41 lines
1.7 KiB
TypeScript
41 lines
1.7 KiB
TypeScript
/* eslint @typescript-eslint/no-unused-vars: ["error", { "varsIgnorePattern": "^_" }] */
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/*
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Copyright 2023 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import { render, waitFor } from "@testing-library/react";
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import hljs, { type HighlightOptions } from "highlight.js";
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import React from "react";
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import SyntaxHighlight from "../../../../src/components/views/elements/SyntaxHighlight";
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describe("<SyntaxHighlight />", () => {
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it("renders", async () => {
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const { container } = render(<SyntaxHighlight>console.log("Hello, World!");</SyntaxHighlight>);
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await waitFor(() => expect(container.querySelector(".language-arcade")).toBeTruthy());
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expect(container).toMatchSnapshot();
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});
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it.each(["json", "javascript", "css"])("uses the provided language", async (lang) => {
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const mock = jest.spyOn(hljs, "highlight");
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const { container } = render(<SyntaxHighlight language={lang}>// Hello, World</SyntaxHighlight>);
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await waitFor(() => expect(container.querySelector(`.language-${lang}`)).toBeTruthy());
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const [_lang, opts] = mock.mock.lastCall!;
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expect((opts as unknown as HighlightOptions)["language"]).toBe(lang);
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});
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});
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