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import unittest
import json
from nose.plugins.skip import SkipTest
from dummyserver.server import HAS_IPV6
from dummyserver.testcase import (HTTPDummyServerTestCase,
IPv6HTTPDummyServerTestCase)
from urllib3.poolmanager import PoolManager
from urllib3.connectionpool import port_by_scheme
from urllib3.exceptions import MaxRetryError, SSLError
from urllib3.util.retry import Retry
class TestPoolManager(HTTPDummyServerTestCase):
def setUp(self):
self.base_url = 'http://%s:%d' % (self.host, self.port)
self.base_url_alt = 'http://%s:%d' % (self.host_alt, self.port)
def test_redirect(self):
http = PoolManager()
r = http.request('GET', '%s/redirect' % self.base_url,
fields={'target': '%s/' % self.base_url},
redirect=False)
self.assertEqual(r.status, 303)
r = http.request('GET', '%s/redirect' % self.base_url,
fields={'target': '%s/' % self.base_url})
self.assertEqual(r.status, 200)
self.assertEqual(r.data, b'Dummy server!')
def test_redirect_twice(self):
http = PoolManager()
r = http.request('GET', '%s/redirect' % self.base_url,
fields={'target': '%s/redirect' % self.base_url},
redirect=False)
self.assertEqual(r.status, 303)
r = http.request('GET', '%s/redirect' % self.base_url,
fields={'target': '%s/redirect?target=%s/' % (self.base_url, self.base_url)})
self.assertEqual(r.status, 200)
self.assertEqual(r.data, b'Dummy server!')
def test_redirect_to_relative_url(self):
http = PoolManager()
r = http.request('GET', '%s/redirect' % self.base_url,
fields = {'target': '/redirect'},
redirect = False)
self.assertEqual(r.status, 303)
r = http.request('GET', '%s/redirect' % self.base_url,
fields = {'target': '/redirect'})
self.assertEqual(r.status, 200)
self.assertEqual(r.data, b'Dummy server!')
def test_cross_host_redirect(self):
http = PoolManager()
cross_host_location = '%s/echo?a=b' % self.base_url_alt
try:
http.request('GET', '%s/redirect' % self.base_url,
fields={'target': cross_host_location},
timeout=1, retries=0)
self.fail("Request succeeded instead of raising an exception like it should.")
except MaxRetryError:
pass
r = http.request('GET', '%s/redirect' % self.base_url,
fields={'target': '%s/echo?a=b' % self.base_url_alt},
timeout=1, retries=1)
self.assertEqual(r._pool.host, self.host_alt)
def test_too_many_redirects(self):
http = PoolManager()
try:
r = http.request('GET', '%s/redirect' % self.base_url,
fields={'target': '%s/redirect?target=%s/' % (self.base_url, self.base_url)},
retries=1)
self.fail("Failed to raise MaxRetryError exception, returned %r" % r.status)
except MaxRetryError:
pass
try:
r = http.request('GET', '%s/redirect' % self.base_url,
fields={'target': '%s/redirect?target=%s/' % (self.base_url, self.base_url)},
retries=Retry(total=None, redirect=1))
self.fail("Failed to raise MaxRetryError exception, returned %r" % r.status)
except MaxRetryError:
pass
def test_raise_on_redirect(self):
http = PoolManager()
r = http.request('GET', '%s/redirect' % self.base_url,
fields={'target': '%s/redirect?target=%s/' % (self.base_url, self.base_url)},
retries=Retry(total=None, redirect=1, raise_on_redirect=False))
self.assertEqual(r.status, 303)
def test_raise_on_status(self):
http = PoolManager()
try:
# the default is to raise
r = http.request('GET', '%s/status' % self.base_url,
fields={'status': '500 Internal Server Error'},
retries=Retry(total=1, status_forcelist=range(500, 600)))
self.fail("Failed to raise MaxRetryError exception, returned %r" % r.status)
except MaxRetryError:
pass
try:
# raise explicitly
r = http.request('GET', '%s/status' % self.base_url,
fields={'status': '500 Internal Server Error'},
retries=Retry(total=1, status_forcelist=range(500, 600), raise_on_status=True))
self.fail("Failed to raise MaxRetryError exception, returned %r" % r.status)
except MaxRetryError:
pass
# don't raise
r = http.request('GET', '%s/status' % self.base_url,
fields={'status': '500 Internal Server Error'},
retries=Retry(total=1, status_forcelist=range(500, 600), raise_on_status=False))
self.assertEqual(r.status, 500)
def test_missing_port(self):
# Can a URL that lacks an explicit port like ':80' succeed, or
# will all such URLs fail with an error?
http = PoolManager()
# By globally adjusting `port_by_scheme` we pretend for a moment
# that HTTP's default port is not 80, but is the port at which
# our test server happens to be listening.
port_by_scheme['http'] = self.port
try:
r = http.request('GET', 'http://%s/' % self.host, retries=0)
finally:
port_by_scheme['http'] = 80
self.assertEqual(r.status, 200)
self.assertEqual(r.data, b'Dummy server!')
def test_headers(self):
http = PoolManager(headers={'Foo': 'bar'})
r = http.request('GET', '%s/headers' % self.base_url)
returned_headers = json.loads(r.data.decode())
self.assertEqual(returned_headers.get('Foo'), 'bar')
r = http.request('POST', '%s/headers' % self.base_url)
returned_headers = json.loads(r.data.decode())
self.assertEqual(returned_headers.get('Foo'), 'bar')
r = http.request_encode_url('GET', '%s/headers' % self.base_url)
returned_headers = json.loads(r.data.decode())
self.assertEqual(returned_headers.get('Foo'), 'bar')
r = http.request_encode_body('POST', '%s/headers' % self.base_url)
returned_headers = json.loads(r.data.decode())
self.assertEqual(returned_headers.get('Foo'), 'bar')
r = http.request_encode_url('GET', '%s/headers' % self.base_url, headers={'Baz': 'quux'})
returned_headers = json.loads(r.data.decode())
self.assertEqual(returned_headers.get('Foo'), None)
self.assertEqual(returned_headers.get('Baz'), 'quux')
r = http.request_encode_body('GET', '%s/headers' % self.base_url, headers={'Baz': 'quux'})
returned_headers = json.loads(r.data.decode())
self.assertEqual(returned_headers.get('Foo'), None)
self.assertEqual(returned_headers.get('Baz'), 'quux')
def test_http_with_ssl_keywords(self):
http = PoolManager(ca_certs='REQUIRED')
r = http.request('GET', 'http://%s:%s/' % (self.host, self.port))
self.assertEqual(r.status, 200)
def test_http_with_ca_cert_dir(self):
http = PoolManager(ca_certs='REQUIRED', ca_cert_dir='/nosuchdir')
r = http.request('GET', 'http://%s:%s/' % (self.host, self.port))
self.assertEqual(r.status, 200)
class TestIPv6PoolManager(IPv6HTTPDummyServerTestCase):
if not HAS_IPV6:
raise SkipTest("IPv6 is not supported on this system.")
def setUp(self):
self.base_url = 'http://[%s]:%d' % (self.host, self.port)
def test_ipv6(self):
http = PoolManager()
http.request('GET', self.base_url)
if __name__ == '__main__':
unittest.main()
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