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joplin/packages/lib/htmlUtils.test.ts

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import { plainTextToHtml } from './htmlUtils';
describe('htmlUtils', () => {
test('should convert a plain text string to its HTML equivalent', () => {
const testCases = [
[
'',
'',
],
[
'line 1\nline 2',
'<p>line 1<br/>line 2</p>',
],
[
'one\n\ntwo\nthree\n\nfour',
'<p>one</p><p>two<br/>three</p><p>four</p>',
],
[
'\n\n',
'<br/><br/>',
],
[
'\n\none',
'<br/><p>one</p>',
],
[
'\none\ntwo\n',
'<p>one<br/>two</p>',
],
[
'one\n\n\ntwo',
'<p>one</p><br/><p>two</p>',
],
[
'one\n\n\n\ntwo',
'<p>one</p><br/><br/><p>two</p>',
],
[
'<img onerror="http://downloadmalware.com"/>',
'&lt;img onerror=&quot;http://downloadmalware.com&quot;/&gt;',
],
[
'Some text indented by a tab:\n\tIndented',
'<p>Some text indented by a tab:<br/>&nbsp;&nbsp;&nbsp;&nbsp;Indented</p>',
],
[
'Some text indented by two spaces:\n Indented',
'<p>Some text indented by two spaces:<br/>&nbsp;&nbsp;Indented</p>',
],
[
'Some text with white space between the content\nNewLine',
'<p>Some text with white space between the content<br/>NewLine</p>',
],
[
'Some text with \t tab\nNewLine',
'<p>Some text with \t tab<br/>NewLine</p>',
],
[
'Tab at the end of the line is ignored\t\nNewLine',
'<p>Tab at the end of the line is ignored<br/>NewLine</p>',
],
[
'White space at the end of the line is ignored \nNewLine',
'<p>White space at the end of the line is ignored<br/>NewLine</p>',
],
];
for (const t of testCases) {
const [input, expected] = t;
const actual = plainTextToHtml(input);
expect(actual).toBe(expected);
}
});
});