spray/json/AdditionalFormatsSpec.scala   | 71 ++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 src/test/scala/spray/json/AdditionalFormatsSpec.scala

(limited to 'src/test/scala/spray/json/AdditionalFormatsSpec.scala')

diff --git a/src/test/scala/spray/json/AdditionalFormatsSpec.scala b/src/test/scala/spray/json/AdditionalFormatsSpec.scala
new file mode 100644
index 0000000..0a28560
--- /dev/null
+++ b/src/test/scala/spray/json/AdditionalFormatsSpec.scala
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2011 Mathias Doenitz
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package spray.json
+
+import org.specs2.mutable._
+
+class AdditionalFormatsSpec extends Specification {
+
+  case class Container[A](inner: Option[A])
+
+  object ReaderProtocol extends DefaultJsonProtocol {
+    implicit def containerReader[T :JsonFormat] = lift {
+      new JsonReader[Container[T]] {
+        def read(value: JsValue) = value match {
+          case JsObject(fields) if fields.contains("content") => Container(Some(jsonReader[T].read(fields("content"))))
+          case _ => deserializationError("Unexpected format: " + value.toString)
+        }
+      }
+    }
+  }
+
+  object WriterProtocol extends DefaultJsonProtocol {
+    implicit def containerWriter[T :JsonFormat] = lift {
+      new JsonWriter[Container[T]] {
+        def write(obj: Container[T]) = JsObject("content" -> obj.inner.toJson)
+      }
+    }
+  }
+
+  "The liftJsonWriter" should {
+    val obj = Container(Some(Container(Some(List(1, 2, 3)))))
+
+    "properly write a Container[Container[List[Int]]] to JSON" in {
+      import WriterProtocol._
+      obj.toJson.toString mustEqual """{"content":{"content":[1,2,3]}}"""
+    }
+
+    "properly read a Container[Container[List[Int]]] from JSON" in {
+      import ReaderProtocol._
+      """{"content":{"content":[1,2,3]}}""".asJson.convertTo[Container[Container[List[Int]]]] mustEqual obj
+    }
+  }
+
+  case class Foo(id: Long, name: String, foos: Option[List[Foo]] = None)
+
+  object FooProtocol extends DefaultJsonProtocol {
+    implicit val FooProtocol: JsonFormat[Foo] = lazyFormat(jsonFormat(Foo, "id", "name", "foos"))
+  }
+
+  "The lazyFormat wrapper" should {
+    "enable recursive format definitions" in {
+      import FooProtocol._
+      Foo(1, "a", Some(Foo(2, "b", Some(Foo(3, "c") :: Nil)) :: Foo(4, "d") :: Nil)).toJson.toString mustEqual
+        """{"id":1,"name":"a","foos":[{"id":2,"name":"b","foos":[{"id":3,"name":"c"}]},{"id":4,"name":"d"}]}"""
+    }
+  }
+}
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