사용자 테넌트 소속 데이터 정리

backend/internal/handler/auth_handler_signup_test.go

@@ -5,7 +5,6 @@ import (
 	"bytes"
 	"context"
 	"encoding/json"
-	"errors"
 	"net/http"
 	"net/http/httptest"
 	"testing"
@@ -78,7 +77,7 @@ func (m *MockIdpForSignup) UpdateUserPassword(loginID, newPassword string, r *ht
 	return nil
 }
 
-func TestSignup_CompanyCodeValidation(t *testing.T) {
+func TestSignup_TenantSlugValidation(t *testing.T) {
 	app := fiber.New()
 	mockTenantSvc := new(MockTenantService)
 	mockRedis := new(MockRedisForSignup)
@@ -99,7 +98,7 @@ func TestSignup_CompanyCodeValidation(t *testing.T) {
 	})
 	mockRedis.On("Get", mock.Anything).Return(string(verifiedState), nil)
 
-	t.Run("Fail - Tenant not found for CompanyCode", func(t *testing.T) {
+	t.Run("Rejects legacy CompanyCode", func(t *testing.T) {
 		reqBody := domain.SignupRequest{
 			Email:         "user@gmail.com",
 			Password:      "StrongPass123!",
@@ -110,25 +109,21 @@ func TestSignup_CompanyCodeValidation(t *testing.T) {
 		}
 		body, _ := json.Marshal(reqBody)
 
-		mockTenantSvc.On("GetTenantByDomain", mock.Anything, "gmail.com").Return(nil, nil).Once()
-		mockTenantSvc.On("ProvisionTenantByDomain", mock.Anything, "gmail.com").Return(nil, errors.New("not found")).Maybe()
-		mockTenantSvc.On("GetTenantBySlug", mock.Anything, "new-slug").Return(nil, nil).Once()
-
 		req := httptest.NewRequest("POST", "/signup", bytes.NewReader(body))
 		req.Header.Set("Content-Type", "application/json")
 		resp, _ := app.Test(req)
 
-		assert.Equal(t, http.StatusForbidden, resp.StatusCode)
+		assert.Equal(t, http.StatusBadRequest, resp.StatusCode)
 	})
 
-	t.Run("Active Company Code", func(t *testing.T) {
+	t.Run("Active Tenant Slug", func(t *testing.T) {
 		reqBody := domain.SignupRequest{
 			Email:         "user@hanmaceng.co.kr",
 			Password:      "StrongPass123!",
 			Name:          "Test User",
 			Phone:         "010-1234-5678",
 			TermsAccepted: true,
-			CompanyCode:   "hanmac",
+			TenantSlug:    "hanmac",
 		}
 		body, _ := json.Marshal(reqBody)