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76 lines
2.9 KiB
Ruby
76 lines
2.9 KiB
Ruby
# frozen_string_literal: true
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require_relative "abstract_unit"
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begin
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require "openssl"
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OpenSSL::PKCS5
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rescue LoadError, NameError
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$stderr.puts "Skipping KeyGenerator test: broken OpenSSL install"
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else
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class KeyGeneratorTest < ActiveSupport::TestCase
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def setup
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@secret = SecureRandom.hex(64)
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@generator = ActiveSupport::KeyGenerator.new(@secret, iterations: 2)
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end
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test "Generating a key of the default length" do
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derived_key = @generator.generate_key("some_salt")
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assert_kind_of String, derived_key
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assert_equal 64, derived_key.length, "Should have generated a key of the default size"
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end
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test "Generating a key of an alternative length" do
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derived_key = @generator.generate_key("some_salt", 32)
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assert_kind_of String, derived_key
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assert_equal 32, derived_key.length, "Should have generated a key of the right size"
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end
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test "Expected results" do
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# For any given set of inputs, this method must continue to return
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# the same output: if it changes, any existing values relying on a
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# key would break.
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expected = "b129376f68f1ecae788d7433310249d65ceec090ecacd4c872a3a9e9ec78e055739be5cc6956345d5ae38e7e1daa66f1de587dc8da2bf9e8b965af4b3918a122"
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assert_equal expected, ActiveSupport::KeyGenerator.new("0" * 64).generate_key("some_salt").unpack1("H*")
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expected = "b129376f68f1ecae788d7433310249d65ceec090ecacd4c872a3a9e9ec78e055"
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assert_equal expected, ActiveSupport::KeyGenerator.new("0" * 64).generate_key("some_salt", 32).unpack1("H*")
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expected = "cbea7f7f47df705967dc508f4e446fd99e7797b1d70011c6899cd39bbe62907b8508337d678505a7dc8184e037f1003ba3d19fc5d829454668e91d2518692eae"
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assert_equal expected, ActiveSupport::KeyGenerator.new("0" * 64, iterations: 2).generate_key("some_salt").unpack1("H*")
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end
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end
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class CachingKeyGeneratorTest < ActiveSupport::TestCase
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def setup
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@secret = SecureRandom.hex(64)
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@generator = ActiveSupport::KeyGenerator.new(@secret, iterations: 2)
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@caching_generator = ActiveSupport::CachingKeyGenerator.new(@generator)
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end
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test "Generating a cached key for same salt and key size" do
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derived_key = @caching_generator.generate_key("some_salt", 32)
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cached_key = @caching_generator.generate_key("some_salt", 32)
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assert_equal derived_key, cached_key
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assert_equal derived_key.object_id, cached_key.object_id
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end
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test "Does not cache key for different salt" do
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derived_key = @caching_generator.generate_key("some_salt", 32)
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different_salt_key = @caching_generator.generate_key("other_salt", 32)
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assert_not_equal derived_key, different_salt_key
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end
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test "Does not cache key for different length" do
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derived_key = @caching_generator.generate_key("some_salt", 32)
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different_length_key = @caching_generator.generate_key("some_salt", 64)
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assert_not_equal derived_key, different_length_key
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end
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end
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end
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