forked from jwt/ruby-jwt
/
readme_examples_spec.rb
276 lines (212 loc) · 7.91 KB
/
readme_examples_spec.rb
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# frozen_string_literal: true
RSpec.describe 'README.md code test' do
context 'algorithm usage' do
let(:payload) { { data: 'test' } }
it 'NONE' do
token = JWT.encode payload, nil, 'none'
decoded_token = JWT.decode token, nil, false
expect(token).to eq 'eyJhbGciOiJub25lIn0.eyJkYXRhIjoidGVzdCJ9.'
expect(decoded_token).to eq [
{ 'data' => 'test' },
{ 'alg' => 'none' }
]
end
it 'decodes with HMAC algorithm with secret key' do
token = JWT.encode payload, 'my$ecretK3y', 'HS256'
decoded_token = JWT.decode token, 'my$ecretK3y', false
expect(token).to eq 'eyJhbGciOiJIUzI1NiJ9.eyJkYXRhIjoidGVzdCJ9.pNIWIL34Jo13LViZAJACzK6Yf0qnvT_BuwOxiMCPE-Y'
expect(decoded_token).to eq [
{ 'data' => 'test' },
{ 'alg' => 'HS256' }
]
end
it 'decodes with HMAC algorithm without secret key' do
token = JWT.encode payload, nil, 'HS256'
decoded_token = JWT.decode token, nil, false
expect(token).to eq 'eyJhbGciOiJIUzI1NiJ9.eyJkYXRhIjoidGVzdCJ9.pVzcY2dX8JNM3LzIYeP2B1e1Wcpt1K3TWVvIYSF4x-o'
expect(decoded_token).to eq [
{ 'data' => 'test' },
{ 'alg' => 'HS256' }
]
end
it 'RSA' do
rsa_private = OpenSSL::PKey::RSA.generate 2048
rsa_public = rsa_private.public_key
token = JWT.encode payload, rsa_private, 'RS256'
decoded_token = JWT.decode token, rsa_public, true, algorithm: 'RS256'
expect(decoded_token).to eq [
{ 'data' => 'test' },
{ 'alg' => 'RS256' }
]
end
it 'ECDSA' do
ecdsa_key = OpenSSL::PKey::EC.new 'prime256v1'
ecdsa_key.generate_key
ecdsa_public = OpenSSL::PKey::EC.new ecdsa_key
ecdsa_public.private_key = nil
token = JWT.encode payload, ecdsa_key, 'ES256'
decoded_token = JWT.decode token, ecdsa_public, true, algorithm: 'ES256'
expect(decoded_token).to eq [
{ 'data' => 'test' },
{ 'alg' => 'ES256' }
]
end
it 'RSASSA-PSS' do
rsa_private = OpenSSL::PKey::RSA.generate 2048
rsa_public = rsa_private.public_key
token = JWT.encode payload, rsa_private, 'PS256'
decoded_token = JWT.decode token, rsa_public, true, algorithm: 'PS256'
expect(decoded_token).to eq [
{ 'data' => 'test' },
{ 'alg' => 'PS256' }
]
end if ::Gem::Version.new(OpenSSL::VERSION) >= ::Gem::Version.new('2.1')
end
context 'claims' do
let(:hmac_secret) { 'MyP4ssW0rD' }
context 'exp' do
it 'without leeway' do
exp = Time.now.to_i + 4 * 3600
exp_payload = { data: 'data', exp: exp }
token = JWT.encode exp_payload, hmac_secret, 'HS256'
expect do
JWT.decode token, hmac_secret, true, algorithm: 'HS256'
end.not_to raise_error
end
it 'with leeway' do
exp = Time.now.to_i - 10
leeway = 30 # seconds
exp_payload = { data: 'data', exp: exp }
token = JWT.encode exp_payload, hmac_secret, 'HS256'
expect do
JWT.decode token, hmac_secret, true, leeway: leeway, algorithm: 'HS256'
end.not_to raise_error
end
end
context 'nbf' do
it 'without leeway' do
nbf = Time.now.to_i - 3600
nbf_payload = { data: 'data', nbf: nbf }
token = JWT.encode nbf_payload, hmac_secret, 'HS256'
expect do
JWT.decode token, hmac_secret, true, algorithm: 'HS256'
end.not_to raise_error
end
it 'with leeway' do
nbf = Time.now.to_i + 10
leeway = 30
nbf_payload = { data: 'data', nbf: nbf }
token = JWT.encode nbf_payload, hmac_secret, 'HS256'
expect do
JWT.decode token, hmac_secret, true, leeway: leeway, algorithm: 'HS256'
end.not_to raise_error
end
end
it 'iss' do
iss = 'My Awesome Company Inc. or https://my.awesome.website/'
iss_payload = { data: 'data', iss: iss }
token = JWT.encode iss_payload, hmac_secret, 'HS256'
expect do
JWT.decode token, hmac_secret, true, iss: iss, algorithm: 'HS256'
end.not_to raise_error
end
context 'aud' do
it 'array' do
aud = %w[Young Old]
aud_payload = { data: 'data', aud: aud }
token = JWT.encode aud_payload, hmac_secret, 'HS256'
expect do
JWT.decode token, hmac_secret, true, aud: %w[Old Young], verify_aud: true, algorithm: 'HS256'
end.not_to raise_error
end
it 'string' do
aud = 'Kids'
aud_payload = { data: 'data', aud: aud }
token = JWT.encode aud_payload, hmac_secret, 'HS256'
expect do
JWT.decode token, hmac_secret, true, aud: 'Kids', verify_aud: true, algorithm: 'HS256'
end.not_to raise_error
end
end
it 'jti' do
iat = Time.now.to_i
hmac_secret = 'test'
jti_raw = [hmac_secret, iat].join(':').to_s
jti = Digest::MD5.hexdigest(jti_raw)
jti_payload = { data: 'data', iat: iat, jti: jti }
token = JWT.encode jti_payload, hmac_secret, 'HS256'
expect do
JWT.decode token, hmac_secret, true, verify_jti: true, algorithm: 'HS256'
end.not_to raise_error
end
context 'iat' do
it 'without leeway' do
iat = Time.now.to_i
iat_payload = { data: 'data', iat: iat }
token = JWT.encode iat_payload, hmac_secret, 'HS256'
expect do
JWT.decode token, hmac_secret, true, verify_iat: true, algorithm: 'HS256'
end.not_to raise_error
end
it 'with leeway' do
iat = Time.now.to_i - 7
iat_payload = { data: 'data', iat: iat, leeway: 10 }
token = JWT.encode iat_payload, hmac_secret, 'HS256'
expect do
JWT.decode token, hmac_secret, true, verify_iat: true, algorithm: 'HS256'
end.not_to raise_error
end
end
context 'custom header fields' do
it 'with custom field' do
payload = { data: 'test' }
token = JWT.encode payload, nil, 'none', typ: 'JWT'
_, header = JWT.decode token, nil, false
expect(header['typ']).to eq 'JWT'
end
end
it 'sub' do
sub = 'Subject'
sub_payload = { data: 'data', sub: sub }
token = JWT.encode sub_payload, hmac_secret, 'HS256'
expect do
JWT.decode token, hmac_secret, true, 'sub' => sub, :verify_sub => true, :algorithm => 'HS256'
end.not_to raise_error
end
it 'required_claims' do
payload = { data: 'test' }
token = JWT.encode payload, hmac_secret, 'HS256'
expect do
JWT.decode token, hmac_secret, true, :required_claims => ['exp'], :algorithm => 'HS256'
end.to raise_error(JWT::MissingRequiredClaim)
expect do
JWT.decode token, hmac_secret, true, :required_claims => ['data'], :algorithm => 'HS256'
end.not_to raise_error
end
it 'find_key' do
issuers = %w[My_Awesome_Company1 My_Awesome_Company2]
iss_payload = { data: 'data', iss: issuers.first }
secrets = { issuers.first => hmac_secret, issuers.last => 'hmac_secret2' }
token = JWT.encode iss_payload, hmac_secret, 'HS256'
expect do
# Add iss to the validation to check if the token has been manipulated
JWT.decode(token, nil, true, { iss: issuers, verify_iss: true, algorithm: 'HS256' }) do |_headers, payload|
secrets[payload['iss']]
end
end.not_to raise_error
end
it 'JWK' do
jwk = JWT::JWK.new(OpenSSL::PKey::RSA.new(2048))
payload, headers = { data: 'data' }, { kid: jwk.kid }
token = JWT.encode(payload, jwk.keypair, 'RS512', headers)
# The jwk loader would fetch the set of JWKs from a trusted source
jwk_loader = ->(options) do
@cached_keys = nil if options[:invalidate] # need to reload the keys
@cached_keys ||= { keys: [jwk.export] }
end
expect do
JWT.decode(token, nil, true, { algorithms: ['RS512'], jwks: jwk_loader})
end.not_to raise_error
end
end
end