podman-compose/tests/unit/test_compose_run_log_format.py
Povilas Kanapickas dedb081550 tests/unit: Add type annotations
Signed-off-by: Povilas Kanapickas <povilas@radix.lt>
2025-05-24 17:11:36 +03:00

70 lines
2.6 KiB
Python

# SPDX-License-Identifier: GPL-2.0
# pylint: disable=protected-access
import io
import unittest
from typing import Union
from podman_compose import Podman
class DummyReader:
def __init__(self, data: Union[list[bytes], None] = None):
self.data = data or []
async def readuntil(self, _: str) -> bytes:
return self.data.pop(0)
def at_eof(self) -> bool:
return len(self.data) == 0
class TestComposeRunLogFormat(unittest.IsolatedAsyncioTestCase):
def setUp(self) -> None:
self.p = get_minimal_podman()
self.buffer = io.StringIO()
async def test_single_line_single_chunk(self) -> None:
reader = DummyReader([b'hello, world\n'])
await self.p._format_stream(reader, self.buffer, 'LL:') # type: ignore[arg-type]
self.assertEqual(self.buffer.getvalue(), 'LL: hello, world\n')
async def test_empty(self) -> None:
reader = DummyReader([])
await self.p._format_stream(reader, self.buffer, 'LL:') # type: ignore[arg-type]
self.assertEqual(self.buffer.getvalue(), '')
async def test_empty2(self) -> None:
reader = DummyReader([b''])
await self.p._format_stream(reader, self.buffer, 'LL:') # type: ignore[arg-type]
self.assertEqual(self.buffer.getvalue(), '')
async def test_empty_line(self) -> None:
reader = DummyReader([b'\n'])
await self.p._format_stream(reader, self.buffer, 'LL:') # type: ignore[arg-type]
self.assertEqual(self.buffer.getvalue(), 'LL: \n')
async def test_line_split(self) -> None:
reader = DummyReader([b'hello,', b' world\n'])
await self.p._format_stream(reader, self.buffer, 'LL:') # type: ignore[arg-type]
self.assertEqual(self.buffer.getvalue(), 'LL: hello, world\n')
async def test_two_lines_in_one_chunk(self) -> None:
reader = DummyReader([b'hello\nbye\n'])
await self.p._format_stream(reader, self.buffer, 'LL:') # type: ignore[arg-type]
self.assertEqual(self.buffer.getvalue(), 'LL: hello\nLL: bye\n')
async def test_double_blank(self) -> None:
reader = DummyReader([b'hello\n\n\nbye\n'])
await self.p._format_stream(reader, self.buffer, 'LL:') # type: ignore[arg-type]
self.assertEqual(self.buffer.getvalue(), 'LL: hello\nLL: \nLL: \nLL: bye\n')
async def test_no_new_line_at_end(self) -> None:
reader = DummyReader([b'hello\nbye'])
await self.p._format_stream(reader, self.buffer, 'LL:') # type: ignore[arg-type]
self.assertEqual(self.buffer.getvalue(), 'LL: hello\nLL: bye\n')
def get_minimal_podman() -> Podman:
return Podman(None) # type: ignore[arg-type]