2 files changed, 17 insertions, 1 deletions
diff --git a/tests/js/test2.nim b/tests/js/test2.nim
index 5a734358c..1a42fbfda 100644
--- a/tests/js/test2.nim
+++ b/tests/js/test2.nim
@@ -1,6 +1,7 @@
 discard """
   output: '''foo
-js 3.14'''
+js 3.14
+7'''
 """
 
 # This file tests the JavaScript generator
@@ -20,3 +21,11 @@ else:
   proc foo(val: float): string = "js " & $val
 
 echo foo(3.14)
+
+# #2495
+type C = concept x
+
+proc test(x: C, T: typedesc): T =
+  cast[T](x)
+
+echo 7.test(int8)
diff --git a/tests/js/tunittests.nim b/tests/js/tunittests.nim
index af38cd9b9..8a264a5e0 100644
--- a/tests/js/tunittests.nim
+++ b/tests/js/tunittests.nim
@@ -1,3 +1,10 @@
+discard """
+  disabled: "true"
+"""
+
+# Unittest uses lambdalifting at compile-time which we disable for the JS
+# codegen! So this cannot and will not work for quite some time.
+
 import unittest
 
 suite "Bacon":