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199 lines
7.4 KiB
Python
199 lines
7.4 KiB
Python
from __future__ import unicode_literals
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from django.test import SimpleTestCase
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from django.utils import six
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from asgiref.inmemory import ChannelLayer
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from channels.handler import AsgiRequest
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from channels.message import Message
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class RequestTests(SimpleTestCase):
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"""
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Tests that ASGI request handling correctly decodes HTTP requests.
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"""
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def setUp(self):
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"""
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Make an in memory channel layer for testing
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"""
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self.channel_layer = ChannelLayer()
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self.make_message = lambda m, c: Message(m, c, self.channel_layer)
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def test_basic(self):
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"""
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Tests that the handler can decode the most basic request message,
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with all optional fields omitted.
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"""
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message = self.make_message({
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"reply_channel": "test-reply",
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"http_version": "1.1",
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"method": "GET",
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"path": b"/test/",
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}, "test")
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request = AsgiRequest(message)
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self.assertEqual(request.path, "/test/")
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self.assertEqual(request.method, "GET")
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self.assertFalse(request.body)
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self.assertNotIn("HTTP_HOST", request.META)
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self.assertNotIn("REMOTE_ADDR", request.META)
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self.assertNotIn("REMOTE_HOST", request.META)
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self.assertNotIn("REMOTE_PORT", request.META)
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self.assertNotIn("SERVER_NAME", request.META)
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self.assertNotIn("SERVER_PORT", request.META)
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self.assertFalse(request.GET)
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self.assertFalse(request.POST)
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self.assertFalse(request.COOKIES)
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def test_extended(self):
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"""
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Tests a more fully-featured GET request
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"""
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message = self.make_message({
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"reply_channel": "test",
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"http_version": "1.1",
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"method": "GET",
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"path": b"/test2/",
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"query_string": b"x=1&y=foo%20bar+baz",
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"headers": {
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"host": b"example.com",
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"cookie": b"test-time=1448995585123; test-value=yeah",
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},
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"client": ["10.0.0.1", 1234],
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"server": ["10.0.0.2", 80],
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}, "test")
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request = AsgiRequest(message)
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self.assertEqual(request.path, "/test2/")
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self.assertEqual(request.method, "GET")
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self.assertFalse(request.body)
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self.assertEqual(request.META["HTTP_HOST"], "example.com")
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self.assertEqual(request.META["REMOTE_ADDR"], "10.0.0.1")
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self.assertEqual(request.META["REMOTE_HOST"], "10.0.0.1")
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self.assertEqual(request.META["REMOTE_PORT"], 1234)
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self.assertEqual(request.META["SERVER_NAME"], "10.0.0.2")
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self.assertEqual(request.META["SERVER_PORT"], 80)
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self.assertEqual(request.GET["x"], "1")
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self.assertEqual(request.GET["y"], "foo bar baz")
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self.assertEqual(request.COOKIES["test-time"], "1448995585123")
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self.assertEqual(request.COOKIES["test-value"], "yeah")
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self.assertFalse(request.POST)
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def test_post_single(self):
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"""
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Tests a POST body contained within a single message.
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"""
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message = self.make_message({
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"reply_channel": "test",
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"http_version": "1.1",
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"method": "POST",
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"path": b"/test2/",
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"query_string": b"django=great",
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"body": b"ponies=are+awesome",
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"headers": {
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"host": b"example.com",
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"content-type": b"application/x-www-form-urlencoded",
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"content-length": b"18",
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},
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}, "test")
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request = AsgiRequest(message)
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self.assertEqual(request.path, "/test2/")
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self.assertEqual(request.method, "POST")
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self.assertEqual(request.body, b"ponies=are+awesome")
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self.assertEqual(request.META["HTTP_HOST"], "example.com")
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self.assertEqual(request.META["CONTENT_TYPE"], "application/x-www-form-urlencoded")
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self.assertEqual(request.GET["django"], "great")
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self.assertEqual(request.POST["ponies"], "are awesome")
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with self.assertRaises(KeyError):
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request.POST["django"]
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with self.assertRaises(KeyError):
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request.GET["ponies"]
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def test_post_multiple(self):
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"""
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Tests a POST body across multiple messages (first part in 'body').
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"""
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message = self.make_message({
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"reply_channel": "test",
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"http_version": "1.1",
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"method": "POST",
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"path": b"/test/",
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"body": b"there_a",
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"body_channel": "test-input",
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"headers": {
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"host": b"example.com",
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"content-type": b"application/x-www-form-urlencoded",
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"content-length": b"21",
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},
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}, "test")
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self.channel_layer.send("test-input", {
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"content": b"re=fou",
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"more_content": True,
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})
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self.channel_layer.send("test-input", {
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"content": b"r+lights",
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})
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request = AsgiRequest(message)
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self.assertEqual(request.method, "POST")
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self.assertEqual(request.body, b"there_are=four+lights")
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self.assertEqual(request.META["CONTENT_TYPE"], "application/x-www-form-urlencoded")
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self.assertEqual(request.POST["there_are"], "four lights")
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def test_post_files(self):
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"""
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Tests POSTing files using multipart form data and multiple messages,
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with no body in the initial message.
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"""
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body = (
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b'--BOUNDARY\r\n' +
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b'Content-Disposition: form-data; name="title"\r\n\r\n' +
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b'My First Book\r\n' +
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b'--BOUNDARY\r\n' +
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b'Content-Disposition: form-data; name="pdf"; filename="book.pdf"\r\n\r\n' +
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b'FAKEPDFBYTESGOHERE' +
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b'--BOUNDARY--'
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)
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message = self.make_message({
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"reply_channel": "test",
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"http_version": "1.1",
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"method": "POST",
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"path": b"/test/",
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"body_channel": "test-input",
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"headers": {
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"content-type": b"multipart/form-data; boundary=BOUNDARY",
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"content-length": six.text_type(len(body)).encode("ascii"),
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},
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}, "test")
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self.channel_layer.send("test-input", {
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"content": body[:20],
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"more_content": True,
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})
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self.channel_layer.send("test-input", {
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"content": body[20:],
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})
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request = AsgiRequest(message)
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self.assertEqual(request.method, "POST")
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self.assertEqual(len(request.body), len(body))
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self.assertTrue(request.META["CONTENT_TYPE"].startswith("multipart/form-data"))
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self.assertFalse(request._post_parse_error)
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self.assertEqual(request.POST["title"], "My First Book")
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self.assertEqual(request.FILES["pdf"].read(), b"FAKEPDFBYTESGOHERE")
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def test_stream(self):
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"""
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Tests the body stream is emulated correctly.
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"""
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message = self.make_message({
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"reply_channel": "test",
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"http_version": "1.1",
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"method": "PUT",
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"path": b"/",
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"body": b"onetwothree",
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"headers": {
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"host": b"example.com",
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"content-length": b"11",
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},
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}, "test")
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request = AsgiRequest(message)
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self.assertEqual(request.method, "PUT")
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self.assertEqual(request.read(3), b"one")
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self.assertEqual(request.read(), b"twothree")
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