require 'spec_helper'

describe Twilio::Util::AccessToken do

  it 'should generate a token for no grants' do
    scat = Twilio::Util::AccessToken.new 'AC123', 'SK123','secret'
    token = scat.to_s
    expect(token).not_to be_nil
    payload, header = JWT.decode token, 'secret'

    expect(payload['iss']).to eq('SK123')
    expect(payload['sub']).to eq('AC123')
    expect(payload['nbf']).not_to be_nil
    expect(payload['exp']).not_to be_nil
    expect(payload['nbf'] + 3600).to eq(payload['exp'])
    expect(payload['jti']).not_to be_nil
    expect("#{payload['iss']}-#{payload['nbf']}").to eq(payload['jti'])
    expect(payload['grants']).not_to be_nil
    expect(payload['grants'].count).to eq(0)
  end

  it 'should be able to add conversation grant' do
    scat = Twilio::Util::AccessToken.new 'AC123', 'SK123','secret'
    scat.add_grant(Twilio::Util::AccessToken::ConversationsGrant.new)

    token = scat.to_s
    expect(token).not_to be_nil
    payload, header = JWT.decode token, 'secret'

    expect(payload['iss']).to eq('SK123')
    expect(payload['sub']).to eq('AC123')
    expect(payload['nbf']).not_to be_nil
    expect(payload['exp']).not_to be_nil
    expect(payload['nbf'] + 3600).to eq(payload['exp'])
    expect(payload['jti']).not_to be_nil
    expect("#{payload['iss']}-#{payload['nbf']}").to eq(payload['jti'])
    expect(payload['grants']).not_to be_nil
    expect(payload['grants'].count).to eq(1)
    expect(payload['grants']['rtc']).not_to be_nil
  end

  it 'should be able to add endpoint grants' do
    scat = Twilio::Util::AccessToken.new 'AC123', 'SK123','secret'
    scat.add_grant(Twilio::Util::AccessToken::IpMessagingGrant.new)

    token = scat.to_s
    expect(token).not_to be_nil
    payload, header = JWT.decode token, 'secret'

    expect(payload['iss']).to eq('SK123')
    expect(payload['sub']).to eq('AC123')
    expect(payload['nbf']).not_to be_nil
    expect(payload['exp']).not_to be_nil
    expect(payload['nbf'] + 3600).to eq(payload['exp'])
    expect(payload['jti']).not_to be_nil
    expect("#{payload['iss']}-#{payload['nbf']}").to eq(payload['jti'])
    expect(payload['grants']).not_to be_nil
    expect(payload['grants'].count).to eq(1)
    expect(payload['grants']['ip_messaging']).not_to be_nil
  end

  it 'should add rest grants' do
    scat = Twilio::Util::AccessToken.new 'AC123', 'SK123','secret'
    scat.add_grant(Twilio::Util::AccessToken::ConversationsGrant.new)
    scat.add_grant(Twilio::Util::AccessToken::IpMessagingGrant.new)

    token = scat.to_s
    expect(token).not_to be_nil
    payload, header = JWT.decode token, 'secret'

    expect(payload['iss']).to eq('SK123')
    expect(payload['sub']).to eq('AC123')
    expect(payload['nbf']).not_to be_nil
    expect(payload['exp']).not_to be_nil
    expect(payload['nbf'] + 3600).to eq(payload['exp'])
    expect(payload['jti']).not_to be_nil
    expect("#{payload['iss']}-#{payload['nbf']}").to eq(payload['jti'])
    expect(payload['grants']).not_to be_nil
    expect(payload['grants'].count).to eq(2)
    expect(payload['grants']['rtc']).not_to be_nil
    expect(payload['grants']['ip_messaging']).not_to be_nil
  end

end