fix(backend): incorrect logic for determining whether Quote or not (#13700)

* fix(backend): incorrect logic for determining whether Quote or not

* Update CHANGELOG.md

---------

Co-authored-by: syuilo <4439005+syuilo@users.noreply.github.com>

packages/backend/test/unit/misc/is-renote.ts

@@ -0,0 +1,88 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { isQuote, isRenote } from '@/misc/is-renote.js';
+import { MiNote } from '@/models/Note.js';
+
+const base: MiNote = {
+	id: 'some-note-id',
+	replyId: null,
+	reply: null,
+	renoteId: null,
+	renote: null,
+	threadId: null,
+	text: null,
+	name: null,
+	cw: null,
+	userId: 'some-user-id',
+	user: null,
+	localOnly: false,
+	reactionAcceptance: null,
+	renoteCount: 0,
+	repliesCount: 0,
+	clippedCount: 0,
+	reactions: {},
+	visibility: 'public',
+	uri: null,
+	url: null,
+	fileIds: [],
+	attachedFileTypes: [],
+	visibleUserIds: [],
+	mentions: [],
+	mentionedRemoteUsers: '',
+	reactionAndUserPairCache: [],
+	emojis: [],
+	tags: [],
+	hasPoll: false,
+	channelId: null,
+	channel: null,
+	userHost: null,
+	replyUserId: null,
+	replyUserHost: null,
+	renoteUserId: null,
+	renoteUserHost: null,
+};
+
+describe('misc:is-renote', () => {
+	test('note without renoteId should not be Renote', () => {
+		expect(isRenote(base)).toBe(false);
+	});
+
+	test('note with renoteId should be Renote and not be Quote', () => {
+		const note: MiNote = { ...base, renoteId: 'some-renote-id' };
+		expect(isRenote(note)).toBe(true);
+		expect(isQuote(note as any)).toBe(false);
+	});
+
+	test('note with renoteId and text should be Quote', () => {
+		const note: MiNote = { ...base, renoteId: 'some-renote-id', text: 'some-text' };
+		expect(isRenote(note)).toBe(true);
+		expect(isQuote(note as any)).toBe(true);
+	});
+
+	test('note with renoteId and cw should be Quote', () => {
+		const note: MiNote = { ...base, renoteId: 'some-renote-id', cw: 'some-cw' };
+		expect(isRenote(note)).toBe(true);
+		expect(isQuote(note as any)).toBe(true);
+	});
+
+	test('note with renoteId and replyId should be Quote', () => {
+		const note: MiNote = { ...base, renoteId: 'some-renote-id', replyId: 'some-reply-id' };
+		expect(isRenote(note)).toBe(true);
+		expect(isQuote(note as any)).toBe(true);
+	});
+
+	test('note with renoteId and poll should be Quote', () => {
+		const note: MiNote = { ...base, renoteId: 'some-renote-id', hasPoll: true };
+		expect(isRenote(note)).toBe(true);
+		expect(isQuote(note as any)).toBe(true);
+	});
+
+	test('note with renoteId and non-empty fileIds should be Quote', () => {
+		const note: MiNote = { ...base, renoteId: 'some-renote-id', fileIds: ['some-file-id'] };
+		expect(isRenote(note)).toBe(true);
+		expect(isQuote(note as any)).toBe(true);
+	});
+});