Reproduction for issue #371 (#443)

com-lihaoyi · Feb 27, 2023 · b17aa10 · b17aa10
1 parent 8b9e447
commit b17aa10
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/upickle/test/src/upickle/AdvancedTests.scala b/upickle/test/src/upickle/AdvancedTests.scala
@@ -333,9 +333,21 @@ object AdvancedTests extends TestSuite {
       //        rw(TypedFoo.Baz("lol"): TypedFoo, """{"$type": "upickle.TypedFoo.Baz", "s": "lol"}""")
       //        rw(TypedFoo.Quz(true): TypedFoo, """{"$type": "upickle.TypedFoo.Quz", "b": true}""")
       //      }
+      test("issue-371") {
+        val input = """{"head":"a","tail":[{"head":"b","tail":[]}]}"""
+        val expected = Node371("a", Some(Node371("b", None)))
+        val result = upickle.default.read[Node371](input)
+        assert(result == expected)
+      }
     }
   }
 
+  case class Node371(head: String, tail: Option[Node371])
+
+  object Node371 {
+    implicit val nodeRW: ReadWriter[Node371] = macroRW[Node371]
+  }
+
   class Thing[T: upickle.default.Writer, V: upickle.default.Writer](t: Option[(V, T)]) {
     implicitly[upickle.default.Writer[Option[(V, T)]]]
   }