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#! /usr/bin/env python
# -*- coding: utf-8 -*-
# vi:ts=4:et
from . import util
import setup as pycurl_setup
import unittest
import os, os.path, sys
import functools
try:
# Python 2
from StringIO import StringIO
except ImportError:
# Python 3
from io import StringIO
def set_env(key, new_value):
old_value = os.environ.get(key)
if new_value is not None:
os.environ[key] = new_value
elif old_value is not None:
del os.environ[key]
else:
# new and old values are None which mean the variable is not set
pass
return old_value
def reset_env(key, old_value):
# empty string means environment variable was empty
# None means it was not set
if old_value is not None:
os.environ[key] = old_value
elif key in os.environ:
del os.environ[key]
def using_curl_config(path, ssl_library=None):
path = os.path.join(os.path.dirname(__file__), 'fake-curl', path)
def decorator(fn):
@functools.wraps(fn)
def decorated(*args, **kwargs):
old_path = set_env('PYCURL_CURL_CONFIG', path)
old_ssl_library = set_env('PYCURL_SSL_LIBRARY', ssl_library)
try:
return fn(*args, **kwargs)
finally:
reset_env('PYCURL_CURL_CONFIG', old_path)
reset_env('PYCURL_SSL_LIBRARY', old_ssl_library)
return decorated
return decorator
def min_python_version(*spec):
def decorator(fn):
@functools.wraps(fn)
def decorated(*args, **kwargs):
if sys.version_info < spec:
raise unittest.SkipTest('Minimum Python version %s required' % spec.join('.'))
return fn(*args, **kwargs)
return decorated
return decorator
class SetupTest(unittest.TestCase):
@util.only_unix
def test_sanity_check(self):
config = pycurl_setup.ExtensionConfiguration()
# we should link against libcurl, one would expect
assert 'curl' in config.libraries
@util.only_unix
def test_valid_option_consumes_argv(self):
argv = ['', '--with-nss']
pycurl_setup.ExtensionConfiguration(argv)
self.assertEqual([''], argv)
@util.only_unix
def test_invalid_option_not_consumed(self):
argv = ['', '--bogus']
pycurl_setup.ExtensionConfiguration(argv)
self.assertEqual(['', '--bogus'], argv)
@util.only_unix
def test_invalid_option_suffix_not_consumed(self):
argv = ['', '--with-nss-bogus']
pycurl_setup.ExtensionConfiguration(argv)
self.assertEqual(['', '--with-nss-bogus'], argv)
@util.only_unix
@using_curl_config('curl-config-empty')
def test_no_ssl(self):
config = pycurl_setup.ExtensionConfiguration()
# do not expect anything to do with ssl
assert 'crypto' not in config.libraries
@util.only_unix
@using_curl_config('curl-config-libs-and-static-libs')
def test_does_not_use_static_libs(self):
config = pycurl_setup.ExtensionConfiguration()
# should not link against any libraries from --static-libs if
# --libs succeeded
assert 'flurby' in config.libraries
assert 'kzzert' not in config.libraries
@util.only_unix
@using_curl_config('curl-config-ssl-in-libs')
def test_ssl_in_libs(self):
config = pycurl_setup.ExtensionConfiguration()
# should link against openssl
assert 'crypto' in config.libraries
@util.only_unix
@using_curl_config('curl-config-ssl-in-static-libs')
def test_ssl_in_static_libs(self):
config = pycurl_setup.ExtensionConfiguration()
# should link against openssl
assert 'crypto' in config.libraries
@util.only_unix
@using_curl_config('curl-config-empty')
def test_no_ssl_define(self):
config = pycurl_setup.ExtensionConfiguration()
# ssl define should be off
assert 'HAVE_CURL_SSL' not in config.define_symbols
@util.only_unix
@using_curl_config('curl-config-ssl-in-libs')
def test_ssl_in_libs_sets_ssl_define(self):
config = pycurl_setup.ExtensionConfiguration()
# ssl define should be on
assert 'HAVE_CURL_SSL' in config.define_symbols
@util.only_unix
@using_curl_config('curl-config-ssl-in-static-libs')
def test_ssl_in_static_libs_sets_ssl_define(self):
config = pycurl_setup.ExtensionConfiguration()
# ssl define should be on
assert 'HAVE_CURL_SSL' in config.define_symbols
@util.only_unix
@using_curl_config('curl-config-ssl-in-libs')
def test_ssl_feature_sets_ssl_define(self):
config = pycurl_setup.ExtensionConfiguration()
# ssl define should be on
assert 'HAVE_CURL_SSL' in config.define_symbols
@util.only_unix
@using_curl_config('curl-config-ssl-feature-only')
def test_ssl_feature_only(self):
saved_stderr = sys.stderr
sys.stderr = captured_stderr = StringIO()
try:
config = pycurl_setup.ExtensionConfiguration()
finally:
sys.stderr = saved_stderr
# ssl define should be on
assert 'HAVE_CURL_SSL' in config.define_symbols
# and a warning message
assert 'Warning: libcurl is configured to use SSL, but we have \
not been able to determine which SSL backend it is using.' in captured_stderr.getvalue()
@util.only_unix
@using_curl_config('curl-config-ssl-feature-only')
def test_libcurl_ssl_openssl(self):
config = pycurl_setup.ExtensionConfiguration(['',
'--libcurl-dll=tests/fake-curl/libcurl/with_openssl.so'])
# openssl should be detected
assert 'HAVE_CURL_SSL' in config.define_symbols
assert 'HAVE_CURL_OPENSSL' in config.define_symbols
assert 'crypto' in config.libraries
assert 'HAVE_CURL_GNUTLS' not in config.define_symbols
assert 'HAVE_CURL_NSS' not in config.define_symbols
@util.only_unix
@using_curl_config('curl-config-ssl-feature-only')
def test_libcurl_ssl_gnutls(self):
config = pycurl_setup.ExtensionConfiguration(['',
'--libcurl-dll=tests/fake-curl/libcurl/with_gnutls.so'])
# gnutls should be detected
assert 'HAVE_CURL_SSL' in config.define_symbols
assert 'HAVE_CURL_GNUTLS' in config.define_symbols
assert 'gnutls' in config.libraries
assert 'HAVE_CURL_OPENSSL' not in config.define_symbols
assert 'HAVE_CURL_NSS' not in config.define_symbols
@util.only_unix
@using_curl_config('curl-config-ssl-feature-only')
def test_libcurl_ssl_nss(self):
config = pycurl_setup.ExtensionConfiguration(['',
'--libcurl-dll=tests/fake-curl/libcurl/with_nss.so'])
# nss should be detected
assert 'HAVE_CURL_SSL' in config.define_symbols
assert 'HAVE_CURL_NSS' in config.define_symbols
assert 'ssl3' in config.libraries
assert 'HAVE_CURL_OPENSSL' not in config.define_symbols
assert 'HAVE_CURL_GNUTLS' not in config.define_symbols
@util.only_unix
@using_curl_config('curl-config-empty')
def test_libcurl_ssl_unrecognized(self):
config = pycurl_setup.ExtensionConfiguration(['',
'--libcurl-dll=tests/fake-curl/libcurl/with_unknown_ssl.so'])
assert 'HAVE_CURL_SSL' not in config.define_symbols
assert 'HAVE_CURL_OPENSSL' not in config.define_symbols
assert 'HAVE_CURL_GNUTLS' not in config.define_symbols
assert 'HAVE_CURL_NSS' not in config.define_symbols
@util.only_unix
@using_curl_config('curl-config-ssl-feature-only')
def test_with_ssl_library(self):
config = pycurl_setup.ExtensionConfiguration(['',
'--with-ssl'])
assert 'HAVE_CURL_SSL' in config.define_symbols
assert 'HAVE_CURL_OPENSSL' in config.define_symbols
assert 'crypto' in config.libraries
assert 'HAVE_CURL_GNUTLS' not in config.define_symbols
assert 'HAVE_CURL_NSS' not in config.define_symbols
@util.only_unix
@using_curl_config('curl-config-ssl-feature-only')
def test_with_openssl_library(self):
config = pycurl_setup.ExtensionConfiguration(['',
'--with-openssl'])
assert 'HAVE_CURL_SSL' in config.define_symbols
assert 'HAVE_CURL_OPENSSL' in config.define_symbols
assert 'crypto' in config.libraries
assert 'HAVE_CURL_GNUTLS' not in config.define_symbols
assert 'HAVE_CURL_NSS' not in config.define_symbols
@util.only_unix
@using_curl_config('curl-config-ssl-feature-only')
def test_with_gnutls_library(self):
config = pycurl_setup.ExtensionConfiguration(['',
'--with-gnutls'])
assert 'HAVE_CURL_SSL' in config.define_symbols
assert 'HAVE_CURL_GNUTLS' in config.define_symbols
assert 'gnutls' in config.libraries
assert 'HAVE_CURL_OPENSSL' not in config.define_symbols
assert 'HAVE_CURL_NSS' not in config.define_symbols
@util.only_unix
@using_curl_config('curl-config-ssl-feature-only')
def test_with_nss_library(self):
config = pycurl_setup.ExtensionConfiguration(['',
'--with-nss'])
assert 'HAVE_CURL_SSL' in config.define_symbols
assert 'HAVE_CURL_NSS' in config.define_symbols
assert 'ssl3' in config.libraries
assert 'HAVE_CURL_OPENSSL' not in config.define_symbols
assert 'HAVE_CURL_GNUTLS' not in config.define_symbols
@util.only_unix
@using_curl_config('curl-config-empty')
def test_no_ssl_feature_with_libcurl_dll(self):
config = pycurl_setup.ExtensionConfiguration(['',
'--libcurl-dll=tests/fake-curl/libcurl/with_openssl.so'])
# openssl should not be detected
assert 'HAVE_CURL_SSL' not in config.define_symbols
assert 'HAVE_CURL_OPENSSL' not in config.define_symbols
assert 'crypto' not in config.libraries
@util.only_unix
@using_curl_config('curl-config-empty')
def test_no_ssl_feature_with_ssl(self):
old_stderr = sys.stderr
sys.stderr = captured_stderr = StringIO()
try:
config = pycurl_setup.ExtensionConfiguration(['',
'--with-ssl'])
# openssl should not be detected
assert 'HAVE_CURL_SSL' not in config.define_symbols
assert 'HAVE_CURL_OPENSSL' not in config.define_symbols
assert 'crypto' not in config.libraries
finally:
sys.stderr = old_stderr
self.assertEqual("Warning: SSL backend specified manually but libcurl does not use SSL",
captured_stderr.getvalue().strip())
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