mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2024-12-05 22:50:42 +01:00
198 lines
5.5 KiB
Go
198 lines
5.5 KiB
Go
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// GoToSocial
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// Copyright (C) GoToSocial Authors admin@gotosocial.org
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// SPDX-License-Identifier: AGPL-3.0-or-later
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package status_test
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import (
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"github.com/stretchr/testify/suite"
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apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
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"github.com/superseriousbusiness/gotosocial/internal/processing/status"
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"testing"
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)
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type topoSortTestSuite struct {
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suite.Suite
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}
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func statusIDs(apiStatuses []*apimodel.Status) []string {
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ids := make([]string, 0, len(apiStatuses))
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for _, apiStatus := range apiStatuses {
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ids = append(ids, apiStatus.ID)
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}
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return ids
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}
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func (suite *topoSortTestSuite) TestBranched() {
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// https://commons.wikimedia.org/wiki/File:Sorted_binary_tree_ALL_RGB.svg
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f := &apimodel.Status{ID: "F"}
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b := &apimodel.Status{ID: "B", InReplyToID: &f.ID}
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a := &apimodel.Status{ID: "A", InReplyToID: &b.ID}
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d := &apimodel.Status{ID: "D", InReplyToID: &b.ID}
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c := &apimodel.Status{ID: "C", InReplyToID: &d.ID}
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e := &apimodel.Status{ID: "E", InReplyToID: &d.ID}
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g := &apimodel.Status{ID: "G", InReplyToID: &f.ID}
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i := &apimodel.Status{ID: "I", InReplyToID: &g.ID}
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h := &apimodel.Status{ID: "H", InReplyToID: &i.ID}
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expected := statusIDs([]*apimodel.Status{f, b, a, d, c, e, g, i, h})
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list := []*apimodel.Status{a, b, c, d, e, f, g, h, i}
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status.TopoSort(list, "")
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actual := statusIDs(list)
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suite.Equal(expected, actual)
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}
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func (suite *topoSortTestSuite) TestBranchedWithSelfReplyChain() {
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targetAccount := &apimodel.Account{ID: "1"}
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otherAccount := &apimodel.Account{ID: "2"}
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f := &apimodel.Status{
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ID: "F",
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Account: targetAccount,
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}
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b := &apimodel.Status{
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ID: "B",
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Account: targetAccount,
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InReplyToID: &f.ID,
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InReplyToAccountID: &f.Account.ID,
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}
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a := &apimodel.Status{
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ID: "A",
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Account: otherAccount,
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InReplyToID: &b.ID,
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InReplyToAccountID: &b.Account.ID,
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}
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d := &apimodel.Status{
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ID: "D",
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Account: targetAccount,
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InReplyToID: &b.ID,
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InReplyToAccountID: &b.Account.ID,
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}
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c := &apimodel.Status{
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ID: "C",
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Account: otherAccount,
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InReplyToID: &d.ID,
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InReplyToAccountID: &d.Account.ID,
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}
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e := &apimodel.Status{
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ID: "E",
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Account: targetAccount,
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InReplyToID: &d.ID,
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InReplyToAccountID: &d.Account.ID,
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}
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g := &apimodel.Status{
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ID: "G",
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Account: otherAccount,
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InReplyToID: &f.ID,
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InReplyToAccountID: &f.Account.ID,
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}
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i := &apimodel.Status{
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ID: "I",
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Account: targetAccount,
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InReplyToID: &g.ID,
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InReplyToAccountID: &g.Account.ID,
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}
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h := &apimodel.Status{
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ID: "H",
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Account: otherAccount,
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InReplyToID: &i.ID,
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InReplyToAccountID: &i.Account.ID,
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}
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expected := statusIDs([]*apimodel.Status{f, b, d, e, c, a, g, i, h})
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list := []*apimodel.Status{a, b, c, d, e, f, g, h, i}
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status.TopoSort(list, targetAccount.ID)
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actual := statusIDs(list)
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suite.Equal(expected, actual)
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}
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func (suite *topoSortTestSuite) TestDisconnected() {
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f := &apimodel.Status{ID: "F"}
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b := &apimodel.Status{ID: "B", InReplyToID: &f.ID}
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dID := "D"
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e := &apimodel.Status{ID: "E", InReplyToID: &dID}
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expected := statusIDs([]*apimodel.Status{e, f, b})
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list := []*apimodel.Status{b, e, f}
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status.TopoSort(list, "")
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actual := statusIDs(list)
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suite.Equal(expected, actual)
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}
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func (suite *topoSortTestSuite) TestTrivialCycle() {
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xID := "X"
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x := &apimodel.Status{ID: xID, InReplyToID: &xID}
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expected := statusIDs([]*apimodel.Status{x})
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list := []*apimodel.Status{x}
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status.TopoSort(list, "")
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actual := statusIDs(list)
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suite.ElementsMatch(expected, actual)
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}
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func (suite *topoSortTestSuite) TestCycle() {
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yID := "Y"
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x := &apimodel.Status{ID: "X", InReplyToID: &yID}
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y := &apimodel.Status{ID: yID, InReplyToID: &x.ID}
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expected := statusIDs([]*apimodel.Status{x, y})
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list := []*apimodel.Status{x, y}
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status.TopoSort(list, "")
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actual := statusIDs(list)
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suite.ElementsMatch(expected, actual)
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}
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func (suite *topoSortTestSuite) TestMixedCycle() {
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yID := "Y"
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x := &apimodel.Status{ID: "X", InReplyToID: &yID}
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y := &apimodel.Status{ID: yID, InReplyToID: &x.ID}
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z := &apimodel.Status{ID: "Z"}
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expected := statusIDs([]*apimodel.Status{x, y, z})
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list := []*apimodel.Status{x, y, z}
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status.TopoSort(list, "")
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actual := statusIDs(list)
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suite.ElementsMatch(expected, actual)
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}
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func (suite *topoSortTestSuite) TestEmpty() {
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expected := statusIDs([]*apimodel.Status{})
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list := []*apimodel.Status{}
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status.TopoSort(list, "")
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actual := statusIDs(list)
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suite.Equal(expected, actual)
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}
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func (suite *topoSortTestSuite) TestNil() {
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expected := statusIDs(nil)
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var list []*apimodel.Status
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status.TopoSort(list, "")
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actual := statusIDs(list)
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suite.Equal(expected, actual)
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}
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func TestTopoSortTestSuite(t *testing.T) {
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suite.Run(t, &topoSortTestSuite{})
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}
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