https://git.ruby-lang.org/ruby.git/commit/?id=d1c7db9d00

From d1c7db9d003fe2f989e1cd2f55698a900291b48a Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@r...>
Date: Mon, 21 Dec 2020 15:08:22 +0900
Subject: Added assertions


diff --git a/test/ruby/test_parse.rb b/test/ruby/test_parse.rb
index e957dab..c39818e 100644
--- a/test/ruby/test_parse.rb
+++ b/test/ruby/test_parse.rb
@@ -1222,7 +1222,8 @@ x = __ENCODING__ https://github.com/ruby/ruby/blob/trunk/test/ruby/test_parse.rb#L1222
       # shareable_constant_value: none
       class X
         # shareable_constant_value: experimental_everything
-        A = [[1]]
+        var = [[1]]
+        A = var
       end
       B = []
       [X::A, B]
@@ -1237,6 +1238,25 @@ x = __ENCODING__ https://github.com/ruby/ruby/blob/trunk/test/ruby/test_parse.rb#L1238
       # shareable_constant_value: literal
       C = ["Not " + "shareable"]
     end;
+
+    c, d = eval_separately("#{<<~"begin;"}\n#{<<~'end;'}")
+    begin;
+      # shareable_constant_value: literal
+      var = [:not_frozen]
+      C = var
+      D = begin [] end
+      [C, D]
+    end;
+    assert_not_ractor_shareable(c)
+    assert_not_ractor_shareable(d)
+
+    assert_ractor_error(/does not freeze object correctly/, "#{<<~"begin;"}\n#{<<~'end;'}")
+    begin;
+      # shareable_constant_value: experimental_everything
+      o = Object.new
+      def o.freeze; self; end
+      C = [o]
+    end;
   end
 
 =begin
-- 
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