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require 'spec_helper'
describe Mongo::Auth::SCRAM::Conversation do
let(:user) do
Mongo::Auth::User.new(
database: Mongo::Database::ADMIN,
user: 'user',
password: 'pencil'
)
end
let(:conversation) do
described_class.new(user)
end
describe '#start' do
let(:query) do
conversation.start
end
before do
expect(SecureRandom).to receive(:base64).once.and_return('NDA2NzU3MDY3MDYwMTgy')
end
let(:selector) do
query.selector
end
it 'sets the sasl start flag' do
expect(selector[:saslStart]).to eq(1)
end
it 'sets the auto authorize flag' do
expect(selector[:autoAuthorize]).to eq(1)
end
it 'sets the mechanism' do
expect(selector[:mechanism]).to eq('SCRAM-SHA-1')
end
it 'sets the payload' do
expect(selector[:payload].data).to eq('n,,n=user,r=NDA2NzU3MDY3MDYwMTgy')
end
end
describe '#continue' do
let(:reply) do
Mongo::Protocol::Message.new
end
let(:documents) do
[{
'conversationId' => 1,
'done' => false,
'payload' => payload,
'ok' => 1.0
}]
end
before do
expect(SecureRandom).to receive(:base64).once.and_return('NDA2NzU3MDY3MDYwMTgy')
allow(reply).to receive(:documents).and_return(documents)
end
context 'when the server rnonce starts with the nonce' do
let(:payload) do
BSON::Binary.new(
'r=NDA2NzU3MDY3MDYwMTgyt7/+IWaw1HaZZ5NmPJUTWapLpH2Gg+d8,s=AVvQXzAbxweH2RYDICaplw==,i=10000'
)
end
let(:query) do
conversation.continue(reply)
end
let(:selector) do
query.selector
end
it 'sets the conversation id' do
expect(selector[:conversationId]).to eq(1)
end
it 'sets the payload' do
expect(selector[:payload].data).to eq(
'c=biws,r=NDA2NzU3MDY3MDYwMTgyt7/+IWaw1HaZZ5NmPJUTWapLpH2Gg+d8,p=qYUYNy6SQ9Jucq9rFA9nVgXQdbM='
)
end
it 'sets the continue flag' do
expect(selector[:saslContinue]).to eq(1)
end
end
context 'when the server nonce does not start with the nonce' do
let(:payload) do
BSON::Binary.new(
'r=NDA2NzU4MDY3MDYwMTgyt7/+IWaw1HaZZ5NmPJUTWapLpH2Gg+d8,s=AVvQXzAbxweH2RYDICaplw==,i=10000'
)
end
it 'raises an error' do
expect {
conversation.continue(reply)
}.to raise_error(Mongo::Error::InvalidNonce)
end
end
end
describe '#finalize' do
let(:continue_reply) do
Mongo::Protocol::Message.new
end
let(:continue_documents) do
[{
'conversationId' => 1,
'done' => false,
'payload' => continue_payload,
'ok' => 1.0
}]
end
let(:continue_payload) do
BSON::Binary.new(
'r=NDA2NzU3MDY3MDYwMTgyt7/+IWaw1HaZZ5NmPJUTWapLpH2Gg+d8,s=AVvQXzAbxweH2RYDICaplw==,i=10000'
)
end
let(:reply) do
Mongo::Protocol::Message.new
end
let(:documents) do
[{
'conversationId' => 1,
'done' => false,
'payload' => payload,
'ok' => 1.0
}]
end
before do
expect(SecureRandom).to receive(:base64).once.and_return('NDA2NzU3MDY3MDYwMTgy')
allow(continue_reply).to receive(:documents).and_return(continue_documents)
allow(reply).to receive(:documents).and_return(documents)
end
context 'when the verifier matches the server signature' do
let(:payload) do
BSON::Binary.new('v=gwo9E8+uifshm7ixj441GvIfuUY=')
end
let(:query) do
conversation.continue(continue_reply)
conversation.finalize(reply)
end
let(:selector) do
query.selector
end
it 'sets the conversation id' do
expect(selector[:conversationId]).to eq(1)
end
it 'sets the empty payload' do
expect(selector[:payload].data).to eq('')
end
it 'sets the continue flag' do
expect(selector[:saslContinue]).to eq(1)
end
end
context 'when the verifier does not match the server signature' do
let(:payload) do
BSON::Binary.new('v=LQ+8yhQeVL2a3Dh+TDJ7xHz4Srk=')
end
it 'raises an error' do
expect {
conversation.continue(continue_reply)
conversation.finalize(reply)
}.to raise_error(Mongo::Error::InvalidSignature)
end
end
end
end
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