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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe TokenAuthenticatableStrategies::EncryptionHelper do
let(:encrypted_token) { described_class.encrypt_token('my-value') }
describe '.encrypt_token' do
it 'encrypts token' do
expect(encrypted_token).not_to eq('my-value')
end
end
describe '.decrypt_token' do
it 'decrypts token with static iv' do
expect(described_class.decrypt_token(encrypted_token)).to eq('my-value')
end
it 'decrypts token with dynamic iv' do
iv = ::Digest::SHA256.hexdigest('my-value').bytes.take(described_class::NONCE_SIZE).pack('c*')
token = Gitlab::CryptoHelper.aes256_gcm_encrypt('my-value', nonce: iv)
encrypted_token = "#{described_class::DYNAMIC_NONCE_IDENTIFIER}#{token}#{iv}"
expect(described_class.decrypt_token(encrypted_token)).to eq('my-value')
end
end
end
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