mirror of
https://github.com/morpheus65535/bazarr.git
synced 2024-11-15 04:04:42 +08:00
135 lines
3.4 KiB
Python
135 lines
3.4 KiB
Python
import re
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from typing import Tuple
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import pytest
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from .._receivebuffer import ReceiveBuffer
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def test_receivebuffer() -> None:
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b = ReceiveBuffer()
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assert not b
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assert len(b) == 0
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assert bytes(b) == b""
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b += b"123"
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assert b
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assert len(b) == 3
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assert bytes(b) == b"123"
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assert bytes(b) == b"123"
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assert b.maybe_extract_at_most(2) == b"12"
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assert b
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assert len(b) == 1
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assert bytes(b) == b"3"
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assert bytes(b) == b"3"
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assert b.maybe_extract_at_most(10) == b"3"
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assert bytes(b) == b""
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assert b.maybe_extract_at_most(10) is None
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assert not b
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################################################################
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# maybe_extract_until_next
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################################################################
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b += b"123\n456\r\n789\r\n"
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assert b.maybe_extract_next_line() == b"123\n456\r\n"
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assert bytes(b) == b"789\r\n"
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assert b.maybe_extract_next_line() == b"789\r\n"
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assert bytes(b) == b""
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b += b"12\r"
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assert b.maybe_extract_next_line() is None
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assert bytes(b) == b"12\r"
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b += b"345\n\r"
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assert b.maybe_extract_next_line() is None
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assert bytes(b) == b"12\r345\n\r"
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# here we stopped at the middle of b"\r\n" delimiter
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b += b"\n6789aaa123\r\n"
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assert b.maybe_extract_next_line() == b"12\r345\n\r\n"
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assert b.maybe_extract_next_line() == b"6789aaa123\r\n"
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assert b.maybe_extract_next_line() is None
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assert bytes(b) == b""
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################################################################
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# maybe_extract_lines
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################################################################
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b += b"123\r\na: b\r\nfoo:bar\r\n\r\ntrailing"
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lines = b.maybe_extract_lines()
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assert lines == [b"123", b"a: b", b"foo:bar"]
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assert bytes(b) == b"trailing"
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assert b.maybe_extract_lines() is None
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b += b"\r\n\r"
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assert b.maybe_extract_lines() is None
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assert b.maybe_extract_at_most(100) == b"trailing\r\n\r"
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assert not b
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# Empty body case (as happens at the end of chunked encoding if there are
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# no trailing headers, e.g.)
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b += b"\r\ntrailing"
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assert b.maybe_extract_lines() == []
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assert bytes(b) == b"trailing"
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@pytest.mark.parametrize(
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"data",
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[
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pytest.param(
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(
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b"HTTP/1.1 200 OK\r\n",
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b"Content-type: text/plain\r\n",
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b"Connection: close\r\n",
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b"\r\n",
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b"Some body",
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),
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id="with_crlf_delimiter",
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),
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pytest.param(
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(
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b"HTTP/1.1 200 OK\n",
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b"Content-type: text/plain\n",
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b"Connection: close\n",
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b"\n",
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b"Some body",
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),
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id="with_lf_only_delimiter",
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),
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pytest.param(
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(
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b"HTTP/1.1 200 OK\n",
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b"Content-type: text/plain\r\n",
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b"Connection: close\n",
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b"\n",
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b"Some body",
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),
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id="with_mixed_crlf_and_lf",
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),
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],
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)
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def test_receivebuffer_for_invalid_delimiter(data: Tuple[bytes]) -> None:
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b = ReceiveBuffer()
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for line in data:
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b += line
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lines = b.maybe_extract_lines()
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assert lines == [
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b"HTTP/1.1 200 OK",
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b"Content-type: text/plain",
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b"Connection: close",
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]
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assert bytes(b) == b"Some body"
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