package pub

import (
	"context"
	"errors"
	"testing"

	"perms-system-server/internal/testutil/mocks"
	"perms-system-server/internal/types"

	"github.com/stretchr/testify/assert"
	"go.uber.org/mock/gomock"
)

// TC-0006: DB异常(非ErrNotFound)
func TestLogin_Mock_FindOneByUsernameDBError(t *testing.T) {
	ctrl := gomock.NewController(t)
	defer ctrl.Finish()

	dbErr := errors.New("connection refused")

	mockUser := mocks.NewMockSysUserModel(ctrl)
	mockUser.EXPECT().FindOneByUsername(gomock.Any(), "testuser").Return(nil, dbErr)

	svcCtx := mocks.NewMockServiceContext(mocks.MockModels{
		User: mockUser,
	})

	logic := NewLoginLogic(context.Background(), svcCtx)
	resp, err := logic.Login(&types.LoginReq{
		Username: "testuser",
		Password: "pass123",
	})

	assert.ErrorIs(t, err, dbErr)
	assert.Nil(t, resp)
}