[py3] Used BytesIO to test request streams

This commit is contained in:
Claude Paroz 2012-08-11 11:11:20 +02:00
parent 87e0a75c03
commit 97fe70d30b
1 changed files with 28 additions and 28 deletions

View File

@ -3,6 +3,7 @@ from __future__ import unicode_literals
import time
import warnings
from datetime import datetime, timedelta
from io import BytesIO
from django.conf import settings
from django.core.handlers.wsgi import WSGIRequest, LimitedStream
@ -10,17 +11,16 @@ from django.http import HttpRequest, HttpResponse, parse_cookie, build_request_r
from django.test.utils import str_prefix
from django.utils import unittest
from django.utils.http import cookie_date
from django.utils.six import StringIO
from django.utils.timezone import utc
class RequestsTests(unittest.TestCase):
def test_httprequest(self):
request = HttpRequest()
self.assertEqual(request.GET.keys(), [])
self.assertEqual(request.POST.keys(), [])
self.assertEqual(request.COOKIES.keys(), [])
self.assertEqual(request.META.keys(), [])
self.assertEqual(list(request.GET.keys()), [])
self.assertEqual(list(request.POST.keys()), [])
self.assertEqual(list(request.COOKIES.keys()), [])
self.assertEqual(list(request.META.keys()), [])
def test_httprequest_repr(self):
request = HttpRequest()
@ -35,17 +35,17 @@ class RequestsTests(unittest.TestCase):
str_prefix("<HttpRequest\npath:/otherpath/,\nGET:{%(_)s'a': %(_)s'b'},\nPOST:{%(_)s'c': %(_)s'd'},\nCOOKIES:{%(_)s'e': %(_)s'f'},\nMETA:{%(_)s'g': %(_)s'h'}>"))
def test_wsgirequest(self):
request = WSGIRequest({'PATH_INFO': 'bogus', 'REQUEST_METHOD': 'bogus', 'wsgi.input': StringIO('')})
self.assertEqual(request.GET.keys(), [])
self.assertEqual(request.POST.keys(), [])
self.assertEqual(request.COOKIES.keys(), [])
request = WSGIRequest({'PATH_INFO': 'bogus', 'REQUEST_METHOD': 'bogus', 'wsgi.input': BytesIO(b'')})
self.assertEqual(list(request.GET.keys()), [])
self.assertEqual(list(request.POST.keys()), [])
self.assertEqual(list(request.COOKIES.keys()), [])
self.assertEqual(set(request.META.keys()), set(['PATH_INFO', 'REQUEST_METHOD', 'SCRIPT_NAME', 'wsgi.input']))
self.assertEqual(request.META['PATH_INFO'], 'bogus')
self.assertEqual(request.META['REQUEST_METHOD'], 'bogus')
self.assertEqual(request.META['SCRIPT_NAME'], '')
def test_wsgirequest_repr(self):
request = WSGIRequest({'PATH_INFO': '/somepath/', 'REQUEST_METHOD': 'get', 'wsgi.input': StringIO('')})
request = WSGIRequest({'PATH_INFO': '/somepath/', 'REQUEST_METHOD': 'get', 'wsgi.input': BytesIO(b'')})
request.GET = {'get-key': 'get-value'}
request.POST = {'post-key': 'post-value'}
request.COOKIES = {'post-key': 'post-value'}
@ -207,26 +207,26 @@ class RequestsTests(unittest.TestCase):
def test_limited_stream(self):
# Read all of a limited stream
stream = LimitedStream(StringIO(b'test'), 2)
stream = LimitedStream(BytesIO(b'test'), 2)
self.assertEqual(stream.read(), b'te')
# Reading again returns nothing.
self.assertEqual(stream.read(), b'')
# Read a number of characters greater than the stream has to offer
stream = LimitedStream(StringIO(b'test'), 2)
stream = LimitedStream(BytesIO(b'test'), 2)
self.assertEqual(stream.read(5), b'te')
# Reading again returns nothing.
self.assertEqual(stream.readline(5), b'')
# Read sequentially from a stream
stream = LimitedStream(StringIO(b'12345678'), 8)
stream = LimitedStream(BytesIO(b'12345678'), 8)
self.assertEqual(stream.read(5), b'12345')
self.assertEqual(stream.read(5), b'678')
# Reading again returns nothing.
self.assertEqual(stream.readline(5), b'')
# Read lines from a stream
stream = LimitedStream(StringIO(b'1234\n5678\nabcd\nefgh\nijkl'), 24)
stream = LimitedStream(BytesIO(b'1234\n5678\nabcd\nefgh\nijkl'), 24)
# Read a full line, unconditionally
self.assertEqual(stream.readline(), b'1234\n')
# Read a number of characters less than a line
@ -246,7 +246,7 @@ class RequestsTests(unittest.TestCase):
# If a stream contains a newline, but the provided length
# is less than the number of provided characters, the newline
# doesn't reset the available character count
stream = LimitedStream(StringIO(b'1234\nabcdef'), 9)
stream = LimitedStream(BytesIO(b'1234\nabcdef'), 9)
self.assertEqual(stream.readline(10), b'1234\n')
self.assertEqual(stream.readline(3), b'abc')
# Now expire the available characters
@ -255,7 +255,7 @@ class RequestsTests(unittest.TestCase):
self.assertEqual(stream.readline(2), b'')
# Same test, but with read, not readline.
stream = LimitedStream(StringIO(b'1234\nabcdef'), 9)
stream = LimitedStream(BytesIO(b'1234\nabcdef'), 9)
self.assertEqual(stream.read(6), b'1234\na')
self.assertEqual(stream.read(2), b'bc')
self.assertEqual(stream.read(2), b'd')
@ -266,7 +266,7 @@ class RequestsTests(unittest.TestCase):
payload = b'name=value'
request = WSGIRequest({'REQUEST_METHOD': 'POST',
'CONTENT_LENGTH': len(payload),
'wsgi.input': StringIO(payload)})
'wsgi.input': BytesIO(payload)})
self.assertEqual(request.read(), b'name=value')
def test_read_after_value(self):
@ -277,7 +277,7 @@ class RequestsTests(unittest.TestCase):
payload = b'name=value'
request = WSGIRequest({'REQUEST_METHOD': 'POST',
'CONTENT_LENGTH': len(payload),
'wsgi.input': StringIO(payload)})
'wsgi.input': BytesIO(payload)})
self.assertEqual(request.POST, {'name': ['value']})
self.assertEqual(request.body, b'name=value')
self.assertEqual(request.read(), b'name=value')
@ -290,7 +290,7 @@ class RequestsTests(unittest.TestCase):
payload = b'name=value'
request = WSGIRequest({'REQUEST_METHOD': 'POST',
'CONTENT_LENGTH': len(payload),
'wsgi.input': StringIO(payload)})
'wsgi.input': BytesIO(payload)})
self.assertEqual(request.read(2), b'na')
self.assertRaises(Exception, lambda: request.body)
self.assertEqual(request.POST, {})
@ -312,7 +312,7 @@ class RequestsTests(unittest.TestCase):
request = WSGIRequest({'REQUEST_METHOD': 'POST',
'CONTENT_TYPE': 'multipart/form-data; boundary=boundary',
'CONTENT_LENGTH': len(payload),
'wsgi.input': StringIO(payload)})
'wsgi.input': BytesIO(payload)})
self.assertEqual(request.POST, {'name': ['value']})
self.assertRaises(Exception, lambda: request.body)
@ -334,14 +334,14 @@ class RequestsTests(unittest.TestCase):
request = WSGIRequest({'REQUEST_METHOD': 'POST',
'CONTENT_TYPE': 'multipart/form-data; boundary=boundary',
'CONTENT_LENGTH': 0,
'wsgi.input': StringIO(payload)})
'wsgi.input': BytesIO(payload)})
self.assertEqual(request.POST, {})
def test_read_by_lines(self):
payload = b'name=value'
request = WSGIRequest({'REQUEST_METHOD': 'POST',
'CONTENT_LENGTH': len(payload),
'wsgi.input': StringIO(payload)})
'wsgi.input': BytesIO(payload)})
self.assertEqual(list(request), [b'name=value'])
def test_POST_after_body_read(self):
@ -351,7 +351,7 @@ class RequestsTests(unittest.TestCase):
payload = b'name=value'
request = WSGIRequest({'REQUEST_METHOD': 'POST',
'CONTENT_LENGTH': len(payload),
'wsgi.input': StringIO(payload)})
'wsgi.input': BytesIO(payload)})
raw_data = request.body
self.assertEqual(request.POST, {'name': ['value']})
@ -363,7 +363,7 @@ class RequestsTests(unittest.TestCase):
payload = b'name=value'
request = WSGIRequest({'REQUEST_METHOD': 'POST',
'CONTENT_LENGTH': len(payload),
'wsgi.input': StringIO(payload)})
'wsgi.input': BytesIO(payload)})
raw_data = request.body
self.assertEqual(request.read(1), b'n')
self.assertEqual(request.POST, {'name': ['value']})
@ -383,7 +383,7 @@ class RequestsTests(unittest.TestCase):
request = WSGIRequest({'REQUEST_METHOD': 'POST',
'CONTENT_TYPE': 'multipart/form-data; boundary=boundary',
'CONTENT_LENGTH': len(payload),
'wsgi.input': StringIO(payload)})
'wsgi.input': BytesIO(payload)})
raw_data = request.body
# Consume enough data to mess up the parsing:
self.assertEqual(request.read(13), b'--boundary\r\nC')
@ -397,7 +397,7 @@ class RequestsTests(unittest.TestCase):
request = WSGIRequest({
'REQUEST_METHOD': 'POST',
'CONTENT_LENGTH': len(payload),
'wsgi.input': StringIO(payload)
'wsgi.input': BytesIO(payload)
})
with warnings.catch_warnings(record=True):
@ -408,14 +408,14 @@ class RequestsTests(unittest.TestCase):
If wsgi.input.read() raises an exception while trying to read() the
POST, the exception should be identifiable (not a generic IOError).
"""
class ExplodingStringIO(StringIO):
class ExplodingBytesIO(BytesIO):
def read(self, len=0):
raise IOError("kaboom!")
payload = b'name=value'
request = WSGIRequest({'REQUEST_METHOD': 'POST',
'CONTENT_LENGTH': len(payload),
'wsgi.input': ExplodingStringIO(payload)})
'wsgi.input': ExplodingBytesIO(payload)})
with warnings.catch_warnings(record=True) as w:
warnings.simplefilter("always")