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Spec that struct-class duping produces identical method tables.
This could be expanded into a full set of dup/clone specs, or the Class#dup/clone specs could be expanded to also test other types of "weird" classes like structs and prepends. For #3686
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require File.expand_path('../../../spec_helper', __FILE__) | ||
require File.expand_path('../fixtures/classes', __FILE__) | ||
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describe "Struct-based class#dup" do | ||
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# 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 | ||
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klass.extend(mod) | ||
klass_dup = klass.dup | ||
klass_dup.hello.should == "hello" | ||
end | ||
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end |