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require_relative '../../spec_helper'
describe "ENV.clear" do
it "deletes all environment variables" do
orig = ENV.to_hash
begin
ENV.clear.should equal(ENV)
# 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
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