tests

src/test/scala/sangria/marshalling/PlayJsonSupportSpec.scala

@@ -0,0 +1,70 @@
+package sangria.marshalling
+
+import org.scalatest.{Matchers, WordSpec}
+import play.api.libs.json._
+
+import sangria.marshalling.testkit.{InputHandlingBehaviour, MarshallingBehaviour, Comment, Article}
+import sangria.marshalling.playJson._
+
+
+class PlayJsonSupportSpec extends WordSpec with Matchers with MarshallingBehaviour with InputHandlingBehaviour {
+  implicit val commentFormat = Json.format[Comment]
+  implicit val articleFormat = Json.format[Article]
+
+  "PlayJson integration" should {
+    behave like `value (un)marshaller` (PlayJsonResultMarshaller)
+
+    behave like `AST-based input unmarshaller` (playJsonFromInput[JsValue])
+    behave like `AST-based input marshaller` (PlayJsonResultMarshaller)
+
+    behave like `case class input unmarshaller`
+    behave like `case class input marshaller` (PlayJsonResultMarshaller)
+  }
+
+  val toRender = Json.obj(
+    "a" → Json.arr(JsNull, JsNumber(123), Json.arr(Json.obj("foo" → JsString("bar")))),
+    "b" → Json.obj(
+      "c" → JsBoolean(true),
+      "d" → JsNull))
+
+  "InputUnmarshaller" should {
+    "throw an exception on invalid scalar values" in {
+      an [IllegalStateException] should be thrownBy
+          PlayJsonInputUnmarshaller.getScalarValue(Json.obj())
+    }
+
+    "throw an exception on variable names" in {
+      an [IllegalArgumentException] should be thrownBy
+          PlayJsonInputUnmarshaller.getVariableName(JsString("$foo"))
+    }
+
+    "render JSON values" in {
+      val rendered = PlayJsonInputUnmarshaller.render(toRender)
+
+      rendered should be ("""{"a":[null,123,[{"foo":"bar"}]],"b":{"c":true,"d":null}}""")
+    }
+  }
+
+  "ResultMarshaller" should {
+    "render pretty JSON values" in {
+      val rendered = PlayJsonResultMarshaller.renderPretty(toRender)
+
+      rendered.replaceAll("\r", "") should be (
+        """{
+          |  "a" : [ null, 123, [ {
+          |    "foo" : "bar"
+          |  } ] ],
+          |  "b" : {
+          |    "c" : true,
+          |    "d" : null
+          |  }
+          |}""".stripMargin.replaceAll("\r", ""))
+    }
+
+    "render compact JSON values" in {
+      val rendered = PlayJsonResultMarshaller.renderCompact(toRender)
+
+      rendered should be ("""{"a":[null,123,[{"foo":"bar"}]],"b":{"c":true,"d":null}}""")
+    }
+  }
+}