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ruby--ruby/spec/ruby/library/openssl/random/shared/random_bytes.rb
eregon 1d15d5f080 Move spec/rubyspec to spec/ruby for consistency
* Other ruby implementations use the spec/ruby directory.
  [Misc #13792] [ruby-core:82287]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2017-09-20 20:18:52 +00:00

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Ruby

require File.expand_path('../../../../../spec_helper', __FILE__)
require 'openssl'
describe :openssl_random_bytes, shared: true do |cmd|
it "generates a random binary string of specified length" do
(1..64).each do |idx|
bytes = OpenSSL::Random.send(@method, idx)
bytes.should be_kind_of(String)
bytes.length.should == idx
end
end
it "generates different binary strings with subsequent invocations" do
# quick and dirty check, but good enough
values = []
256.times do
val = OpenSSL::Random.send(@method, 16)
# make sure the random bytes are not repeating
values.include?(val).should == false
values << val
end
end
it "raises ArgumentError on negative arguments" do
lambda {
OpenSSL::Random.send(@method, -1)
}.should raise_error(ArgumentError)
end
end