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gotosocial/internal/processing/polls/poll_test.go

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// GoToSocial
// Copyright (C) GoToSocial Authors admin@gotosocial.org
// SPDX-License-Identifier: AGPL-3.0-or-later
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package polls_test
import (
"context"
"math/rand"
"net/http"
"testing"
"github.com/stretchr/testify/suite"
apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
"github.com/superseriousbusiness/gotosocial/internal/gtserror"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
"github.com/superseriousbusiness/gotosocial/internal/media"
"github.com/superseriousbusiness/gotosocial/internal/processing/common"
"github.com/superseriousbusiness/gotosocial/internal/processing/polls"
"github.com/superseriousbusiness/gotosocial/internal/state"
"github.com/superseriousbusiness/gotosocial/internal/typeutils"
"github.com/superseriousbusiness/gotosocial/internal/visibility"
"github.com/superseriousbusiness/gotosocial/testrig"
)
type PollTestSuite struct {
suite.Suite
state state.State
filter *visibility.Filter
polls polls.Processor
testAccounts map[string]*gtsmodel.Account
testPolls map[string]*gtsmodel.Poll
}
func (suite *PollTestSuite) SetupTest() {
testrig.InitTestConfig()
testrig.InitTestLog()
suite.state.Caches.Init()
testrig.StartNoopWorkers(&suite.state)
testrig.NewTestDB(&suite.state)
converter := typeutils.NewConverter(&suite.state)
controller := testrig.NewTestTransportController(&suite.state, nil)
mediaMgr := media.NewManager(&suite.state)
federator := testrig.NewTestFederator(&suite.state, controller, mediaMgr)
suite.filter = visibility.NewFilter(&suite.state)
common := common.New(&suite.state, converter, federator, suite.filter)
suite.polls = polls.New(&common, &suite.state, converter)
}
func (suite *PollTestSuite) TearDownTest() {
testrig.StopWorkers(&suite.state)
testrig.StandardDBTeardown(suite.state.DB)
}
func (suite *PollTestSuite) TestPollGet() {
// Create a new context for this test.
ctx, cncl := context.WithCancel(context.Background())
defer cncl()
// Perform test for all requester + poll combos.
for _, account := range suite.testAccounts {
for _, poll := range suite.testPolls {
suite.testPollGet(ctx, account, poll)
}
}
}
func (suite *PollTestSuite) testPollGet(ctx context.Context, requester *gtsmodel.Account, poll *gtsmodel.Poll) {
// Ensure poll model is fully populated before anything.
if err := suite.state.DB.PopulatePoll(ctx, poll); err != nil {
suite.T().Fatalf("error populating poll: %v", err)
}
var check func(*apimodel.Poll, gtserror.WithCode) bool
switch {
case !pollIsVisible(suite.filter, ctx, requester, poll):
// Poll should not be visible to requester, this should
// return an error code 404 (to prevent info leak).
check = func(poll *apimodel.Poll, err gtserror.WithCode) bool {
return poll == nil && err.Code() == http.StatusNotFound
}
default:
// All other cases should succeed! i.e. no error and poll returned.
check = func(poll *apimodel.Poll, err gtserror.WithCode) bool {
return poll != nil && err == nil
}
}
// Perform the poll vote and check the expected response.
if !check(suite.polls.PollGet(ctx, requester, poll.ID)) {
suite.T().Errorf("unexpected response for poll get by %s", requester.DisplayName)
}
}
func (suite *PollTestSuite) TestPollVote() {
// Create a new context for this test.
ctx, cncl := context.WithCancel(context.Background())
defer cncl()
// randomChoices generates random vote choices in poll.
randomChoices := func(poll *gtsmodel.Poll) []int {
var max int
if *poll.Multiple {
max = len(poll.Options)
} else {
max = 1
}
count := 1 + rand.Intn(max)
choices := make([]int, count)
for i := range choices {
choices[i] = rand.Intn(len(poll.Options))
}
return choices
}
// Perform test for all requester + poll combos.
for _, account := range suite.testAccounts {
for _, poll := range suite.testPolls {
// Generate some valid choices and test.
choices := randomChoices(poll)
suite.testPollVote(ctx,
account,
poll,
choices,
)
// Test with empty choices.
suite.testPollVote(ctx,
account,
poll,
nil,
)
// Test with out of range choice.
suite.testPollVote(ctx,
account,
poll,
[]int{len(poll.Options)},
)
}
}
}
func (suite *PollTestSuite) testPollVote(ctx context.Context, requester *gtsmodel.Account, poll *gtsmodel.Poll, choices []int) {
// Ensure poll model is fully populated before anything.
if err := suite.state.DB.PopulatePoll(ctx, poll); err != nil {
suite.T().Fatalf("error populating poll: %v", err)
}
var check func(*apimodel.Poll, gtserror.WithCode) bool
switch {
case !poll.ClosedAt.IsZero():
// Poll is already closed, i.e. no new votes allowed!
// This should return an error 422 (unprocessable entity).
check = func(poll *apimodel.Poll, err gtserror.WithCode) bool {
return poll == nil && err.Code() == http.StatusUnprocessableEntity
}
case !voteChoicesAreValid(poll, choices):
// These are invalid vote choices, this should return
// an error code 400 to indicate invalid request data.
check = func(poll *apimodel.Poll, err gtserror.WithCode) bool {
return poll == nil && err.Code() == http.StatusBadRequest
}
case poll.Status.AccountID == requester.ID:
// Immediately we know that poll owner cannot vote in
// their own poll. this should return an error 422.
check = func(poll *apimodel.Poll, err gtserror.WithCode) bool {
return poll == nil && err.Code() == http.StatusUnprocessableEntity
}
case !pollIsVisible(suite.filter, ctx, requester, poll):
// Poll should not be visible to requester, this should
// return an error code 404 (to prevent info leak).
check = func(poll *apimodel.Poll, err gtserror.WithCode) bool {
return poll == nil && err.Code() == http.StatusNotFound
}
default:
// All other cases should succeed! i.e. no error and poll returned.
check = func(poll *apimodel.Poll, err gtserror.WithCode) bool {
return poll != nil && err == nil
}
}
// Perform the poll vote and check the expected response.
if !check(suite.polls.PollVote(ctx, requester, poll.ID, choices)) {
suite.T().Errorf("unexpected response for poll vote by %s with %v", requester.DisplayName, choices)
}
}
// voteChoicesAreValid is a utility function to check whether choices are valid for poll.
func voteChoicesAreValid(poll *gtsmodel.Poll, choices []int) bool {
if len(choices) == 0 || !*poll.Multiple && len(choices) > 1 {
// Invalid number of vote choices.
return false
}
for _, choice := range choices {
if choice < 0 || choice >= len(poll.Options) {
// Choice index out of range.
return false
}
}
return true
}
// pollIsVisible is a short-hand function to return only a single boolean value for a visibility check on poll source status to account.
func pollIsVisible(filter *visibility.Filter, ctx context.Context, to *gtsmodel.Account, poll *gtsmodel.Poll) bool {
visible, _ := filter.StatusVisible(ctx, to, poll.Status)
return visible
}
func TestPollTestSuite(t *testing.T) {
suite.Run(t, new(PollTestSuite))
}