438 lines
23 KiB
TypeScript
438 lines
23 KiB
TypeScript
/*
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Copyright 2024 New Vector Ltd.
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Copyright 2019 The Matrix.org Foundation C.I.C.
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SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only
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Please see LICENSE files in the repository root for full details.
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*/
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import { MatrixEvent } from "matrix-js-sdk/src/matrix";
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import { parseEvent } from "../../src/editor/deserialize";
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import { Part } from "../../src/editor/parts";
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import { createPartCreator } from "./mock";
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const FOUR_SPACES = " ".repeat(4);
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function htmlMessage(formattedBody: string, msgtype = "m.text") {
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return {
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getContent() {
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return {
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msgtype,
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format: "org.matrix.custom.html",
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formatted_body: formattedBody,
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};
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},
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} as unknown as MatrixEvent;
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}
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function textMessage(body: string, msgtype = "m.text") {
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return {
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getContent() {
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return {
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msgtype,
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body,
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};
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},
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} as unknown as MatrixEvent;
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}
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function textMessageReply(body: string, msgtype = "m.text") {
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return {
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...textMessage(body, msgtype),
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replyEventId: "!foo:bar",
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} as unknown as MatrixEvent;
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}
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function mergeAdjacentParts(parts: Part[]) {
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let prevPart: Part | undefined;
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for (let i = 0; i < parts.length; ++i) {
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let part: Part | undefined = parts[i];
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const isEmpty = !part.text.length;
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const isMerged = !isEmpty && prevPart && prevPart.merge?.(part);
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if (isEmpty || isMerged) {
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// remove empty or merged part
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part = prevPart;
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parts.splice(i, 1);
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//repeat this index, as it's removed now
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--i;
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}
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prevPart = part;
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}
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}
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function normalize(parts: Part[]) {
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// merge adjacent parts as this will happen
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// in the model anyway, and whether 1 or multiple
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// plain parts are returned is an implementation detail
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mergeAdjacentParts(parts);
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// convert to data objects for easier asserting
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return parts.map((p) => p.serialize());
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}
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describe("editor/deserialize", function () {
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describe("text messages", function () {
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it("test with newlines", function () {
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const parts = normalize(parseEvent(textMessage("hello\nworld"), createPartCreator()));
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expect(parts[0]).toStrictEqual({ type: "plain", text: "hello" });
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expect(parts[1]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[2]).toStrictEqual({ type: "plain", text: "world" });
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expect(parts.length).toBe(3);
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});
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it("@room pill", function () {
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const parts = normalize(parseEvent(textMessage("text message for @room"), createPartCreator()));
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expect(parts.length).toBe(2);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "text message for " });
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expect(parts[1]).toStrictEqual({ type: "at-room-pill", text: "@room" });
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});
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it("emote", function () {
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const text = "says DON'T SHOUT!";
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const parts = normalize(parseEvent(textMessage(text, "m.emote"), createPartCreator()));
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expect(parts.length).toBe(1);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "/me says DON'T SHOUT!" });
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});
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it("spoiler", function () {
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const parts = normalize(parseEvent(textMessage("/spoiler broiler"), createPartCreator()));
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expect(parts.length).toBe(1);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "/spoiler broiler" });
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});
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});
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describe("html messages", function () {
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it("inline styling", function () {
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const html = "<strong>bold</strong> and <em>emphasized</em> text";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts.length).toBe(1);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "**bold** and _emphasized_ text" });
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});
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it("hyperlink", function () {
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const html = 'click <a href="http://example.com/">this</a>!';
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts.length).toBe(1);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "click [this](http://example.com/)!" });
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});
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it("multiple lines with paragraphs", function () {
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const html = "<p>hello</p><p>world</p>";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts.length).toBe(4);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "hello" });
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expect(parts[1]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[2]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[3]).toStrictEqual({ type: "plain", text: "world" });
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});
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it("multiple lines with line breaks", function () {
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const html = "hello<br>world";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts.length).toBe(3);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "hello" });
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expect(parts[1]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[2]).toStrictEqual({ type: "plain", text: "world" });
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});
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it("multiple lines mixing paragraphs and line breaks", function () {
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const html = "<p>hello<br>warm</p><p>world</p>";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts.length).toBe(6);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "hello" });
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expect(parts[1]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[2]).toStrictEqual({ type: "plain", text: "warm" });
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expect(parts[3]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[4]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[5]).toStrictEqual({ type: "plain", text: "world" });
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});
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it("quote", function () {
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const html = "<blockquote><p><em>wise</em><br><strong>words</strong></p></blockquote><p>indeed</p>";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts.length).toBe(6);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "> _wise_" });
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expect(parts[1]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[2]).toStrictEqual({ type: "plain", text: "> **words**" });
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expect(parts[3]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[4]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[5]).toStrictEqual({ type: "plain", text: "indeed" });
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});
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it("user pill", function () {
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const html = 'Hi <a href="https://matrix.to/#/@alice:hs.tld">Alice</a>!';
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts.length).toBe(3);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "Hi " });
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expect(parts[1]).toStrictEqual({ type: "user-pill", text: "Alice", resourceId: "@alice:hs.tld" });
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expect(parts[2]).toStrictEqual({ type: "plain", text: "!" });
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});
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it("user pill with displayname containing backslash", function () {
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const html = 'Hi <a href="https://matrix.to/#/@alice:hs.tld">Alice\\</a>!';
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts.length).toBe(3);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "Hi " });
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expect(parts[1]).toStrictEqual({ type: "user-pill", text: "Alice\\", resourceId: "@alice:hs.tld" });
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expect(parts[2]).toStrictEqual({ type: "plain", text: "!" });
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});
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it("user pill with displayname containing opening square bracket", function () {
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const html = 'Hi <a href="https://matrix.to/#/@alice:hs.tld">Alice[[</a>!';
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts.length).toBe(3);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "Hi " });
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expect(parts[1]).toStrictEqual({ type: "user-pill", text: "Alice[[", resourceId: "@alice:hs.tld" });
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expect(parts[2]).toStrictEqual({ type: "plain", text: "!" });
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});
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it("user pill with displayname containing closing square bracket", function () {
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const html = 'Hi <a href="https://matrix.to/#/@alice:hs.tld">Alice]</a>!';
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts.length).toBe(3);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "Hi " });
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expect(parts[1]).toStrictEqual({ type: "user-pill", text: "Alice]", resourceId: "@alice:hs.tld" });
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expect(parts[2]).toStrictEqual({ type: "plain", text: "!" });
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});
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it("user pill with displayname containing linebreak", function () {
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const html = 'Hi <a href="https://matrix.to/#/@alice:hs.tld">Alice<br>123</a>!';
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts.length).toBe(3);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "Hi " });
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expect(parts[1]).toStrictEqual({ type: "user-pill", text: "Alice123", resourceId: "@alice:hs.tld" });
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expect(parts[2]).toStrictEqual({ type: "plain", text: "!" });
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});
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it("room pill", function () {
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const html = 'Try <a href="https://matrix.to/#/#room:hs.tld">#room:hs.tld</a>?';
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts.length).toBe(3);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "Try " });
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expect(parts[1]).toStrictEqual({ type: "room-pill", text: "#room:hs.tld", resourceId: "#room:hs.tld" });
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expect(parts[2]).toStrictEqual({ type: "plain", text: "?" });
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});
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it("@room pill", function () {
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const html = "<em>formatted</em> message for @room";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts.length).toBe(2);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "_formatted_ message for " });
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expect(parts[1]).toStrictEqual({ type: "at-room-pill", text: "@room" });
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});
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it("inline code", function () {
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const html = "there is no place like <code>127.0.0.1</code>!";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts.length).toBe(1);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "there is no place like `127.0.0.1`!" });
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});
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it("code block with no trailing text", function () {
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const html = "<pre><code>0xDEADBEEF\n</code></pre>\n";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts.length).toBe(5);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "```" });
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expect(parts[1]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[2]).toStrictEqual({ type: "plain", text: "0xDEADBEEF" });
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expect(parts[3]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[4]).toStrictEqual({ type: "plain", text: "```" });
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});
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// failing likely because of https://github.com/vector-im/element-web/issues/10316
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it.skip("code block with no trailing text and no newlines", function () {
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const html = "<pre><code>0xDEADBEEF</code></pre>";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts.length).toBe(5);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "```" });
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expect(parts[1]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[2]).toStrictEqual({ type: "plain", text: "0xDEADBEEF" });
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expect(parts[3]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[4]).toStrictEqual({ type: "plain", text: "```" });
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});
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it("unordered lists", function () {
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const html = "<ul><li>Oak</li><li>Spruce</li><li>Birch</li></ul>";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts.length).toBe(5);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "- Oak" });
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expect(parts[1]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[2]).toStrictEqual({ type: "plain", text: "- Spruce" });
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expect(parts[3]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[4]).toStrictEqual({ type: "plain", text: "- Birch" });
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});
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it("ordered lists", function () {
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const html = "<ol><li>Start</li><li>Continue</li><li>Finish</li></ol>";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts.length).toBe(5);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "1. Start" });
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expect(parts[1]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[2]).toStrictEqual({ type: "plain", text: "2. Continue" });
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expect(parts[3]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[4]).toStrictEqual({ type: "plain", text: "3. Finish" });
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});
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it("nested unordered lists", () => {
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const html = "<ul><li>Oak<ul><li>Spruce<ul><li>Birch</li></ul></li></ul></li></ul>";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts.length).toBe(5);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "- Oak" });
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expect(parts[1]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[2]).toStrictEqual({ type: "plain", text: `${FOUR_SPACES}- Spruce` });
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expect(parts[3]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[4]).toStrictEqual({ type: "plain", text: `${FOUR_SPACES.repeat(2)}- Birch` });
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});
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it("nested ordered lists", () => {
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const html = "<ol><li>Oak<ol><li>Spruce<ol><li>Birch</li></ol></li></ol></li></ol>";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts.length).toBe(5);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "1. Oak" });
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expect(parts[1]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[2]).toStrictEqual({ type: "plain", text: `${FOUR_SPACES}1. Spruce` });
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expect(parts[3]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[4]).toStrictEqual({ type: "plain", text: `${FOUR_SPACES.repeat(2)}1. Birch` });
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});
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it("nested lists", () => {
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const html = "<ol><li>Oak\n<ol><li>Spruce\n<ol><li>Birch</li></ol></li></ol></li></ol>";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts.length).toBe(5);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "1. Oak\n" });
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expect(parts[1]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[2]).toStrictEqual({ type: "plain", text: `${FOUR_SPACES}1. Spruce\n` });
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expect(parts[3]).toStrictEqual({ type: "newline", text: "\n" });
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expect(parts[4]).toStrictEqual({ type: "plain", text: `${FOUR_SPACES.repeat(2)}1. Birch` });
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});
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it("mx-reply is stripped", function () {
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const html = "<mx-reply>foo</mx-reply>bar";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts.length).toBe(1);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "bar" });
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});
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it("emote", function () {
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const html = "says <em>DON'T SHOUT</em>!";
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const parts = normalize(parseEvent(htmlMessage(html, "m.emote"), createPartCreator()));
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expect(parts.length).toBe(1);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "/me says _DON'T SHOUT_!" });
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});
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it("spoiler", function () {
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const parts = normalize(
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parseEvent(htmlMessage("<span data-mx-spoiler>broiler</span>"), createPartCreator()),
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);
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expect(parts.length).toBe(1);
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expect(parts[0]).toStrictEqual({ type: "plain", text: "/spoiler broiler" });
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});
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it("preserves nested quotes", () => {
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const html = "<blockquote>foo<blockquote>bar</blockquote></blockquote>";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts).toMatchSnapshot();
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});
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it("surrounds lists with newlines", () => {
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const html = "foo<ul><li>bar</li></ul>baz";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts).toMatchSnapshot();
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});
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it("preserves nested formatting", () => {
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const html = "a<sub>b<em>c<strong>d<u>e</u></strong></em></sub>";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts).toMatchSnapshot();
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});
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it("escapes backticks in code blocks", () => {
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const html =
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"<p><code>this → ` is a backtick</code></p>" + "<pre><code>and here are 3 of them:\n```</code></pre>";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts).toMatchSnapshot();
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});
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it("escapes backticks outside of code blocks", () => {
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const html = "some `backticks`";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts).toMatchSnapshot();
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});
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it("escapes backslashes", () => {
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const html = "C:\\My Documents";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts).toMatchSnapshot();
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});
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it("escapes asterisks", () => {
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const html = "*hello*";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts).toMatchSnapshot();
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});
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it("escapes underscores", () => {
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const html = "__emphasis__";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts).toMatchSnapshot();
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});
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it("escapes square brackets", () => {
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const html = "[not an actual link](https://example.org)";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts).toMatchSnapshot();
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});
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it("escapes angle brackets", () => {
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const html = "> \\<del>no formatting here\\</del>";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator()));
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expect(parts).toMatchSnapshot();
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});
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});
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describe("plaintext messages", function () {
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it("turns html tags back into markdown", function () {
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const html = '<strong>bold</strong> and <em>emphasized</em> text <a href="http://example.com/">this</a>!';
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator(), { shouldEscape: false }));
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expect(parts.length).toBe(1);
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expect(parts[0]).toStrictEqual({
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type: "plain",
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text: "**bold** and _emphasized_ text [this](http://example.com/)!",
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});
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});
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it("keeps backticks unescaped", () => {
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const html = "this → ` is a backtick and here are 3 of them:\n```";
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const parts = normalize(parseEvent(htmlMessage(html), createPartCreator(), { shouldEscape: false }));
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expect(parts.length).toBe(1);
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|
expect(parts[0]).toStrictEqual({
|
|
type: "plain",
|
|
text: "this → ` is a backtick and here are 3 of them:\n```",
|
|
});
|
|
});
|
|
it("keeps backticks outside of code blocks", () => {
|
|
const html = "some `backticks`";
|
|
const parts = normalize(parseEvent(htmlMessage(html), createPartCreator(), { shouldEscape: false }));
|
|
expect(parts.length).toBe(1);
|
|
expect(parts[0]).toStrictEqual({
|
|
type: "plain",
|
|
text: "some `backticks`",
|
|
});
|
|
});
|
|
it("keeps backslashes", () => {
|
|
const html = "C:\\My Documents";
|
|
const parts = normalize(parseEvent(htmlMessage(html), createPartCreator(), { shouldEscape: false }));
|
|
expect(parts.length).toBe(1);
|
|
expect(parts[0]).toStrictEqual({
|
|
type: "plain",
|
|
text: "C:\\My Documents",
|
|
});
|
|
});
|
|
it("keeps asterisks", () => {
|
|
const html = "*hello*";
|
|
const parts = normalize(parseEvent(htmlMessage(html), createPartCreator(), { shouldEscape: false }));
|
|
expect(parts.length).toBe(1);
|
|
expect(parts[0]).toStrictEqual({
|
|
type: "plain",
|
|
text: "*hello*",
|
|
});
|
|
});
|
|
it("keeps underscores", () => {
|
|
const html = "__emphasis__";
|
|
const parts = normalize(parseEvent(htmlMessage(html), createPartCreator(), { shouldEscape: false }));
|
|
expect(parts.length).toBe(1);
|
|
expect(parts[0]).toStrictEqual({
|
|
type: "plain",
|
|
text: "__emphasis__",
|
|
});
|
|
});
|
|
it("keeps square brackets", () => {
|
|
const html = "[not an actual link](https://example.org)";
|
|
const parts = normalize(parseEvent(htmlMessage(html), createPartCreator(), { shouldEscape: false }));
|
|
expect(parts.length).toBe(1);
|
|
expect(parts[0]).toStrictEqual({
|
|
type: "plain",
|
|
text: "[not an actual link](https://example.org)",
|
|
});
|
|
});
|
|
it("escapes angle brackets", () => {
|
|
const html = "> <del>no formatting here</del>";
|
|
const parts = normalize(parseEvent(htmlMessage(html), createPartCreator(), { shouldEscape: false }));
|
|
expect(parts.length).toBe(1);
|
|
expect(parts[0]).toStrictEqual({
|
|
type: "plain",
|
|
text: "> <del>no formatting here</del>",
|
|
});
|
|
});
|
|
it("strips plaintext replies", () => {
|
|
const body = "> Sender: foo\n\nMessage";
|
|
const parts = normalize(parseEvent(textMessageReply(body), createPartCreator(), { shouldEscape: false }));
|
|
expect(parts.length).toBe(1);
|
|
expect(parts[0]).toStrictEqual({
|
|
type: "plain",
|
|
text: "Message",
|
|
});
|
|
});
|
|
});
|
|
});
|