add int serialization test

playframework · Sep 15, 2024 · facbdf0 · facbdf0
1 parent 4a755b4
commit facbdf0
Showing 1 changed file with 18 additions and 0 deletions.
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
@@ -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",