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require_relative '../../spec_helper'
describe "Random.urandom" do
it "returns a String" do
Random.urandom(1).should be_an_instance_of(String)
end
it "returns a String of the length given as argument" do
Random.urandom(15).length.should == 15
end
it "raises an ArgumentError on a negative size" do
-> {
Random.urandom(-1)
}.should raise_error(ArgumentError)
end
it "returns a binary String" do
Random.urandom(15).encoding.should == Encoding::BINARY
end
it "returns a random binary String" do
Random.urandom(12).should_not == Random.urandom(12)
end
end
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