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require File.expand_path('../../../../spec_helper', __FILE__)
require File.expand_path('../shared/constants', __FILE__)
describe "Digest::SHA256#to_s" do
it "returns a hexdigest" do
cur_digest = Digest::SHA256.new
cur_digest.to_s.should == SHA256Constants::BlankHexdigest
end
it "does not change the internal state" do
cur_digest = Digest::SHA256.new
cur_digest.to_s.should == SHA256Constants::BlankHexdigest
cur_digest.to_s.should == SHA256Constants::BlankHexdigest
cur_digest << SHA256Constants::Contents
cur_digest.to_s.should == SHA256Constants::Hexdigest
cur_digest.to_s.should == SHA256Constants::Hexdigest
end
end
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