Prepare for repo merge

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

test/unit-tests/editor/parts-test.ts

@@ -0,0 +1,34 @@
+/*
+Copyright 2024 New Vector Ltd.
+Copyright 2022 The Matrix.org Foundation C.I.C.
+
+SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only
+Please see LICENSE files in the repository root for full details.
+*/
+
+import { EmojiPart, PlainPart } from "../../src/editor/parts";
+import { createPartCreator } from "./mock";
+
+describe("editor/parts", () => {
+    describe("appendUntilRejected", () => {
+        const femaleFacepalmEmoji = "🤦‍♀️";
+
+        it("should not accept emoji strings into type=plain", () => {
+            const part = new PlainPart();
+            expect(part.appendUntilRejected(femaleFacepalmEmoji, "")).toEqual(femaleFacepalmEmoji);
+            expect(part.text).toEqual("");
+        });
+
+        it("should accept emoji strings into type=emoji", () => {
+            const part = new EmojiPart();
+            expect(part.appendUntilRejected(femaleFacepalmEmoji, "")).toBeUndefined();
+            expect(part.text).toEqual(femaleFacepalmEmoji);
+        });
+    });
+
+    it("should not explode on room pills for unknown rooms", () => {
+        const pc = createPartCreator();
+        const part = pc.roomPill("#room:server");
+        expect(() => part.toDOMNode()).not.toThrow();
+    });
+});