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from unittest import mock
import pytest
from aiohttp import errors, parsers
@pytest.fixture
def stream():
return mock.Mock()
@pytest.fixture
def buf():
return parsers.ParserBuffer()
def test_feed_data(buf):
buf.feed_data(b'')
assert len(buf) == 0
buf.feed_data(b'data')
assert len(buf) == 4
assert bytes(buf), b'data'
def test_feed_data_after_exception(buf):
buf.feed_data(b'data')
exc = ValueError()
buf.set_exception(exc)
buf.feed_data(b'more')
assert len(buf) == 4
assert bytes(buf) == b'data'
def test_read_exc(buf):
p = buf.read(3)
next(p)
p.send(b'1')
exc = ValueError()
buf.set_exception(exc)
assert buf.exception() is exc
with pytest.raises(ValueError):
p.send(b'1')
def test_read_exc_multiple(buf):
p = buf.read(3)
next(p)
p.send(b'1')
exc = ValueError()
buf.set_exception(exc)
assert buf.exception() is exc
p = buf.read(3)
with pytest.raises(ValueError):
next(p)
def test_read(buf):
p = buf.read(3)
next(p)
p.send(b'1')
try:
p.send(b'234')
except StopIteration as exc:
res = exc.value
assert res == b'123'
assert b'4' == bytes(buf)
def test_readsome(buf):
p = buf.readsome(3)
next(p)
try:
p.send(b'1')
except StopIteration as exc:
res = exc.value
assert res == b'1'
p = buf.readsome(2)
next(p)
try:
p.send(b'234')
except StopIteration as exc:
res = exc.value
assert res == b'23'
assert b'4' == bytes(buf)
def test_readsome_exc(buf):
buf.set_exception(ValueError())
p = buf.readsome(3)
with pytest.raises(ValueError):
next(p)
def test_wait(buf):
p = buf.wait(3)
next(p)
p.send(b'1')
try:
p.send(b'234')
except StopIteration as exc:
res = exc.value
assert res == b'123'
assert b'1234' == bytes(buf)
def test_wait_exc(buf):
buf.set_exception(ValueError())
p = buf.wait(3)
with pytest.raises(ValueError):
next(p)
def test_skip(buf):
p = buf.skip(3)
next(p)
p.send(b'1')
try:
p.send(b'234')
except StopIteration as exc:
res = exc.value
assert res is None
assert b'4' == bytes(buf)
def test_skip_exc(buf):
buf.set_exception(ValueError())
p = buf.skip(3)
with pytest.raises(ValueError):
next(p)
def test_readuntil_limit(buf):
p = buf.readuntil(b'\n', 4)
next(p)
p.send(b'1')
p.send(b'234')
with pytest.raises(errors.LineLimitExceededParserError):
p.send(b'5')
def test_readuntil_limit2(buf):
p = buf.readuntil(b'\n', 4)
next(p)
with pytest.raises(errors.LineLimitExceededParserError):
p.send(b'12345\n6')
def test_readuntil_limit3(buf):
p = buf.readuntil(b'\n', 4)
next(p)
with pytest.raises(errors.LineLimitExceededParserError):
p.send(b'12345\n6')
def test_readuntil(buf):
p = buf.readuntil(b'\n', 4)
next(p)
p.send(b'123')
try:
p.send(b'\n456')
except StopIteration as exc:
res = exc.value
assert res == b'123\n'
assert b'456' == bytes(buf)
def test_readuntil_exc(buf):
buf.set_exception(ValueError())
p = buf.readuntil(b'\n', 4)
with pytest.raises(ValueError):
next(p)
def test_waituntil_limit(buf):
p = buf.waituntil(b'\n', 4)
next(p)
p.send(b'1')
p.send(b'234')
with pytest.raises(errors.LineLimitExceededParserError):
p.send(b'5')
def test_waituntil_limit2(buf):
p = buf.waituntil(b'\n', 4)
next(p)
with pytest.raises(errors.LineLimitExceededParserError):
p.send(b'12345\n6')
def test_waituntil_limit3(buf):
p = buf.waituntil(b'\n', 4)
next(p)
with pytest.raises(errors.LineLimitExceededParserError):
p.send(b'12345\n6')
def test_waituntil(buf):
p = buf.waituntil(b'\n', 4)
next(p)
p.send(b'123')
try:
p.send(b'\n456')
except StopIteration as exc:
res = exc.value
assert res == b'123\n'
assert b'123\n456' == bytes(buf)
def test_waituntil_exc(buf):
buf.set_exception(ValueError())
p = buf.waituntil(b'\n', 4)
with pytest.raises(ValueError):
next(p)
def test_skipuntil(buf):
p = buf.skipuntil(b'\n')
next(p)
p.send(b'123')
try:
p.send(b'\n456\n')
except StopIteration:
pass
assert b'456\n' == bytes(buf)
p = buf.skipuntil(b'\n')
try:
next(p)
except StopIteration:
pass
assert b'' == bytes(buf)
def test_skipuntil_exc(buf):
buf.set_exception(ValueError())
p = buf.skipuntil(b'\n')
with pytest.raises(ValueError):
next(p)
|
