190 lines
6.3 KiB
Go
190 lines
6.3 KiB
Go
package payments
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import (
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"context"
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"sync"
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"testing"
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"time"
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customer "git.sendico.io/tech/sxchnge/product/customers/model"
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factor "git.sendico.io/tech/sxchnge/product/twofactor/model"
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merrors "git.sendico.io/tech/sxchnge/shared/errors"
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"github.com/stretchr/testify/require"
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"go.mongodb.org/mongo-driver/v2/bson"
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"go.uber.org/zap"
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)
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type memoryStore struct {
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mu sync.Mutex
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records map[bson.ObjectID]Record
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}
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func (s *memoryStore) Create(_ context.Context, r *Record) error {
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s.mu.Lock()
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defer s.mu.Unlock()
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s.records[r.ID] = *r
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return nil
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}
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func (s *memoryStore) Get(_ context.Context, id, customer bson.ObjectID, namespace string) (*Record, error) {
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s.mu.Lock()
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defer s.mu.Unlock()
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r, ok := s.records[id]
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if !ok || r.Customer != customer || r.Namespace != namespace {
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return nil, merrors.ErrNoData
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}
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return &r, nil
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}
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func (s *memoryStore) ByKey(_ context.Context, customer bson.ObjectID, namespace, key string) (*Record, error) {
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s.mu.Lock()
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defer s.mu.Unlock()
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for _, r := range s.records {
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if r.Customer == customer && r.Namespace == namespace && r.Key == key {
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return &r, nil
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}
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}
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return nil, merrors.ErrNoData
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}
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func (s *memoryStore) List(_ context.Context, customer bson.ObjectID, namespace string) ([]Record, error) {
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s.mu.Lock()
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defer s.mu.Unlock()
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rows := []Record{}
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for _, r := range s.records {
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if r.Customer == customer && r.Namespace == namespace && r.Key != "" {
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rows = append(rows, r)
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}
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}
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return rows, nil
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}
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func (s *memoryStore) Authorize(_ context.Context, r *Record, key string) error {
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s.mu.Lock()
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defer s.mu.Unlock()
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current := s.records[r.ID]
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if current.Key != "" {
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return Uncertain
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}
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current.Key = key
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s.records[r.ID] = current
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return nil
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}
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func (s *memoryStore) Attach(_ context.Context, r *Record, id string) error {
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s.mu.Lock()
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defer s.mu.Unlock()
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current := s.records[r.ID]
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current.Payment = id
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s.records[r.ID] = current
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return nil
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}
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type provider struct {
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mu sync.Mutex
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accepted int
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lost bool
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status string
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key string
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namespace string
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}
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func (p *provider) Namespace() string { return p.namespace }
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func (p *provider) Accounts(context.Context, string) ([]Account, error) {
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return []Account{{ID: "ledger", Currency: "EUR", Precision: 2, Available: 5000}}, nil
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}
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func (p *provider) Quote(_ context.Context, _ string, r Request, _ []Account) (Quote, error) {
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return Quote{ID: "provider-quote", Request: r, ExpiresAt: time.Now().Add(time.Minute)}, nil
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}
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func (p *provider) Execute(_ context.Context, quote, key string) (RemoteOperation, error) {
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p.mu.Lock()
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defer p.mu.Unlock()
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if p.key == "" {
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p.accepted++
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p.key = key
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}
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if p.key != key {
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return RemoteOperation{}, Unavailable
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}
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if p.lost {
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p.lost = false
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return RemoteOperation{}, Unavailable
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}
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return RemoteOperation{ID: "payment", QuoteRef: quote, Status: p.status, CreatedAt: time.Now()}, nil
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}
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func (p *provider) Payment(context.Context, string) (RemoteOperation, error) {
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return RemoteOperation{ID: "payment", QuoteRef: "provider-quote", Status: p.status, CreatedAt: time.Now()}, nil
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}
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type identity struct{}
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func (identity) Subject(context.Context, *customer.Account) (string, error) { return "subject", nil }
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type factors struct {
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calls int
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subject bson.ObjectID
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scope factor.Scope
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}
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func (f *factors) Begin(_ context.Context, r factor.Request) (factor.Challenge, error) {
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f.subject = r.Subject
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f.scope = r.Scope
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return factor.Challenge{ID: "challenge"}, nil
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}
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func (f *factors) Resend(ctx context.Context, r factor.Request, _ string) (factor.Challenge, error) {
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return f.Begin(ctx, r)
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}
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func (f *factors) Complete(ctx context.Context, subject bson.ObjectID, scope factor.Scope, id, code string, action func(context.Context) error) error {
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if subject != f.subject || scope != f.scope || id != "challenge" || code != "123456" {
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return FactorRequired
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}
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f.calls++
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return action(ctx)
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}
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func TestCustomerExecutionOwnershipAndLostResponse(t *testing.T) {
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ctx := context.Background()
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a := &customer.Account{}
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a.ID = bson.NewObjectID()
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other := &customer.Account{}
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other.ID = bson.NewObjectID()
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store := &memoryStore{records: map[bson.ObjectID]Record{}}
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p := &provider{lost: true, status: "pending", namespace: "provider"}
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f := &factors{}
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s := &Service{Store: store, Provider: p, Identity: identity{}, Factors: f, Logger: zap.NewNop()}
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q, err := s.Quote(ctx, a, Request{Kind: "payout", Source: "ledger", Amount: 1000})
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require.NoError(t, err)
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_, err = s.Submit(ctx, a, q.ID, "unapproved-key-123")
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require.ErrorIs(t, err, FactorRequired)
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require.Zero(t, p.accepted)
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_, err = s.Challenge(ctx, other, q.ID, "")
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require.ErrorIs(t, err, NotFound)
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_, err = s.Challenge(ctx, a, q.ID, "")
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require.NoError(t, err)
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require.ErrorIs(t, s.Authorize(ctx, a, q.ID, "challenge", "bad-code", "authorized-key-123"), FactorRequired)
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require.NoError(t, s.Authorize(ctx, a, q.ID, "challenge", "123456", "authorized-key-123"))
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require.NoError(t, s.Authorize(ctx, a, q.ID, "challenge", "123456", "authorized-key-123"))
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require.Equal(t, 1, f.calls)
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_, err = s.Submit(ctx, a, q.ID, "authorized-key-123")
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require.ErrorIs(t, err, Uncertain)
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op, err := s.Reconcile(ctx, other, "authorized-key-123")
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require.NoError(t, err)
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require.Nil(t, op)
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op, err = s.Reconcile(ctx, a, "authorized-key-123")
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require.NoError(t, err)
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require.Equal(t, "pending", op.Status)
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require.Equal(t, 1, p.accepted)
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p.status = "completed"
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snapshot, err := s.Fetch(ctx, a)
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require.NoError(t, err)
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require.Equal(t, "completed", snapshot.Operations[0].Status)
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require.ErrorIs(t, s.Authorize(ctx, a, q.ID, "challenge", "123456", "different-key-1234"), ExpiredQuote)
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// A changed provider namespace cannot execute the old quote.
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p.namespace = "rotated-provider"
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_, err = s.Submit(ctx, a, q.ID, "authorized-key-123")
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require.ErrorIs(t, err, NotFound)
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}
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func TestExpiredQuoteCannotAuthorize(t *testing.T) {
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a := &customer.Account{}
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a.ID = bson.NewObjectID()
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r := Record{Customer: a.ID, Namespace: "p", Subject: "subject", Quote: Quote{ID: bson.NewObjectID().Hex(), ExpiresAt: time.Now().Add(-time.Second)}}
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r.SetID(mustID(r.Quote.ID))
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s := &Service{Store: &memoryStore{records: map[bson.ObjectID]Record{r.ID: r}}, Provider: &provider{namespace: "p"}, Identity: identity{}, Factors: &factors{}, Logger: zap.NewNop()}
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_, err := s.Challenge(context.Background(), a, r.Quote.ID, "")
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require.ErrorIs(t, err, ExpiredQuote)
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}
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