[py3] Used BytesIO to test request streams
This commit is contained in:
Claude Paroz
parent
87e0a75c03
commit
97fe70d30b
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@ -3,6 +3,7 @@ from __future__ import unicode_literals
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import time
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import warnings
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from datetime import datetime, timedelta
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from io import BytesIO
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from django.conf import settings
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from django.core.handlers.wsgi import WSGIRequest, LimitedStream
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@ -10,17 +11,16 @@ from django.http import HttpRequest, HttpResponse, parse_cookie, build_request_r
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from django.test.utils import str_prefix
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from django.utils import unittest
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from django.utils.http import cookie_date
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from django.utils.six import StringIO
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from django.utils.timezone import utc
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class RequestsTests(unittest.TestCase):
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def test_httprequest(self):
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request = HttpRequest()
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self.assertEqual(request.GET.keys(), [])
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self.assertEqual(request.POST.keys(), [])
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self.assertEqual(request.COOKIES.keys(), [])
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self.assertEqual(request.META.keys(), [])
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self.assertEqual(list(request.GET.keys()), [])
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self.assertEqual(list(request.POST.keys()), [])
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self.assertEqual(list(request.COOKIES.keys()), [])
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self.assertEqual(list(request.META.keys()), [])
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def test_httprequest_repr(self):
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request = HttpRequest()
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@ -35,17 +35,17 @@ class RequestsTests(unittest.TestCase):
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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'}>"))
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def test_wsgirequest(self):
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request = WSGIRequest({'PATH_INFO': 'bogus', 'REQUEST_METHOD': 'bogus', 'wsgi.input': StringIO('')})
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self.assertEqual(request.GET.keys(), [])
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self.assertEqual(request.POST.keys(), [])
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self.assertEqual(request.COOKIES.keys(), [])
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request = WSGIRequest({'PATH_INFO': 'bogus', 'REQUEST_METHOD': 'bogus', 'wsgi.input': BytesIO(b'')})
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self.assertEqual(list(request.GET.keys()), [])
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self.assertEqual(list(request.POST.keys()), [])
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self.assertEqual(list(request.COOKIES.keys()), [])
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self.assertEqual(set(request.META.keys()), set(['PATH_INFO', 'REQUEST_METHOD', 'SCRIPT_NAME', 'wsgi.input']))
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self.assertEqual(request.META['PATH_INFO'], 'bogus')
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self.assertEqual(request.META['REQUEST_METHOD'], 'bogus')
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self.assertEqual(request.META['SCRIPT_NAME'], '')
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def test_wsgirequest_repr(self):
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request = WSGIRequest({'PATH_INFO': '/somepath/', 'REQUEST_METHOD': 'get', 'wsgi.input': StringIO('')})
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request = WSGIRequest({'PATH_INFO': '/somepath/', 'REQUEST_METHOD': 'get', 'wsgi.input': BytesIO(b'')})
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request.GET = {'get-key': 'get-value'}
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request.POST = {'post-key': 'post-value'}
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request.COOKIES = {'post-key': 'post-value'}
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@ -207,26 +207,26 @@ class RequestsTests(unittest.TestCase):
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def test_limited_stream(self):
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# Read all of a limited stream
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stream = LimitedStream(StringIO(b'test'), 2)
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stream = LimitedStream(BytesIO(b'test'), 2)
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self.assertEqual(stream.read(), b'te')
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# Reading again returns nothing.
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self.assertEqual(stream.read(), b'')
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# Read a number of characters greater than the stream has to offer
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stream = LimitedStream(StringIO(b'test'), 2)
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stream = LimitedStream(BytesIO(b'test'), 2)
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self.assertEqual(stream.read(5), b'te')
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# Reading again returns nothing.
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self.assertEqual(stream.readline(5), b'')
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# Read sequentially from a stream
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stream = LimitedStream(StringIO(b'12345678'), 8)
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stream = LimitedStream(BytesIO(b'12345678'), 8)
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self.assertEqual(stream.read(5), b'12345')
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self.assertEqual(stream.read(5), b'678')
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# Reading again returns nothing.
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self.assertEqual(stream.readline(5), b'')
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# Read lines from a stream
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stream = LimitedStream(StringIO(b'1234\n5678\nabcd\nefgh\nijkl'), 24)
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stream = LimitedStream(BytesIO(b'1234\n5678\nabcd\nefgh\nijkl'), 24)
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# Read a full line, unconditionally
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self.assertEqual(stream.readline(), b'1234\n')
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# Read a number of characters less than a line
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@ -246,7 +246,7 @@ class RequestsTests(unittest.TestCase):
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# If a stream contains a newline, but the provided length
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# is less than the number of provided characters, the newline
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# doesn't reset the available character count
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stream = LimitedStream(StringIO(b'1234\nabcdef'), 9)
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stream = LimitedStream(BytesIO(b'1234\nabcdef'), 9)
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self.assertEqual(stream.readline(10), b'1234\n')
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self.assertEqual(stream.readline(3), b'abc')
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# Now expire the available characters
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@ -255,7 +255,7 @@ class RequestsTests(unittest.TestCase):
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self.assertEqual(stream.readline(2), b'')
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# Same test, but with read, not readline.
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stream = LimitedStream(StringIO(b'1234\nabcdef'), 9)
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stream = LimitedStream(BytesIO(b'1234\nabcdef'), 9)
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self.assertEqual(stream.read(6), b'1234\na')
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self.assertEqual(stream.read(2), b'bc')
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self.assertEqual(stream.read(2), b'd')
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@ -266,7 +266,7 @@ class RequestsTests(unittest.TestCase):
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payload = b'name=value'
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request = WSGIRequest({'REQUEST_METHOD': 'POST',
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'CONTENT_LENGTH': len(payload),
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'wsgi.input': StringIO(payload)})
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'wsgi.input': BytesIO(payload)})
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self.assertEqual(request.read(), b'name=value')
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def test_read_after_value(self):
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@ -277,7 +277,7 @@ class RequestsTests(unittest.TestCase):
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payload = b'name=value'
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request = WSGIRequest({'REQUEST_METHOD': 'POST',
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'CONTENT_LENGTH': len(payload),
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'wsgi.input': StringIO(payload)})
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'wsgi.input': BytesIO(payload)})
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self.assertEqual(request.POST, {'name': ['value']})
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self.assertEqual(request.body, b'name=value')
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self.assertEqual(request.read(), b'name=value')
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@ -290,7 +290,7 @@ class RequestsTests(unittest.TestCase):
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payload = b'name=value'
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request = WSGIRequest({'REQUEST_METHOD': 'POST',
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'CONTENT_LENGTH': len(payload),
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'wsgi.input': StringIO(payload)})
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'wsgi.input': BytesIO(payload)})
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self.assertEqual(request.read(2), b'na')
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self.assertRaises(Exception, lambda: request.body)
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self.assertEqual(request.POST, {})
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@ -312,7 +312,7 @@ class RequestsTests(unittest.TestCase):
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request = WSGIRequest({'REQUEST_METHOD': 'POST',
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'CONTENT_TYPE': 'multipart/form-data; boundary=boundary',
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'CONTENT_LENGTH': len(payload),
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'wsgi.input': StringIO(payload)})
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'wsgi.input': BytesIO(payload)})
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self.assertEqual(request.POST, {'name': ['value']})
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self.assertRaises(Exception, lambda: request.body)
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@ -334,14 +334,14 @@ class RequestsTests(unittest.TestCase):
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request = WSGIRequest({'REQUEST_METHOD': 'POST',
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'CONTENT_TYPE': 'multipart/form-data; boundary=boundary',
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'CONTENT_LENGTH': 0,
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'wsgi.input': StringIO(payload)})
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'wsgi.input': BytesIO(payload)})
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self.assertEqual(request.POST, {})
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def test_read_by_lines(self):
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payload = b'name=value'
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request = WSGIRequest({'REQUEST_METHOD': 'POST',
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'CONTENT_LENGTH': len(payload),
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'wsgi.input': StringIO(payload)})
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'wsgi.input': BytesIO(payload)})
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self.assertEqual(list(request), [b'name=value'])
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def test_POST_after_body_read(self):
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@ -351,7 +351,7 @@ class RequestsTests(unittest.TestCase):
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payload = b'name=value'
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request = WSGIRequest({'REQUEST_METHOD': 'POST',
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'CONTENT_LENGTH': len(payload),
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'wsgi.input': StringIO(payload)})
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'wsgi.input': BytesIO(payload)})
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raw_data = request.body
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self.assertEqual(request.POST, {'name': ['value']})
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@ -363,7 +363,7 @@ class RequestsTests(unittest.TestCase):
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payload = b'name=value'
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request = WSGIRequest({'REQUEST_METHOD': 'POST',
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'CONTENT_LENGTH': len(payload),
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'wsgi.input': StringIO(payload)})
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'wsgi.input': BytesIO(payload)})
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raw_data = request.body
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self.assertEqual(request.read(1), b'n')
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self.assertEqual(request.POST, {'name': ['value']})
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@ -383,7 +383,7 @@ class RequestsTests(unittest.TestCase):
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request = WSGIRequest({'REQUEST_METHOD': 'POST',
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'CONTENT_TYPE': 'multipart/form-data; boundary=boundary',
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'CONTENT_LENGTH': len(payload),
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'wsgi.input': StringIO(payload)})
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'wsgi.input': BytesIO(payload)})
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raw_data = request.body
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# Consume enough data to mess up the parsing:
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self.assertEqual(request.read(13), b'--boundary\r\nC')
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@ -397,7 +397,7 @@ class RequestsTests(unittest.TestCase):
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request = WSGIRequest({
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'REQUEST_METHOD': 'POST',
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'CONTENT_LENGTH': len(payload),
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'wsgi.input': StringIO(payload)
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'wsgi.input': BytesIO(payload)
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})
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with warnings.catch_warnings(record=True):
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@ -408,14 +408,14 @@ class RequestsTests(unittest.TestCase):
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If wsgi.input.read() raises an exception while trying to read() the
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POST, the exception should be identifiable (not a generic IOError).
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"""
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class ExplodingStringIO(StringIO):
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class ExplodingBytesIO(BytesIO):
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def read(self, len=0):
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raise IOError("kaboom!")
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payload = b'name=value'
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request = WSGIRequest({'REQUEST_METHOD': 'POST',
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'CONTENT_LENGTH': len(payload),
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'wsgi.input': ExplodingStringIO(payload)})
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'wsgi.input': ExplodingBytesIO(payload)})
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with warnings.catch_warnings(record=True) as w:
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warnings.simplefilter("always")
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