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require File.expand_path('../../../../spec_helper', __FILE__)
require File.expand_path('../shared/constants', __FILE__)
describe "Digest::SHA256#digest" do
it "returns a digest" do
cur_digest = Digest::SHA256.new
cur_digest.digest().should == SHA256Constants::BlankDigest
# add something to check that the state is reset later
cur_digest << "test"
cur_digest.digest(SHA256Constants::Contents).should == SHA256Constants::Digest
# second invocation is intentional, to make sure there are no side-effects
cur_digest.digest(SHA256Constants::Contents).should == SHA256Constants::Digest
# after all is done, verify that the digest is in the original, blank state
cur_digest.digest.should == SHA256Constants::BlankDigest
end
end
describe "Digest::SHA256.digest" do
it "returns a digest" do
Digest::SHA256.digest(SHA256Constants::Contents).should == SHA256Constants::Digest
# second invocation is intentional, to make sure there are no side-effects
Digest::SHA256.digest(SHA256Constants::Contents).should == SHA256Constants::Digest
Digest::SHA256.digest("").should == SHA256Constants::BlankDigest
end
end
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