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-rw-r--r--mrbgems/mruby-hash-ext/test/hash.rb6
1 files changed, 6 insertions, 0 deletions
diff --git a/mrbgems/mruby-hash-ext/test/hash.rb b/mrbgems/mruby-hash-ext/test/hash.rb
index 62cfc8856..2bc5b911a 100644
--- a/mrbgems/mruby-hash-ext/test/hash.rb
+++ b/mrbgems/mruby-hash-ext/test/hash.rb
@@ -115,3 +115,9 @@ assert("Hash#key") do
assert_nil h.key('nil')
assert_equal 'nil', h.key(nil)
end
+
+assert("Hash#to_h") do
+ h = { "a" => 100, "b" => 200 }
+ assert_equal Hash, h.to_h.class
+ assert_equal h, h.to_h
+end