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joplin/packages/app-desktop/gui/NoteEditor/utils/resourceHandling.test.ts

67 lines
2.5 KiB
TypeScript

import Setting from '@joplin/lib/models/Setting';
import { processPastedHtml } from './resourceHandling';
import markupLanguageUtils from '@joplin/lib/markupLanguageUtils';
import HtmlToMd from '@joplin/lib/HtmlToMd';
import { HtmlToMarkdownHandler, MarkupToHtmlHandler } from './types';
const createTestMarkupConverters = () => {
const markupToHtml: MarkupToHtmlHandler = async (markupLanguage, markup, options) => {
const conv = markupLanguageUtils.newMarkupToHtml({}, {
resourceBaseUrl: `file://${Setting.value('resourceDir')}/`,
customCss: '',
});
return conv.render(markupLanguage, markup, {}, options);
};
const htmlToMd: HtmlToMarkdownHandler = async (_markupLanguage, html, _originalCss) => {
const conv = new HtmlToMd();
return conv.parse(html);
};
return { markupToHtml, htmlToMd };
};
describe('resourceHandling', () => {
it('should sanitize pasted HTML', async () => {
Setting.setConstant('resourceDir', '/home/.config/joplin/resources');
const testCases = [
['Test: <style onload="evil()"></style>', 'Test: <style></style>'],
['<a href="javascript: alert()">test</a>', '<a href="#">test</a>'],
['<a href="file:///home/.config/joplin/resources/test.pdf">test</a>', '<a href="file:///home/.config/joplin/resources/test.pdf">test</a>'],
['<a href="file:///etc/passwd">evil.pdf</a>', '<a href="#">evil.pdf</a>'],
['<script >evil()</script>', ''],
['<script>evil()</script>', ''],
[
'<img onload="document.body.innerHTML = evil;" src="data:image/svg+xml;base64,=="/>',
'<img src="data:image/svg+xml;base64,=="/>',
],
];
for (const [html, expected] of testCases) {
expect(await processPastedHtml(html, null, null)).toBe(expected);
}
});
it('should clean up pasted HTML', async () => {
const { markupToHtml, htmlToMd } = createTestMarkupConverters();
const testCases = [
['<p style="background-color: red">Hello</p><p style="display: hidden;">World</p>', '<p>Hello</p>\n<p>World</p>\n'],
['', ''],
];
for (const [html, expected] of testCases) {
expect(await processPastedHtml(html, htmlToMd, markupToHtml)).toBe(expected);
}
});
it('should preserve images pasted from the resource directory', async () => {
const { markupToHtml, htmlToMd } = createTestMarkupConverters();
// All images in the resource directory should be preserved.
const html = `<img src="file://${encodeURI(Setting.value('resourceDir'))}/resource.png" alt="test"/>`;
expect(await processPastedHtml(html, htmlToMd, markupToHtml)).toBe(html);
});
});