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208 lines
7.3 KiB
Python
208 lines
7.3 KiB
Python
'''Test requests' interaction with vcr'''
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# coding=utf-8
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import os
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import pytest
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import vcr
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from assertions import (
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assert_cassette_empty,
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assert_cassette_has_one_response,
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assert_is_json
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)
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requests = pytest.importorskip("requests")
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@pytest.fixture(params=["https", "http"])
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def scheme(request):
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"""
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Fixture that returns both http and https
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"""
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return request.param
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def test_status_code(scheme, tmpdir):
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'''Ensure that we can read the status code'''
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url = scheme + '://httpbin.org/'
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with vcr.use_cassette(str(tmpdir.join('atts.yaml'))):
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status_code = requests.get(url).status_code
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with vcr.use_cassette(str(tmpdir.join('atts.yaml'))):
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assert status_code == requests.get(url).status_code
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def test_headers(scheme, tmpdir):
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'''Ensure that we can read the headers back'''
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url = scheme + '://httpbin.org/'
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with vcr.use_cassette(str(tmpdir.join('headers.yaml'))):
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headers = requests.get(url).headers
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with vcr.use_cassette(str(tmpdir.join('headers.yaml'))):
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assert headers == requests.get(url).headers
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def test_body(tmpdir, scheme):
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'''Ensure the responses are all identical enough'''
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url = scheme + '://httpbin.org/bytes/1024'
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with vcr.use_cassette(str(tmpdir.join('body.yaml'))):
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content = requests.get(url).content
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with vcr.use_cassette(str(tmpdir.join('body.yaml'))):
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assert content == requests.get(url).content
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def test_auth(tmpdir, scheme):
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'''Ensure that we can handle basic auth'''
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auth = ('user', 'passwd')
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url = scheme + '://httpbin.org/basic-auth/user/passwd'
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with vcr.use_cassette(str(tmpdir.join('auth.yaml'))):
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one = requests.get(url, auth=auth)
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with vcr.use_cassette(str(tmpdir.join('auth.yaml'))):
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two = requests.get(url, auth=auth)
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assert one.content == two.content
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assert one.status_code == two.status_code
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def test_auth_failed(tmpdir, scheme):
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'''Ensure that we can save failed auth statuses'''
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auth = ('user', 'wrongwrongwrong')
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url = scheme + '://httpbin.org/basic-auth/user/passwd'
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with vcr.use_cassette(str(tmpdir.join('auth-failed.yaml'))) as cass:
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# Ensure that this is empty to begin with
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assert_cassette_empty(cass)
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one = requests.get(url, auth=auth)
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two = requests.get(url, auth=auth)
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assert one.content == two.content
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assert one.status_code == two.status_code == 401
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def test_post(tmpdir, scheme):
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'''Ensure that we can post and cache the results'''
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data = {'key1': 'value1', 'key2': 'value2'}
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url = scheme + '://httpbin.org/post'
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with vcr.use_cassette(str(tmpdir.join('requests.yaml'))):
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req1 = requests.post(url, data).content
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with vcr.use_cassette(str(tmpdir.join('requests.yaml'))):
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req2 = requests.post(url, data).content
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assert req1 == req2
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def test_redirects(tmpdir, scheme):
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'''Ensure that we can handle redirects'''
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url = scheme + '://httpbin.org/redirect-to?url=bytes/1024'
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with vcr.use_cassette(str(tmpdir.join('requests.yaml'))):
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content = requests.get(url).content
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with vcr.use_cassette(str(tmpdir.join('requests.yaml'))) as cass:
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assert content == requests.get(url).content
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# Ensure that we've now cached *two* responses. One for the redirect
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# and one for the final fetch
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assert len(cass) == 2
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assert cass.play_count == 2
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def test_cross_scheme(tmpdir, scheme):
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'''Ensure that requests between schemes are treated separately'''
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# First fetch a url under http, and then again under https and then
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# ensure that we haven't served anything out of cache, and we have two
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# requests / response pairs in the cassette
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with vcr.use_cassette(str(tmpdir.join('cross_scheme.yaml'))) as cass:
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requests.get('https://httpbin.org/')
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requests.get('http://httpbin.org/')
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assert cass.play_count == 0
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assert len(cass) == 2
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def test_gzip(tmpdir, scheme):
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'''
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Ensure that requests (actually urllib3) is able to automatically decompress
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the response body
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'''
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url = scheme + '://httpbin.org/gzip'
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response = requests.get(url)
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with vcr.use_cassette(str(tmpdir.join('gzip.yaml'))):
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response = requests.get(url)
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assert_is_json(response.content)
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with vcr.use_cassette(str(tmpdir.join('gzip.yaml'))):
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assert_is_json(response.content)
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def test_session_and_connection_close(tmpdir, scheme):
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'''
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This tests the issue in https://github.com/kevin1024/vcrpy/issues/48
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If you use a requests.session and the connection is closed, then an
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exception is raised in the urllib3 module vendored into requests:
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`AttributeError: 'NoneType' object has no attribute 'settimeout'`
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'''
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with vcr.use_cassette(str(tmpdir.join('session_connection_closed.yaml'))):
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session = requests.session()
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session.get('http://httpbin.org/get', headers={'Connection': 'close'})
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session.get('http://httpbin.org/get', headers={'Connection': 'close'})
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def test_https_with_cert_validation_disabled(tmpdir):
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with vcr.use_cassette(str(tmpdir.join('cert_validation_disabled.yaml'))):
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requests.get('https://httpbin.org', verify=False)
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def test_session_can_make_requests_after_requests_unpatched(tmpdir):
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with vcr.use_cassette(str(tmpdir.join('test_session_after_unpatched.yaml'))):
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session = requests.session()
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session.get('http://httpbin.org/get')
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with vcr.use_cassette(str(tmpdir.join('test_session_after_unpatched.yaml'))):
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session = requests.session()
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session.get('http://httpbin.org/get')
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session.get('http://httpbin.org/status/200')
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def test_session_created_before_use_cassette_is_patched(tmpdir, scheme):
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url = scheme + '://httpbin.org/bytes/1024'
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# Record arbitrary, random data to the cassette
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with vcr.use_cassette(str(tmpdir.join('session_created_outside.yaml'))):
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session = requests.session()
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body = session.get(url).content
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# Create a session outside of any cassette context manager
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session = requests.session()
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# Make a request to make sure that a connectionpool is instantiated
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session.get(scheme + '://httpbin.org/get')
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with vcr.use_cassette(str(tmpdir.join('session_created_outside.yaml'))):
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# These should only be the same if the patching succeeded.
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assert session.get(url).content == body
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def test_nested_cassettes_with_session_created_before_nesting(scheme, tmpdir):
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'''
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This tests ensures that a session that was created while one cassette was
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active is patched to the use the responses of a second cassette when it
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is enabled.
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'''
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url = scheme + '://httpbin.org/bytes/1024'
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with vcr.use_cassette(str(tmpdir.join('first_nested.yaml'))):
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session = requests.session()
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first_body = session.get(url).content
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with vcr.use_cassette(str(tmpdir.join('second_nested.yaml'))):
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second_body = session.get(url).content
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third_body = requests.get(url).content
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with vcr.use_cassette(str(tmpdir.join('second_nested.yaml'))):
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session = requests.session()
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assert session.get(url).content == second_body
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with vcr.use_cassette(str(tmpdir.join('first_nested.yaml'))):
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assert session.get(url).content == first_body
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assert session.get(url).content == third_body
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# Make sure that the session can now get content normally.
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session.get('http://www.reddit.com')
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