Enhance: 連合向けのノート配信を軽量化 (#13192)

* AP HTML表現をシンプルに

* a

* CHANGELOG

* リンク

packages/backend/test/unit/ApMfmService.ts

@@ -0,0 +1,44 @@
+import * as assert from 'assert';
+import { Test } from '@nestjs/testing';
+
+import { CoreModule } from '@/core/CoreModule.js';
+import { ApMfmService } from '@/core/activitypub/ApMfmService.js';
+import { GlobalModule } from '@/GlobalModule.js';
+import { MiNote } from '@/models/Note.js';
+
+describe('ApMfmService', () => {
+	let apMfmService: ApMfmService;
+
+	beforeAll(async () => {
+		const app = await Test.createTestingModule({
+			imports: [GlobalModule, CoreModule],
+		}).compile();
+		apMfmService = app.get<ApMfmService>(ApMfmService);
+	});
+
+	describe('getNoteHtml', () => {
+		test('Do not provide _misskey_content for simple text', () => {
+			const note: MiNote = {
+				text: 'テキスト #タグ @mention 🍊 :emoji: https://example.com',
+				mentionedRemoteUsers: '[]',
+			} as any;
+
+			const { content, noMisskeyContent } = apMfmService.getNoteHtml(note);
+
+			assert.equal(noMisskeyContent, true, 'noMisskeyContent');
+			assert.equal(content, '<p>テキスト <a href="http://misskey.local/tags/タグ" rel="tag">#タグ</a> <a href="http://misskey.local/@mention" class="u-url mention">@mention</a> 🍊 ​:emoji:​ <a href="https://example.com">https://example.com</a></p>', 'content');
+		});
+
+		test('Provide _misskey_content for MFM', () => {
+			const note: MiNote = {
+				text: '$[tada foo]',
+				mentionedRemoteUsers: '[]',
+			} as any;
+
+			const { content, noMisskeyContent } = apMfmService.getNoteHtml(note);
+
+			assert.equal(noMisskeyContent, false, 'noMisskeyContent');
+			assert.equal(content, '<p><i>foo</i></p>', 'content');
+		});
+	});
+});