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Drop private imports from test_decoders.py #2570

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merged 4 commits into from
Apr 19, 2023
Merged

Drop private imports from test_decoders.py #2570

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3d877c6
Drop private imports from test_decoders.py
florimondmanca Feb 4, 2023
e77989b
Merge branch 'master' into refactor/decoders-private-imports
tomchristie Feb 9, 2023
33c7d4d
Merge branch 'master' into refactor/decoders-private-imports
tomchristie Feb 9, 2023
c81079d
Merge branch 'master' into refactor/decoders-private-imports
tomchristie Apr 19, 2023
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13 changes: 11 additions & 2 deletions tests/models/test_responses.py
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Original file line number Diff line number Diff line change
Expand Up @@ -380,17 +380,18 @@ def test_iter_raw():

def test_iter_raw_with_chunksize():
response = httpx.Response(200, content=streaming_body())

parts = [part for part in response.iter_raw(chunk_size=5)]
assert parts == [b"Hello", b", wor", b"ld!"]

response = httpx.Response(200, content=streaming_body())
parts = [part for part in response.iter_raw(chunk_size=7)]
assert parts == [b"Hello, ", b"world!"]

response = httpx.Response(200, content=streaming_body())
parts = [part for part in response.iter_raw(chunk_size=13)]
assert parts == [b"Hello, world!"]

response = httpx.Response(200, content=streaming_body())

parts = [part for part in response.iter_raw(chunk_size=20)]
assert parts == [b"Hello, world!"]

Expand Down Expand Up @@ -596,6 +597,14 @@ def test_iter_text_with_chunk_size():
parts = [part for part in response.iter_text(chunk_size=5)]
assert parts == ["Hello", ", wor", "ld!"]

response = httpx.Response(200, content=b"Hello, world!!")
parts = [part for part in response.iter_text(chunk_size=7)]
assert parts == ["Hello, ", "world!!"]

response = httpx.Response(200, content=b"Hello, world!")
parts = [part for part in response.iter_text(chunk_size=7)]
assert parts == ["Hello, ", "world!"]

response = httpx.Response(200, content=b"Hello, world!")
parts = [part for part in response.iter_text(chunk_size=13)]
assert parts == ["Hello, world!"]
Expand Down
135 changes: 32 additions & 103 deletions tests/test_decoders.py
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Original file line number Diff line number Diff line change
@@ -1,12 +1,11 @@
import typing
import zlib

import brotli
import chardet
import pytest

import httpx
from httpx._compat import brotli
from httpx._decoders import ByteChunker, LineDecoder, TextChunker, TextDecoder


def test_deflate():
Expand Down Expand Up @@ -214,125 +213,55 @@ async def iterator() -> typing.AsyncIterator[bytes]:


def test_text_decoder_empty_cases():
decoder = TextDecoder()
assert decoder.flush() == ""
response = httpx.Response(200, content=b"")
assert response.text == ""

decoder = TextDecoder()
assert decoder.decode(b"") == ""
assert decoder.flush() == ""
response = httpx.Response(200, content=[b""])
response.read()
assert response.text == ""


def test_line_decoder_nl():
decoder = LineDecoder()
assert decoder.decode("") == []
assert decoder.decode("a\n\nb\nc") == ["a\n", "\n", "b\n"]
assert decoder.flush() == ["c"]
response = httpx.Response(200, content=[b""])
assert list(response.iter_lines()) == []

decoder = LineDecoder()
assert decoder.decode("") == []
assert decoder.decode("a\n\nb\nc\n") == ["a\n", "\n", "b\n", "c\n"]
assert decoder.flush() == []
response = httpx.Response(200, content=[b"", b"a\n\nb\nc"])
assert list(response.iter_lines()) == ["a\n", "\n", "b\n", "c"]

# Issue #1033
decoder = LineDecoder()
assert decoder.decode("") == []
assert decoder.decode("12345\n") == ["12345\n"]
assert decoder.decode("foo ") == []
assert decoder.decode("bar ") == []
assert decoder.decode("baz\n") == ["foo bar baz\n"]
assert decoder.flush() == []
response = httpx.Response(
200, content=[b"", b"12345\n", b"foo ", b"bar ", b"baz\n"]
)
assert list(response.iter_lines()) == ["12345\n", "foo bar baz\n"]


def test_line_decoder_cr():
decoder = LineDecoder()
assert decoder.decode("") == []
assert decoder.decode("a\r\rb\rc") == ["a\n", "\n", "b\n"]
assert decoder.flush() == ["c"]
response = httpx.Response(200, content=[b"", b"a\r\rb\rc"])
assert list(response.iter_lines()) == ["a\n", "\n", "b\n", "c"]

decoder = LineDecoder()
assert decoder.decode("") == []
assert decoder.decode("a\r\rb\rc\r") == ["a\n", "\n", "b\n"]
assert decoder.flush() == ["c\n"]
response = httpx.Response(200, content=[b"", b"a\r\rb\rc\r"])
assert list(response.iter_lines()) == ["a\n", "\n", "b\n", "c\n"]

# Issue #1033
decoder = LineDecoder()
assert decoder.decode("") == []
assert decoder.decode("12345\r") == []
assert decoder.decode("foo ") == ["12345\n"]
assert decoder.decode("bar ") == []
assert decoder.decode("baz\r") == []
assert decoder.flush() == ["foo bar baz\n"]
response = httpx.Response(
200, content=[b"", b"12345\r", b"foo ", b"bar ", b"baz\r"]
)
assert list(response.iter_lines()) == ["12345\n", "foo bar baz\n"]


def test_line_decoder_crnl():
decoder = LineDecoder()
assert decoder.decode("") == []
assert decoder.decode("a\r\n\r\nb\r\nc") == ["a\n", "\n", "b\n"]
assert decoder.flush() == ["c"]

decoder = LineDecoder()
assert decoder.decode("") == []
assert decoder.decode("a\r\n\r\nb\r\nc\r\n") == ["a\n", "\n", "b\n", "c\n"]
assert decoder.flush() == []

decoder = LineDecoder()
assert decoder.decode("") == []
assert decoder.decode("a\r") == []
assert decoder.decode("\n\r\nb\r\nc") == ["a\n", "\n", "b\n"]
assert decoder.flush() == ["c"]
response = httpx.Response(200, content=[b"", b"a\r\n\r\nb\r\nc"])
assert list(response.iter_lines()) == ["a\n", "\n", "b\n", "c"]

response = httpx.Response(200, content=[b"", b"a\r\n\r\nb\r\nc\r\n"])
assert list(response.iter_lines()) == ["a\n", "\n", "b\n", "c\n"]

response = httpx.Response(200, content=[b"", b"a\r", b"\n\r\nb\r\nc"])
assert list(response.iter_lines()) == ["a\n", "\n", "b\n", "c"]

# Issue #1033
decoder = LineDecoder()
assert decoder.decode("") == []
assert decoder.decode("12345\r\n") == ["12345\n"]
assert decoder.decode("foo ") == []
assert decoder.decode("bar ") == []
assert decoder.decode("baz\r\n") == ["foo bar baz\n"]
assert decoder.flush() == []


def test_byte_chunker():
decoder = ByteChunker()
assert decoder.decode(b"1234567") == [b"1234567"]
assert decoder.decode(b"89") == [b"89"]
assert decoder.flush() == []

decoder = ByteChunker(chunk_size=3)
assert decoder.decode(b"1234567") == [b"123", b"456"]
assert decoder.decode(b"89") == [b"789"]
assert decoder.flush() == []

decoder = ByteChunker(chunk_size=3)
assert decoder.decode(b"123456") == [b"123", b"456"]
assert decoder.decode(b"789") == [b"789"]
assert decoder.flush() == []

decoder = ByteChunker(chunk_size=3)
assert decoder.decode(b"123456") == [b"123", b"456"]
assert decoder.decode(b"78") == []
assert decoder.flush() == [b"78"]


def test_text_chunker():
decoder = TextChunker()
assert decoder.decode("1234567") == ["1234567"]
assert decoder.decode("89") == ["89"]
assert decoder.flush() == []

decoder = TextChunker(chunk_size=3)
assert decoder.decode("1234567") == ["123", "456"]
assert decoder.decode("89") == ["789"]
assert decoder.flush() == []

decoder = TextChunker(chunk_size=3)
assert decoder.decode("123456") == ["123", "456"]
assert decoder.decode("789") == ["789"]
assert decoder.flush() == []

decoder = TextChunker(chunk_size=3)
assert decoder.decode("123456") == ["123", "456"]
assert decoder.decode("78") == []
assert decoder.flush() == ["78"]
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Most of these cases we actually already well covered in test_responses.py, so I figured I'd expand those a bit to match coverage, and drop these.

response = httpx.Response(200, content=[b"", b"12345\r\n", b"foo bar baz\r\n"])
assert list(response.iter_lines()) == ["12345\n", "foo bar baz\n"]


def test_invalid_content_encoding_header():
Expand Down