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require File.expand_path('../../../spec_helper', __FILE__)
require File.expand_path('../fixtures/classes', __FILE__)
describe "Struct-based class#dup" do
# From https://github.com/jruby/jruby/issues/3686
it "retains an included module in the ancestor chain for the struct's singleton class" do
klass = Struct.new(:foo)
mod = Module.new do
def hello
"hello"
end
end
klass.extend(mod)
klass_dup = klass.dup
klass_dup.hello.should == "hello"
end
end
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