Files
lettabot/src/channels/telegram-format.test.ts
2026-03-09 21:48:11 -07:00

87 lines
3.2 KiB
TypeScript

import { describe, expect, it } from 'vitest';
import { markdownToTelegramV2 } from './telegram-format.js';
describe('markdownToTelegramV2', () => {
it('converts bold text', async () => {
const result = await markdownToTelegramV2('**hello**');
expect(result).toContain('*hello*');
});
it('converts inline code', async () => {
const result = await markdownToTelegramV2('use `npm install`');
expect(result).toContain('`npm install`');
});
it('escapes special characters outside formatting', async () => {
const result = await markdownToTelegramV2('Hello! How are you?');
expect(result).toContain('\\!');
});
it('handles code blocks', async () => {
const result = await markdownToTelegramV2('```js\nconsole.log("hi")\n```');
expect(result).toContain('```');
});
it('returns something for any input (never throws)', async () => {
// Even weird inputs should return without throwing
const weirdInputs = ['', '\\', '[](){}', '****', '```'];
for (const input of weirdInputs) {
const result = await markdownToTelegramV2(input);
expect(typeof result).toBe('string');
}
});
it('handles links', async () => {
const result = await markdownToTelegramV2('Check out [Google](https://google.com)');
expect(result).toContain('https://google.com');
});
it('preserves plain text', async () => {
const result = await markdownToTelegramV2('Just some plain text');
expect(result).toContain('Just some plain text');
});
it('preserves intentional markdown blockquotes', async () => {
const result = await markdownToTelegramV2('> got annexed by the relationship problem.');
expect(result).toContain('> got annexed by the relationship problem');
});
it('does not alter greater-than signs in the middle of a line', async () => {
const result = await markdownToTelegramV2('2 > 1');
expect(result).toContain('2 \\> 1');
});
it('preserves greater-than signs inside fenced code blocks', async () => {
const result = await markdownToTelegramV2('```\n> code\n```');
expect(result).toContain('```\n> code\n```');
});
it('preserves mixed multiline content with blockquotes and plain text', async () => {
const result = await markdownToTelegramV2('> quote\nnormal line\n2 > 1');
expect(result).toContain('> quote');
expect(result).toContain('normal line');
expect(result).toContain('2 \\> 1');
});
it('preserves indented blockquotes', async () => {
const result = await markdownToTelegramV2(' > indented quote');
expect(result).toContain('> indented quote');
expect(result).not.toContain('\\> indented quote');
});
it('preserves nested blockquotes', async () => {
const result = await markdownToTelegramV2('>> nested');
expect(result).toContain('> > nested');
});
it('preserves greater-than signs in fenced code blocks with language and multiple lines', async () => {
const result = await markdownToTelegramV2('```ts\n> one\n> two\nconst x = 1 > 0\n```');
expect(result).toContain('```\n> one\n> two\nconst x = 1 > 0\n```');
});
it('preserves greater-than signs in inline code spans', async () => {
const result = await markdownToTelegramV2('Use `a > b` inline');
expect(result).toContain('`a > b`');
});
});