diff --git a/src/testdir/test_vim9_expr.vim b/src/testdir/test_vim9_expr.vim
index b7b9326..d22ece2 100644
--- a/src/testdir/test_vim9_expr.vim
+++ b/src/testdir/test_vim9_expr.vim
@@ -43,6 +43,11 @@
       name = 0
       assert_equal('two', name ? 'one' : 'two')
 
+      echo ['a'] + (1 ? ['b'] : ['c']
+                )
+      echo ['a'] + (1 ? ['b'] : ['c'] # comment
+                )
+
       # with constant condition expression is not evaluated 
       assert_equal('one', 1 ? 'one' : xxx)
 
@@ -2084,6 +2089,10 @@
       var d = {a: () => 3, b: () => 7}
       assert_equal(3, d.a())
       assert_equal(7, d.b())
+
+      var cd = { # comment
+                key: 'val' # comment
+               }
   END
   CheckDefAndScriptSuccess(lines)
  
@@ -2665,7 +2674,7 @@
 enddef
 
 func Test_expr7_fails()
-  call CheckDefFailure(["var x = (12"], "E110:", 1)
+  call CheckDefFailure(["var x = (12"], "E1097:", 3)
 
   call CheckDefFailure(["var x = -'xx'"], "E1030:", 1)
   call CheckDefFailure(["var x = +'xx'"], "E1030:", 1)