tests

Author: Martin Raison

build.sbt

@@ -8,7 +8,10 @@ scalaVersion := "2.11.1"
 
 crossScalaVersions := Seq("2.10.2", "2.10.3", "2.10.4", "2.11.0", "2.11.1")
 
-resolvers += Resolver.sonatypeRepo("releases")
+resolvers ++= Seq(
+  Resolver.sonatypeRepo("releases"),
+  "Typesafe Repo" at "http://repo.typesafe.com/typesafe/releases/"
+)
 
 libraryDependencies <+= (scalaVersion)("org.scala-lang" % "scala-reflect" % _)
 
@@ -17,6 +20,11 @@ libraryDependencies ++= (
   else Nil
 )
 
+libraryDependencies ++= Seq(
+  "com.typesafe.play" %% "play-json" % "2.3.1" % Test,
+  "org.specs2" %% "specs2" % "2.3.13" % Test
+)
+
 unmanagedSourceDirectories in Compile <+= (sourceDirectory in Compile, scalaBinaryVersion){
   (sourceDir, version) => sourceDir / (if (version.startsWith("2.10")) "scala_2.10" else "scala_2.11")
 }

src/test/scala/com/kifi/macros/JsonFormatAnnotationTest.scala

@@ -0,0 +1,33 @@
+package com.kifi.macros
+
+import org.specs2.mutable.Specification
+import play.api.libs.json._
+
+@json case class City(name: String)
+
+@json case class Person(name: String, age: Int)
+
+class JsonFormatAnnotationTest extends Specification {
+
+  "@json annotation" should {
+
+    "create correct formatter for case class with 1 field" in {
+
+      val city = City("San Francisco")
+      val json = Json.toJson(city)
+      json === JsString("San Francisco")
+      Json.fromJson[City](json) === JsSuccess(city)
+    }
+
+    "create correct formatter for case class with >= 2 fields" in {
+
+      val person = Person("Victor Hugo", 46)
+      val json = Json.toJson(person)
+      json === Json.obj(
+        "name" -> "Victor Hugo",
+        "age" -> 46
+      )
+      Json.fromJson[Person](json) === JsSuccess(person)
+    }
+  }
+}