From d0267d032a82508d703e5331d92e5e490591f268 Mon Sep 17 00:00:00 2001 From: Mathias Date: Tue, 23 Aug 2011 16:19:53 +0200 Subject: Add test for generic functionality, add description to README --- .../scala/cc/spray/json/ProductFormatsSpec.scala | 23 +++++++++++++++++++--- 1 file changed, 20 insertions(+), 3 deletions(-) (limited to 'src/test/scala/cc/spray/json/ProductFormatsSpec.scala') diff --git a/src/test/scala/cc/spray/json/ProductFormatsSpec.scala b/src/test/scala/cc/spray/json/ProductFormatsSpec.scala index 09b188e..edd2481 100644 --- a/src/test/scala/cc/spray/json/ProductFormatsSpec.scala +++ b/src/test/scala/cc/spray/json/ProductFormatsSpec.scala @@ -5,9 +5,12 @@ import org.specs2.mutable._ class ProductFormatsSpec extends Specification with DefaultJsonProtocol { case class Test2(a: Int, b: Double) - implicit val test2Format = jsonFormat(Test2, "a", "b") + implicit val test2Format = jsonFormat(Test2, "a", "b") + + case class Test3[A, B](as: List[A], bs: List[B]) + implicit def test3Format[A: JsonFormat, B: JsonFormat] = jsonFormat(Test3.apply[A, B], "as", "bs") - "A JsonFormat created with format, for a case class with 2 elements," should { + "A JsonFormat created with `jsonFormat`, for a case class with 2 elements," should { val obj = Test2(42, 4.2) val json = JsObject(JsField("a", 42), JsField("b", 4.2)) "convert to a respective JsObject" in { @@ -27,5 +30,19 @@ class ProductFormatsSpec extends Specification with DefaultJsonProtocol { JsNull.fromJson[Test2] must throwA(new DeserializationException("Object expected")) ) } - + + "A JsonFormat for a generic case class and created with `jsonFormat`" should { + val obj = Test3(42 :: 43 :: Nil, "x" :: "y" :: "z" :: Nil) + val json = JsObject( + JsField("as", JsArray(JsNumber(42), JsNumber(43))), + JsField("bs", JsArray(JsString("x"), JsString("y"), JsString("z"))) + ) + "convert to a respective JsObject" in { + obj.toJson mustEqual json + } + "convert a JsObject to the respective case class instance" in { + json.fromJson[Test3[Int, String]] mustEqual obj + } + } + } -- cgit v1.2.3