initial commit

tests/integration/user_cannot_edit_others_messages_test.go

@@ -0,0 +1,76 @@
+/*
+ * Copyright (C) 2026 Fluxer Contributors
+ *
+ * This file is part of Fluxer.
+ *
+ * Fluxer 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.
+ *
+ * Fluxer 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 Fluxer. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package integration
+
+import (
+	"fmt"
+	"net/http"
+	"testing"
+	"time"
+)
+
+// TestUserCannotEditOthersMessages tests message edit permissions
+func TestUserCannotEditOthersMessages(t *testing.T) {
+	client := newTestClient(t)
+	owner := createTestAccount(t, client)
+	member := createTestAccount(t, client)
+
+	guild := createGuild(t, client, owner.Token, fmt.Sprintf("Message Edit Guild %d", time.Now().UnixNano()))
+	channelID := parseSnowflake(t, guild.SystemChannel)
+
+	invite := createChannelInvite(t, client, owner.Token, channelID)
+	resp, err := client.postJSONWithAuth(fmt.Sprintf("/invites/%s", invite.Code), nil, member.Token)
+	if err != nil {
+		t.Fatalf("failed to accept invite: %v", err)
+	}
+	assertStatus(t, resp, http.StatusOK)
+	resp.Body.Close()
+
+	ownerMessage := sendChannelMessage(t, client, owner.Token, channelID, "owner's message")
+	ownerMessageID := parseSnowflake(t, ownerMessage.ID)
+
+	memberMessage := sendChannelMessage(t, client, member.Token, channelID, "member's message")
+	memberMessageID := parseSnowflake(t, memberMessage.ID)
+
+	resp, err = client.patchJSONWithAuth(fmt.Sprintf("/channels/%d/messages/%d", channelID, ownerMessageID), map[string]string{"content": "hacked owner message"}, member.Token)
+	if err != nil {
+		t.Fatalf("failed to attempt owner message edit: %v", err)
+	}
+	if resp.StatusCode != http.StatusForbidden {
+		t.Fatalf("expected 403 for editing other's message, got %d", resp.StatusCode)
+	}
+	resp.Body.Close()
+
+	resp, err = client.patchJSONWithAuth(fmt.Sprintf("/channels/%d/messages/%d", channelID, memberMessageID), map[string]string{"content": "owner trying to edit member"}, owner.Token)
+	if err != nil {
+		t.Fatalf("failed to attempt member message edit: %v", err)
+	}
+	if resp.StatusCode != http.StatusForbidden {
+		t.Fatalf("expected 403 for owner editing member message without manage perm, got %d", resp.StatusCode)
+	}
+	resp.Body.Close()
+
+	resp, err = client.patchJSONWithAuth(fmt.Sprintf("/channels/%d/messages/%d", channelID, memberMessageID), map[string]string{"content": "member editing own message"}, member.Token)
+	if err != nil {
+		t.Fatalf("failed to edit own message: %v", err)
+	}
+	assertStatus(t, resp, http.StatusOK)
+	resp.Body.Close()
+}