diff --git a/play-json/jvm/src/test/scala/play/api/libs/json/JsonSpec.scala b/play-json/jvm/src/test/scala/play/api/libs/json/JsonSpec.scala index f0e1817c..3cd74463 100644 --- a/play-json/jvm/src/test/scala/play/api/libs/json/JsonSpec.scala +++ b/play-json/jvm/src/test/scala/play/api/libs/json/JsonSpec.scala @@ -477,6 +477,24 @@ class JsonSpec extends org.specs2.mutable.Specification { fromJson[JsonNode](jsNum).map(_.toString).must_==(JsSuccess("12.345")) } + "Serialize JsNumbers with integers correctly" in { + val numStrings = Seq( + "0", + "1", + "-1", + Int.MaxValue.toString, + Int.MinValue.toString, + Long.MaxValue.toString, + Long.MinValue.toString, + (Long.MaxValue + 1).toString, + (Long.MinValue - 1).toString + ) + numStrings.map { numString => + val bigDec = new java.math.BigDecimal(numString) + Json.stringify(JsNumber(bigDec)).must_==(bigDec.toString) + } + } + "Serialize JsNumbers with e notation correctly" in { val numStrings = Seq( "1.23456789012345679012345679e999",