650 lines
25 KiB
Python
650 lines
25 KiB
Python
import datetime
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import six
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import testtools
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import ddt
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import falcon
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from falcon.request import Request
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import falcon.testing as testing
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@ddt.ddt
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class TestReqVars(testing.TestBase):
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def before(self):
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self.qs = 'marker=deadbeef&limit=10'
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self.headers = {
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'Content-Type': 'text/plain',
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'Content-Length': '4829',
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'Authorization': ''
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}
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self.app = '/test'
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self.path = '/hello'
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self.relative_uri = self.path + '?' + self.qs
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self.req = Request(testing.create_environ(
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app=self.app,
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port=8080,
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path='/hello',
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query_string=self.qs,
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headers=self.headers))
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self.req_noqs = Request(testing.create_environ(
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app=self.app,
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path='/hello',
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headers=self.headers))
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def test_missing_qs(self):
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env = testing.create_environ()
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if 'QUERY_STRING' in env:
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del env['QUERY_STRING']
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# Should not cause an exception when Request is instantiated
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Request(env)
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def test_empty(self):
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self.assertIs(self.req.auth, None)
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def test_host(self):
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self.assertEqual(self.req.host, testing.DEFAULT_HOST)
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def test_subdomain(self):
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req = Request(testing.create_environ(
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host='com',
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path='/hello',
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headers=self.headers))
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self.assertIs(req.subdomain, None)
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req = Request(testing.create_environ(
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host='example.com',
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path='/hello',
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headers=self.headers))
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self.assertEqual(req.subdomain, 'example')
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req = Request(testing.create_environ(
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host='highwire.example.com',
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path='/hello',
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headers=self.headers))
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self.assertEqual(req.subdomain, 'highwire')
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req = Request(testing.create_environ(
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host='lb01.dfw01.example.com',
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port=8080,
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path='/hello',
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headers=self.headers))
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self.assertEqual(req.subdomain, 'lb01')
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# NOTE(kgriffs): Behavior for IP addresses is undefined,
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# so just make sure it doesn't blow up.
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req = Request(testing.create_environ(
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host='127.0.0.1',
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path='/hello',
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headers=self.headers))
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self.assertEqual(type(req.subdomain), str)
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# NOTE(kgriffs): Test fallback to SERVER_NAME by using
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# HTTP 1.0, which will cause .create_environ to not set
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# HTTP_HOST.
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req = Request(testing.create_environ(
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protocol='HTTP/1.0',
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host='example.com',
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path='/hello',
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headers=self.headers))
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self.assertEqual(req.subdomain, 'example')
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def test_reconstruct_url(self):
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req = self.req
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scheme = req.protocol
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host = req.get_header('host')
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app = req.app
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path = req.path
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query_string = req.query_string
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expected_uri = ''.join([scheme, '://', host, app, path,
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'?', query_string])
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self.assertEqual(expected_uri, req.uri)
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@testtools.skipUnless(six.PY3, 'Test only applies to Python 3')
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def test_nonlatin_path(self):
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cyrillic_path = u'/hello_\u043f\u0440\u0438\u0432\u0435\u0442'
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cyrillic_path_decoded = cyrillic_path.encode('utf-8').decode('latin1')
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req = Request(testing.create_environ(
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host='com',
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path=cyrillic_path_decoded,
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headers=self.headers))
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self.assertEqual(req.path, cyrillic_path)
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def test_uri(self):
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uri = ('http://' + testing.DEFAULT_HOST + ':8080' +
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self.app + self.relative_uri)
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self.assertEqual(self.req.url, uri)
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# NOTE(kgriffs): Call twice to check caching works
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self.assertEqual(self.req.uri, uri)
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self.assertEqual(self.req.uri, uri)
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uri_noqs = ('http://' + testing.DEFAULT_HOST + self.app + self.path)
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self.assertEqual(self.req_noqs.uri, uri_noqs)
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def test_uri_https(self):
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# =======================================================
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# Default port, implicit
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# =======================================================
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req = Request(testing.create_environ(
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path='/hello', scheme='https'))
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uri = ('https://' + testing.DEFAULT_HOST + '/hello')
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self.assertEqual(req.uri, uri)
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# =======================================================
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# Default port, explicit
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# =======================================================
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req = Request(testing.create_environ(
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path='/hello', scheme='https', port=443))
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uri = ('https://' + testing.DEFAULT_HOST + '/hello')
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self.assertEqual(req.uri, uri)
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# =======================================================
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# Non-default port
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# =======================================================
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req = Request(testing.create_environ(
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path='/hello', scheme='https', port=22))
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uri = ('https://' + testing.DEFAULT_HOST + ':22/hello')
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self.assertEqual(req.uri, uri)
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def test_uri_http_1_0(self):
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# =======================================================
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# HTTP, 80
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# =======================================================
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req = Request(testing.create_environ(
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protocol='HTTP/1.0',
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app=self.app,
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port=80,
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path='/hello',
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query_string=self.qs,
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headers=self.headers))
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uri = ('http://' + testing.DEFAULT_HOST +
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self.app + self.relative_uri)
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self.assertEqual(req.uri, uri)
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# =======================================================
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# HTTP, 80
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# =======================================================
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req = Request(testing.create_environ(
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protocol='HTTP/1.0',
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app=self.app,
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port=8080,
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path='/hello',
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query_string=self.qs,
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headers=self.headers))
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uri = ('http://' + testing.DEFAULT_HOST + ':8080' +
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self.app + self.relative_uri)
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self.assertEqual(req.uri, uri)
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# =======================================================
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# HTTP, 80
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# =======================================================
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req = Request(testing.create_environ(
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protocol='HTTP/1.0',
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scheme='https',
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app=self.app,
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port=443,
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path='/hello',
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query_string=self.qs,
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headers=self.headers))
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uri = ('https://' + testing.DEFAULT_HOST +
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self.app + self.relative_uri)
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self.assertEqual(req.uri, uri)
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# =======================================================
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# HTTP, 80
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# =======================================================
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req = Request(testing.create_environ(
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protocol='HTTP/1.0',
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scheme='https',
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app=self.app,
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port=22,
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path='/hello',
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query_string=self.qs,
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headers=self.headers))
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uri = ('https://' + testing.DEFAULT_HOST + ':22' +
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self.app + self.relative_uri)
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self.assertEqual(req.uri, uri)
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def test_relative_uri(self):
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self.assertEqual(self.req.relative_uri, self.app + self.relative_uri)
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self.assertEqual(
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self.req_noqs.relative_uri, self.app + self.path)
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req_noapp = Request(testing.create_environ(
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path='/hello',
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query_string=self.qs,
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headers=self.headers))
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self.assertEqual(req_noapp.relative_uri, self.relative_uri)
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req_noapp = Request(testing.create_environ(
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path='/hello/',
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query_string=self.qs,
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headers=self.headers))
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# NOTE(kgriffs): Call twice to check caching works
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self.assertEqual(req_noapp.relative_uri, self.relative_uri)
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self.assertEqual(req_noapp.relative_uri, self.relative_uri)
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def test_client_accepts(self):
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headers = {'Accept': 'application/xml'}
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req = Request(testing.create_environ(headers=headers))
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self.assertTrue(req.client_accepts('application/xml'))
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headers = {'Accept': '*/*'}
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req = Request(testing.create_environ(headers=headers))
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self.assertTrue(req.client_accepts('application/xml'))
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self.assertTrue(req.client_accepts('application/json'))
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self.assertTrue(req.client_accepts('application/x-msgpack'))
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headers = {'Accept': 'application/x-msgpack'}
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req = Request(testing.create_environ(headers=headers))
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self.assertFalse(req.client_accepts('application/xml'))
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self.assertFalse(req.client_accepts('application/json'))
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self.assertTrue(req.client_accepts('application/x-msgpack'))
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headers = {} # NOTE(kgriffs): Equivalent to '*/*' per RFC
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req = Request(testing.create_environ(headers=headers))
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self.assertTrue(req.client_accepts('application/xml'))
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headers = {'Accept': 'application/json'}
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req = Request(testing.create_environ(headers=headers))
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self.assertFalse(req.client_accepts('application/xml'))
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headers = {'Accept': 'application/x-msgpack'}
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req = Request(testing.create_environ(headers=headers))
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self.assertTrue(req.client_accepts('application/x-msgpack'))
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headers = {'Accept': 'application/xm'}
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req = Request(testing.create_environ(headers=headers))
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self.assertFalse(req.client_accepts('application/xml'))
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headers = {'Accept': 'application/*'}
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req = Request(testing.create_environ(headers=headers))
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self.assertTrue(req.client_accepts('application/json'))
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self.assertTrue(req.client_accepts('application/xml'))
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self.assertTrue(req.client_accepts('application/x-msgpack'))
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headers = {'Accept': 'text/*'}
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req = Request(testing.create_environ(headers=headers))
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self.assertTrue(req.client_accepts('text/plain'))
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self.assertTrue(req.client_accepts('text/csv'))
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self.assertFalse(req.client_accepts('application/xhtml+xml'))
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headers = {'Accept': 'text/*, application/xhtml+xml; q=0.0'}
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req = Request(testing.create_environ(headers=headers))
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self.assertTrue(req.client_accepts('text/plain'))
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self.assertTrue(req.client_accepts('text/csv'))
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self.assertFalse(req.client_accepts('application/xhtml+xml'))
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headers = {'Accept': 'text/*; q=0.1, application/xhtml+xml; q=0.5'}
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req = Request(testing.create_environ(headers=headers))
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self.assertTrue(req.client_accepts('text/plain'))
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self.assertTrue(req.client_accepts('application/xhtml+xml'))
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headers = {'Accept': 'text/*, application/*'}
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req = Request(testing.create_environ(headers=headers))
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self.assertTrue(req.client_accepts('text/plain'))
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self.assertTrue(req.client_accepts('application/xml'))
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self.assertTrue(req.client_accepts('application/json'))
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self.assertTrue(req.client_accepts('application/x-msgpack'))
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headers = {'Accept': 'text/*,application/*'}
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req = Request(testing.create_environ(headers=headers))
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self.assertTrue(req.client_accepts('text/plain'))
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self.assertTrue(req.client_accepts('application/xml'))
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self.assertTrue(req.client_accepts('application/json'))
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self.assertTrue(req.client_accepts('application/x-msgpack'))
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def test_client_accepts_bogus(self):
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headers = {'Accept': '~'}
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req = Request(testing.create_environ(headers=headers))
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self.assertFalse(req.client_accepts('text/plain'))
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self.assertFalse(req.client_accepts('application/json'))
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def test_client_accepts_props(self):
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headers = {'Accept': 'application/xml'}
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req = Request(testing.create_environ(headers=headers))
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self.assertTrue(req.client_accepts_xml)
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self.assertFalse(req.client_accepts_json)
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self.assertFalse(req.client_accepts_msgpack)
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headers = {'Accept': 'application/*'}
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req = Request(testing.create_environ(headers=headers))
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self.assertTrue(req.client_accepts_xml)
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self.assertTrue(req.client_accepts_json)
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self.assertTrue(req.client_accepts_msgpack)
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headers = {'Accept': 'application/json'}
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req = Request(testing.create_environ(headers=headers))
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self.assertFalse(req.client_accepts_xml)
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self.assertTrue(req.client_accepts_json)
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self.assertFalse(req.client_accepts_msgpack)
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headers = {'Accept': 'application/x-msgpack'}
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req = Request(testing.create_environ(headers=headers))
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self.assertFalse(req.client_accepts_xml)
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self.assertFalse(req.client_accepts_json)
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self.assertTrue(req.client_accepts_msgpack)
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headers = {'Accept': 'application/msgpack'}
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req = Request(testing.create_environ(headers=headers))
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self.assertFalse(req.client_accepts_xml)
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self.assertFalse(req.client_accepts_json)
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self.assertTrue(req.client_accepts_msgpack)
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headers = {
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'Accept': 'application/json,application/xml,application/x-msgpack'
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}
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req = Request(testing.create_environ(headers=headers))
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self.assertTrue(req.client_accepts_xml)
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self.assertTrue(req.client_accepts_json)
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self.assertTrue(req.client_accepts_msgpack)
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def test_client_prefers(self):
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headers = {'Accept': 'application/xml'}
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req = Request(testing.create_environ(headers=headers))
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preferred_type = req.client_prefers(['application/xml'])
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self.assertEqual(preferred_type, 'application/xml')
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headers = {'Accept': '*/*'}
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preferred_type = req.client_prefers(('application/xml',
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'application/json'))
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# NOTE(kgriffs): If client doesn't care, "prefer" the first one
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self.assertEqual(preferred_type, 'application/xml')
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headers = {'Accept': 'text/*; q=0.1, application/xhtml+xml; q=0.5'}
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req = Request(testing.create_environ(headers=headers))
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preferred_type = req.client_prefers(['application/xhtml+xml'])
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self.assertEqual(preferred_type, 'application/xhtml+xml')
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headers = {'Accept': '3p12845j;;;asfd;'}
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req = Request(testing.create_environ(headers=headers))
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preferred_type = req.client_prefers(['application/xhtml+xml'])
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self.assertEqual(preferred_type, None)
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def test_range(self):
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headers = {'Range': 'bytes=10-'}
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req = Request(testing.create_environ(headers=headers))
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self.assertEqual(req.range, (10, -1))
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headers = {'Range': 'bytes=10-20'}
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req = Request(testing.create_environ(headers=headers))
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self.assertEqual(req.range, (10, 20))
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headers = {'Range': 'bytes=-10240'}
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req = Request(testing.create_environ(headers=headers))
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self.assertEqual(req.range, (-10240, -1))
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headers = {'Range': 'bytes=0-2'}
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req = Request(testing.create_environ(headers=headers))
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self.assertEqual(req.range, (0, 2))
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headers = {'Range': ''}
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req = Request(testing.create_environ(headers=headers))
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self.assertRaises(falcon.HTTPInvalidHeader, lambda: req.range)
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req = Request(testing.create_environ())
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self.assertIs(req.range, None)
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def test_range_unit(self):
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headers = {'Range': 'bytes=10-'}
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req = Request(testing.create_environ(headers=headers))
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self.assertEqual(req.range, (10, -1))
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self.assertEqual(req.range_unit, 'bytes')
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headers = {'Range': 'items=10-'}
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req = Request(testing.create_environ(headers=headers))
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self.assertEqual(req.range, (10, -1))
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self.assertEqual(req.range_unit, 'items')
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headers = {'Range': ''}
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req = Request(testing.create_environ(headers=headers))
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self.assertRaises(falcon.HTTPInvalidHeader, lambda: req.range_unit)
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req = Request(testing.create_environ())
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self.assertIs(req.range_unit, None)
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def test_range_invalid(self):
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headers = {'Range': 'bytes=10240'}
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req = Request(testing.create_environ(headers=headers))
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self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
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headers = {'Range': 'bytes=-'}
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expected_desc = ('The value provided for the Range header is '
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'invalid. The range offsets are missing.')
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self._test_error_details(headers, 'range',
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falcon.HTTPInvalidHeader,
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'Invalid header value', expected_desc)
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headers = {'Range': 'bytes=--'}
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req = Request(testing.create_environ(headers=headers))
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self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
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headers = {'Range': 'bytes=-3-'}
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req = Request(testing.create_environ(headers=headers))
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self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
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headers = {'Range': 'bytes=-3-4'}
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req = Request(testing.create_environ(headers=headers))
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self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
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headers = {'Range': 'bytes=3-3-4'}
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req = Request(testing.create_environ(headers=headers))
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self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
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headers = {'Range': 'bytes=3-3-'}
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req = Request(testing.create_environ(headers=headers))
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self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
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headers = {'Range': 'bytes=3-3- '}
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req = Request(testing.create_environ(headers=headers))
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self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
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headers = {'Range': 'bytes=fizbit'}
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req = Request(testing.create_environ(headers=headers))
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self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
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headers = {'Range': 'bytes=a-'}
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req = Request(testing.create_environ(headers=headers))
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self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
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headers = {'Range': 'bytes=a-3'}
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req = Request(testing.create_environ(headers=headers))
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self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
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headers = {'Range': 'bytes=-b'}
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req = Request(testing.create_environ(headers=headers))
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self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
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headers = {'Range': 'bytes=3-b'}
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req = Request(testing.create_environ(headers=headers))
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self.assertRaises(falcon.HTTPBadRequest, lambda: req.range)
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headers = {'Range': 'bytes=x-y'}
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expected_desc = ('The value provided for the Range header is '
|
|
'invalid. It must be a range formatted '
|
|
'according to RFC 7233.')
|
|
self._test_error_details(headers, 'range',
|
|
falcon.HTTPInvalidHeader,
|
|
'Invalid header value', expected_desc)
|
|
|
|
headers = {'Range': 'bytes=0-0,-1'}
|
|
expected_desc = ('The value provided for the Range '
|
|
'header is invalid. The value must be a '
|
|
'continuous range.')
|
|
self._test_error_details(headers, 'range',
|
|
falcon.HTTPInvalidHeader,
|
|
'Invalid header value', expected_desc)
|
|
|
|
headers = {'Range': '10-'}
|
|
expected_desc = ('The value provided for the Range '
|
|
'header is invalid. The value must be '
|
|
"prefixed with a range unit, e.g. 'bytes='")
|
|
self._test_error_details(headers, 'range',
|
|
falcon.HTTPInvalidHeader,
|
|
'Invalid header value', expected_desc)
|
|
|
|
def test_missing_attribute_header(self):
|
|
req = Request(testing.create_environ())
|
|
self.assertEqual(req.range, None)
|
|
|
|
req = Request(testing.create_environ())
|
|
self.assertEqual(req.content_length, None)
|
|
|
|
def test_content_length(self):
|
|
headers = {'content-length': '5656'}
|
|
req = Request(testing.create_environ(headers=headers))
|
|
self.assertEqual(req.content_length, 5656)
|
|
|
|
headers = {'content-length': ''}
|
|
req = Request(testing.create_environ(headers=headers))
|
|
self.assertEqual(req.content_length, None)
|
|
|
|
def test_bogus_content_length_nan(self):
|
|
headers = {'content-length': 'fuzzy-bunnies'}
|
|
expected_desc = ('The value provided for the '
|
|
'Content-Length header is invalid. The value '
|
|
'of the header must be a number.')
|
|
self._test_error_details(headers, 'content_length',
|
|
falcon.HTTPInvalidHeader,
|
|
'Invalid header value', expected_desc)
|
|
|
|
def test_bogus_content_length_neg(self):
|
|
headers = {'content-length': '-1'}
|
|
expected_desc = ('The value provided for the Content-Length '
|
|
'header is invalid. The value of the header '
|
|
'must be a positive number.')
|
|
self._test_error_details(headers, 'content_length',
|
|
falcon.HTTPInvalidHeader,
|
|
'Invalid header value', expected_desc)
|
|
|
|
@ddt.data(('Date', 'date'),
|
|
('If-Modified-since', 'if_modified_since'),
|
|
('If-Unmodified-since', 'if_unmodified_since'),
|
|
)
|
|
@ddt.unpack
|
|
def test_date(self, header, attr):
|
|
date = datetime.datetime(2013, 4, 4, 5, 19, 18)
|
|
date_str = 'Thu, 04 Apr 2013 05:19:18 GMT'
|
|
|
|
self._test_header_expected_value(header, date_str, attr, date)
|
|
|
|
@ddt.data(('Date', 'date'),
|
|
('If-Modified-Since', 'if_modified_since'),
|
|
('If-Unmodified-Since', 'if_unmodified_since'),
|
|
)
|
|
@ddt.unpack
|
|
def test_date_invalid(self, header, attr):
|
|
|
|
# Date formats don't conform to RFC 1123
|
|
headers = {header: 'Thu, 04 Apr 2013'}
|
|
expected_desc = ('The value provided for the {0} '
|
|
'header is invalid. It must be formatted '
|
|
'according to RFC 7231, Section 7.1.1.1')
|
|
|
|
self._test_error_details(headers, attr,
|
|
falcon.HTTPInvalidHeader,
|
|
'Invalid header value',
|
|
expected_desc.format(header))
|
|
|
|
headers = {header: ''}
|
|
self._test_error_details(headers, attr,
|
|
falcon.HTTPInvalidHeader,
|
|
'Invalid header value',
|
|
expected_desc.format(header))
|
|
|
|
@ddt.data('date', 'if_modified_since', 'if_unmodified_since')
|
|
def test_date_missing(self, attr):
|
|
req = Request(testing.create_environ())
|
|
self.assertIs(getattr(req, attr), None)
|
|
|
|
def test_attribute_headers(self):
|
|
hash = 'fa0d1a60ef6616bb28038515c8ea4cb2'
|
|
auth = 'HMAC_SHA1 c590afa9bb59191ffab30f223791e82d3fd3e3af'
|
|
agent = 'testing/1.0.1'
|
|
default_agent = 'curl/7.24.0 (x86_64-apple-darwin12.0)'
|
|
|
|
self._test_attribute_header('Accept', 'x-falcon', 'accept',
|
|
default='*/*')
|
|
|
|
self._test_attribute_header('Authorization', auth, 'auth')
|
|
|
|
self._test_attribute_header('Content-Type', 'text/plain',
|
|
'content_type')
|
|
self._test_attribute_header('Expect', '100-continue', 'expect')
|
|
|
|
self._test_attribute_header('If-Match', hash, 'if_match')
|
|
self._test_attribute_header('If-None-Match', hash, 'if_none_match')
|
|
self._test_attribute_header('If-Range', hash, 'if_range')
|
|
|
|
self._test_attribute_header('User-Agent', agent, 'user_agent',
|
|
default=default_agent)
|
|
|
|
def test_method(self):
|
|
self.assertEqual(self.req.method, 'GET')
|
|
|
|
self.req = Request(testing.create_environ(path='', method='HEAD'))
|
|
self.assertEqual(self.req.method, 'HEAD')
|
|
|
|
def test_empty_path(self):
|
|
self.req = Request(testing.create_environ(path=''))
|
|
self.assertEqual(self.req.path, '/')
|
|
|
|
def test_content_type_method(self):
|
|
self.assertEqual(self.req.get_header('content-type'), 'text/plain')
|
|
|
|
def test_content_length_method(self):
|
|
self.assertEqual(self.req.get_header('content-length'), '4829')
|
|
|
|
# -------------------------------------------------------------------------
|
|
# Helpers
|
|
# -------------------------------------------------------------------------
|
|
|
|
def _test_attribute_header(self, name, value, attr, default=None):
|
|
headers = {name: value}
|
|
req = Request(testing.create_environ(headers=headers))
|
|
self.assertEqual(getattr(req, attr), value)
|
|
|
|
req = Request(testing.create_environ())
|
|
self.assertEqual(getattr(req, attr), default)
|
|
|
|
def _test_header_expected_value(self, name, value, attr, expected_value):
|
|
headers = {name: value}
|
|
req = Request(testing.create_environ(headers=headers))
|
|
self.assertEqual(getattr(req, attr), expected_value)
|
|
|
|
def _test_error_details(self, headers, attr_name,
|
|
error_type, title, description):
|
|
req = Request(testing.create_environ(headers=headers))
|
|
|
|
try:
|
|
getattr(req, attr_name)
|
|
self.fail('{0} not raised'.format(error_type.__name__))
|
|
except error_type as ex:
|
|
self.assertEqual(ex.title, title)
|
|
self.assertEqual(ex.description, description)
|