initial commit

tests/integration/message_edit_with_embed_attachment_url_test.go

@@ -0,0 +1,104 @@
+/*
+ * 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 (
+	"bytes"
+	"fmt"
+	"net/http"
+	"testing"
+)
+
+// TestMessageEdit_WithEmbedAttachmentURL tests editing a message to add an embed
+// that uses attachment:// URL referencing existing attachments
+func TestMessageEdit_WithEmbedAttachmentURL(t *testing.T) {
+	client := newTestClient(t)
+	user := createTestAccount(t, client)
+	ensureSessionStarted(t, client, user.Token)
+
+	guild := createGuild(t, client, user.Token, "Message Edit Embed Guild")
+	channelID := parseSnowflake(t, guild.SystemChannel)
+
+	msg, _ := sendChannelMessageWithAttachment(t, client, user.Token, channelID, "Original message", "yeah.png")
+
+	updatePayload := map[string]any{
+		"content": "Edited with embed",
+		"embeds": []map[string]any{
+			{
+				"title": "Image Embed",
+				"image": map[string]string{
+					"url": "attachment://yeah.png",
+				},
+			},
+		},
+	}
+
+	resp, err := client.patchJSONWithAuth(
+		fmt.Sprintf("/channels/%d/messages/%s", channelID, msg.ID),
+		updatePayload,
+		user.Token,
+	)
+	if err != nil {
+		t.Fatalf("failed to edit message: %v", err)
+	}
+	defer resp.Body.Close()
+	assertStatus(t, resp, http.StatusOK)
+
+	var edited struct {
+		Content string `json:"content"`
+		Embeds  []struct {
+			Title string `json:"title"`
+			Image struct {
+				URL string `json:"url"`
+			} `json:"image"`
+		} `json:"embeds"`
+		Attachments []struct {
+			Filename string `json:"filename"`
+		} `json:"attachments"`
+	}
+	decodeJSONResponse(t, resp, &edited)
+
+	if edited.Content != "Edited with embed" {
+		t.Errorf("expected content 'Edited with embed', got %q", edited.Content)
+	}
+
+	if len(edited.Embeds) != 1 {
+		t.Fatalf("expected 1 embed, got %d", len(edited.Embeds))
+	}
+
+	if edited.Embeds[0].Title != "Image Embed" {
+		t.Errorf("expected embed title 'Image Embed', got %q", edited.Embeds[0].Title)
+	}
+
+	embedImageURL := edited.Embeds[0].Image.URL
+	if embedImageURL == "" {
+		t.Error("expected embed image URL to be set")
+	}
+	if embedImageURL == "attachment://yeah.png" {
+		t.Error("expected attachment:// URL to be resolved to CDN URL, but it wasn't")
+	}
+	if !bytes.Contains([]byte(embedImageURL), []byte("/attachments/")) {
+		t.Errorf("expected CDN URL to contain '/attachments/', got %q", embedImageURL)
+	}
+
+	if len(edited.Attachments) != 1 {
+		t.Fatalf("expected 1 attachment, got %d", len(edited.Attachments))
+	}
+}