markdown.test.ts•2.39 kB
import { describe, expect, test } from "bun:test";
import { convertHtmlToMarkdown } from "./markdown";
describe("convertHtmlToMarkdown", () => {
const baseUrl = "https://example.com/blog/post";
test("converts basic HTML to Markdown", () => {
const html = "<h1>Hello</h1><p>This is a test</p>";
const result = convertHtmlToMarkdown(html, baseUrl);
expect(result).toBe("# Hello\n\nThis is a test");
});
test("resolves relative URLs in links", () => {
const html = '<a href="/about">About</a>';
const result = convertHtmlToMarkdown(html, baseUrl);
expect(result).toBe("[About](https://example.com/about)");
});
test("resolves relative URLs in images", () => {
const html = '<img src="/images/test.png" alt="Test">';
const result = convertHtmlToMarkdown(html, baseUrl);
expect(result).toBe("");
});
test("removes data URL images", () => {
const html = '<img src="data:image/png;base64,abc123" alt="Test">';
const result = convertHtmlToMarkdown(html, baseUrl);
expect(result).toBe("");
});
test("keeps absolute URLs unchanged", () => {
const html = '<a href="https://other.com/page">Link</a>';
const result = convertHtmlToMarkdown(html, baseUrl);
expect(result).toBe("[Link](https://other.com/page)");
});
test("extracts article content when present", () => {
const html = `
<header>Skip this</header>
<article>
<h1>Keep this</h1>
<p>And this</p>
</article>
<footer>Skip this too</footer>
`;
const result = convertHtmlToMarkdown(html, baseUrl);
expect(result).toBe("# Keep this\n\nAnd this");
});
test("extracts nested article content", () => {
const html = `
<div>
<header>Skip this</header>
<article>
<h1>Keep this</h1>
<p>And this</p>
</article>
<footer>Skip this too</footer>
</div>
`;
const result = convertHtmlToMarkdown(html, baseUrl);
expect(result).toBe("# Keep this\n\nAnd this");
});
test("removes script and style elements", () => {
const html = `
<div>
<script>alert('test');</script>
<p>Keep this</p>
<style>body { color: red; }</style>
</div>
`;
const result = convertHtmlToMarkdown(html, baseUrl);
expect(result).toBe("Keep this");
});
});