Ruby: fixed Message#to_h for map fields.

1 files changed, 10 insertions, 0 deletions

diff --git a/ruby/tests/basic.rb b/ruby/tests/basic.rb
index ca81e3a5..ff7576b8 100644
--- a/ruby/tests/basic.rb
+++ b/ruby/tests/basic.rb
@@ -927,6 +927,16 @@ module BasicTest
         :repeated_uint64=>[]
       }
       assert_equal expected_result, m.to_h
+
+      m = MapMessage.new(
+        :map_string_int32 => {"a" => 1, "b" => 2},
+        :map_string_msg => {"a" => TestMessage2.new(:foo => 1),
+                            "b" => TestMessage2.new(:foo => 2)})
+      expected_result = {
+        :map_string_int32=>{"a"=>1, "b"=>2},
+        :map_string_msg=>{"a"=>{:foo=>1}, "b"=>{:foo=>2}}
+      }
+      assert_equal expected_result, m.to_h
     end