refac: reamaining auth surface rewrite, T0

test/account_verification_test.go

@@ -0,0 +1,81 @@
+package test
+
+import (
+	"RenewCMS/internal/domain/user"
+	"RenewCMS/internal/infrastructure/useCases"
+	"errors"
+	"testing"
+	"time"
+)
+
+func TestAccountVerificationUseCase(t *testing.T) {
+	t.Run("The use case itself enforces the rule, independently of any handler", func(t *testing.T) {
+		repo := newMockUserRepo()
+		repo.users[3] = user.User{
+			ID:                     3,
+			VerificationCode:       "hashed:right-code",
+			VerificationExpiration: time.Now().Add(time.Hour),
+		}
+		uc := useCases.NewVerifyUserUseCase(repo, &stubHasher{})
+
+		_, err := uc.Verify(3, "wrong-code")
+
+		if !errors.Is(err, user.ErrInvalidVerificationCode) {
+			t.Fatalf("expected ErrInvalidVerificationCode, got %v", err)
+		}
+		if repo.clearVerificationCodeCalls != 0 {
+			t.Errorf("expected ClearVerificationCode to never be called, got %d calls", repo.clearVerificationCodeCalls)
+		}
+	})
+
+	t.Run("The use case rejects an expired code independently of any handler", func(t *testing.T) {
+		repo := newMockUserRepo()
+		repo.users[3] = user.User{
+			ID:                     3,
+			VerificationCode:       "hashed:right-code",
+			VerificationExpiration: time.Now().Add(-time.Hour),
+		}
+		uc := useCases.NewVerifyUserUseCase(repo, &stubHasher{})
+
+		_, err := uc.Verify(3, "right-code")
+
+		if !errors.Is(err, user.ErrVerificationCodeExpired) {
+			t.Fatalf("expected ErrVerificationCodeExpired, got %v", err)
+		}
+		if repo.clearVerificationCodeCalls != 0 {
+			t.Errorf("expected ClearVerificationCode to never be called, got %d calls", repo.clearVerificationCodeCalls)
+		}
+	})
+
+	t.Run("The use case succeeds and clears the code independently of any handler", func(t *testing.T) {
+		repo := newMockUserRepo()
+		repo.users[3] = user.User{
+			ID:                     3,
+			VerificationCode:       "hashed:right-code",
+			VerificationExpiration: time.Now().Add(time.Hour),
+		}
+		uc := useCases.NewVerifyUserUseCase(repo, &stubHasher{})
+
+		result, err := uc.Verify(3, "right-code")
+
+		if err != nil {
+			t.Fatalf("expected no error, got %v", err)
+		}
+		if !result.IsVerified {
+			t.Errorf("expected IsVerified true")
+		}
+		if result.VerificationCode != "" {
+			t.Errorf("expected VerificationCode empty, got %q", result.VerificationCode)
+		}
+		if repo.clearVerificationCodeCalls != 1 {
+			t.Errorf("expected ClearVerificationCode to be called exactly once, got %d calls", repo.clearVerificationCodeCalls)
+		}
+		if len(repo.clearVerificationCodeUserIds) != 1 || repo.clearVerificationCodeUserIds[0] != 3 {
+			t.Errorf("expected ClearVerificationCode to be called with userId 3, got %v", repo.clearVerificationCodeUserIds)
+		}
+		stored := repo.users[3]
+		if !stored.IsVerified || stored.VerificationCode != "" {
+			t.Errorf("expected stored record updated, got %+v", stored)
+		}
+	})
+}