diff options
author | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-09-20 20:18:52 +0000 |
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committer | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-09-20 20:18:52 +0000 |
commit | 1d15d5f08032acf1b7bceacbb450d617ff6e0931 (patch) | |
tree | a3785a79899302bc149e4a6e72f624ac27dc1f10 /spec/ruby/library/securerandom/random_bytes_spec.rb | |
parent | 75bfc6440d595bf339007f4fb280fd4d743e89c1 (diff) |
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
Diffstat (limited to 'spec/ruby/library/securerandom/random_bytes_spec.rb')
-rw-r--r-- | spec/ruby/library/securerandom/random_bytes_spec.rb | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/spec/ruby/library/securerandom/random_bytes_spec.rb b/spec/ruby/library/securerandom/random_bytes_spec.rb new file mode 100644 index 0000000000..37d82f55a6 --- /dev/null +++ b/spec/ruby/library/securerandom/random_bytes_spec.rb @@ -0,0 +1,50 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +require 'securerandom' + +describe "SecureRandom.random_bytes" do + it "generates a random binary string of length 16 if no argument is provided" do + bytes = SecureRandom.random_bytes + bytes.should be_kind_of(String) + bytes.length.should == 16 + end + + it "generates a random binary string of length 16 if argument is nil" do + bytes = SecureRandom.random_bytes(nil) + bytes.should be_kind_of(String) + bytes.length.should == 16 + end + + it "generates a random binary string of specified length" do + (1..64).each do |idx| + bytes = SecureRandom.random_bytes(idx) + bytes.should be_kind_of(String) + bytes.length.should == idx + end + + SecureRandom.random_bytes(2.2).length.should eql(2) + end + + it "generates different binary strings with subsequent invocations" do + # quick and dirty check, but good enough + values = [] + 256.times do + val = SecureRandom.random_bytes + # 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 { + SecureRandom.random_bytes(-1) + }.should raise_error(ArgumentError) + end + + it "tries to convert the passed argument to an Integer using #to_int" do + obj = mock("to_int") + obj.should_receive(:to_int).and_return(5) + SecureRandom.random_bytes(obj).size.should eql(5) + end +end |