1 files changed, 16 insertions, 0 deletions
diff --git a/tests/js/t12303.nim b/tests/js/t12303.nim
new file mode 100644
index 000000000..270d82ced
--- /dev/null
+++ b/tests/js/t12303.nim
@@ -0,0 +1,16 @@
+discard """
+  output: "{ b: 2 }"
+"""
+
+import jsconsole, jsffi
+
+type
+  A = ref object
+   b: B
+
+  B = object
+    b: int
+
+var a = cast[A](js{})
+a.b = B(b: 2)
+console.log a.b