From d6152dd51c833bae79208ee8c03bd6a1d21fe632 Mon Sep 17 00:00:00 2001
From: Aaron Patterson <aaron.patterson@gmail.com>
Date: Wed, 23 Aug 2017 22:03:18 -0700
Subject: Move parse frame array to the Map object

This makes the frame stack per-parser, and per-thread.  Fixes #3250
---
 ruby/tests/basic.rb | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

(limited to 'ruby/tests')

diff --git a/ruby/tests/basic.rb b/ruby/tests/basic.rb
index 020effb0..94071ca0 100644
--- a/ruby/tests/basic.rb
+++ b/ruby/tests/basic.rb
@@ -96,8 +96,18 @@ module BasicTest
         optional :d, :enum, 4, "TestEnum"
       end
     end
+
+    add_message "repro.Outer" do
+      map :items, :int32, :message, 1, "repro.Inner"
+    end
+
+    add_message "repro.Inner" do
+    end
   end
 
+
+  Outer = pool.lookup("repro.Outer").msgclass
+  Inner = pool.lookup("repro.Inner").msgclass
   Foo = pool.lookup("Foo").msgclass
   Bar = pool.lookup("Bar").msgclass
   Baz = pool.lookup("Baz").msgclass
@@ -675,6 +685,21 @@ module BasicTest
       m.map_string_int32['aaa'] = 3
     end
 
+    def test_concurrent_decoding
+      o = Outer.new
+      o.items[0] = Inner.new
+      raw = Outer.encode(o)
+
+      thds = 2.times.map do
+        Thread.new do
+          100000.times do
+            assert_equal o, Outer.decode(raw)
+          end
+        end
+      end
+      thds.map(&:join)
+    end
+
     def test_map_encode_decode
       m = MapMessage.new(
         :map_string_int32 => {"a" => 1, "b" => 2},
-- 
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