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ruby--ruby/spec/ruby/core/env/clear_spec.rb
eregon 401b64c4e8 Update to ruby/spec@c1b568b
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62656 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-03-04 15:09:32 +00:00

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Ruby

require_relative '../../spec_helper'
describe "ENV.clear" do
it "deletes all environment variables" do
orig = ENV.to_hash
begin
ENV.clear
# This used 'env' the helper before. That shells out to 'env' which
# itself sets up certain environment variables before it runs, because
# the shell sets them up before it runs any command.
#
# Thusly, you can ONLY test this by asking through ENV itself.
ENV.size.should == 0
ensure
ENV.replace orig
end
end
end