package handler

import (
	"baron-sso-backend/internal/domain"
	"baron-sso-backend/internal/utils"
	"context"
	"strings"
	"testing"

	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/mock"
)

func TestCreatePersonalTenantForUser_SlugLength(t *testing.T) {
	mockTenantService := &MockTenantService{}
	ctx := context.Background()

	var capturedSlug string
	mockTenantService.On(
		"RegisterTenant",
		ctx,
		"Personal - user@example.com",
		mock.AnythingOfType("string"),
		domain.TenantTypePersonal,
		"Automatically provisioned personal tenant",
		[]string(nil),
		(*string)(nil),
		"",
	).Run(func(args mock.Arguments) {
		capturedSlug = args.String(2)
	}).Return(&domain.Tenant{
		ID:   "personal-tenant-id",
		Slug: "personal-slug",
		Name: "Personal - user@example.com",
	}, nil)

	tenant, err := createPersonalTenantForUser(ctx, mockTenantService, "user@example.com")
	assert.NoError(t, err)
	assert.NotNil(t, tenant)

	// Ensure the generated slug is strictly 32 characters or less
	assert.LessOrEqual(t, len(capturedSlug), 32)
	assert.True(t, strings.HasPrefix(capturedSlug, "personal-"))

	// Ensure that the captured slug actually passes ValidateSlug!
	valid, msg := utils.ValidateSlug(capturedSlug)
	assert.True(t, valid, "Slug must be valid: "+msg)
}