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require_relative '../../spec_helper'
require_relative 'shared/key'
ruby_version_is ''...'3.0' do
describe "ENV.index" do
it_behaves_like :env_key, :index
it "warns about deprecation" do
-> do
ENV.index("foo")
end.should complain(/warning: ENV.index is deprecated; use ENV.key/)
end
end
end
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