123 lines
3.6 KiB
Go
123 lines
3.6 KiB
Go
/*
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* Copyright (C) 2026 Fluxer Contributors
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*
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* This file is part of Fluxer.
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*
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* Fluxer 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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* Fluxer 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 Fluxer. If not, see <https://www.gnu.org/licenses/>.
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*/
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package integration
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import (
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"fmt"
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"net/http"
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"testing"
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)
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func TestMessageFetchPaginationNoDuplicates(t *testing.T) {
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client := newTestClient(t)
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account := createTestAccount(t, client)
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guild := createGuild(t, client, account.Token, "Pagination No Duplicates Test Guild")
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channelID := parseSnowflake(t, guild.SystemChannel)
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clearChannelMessages(t, client, channelID, account.Token)
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// Seed 100 messages
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const totalMessages = 100
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seedResult := seedMessagesWithContent(t, client, channelID, totalMessages, account.UserID)
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if len(seedResult.Messages) != totalMessages {
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t.Fatalf("expected %d messages to be seeded, got %d", totalMessages, len(seedResult.Messages))
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}
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// Paginate through all messages with limit=25
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const limit = 25
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allMessageIDs := make(map[string]bool)
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var lastMessageID string
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pageCount := 0
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for {
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var url string
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if lastMessageID == "" {
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url = fmt.Sprintf("/channels/%d/messages?limit=%d", channelID, limit)
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} else {
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url = fmt.Sprintf("/channels/%d/messages?limit=%d&before=%s", channelID, limit, lastMessageID)
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}
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resp, err := client.getWithAuth(url, account.Token)
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if err != nil {
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t.Fatalf("failed to fetch messages on page %d: %v", pageCount+1, err)
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}
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assertStatus(t, resp, http.StatusOK)
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var fetchedMessages []struct {
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ID string `json:"id"`
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ChannelID string `json:"channel_id"`
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Content string `json:"content"`
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}
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decodeJSONResponse(t, resp, &fetchedMessages)
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if len(fetchedMessages) == 0 {
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break
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}
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pageCount++
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t.Logf("Page %d: fetched %d messages", pageCount, len(fetchedMessages))
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for i, msg := range fetchedMessages {
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if allMessageIDs[msg.ID] {
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t.Fatalf("duplicate message ID %s found on page %d at index %d", msg.ID, pageCount, i)
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}
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allMessageIDs[msg.ID] = true
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}
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for i := 0; i < len(fetchedMessages)-1; i++ {
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current := parseSnowflake(t, fetchedMessages[i].ID)
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next := parseSnowflake(t, fetchedMessages[i+1].ID)
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if current <= next {
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t.Fatalf("page %d: messages not in descending order: message[%d] (%d) <= message[%d] (%d)", pageCount, i, current, i+1, next)
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}
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}
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lastMessageID = fetchedMessages[len(fetchedMessages)-1].ID
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if pageCount > 10 {
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t.Fatalf("pagination exceeded expected number of pages (expected ~4 pages for 100 messages with limit 25)")
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}
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if len(fetchedMessages) < limit {
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break
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}
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}
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if len(allMessageIDs) != totalMessages {
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t.Fatalf("expected to collect %d unique messages, got %d", totalMessages, len(allMessageIDs))
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}
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for _, seededMsg := range seedResult.Messages {
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if !allMessageIDs[seededMsg.MessageID] {
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t.Fatalf("seeded message ID %s was not retrieved during pagination", seededMsg.MessageID)
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}
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}
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expectedPages := 4
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if pageCount != expectedPages {
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t.Fatalf("expected %d pages, got %d", expectedPages, pageCount)
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}
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t.Logf("Pagination test passed: retrieved %d unique messages across %d pages with no duplicates", len(allMessageIDs), pageCount)
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}
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