sodium.cr/spec/sodium/kdf_spec.cr

33 lines
722 B
Crystal

require "../spec_helper"
require "../../src/sodium/kdf"
CONTEXT = "8_bytess"
describe Sodium::Kdf do
it "generates master key" do
kdf1 = Sodium::Kdf.new
# verify loading saved key
kdf2 = kdf1.key.readonly do |kslice|
Sodium::Kdf.new kslice.dup
end
kdf1.key.should eq kdf2.key
# verify generated subkey's are the same after loading
key1_s1 = kdf1.derive CONTEXT, 0, 16
key2_s1 = kdf2.derive CONTEXT, 0, 16
key1_s1.should eq key2_s1
end
it "generates different keys" do
kdf1 = Sodium::Kdf.new
subkey1 = kdf1.derive CONTEXT, 0, 16
subkey2 = kdf1.derive CONTEXT, 1, 16
subkey1.should_not eq subkey2
end
# TODO: test exceptions
# TODO: test wipe
end