84 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			TypeScript
		
	
	
			
		
		
	
	
			84 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			TypeScript
		
	
	
| /*
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| Copyright 2024 New Vector Ltd.
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| Copyright 2023 The Matrix.org Foundation C.I.C.
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| 
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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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| 
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| import { render } from "jest-matrix-react";
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| 
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| import type { IContent } from "matrix-js-sdk/src/matrix";
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| import type React from "react";
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| import { editBodyDiffToHtml } from "../../../src/utils/MessageDiffUtils";
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| 
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| describe("editBodyDiffToHtml", () => {
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|     function buildContent(message: string): IContent {
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|         return {
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|             body: message,
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|             format: "org.matrix.custom.html",
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|             formatted_body: message,
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|             msgtype: "m.text",
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|         };
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|     }
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| 
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|     function renderDiff(before: string, after: string) {
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|         const node = editBodyDiffToHtml(buildContent(before), buildContent(after));
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| 
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|         return render(node as React.ReactElement);
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|     }
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| 
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|     it.each([
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|         ["simple word changes", "hello", "world"],
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|         ["central word changes", "beginning middle end", "beginning :smile: end"],
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|         ["text deletions", "<b>hello</b> world", "<b>hello</b>"],
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|         ["text additions", "<b>hello</b>", "<b>hello</b> world"],
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|         ["block element additions", "hello", "hello <p>world</p>"],
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|         ["inline element additions", "hello", "hello <q>world</q>"],
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|         ["block element deletions", `hi <blockquote>there</blockquote>`, "hi"],
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|         ["inline element deletions", `hi <em>there</em>`, "hi"],
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|         ["element replacements", `hi <i>there</i>`, "hi <em>there</em>"],
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|         ["attribute modifications", `<a href="#hi">hi</a>`, `<a href="#bye">hi</a>`],
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|         ["attribute deletions", `<a href="#hi">hi</a>`, `<a>hi</a>`],
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|         ["attribute additions", `<a>hi</a>`, `<a href="#/room/!123">hi</a>`],
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|         ["handles empty tags", `<a>hi</a>`, `<a><h1></h1></a> hi`],
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|     ])("renders %s", (_label, before, after) => {
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|         const { container } = renderDiff(before, after);
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|         expect(container).toMatchSnapshot();
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|     });
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| 
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|     // see https://github.com/fiduswriter/diffDOM/issues/90
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|     // fixed in diff-dom in 4.2.2+
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|     it("deduplicates diff steps", () => {
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|         const { container } = renderDiff("<div><em>foo</em> bar baz</div>", "<div><em>foo</em> bar bay</div>");
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|         expect(container).toMatchSnapshot();
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|     });
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| 
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|     it("handles non-html input", () => {
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|         const before: IContent = {
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|             body: "who knows what's going on <strong>here</strong>",
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|             format: "org.exotic.encoding",
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|             formatted_body: "who knows what's going on <strong>here</strong>",
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|             msgtype: "m.text",
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|         };
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| 
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|         const after: IContent = {
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|             ...before,
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|             body: "who knows what's going on <strong>there</strong>",
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|             formatted_body: "who knows what's going on <strong>there</strong>",
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|         };
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| 
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|         const { container } = render(editBodyDiffToHtml(before, after) as React.ReactElement);
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|         expect(container).toMatchSnapshot();
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|     });
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| 
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|     // see https://github.com/vector-im/element-web/issues/23665
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|     it("handles complex transformations", () => {
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|         const { container } = renderDiff(
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|             '<span data-mx-maths="{☃️}^\\infty"><code>{☃️}^\\infty</code></span>',
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|             '<span data-mx-maths="{😃}^\\infty"><code>{😃}^\\infty</code></span>',
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|         );
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|         expect(container).toMatchSnapshot();
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|     });
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| });
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