/* Copyright 2022 The Matrix.org Foundation C.I.C. Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. */ import React, { ReactElement } from "react"; import { mocked } from "jest-mock"; import { render, screen } from "@testing-library/react"; import { IContent } from "matrix-js-sdk/src/matrix"; import { bodyToHtml, formatEmojis, topicToHtml } from "../src/HtmlUtils"; import SettingsStore from "../src/settings/SettingsStore"; jest.mock("../src/settings/SettingsStore"); const enableHtmlTopicFeature = () => { mocked(SettingsStore).getValue.mockImplementation((arg): any => { return arg === "feature_html_topic"; }); }; describe("topicToHtml", () => { function getContent() { return screen.getByRole("contentinfo").children[0].innerHTML; } it("converts plain text topic to HTML", () => { render(
{topicToHtml("pizza", undefined, null, false)}
); expect(getContent()).toEqual("pizza"); }); it("converts plain text topic with emoji to HTML", () => { render(
{topicToHtml("pizza šŸ•", undefined, null, false)}
); expect(getContent()).toEqual('pizza šŸ•'); }); it("converts literal HTML topic to HTML", async () => { enableHtmlTopicFeature(); render(
{topicToHtml("pizza", undefined, null, false)}
); expect(getContent()).toEqual("<b>pizza</b>"); }); it("converts true HTML topic to HTML", async () => { enableHtmlTopicFeature(); render(
{topicToHtml("**pizza**", "pizza", null, false)}
); expect(getContent()).toEqual("pizza"); }); it("converts true HTML topic with emoji to HTML", async () => { enableHtmlTopicFeature(); render(
{topicToHtml("**pizza** šŸ•", "pizza šŸ•", null, false)}
); expect(getContent()).toEqual('pizza šŸ•'); }); }); describe("bodyToHtml", () => { function getHtml(content: IContent, highlights?: string[]): string { return (bodyToHtml(content, highlights, {}) as ReactElement).props.dangerouslySetInnerHTML.__html; } it("should apply highlights to HTML messages", () => { const html = getHtml( { body: "test **foo** bar", msgtype: "m.text", formatted_body: "test foo bar", format: "org.matrix.custom.html", }, ["test"], ); expect(html).toMatchInlineSnapshot(`"test foo bar"`); }); it("should apply highlights to plaintext messages", () => { const html = getHtml( { body: "test foo bar", msgtype: "m.text", }, ["test"], ); expect(html).toMatchInlineSnapshot(`"test foo bar"`); }); it("should not respect HTML tags in plaintext message highlighting", () => { const html = getHtml( { body: "test foo bar", msgtype: "m.text", }, ["test"], ); expect(html).toMatchInlineSnapshot(`"test foo <b>bar"`); }); it("should generate big emoji for an emoji-only reply to a message", () => { const { asFragment } = render( bodyToHtml( { "body": "> <@sender1:server> Test\n\nšŸ„°", "format": "org.matrix.custom.html", "formatted_body": '
In reply to @sender1:server
Test
šŸ„°', "m.relates_to": { "m.in_reply_to": { event_id: "$eventId", }, }, "msgtype": "m.text", }, [], { stripReplyFallback: true, }, ) as ReactElement, ); expect(asFragment()).toMatchSnapshot(); }); describe("feature_latex_maths", () => { beforeEach(() => { jest.spyOn(SettingsStore, "getValue").mockImplementation((feature) => feature === "feature_latex_maths"); }); it("should render inline katex", () => { const html = getHtml({ body: "hello \\xi world", msgtype: "m.text", formatted_body: 'hello \\xi world', format: "org.matrix.custom.html", }); expect(html).toMatchSnapshot(); }); it("should render block katex", () => { const html = getHtml({ body: "hello \\xi world", msgtype: "m.text", formatted_body: '

hello

\\xi

world

', format: "org.matrix.custom.html", }); expect(html).toMatchSnapshot(); }); it("should not mangle code blocks", () => { const html = getHtml({ body: "hello \\xi world", msgtype: "m.text", formatted_body: "

hello

$\\xi$

world

", format: "org.matrix.custom.html", }); expect(html).toMatchSnapshot(); }); }); }); describe("formatEmojis", () => { it.each([ ["šŸ“󠁧󠁢󠁄󠁮󠁧ó æ", [["šŸ“󠁧󠁢󠁄󠁮󠁧ó æ", "flag-england"]]], ["šŸ“󠁧󠁢󠁳󠁣󠁓ó æ", [["šŸ“󠁧󠁢󠁳󠁣󠁓ó æ", "flag-scotland"]]], ["šŸ“󠁧󠁢󠁷󠁬󠁳ó æ", [["šŸ“󠁧󠁢󠁷󠁬󠁳ó æ", "flag-wales"]]], ])("%s emoji", (emoji, expectations) => { const res = formatEmojis(emoji, false); expect(res).toHaveLength(expectations.length); for (let i = 0; i < res.length; i++) { const [emoji, title] = expectations[i]; expect(res[i].props.children).toEqual(emoji); expect(res[i].props.title).toEqual(`:${title}:`); } }); });