Telethon/tests/telethon/extensions/test_html.py

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"""
Tests for `telethon.extensions.html`.
"""
from telethon.extensions import html
from telethon.tl.types import MessageEntityBold, MessageEntityTextUrl
def test_entity_edges():
"""
Test that entities at the edges (start and end) don't crash.
"""
text = 'Hello, world'
entities = [MessageEntityBold(0, 5), MessageEntityBold(7, 5)]
result = html.unparse(text, entities)
assert result == '<strong>Hello</strong>, <strong>world</strong>'
def test_malformed_entities():
"""
Test that malformed entity offsets from bad clients
don't crash and produce the expected results.
"""
text = '🏆Telegram Official Android Challenge is over🏆.'
entities = [MessageEntityTextUrl(offset=2, length=43, url='https://example.com')]
result = html.unparse(text, entities)
assert result == '🏆<a href="https://example.com">Telegram Official Android Challenge is over🏆</a>.'
def test_trailing_malformed_entities():
"""
Similar to `test_malformed_entities`, but for the edge
case where the malformed entity offset is right at the end
(note the lack of a trailing dot in the text string).
"""
text = '🏆Telegram Official Android Challenge is over🏆'
entities = [MessageEntityTextUrl(offset=2, length=43, url='https://example.com')]
result = html.unparse(text, entities)
assert result == '🏆<a href="https://example.com">Telegram Official Android Challenge is over🏆</a>'