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-rw-r--r--mrbgems/mruby-enum-ext/test/enum.rb2
1 files changed, 2 insertions, 0 deletions
diff --git a/mrbgems/mruby-enum-ext/test/enum.rb b/mrbgems/mruby-enum-ext/test/enum.rb
index 46ed5f0f9..b2d7297a4 100644
--- a/mrbgems/mruby-enum-ext/test/enum.rb
+++ b/mrbgems/mruby-enum-ext/test/enum.rb
@@ -188,4 +188,6 @@ assert("Enumerable#to_h") do
assert_equal h0, h
# mruby-enum-ext also provides nil.to_h
assert_equal Hash.new, nil.to_h
+
+ assert_equal({1=>4,3=>8}, c.new.to_h{|k,v|[k,v*2]})
end