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# Copyright 2014 Microsoft Corporation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
import unittest
from env import waagent
import sys
from tests.tools import *
class MockHTTPResponse(object):
def __init__(self, status=200):
self.status = status
self.reason = "foo"
def getheaders(*args, **kwargs):
return {"hehe" : "haha"}
def read(*args, **kwargs):
return "bar"
class MockOldHTTPConnection(object):
MockHost=None
MockPort=None
MockUrl=None
MockCallCount=0
def __init__(self, host, port):
self.__class__.MockHost = host
self.__class__.MockPort = port
def request(self, method, url, data, headers = None):
self.__class__.MockUrl = url
self.__class__.MockCallCount += 1
def getresponse(*args, **kwargs):
return MockHTTPResponse()
class MockHTTPConnection(MockOldHTTPConnection):
def set_tunnel(*args, **kwargs):
pass
class MockBadHTTPConnection(MockHTTPConnection):
def getresponse(*args, **kwargs):
return MockHTTPResponse(500)
class MockHttpLib(object):
def __init__(self):
self.HTTPConnection = MockHTTPConnection
self.OK = 200
MockOSEnv = {
"http_proxy":"http://httpproxy:8888",
"https_proxy":"https://httpsproxy:8888"
}
class TestHttp(unittest.TestCase):
def test_parseurl(self):
httputil = waagent.Util()
host, port, secure, path = httputil._ParseUrl("http://foo:8/bar?hehe")
self.assertEquals("foo", host)
self.assertEquals(8, port)
self.assertEquals(False, secure)
self.assertEquals("/bar?hehe", path)
host, port, secure, path = httputil._ParseUrl("http://foo.bar/")
self.assertEquals("foo.bar", host)
self.assertEquals(80, port)
self.assertEquals(False, secure)
self.assertEquals("/", path)
host, port, secure, path= httputil._ParseUrl("https://foo.bar/")
self.assertEquals("foo.bar", host)
self.assertEquals(80, port)
self.assertEquals(True, secure)
self.assertEquals("/", path)
self.assertRaises(ValueError, httputil._ParseUrl,
"https://a:b@foo.bar/")
host, port, secure, path = httputil._ParseUrl("https://foo.bar")
self.assertEquals("foo.bar", host)
self.assertEquals(80, port)
self.assertEquals(True, secure)
self.assertEquals("/", path)
host, port, secure, path = httputil._ParseUrl("http://a:b@foo.bar:8888")
self.assertEquals("a:b@foo.bar", host)
self.assertEquals(8888, port)
self.assertEquals(False, secure)
self.assertEquals("/", path)
@Mockup(waagent.httplib, "HTTPConnection", MockHTTPConnection)
@Mockup(waagent.os, "environ", MockOSEnv)
def test_http_request(self):
httputil = waagent.Util()
#If chkProxy is on, host and port should point to proxy server
httputil.HttpRequest("GET", "http://foo.bar/get", chkProxy=True)
self.assertEquals("httpproxy", MockHTTPConnection.MockHost)
self.assertEquals(8888, MockHTTPConnection.MockPort)
self.assertEquals("http://foo.bar:80/get", MockHTTPConnection.MockUrl)
#If chkProxy is off, ignore proxy
httputil.HttpRequest("GET", "http://foo.bar/get", chkProxy=False)
self.assertEquals("foo.bar", MockHTTPConnection.MockHost)
self.assertEquals(80, MockHTTPConnection.MockPort)
self.assertEquals("/get", MockHTTPConnection.MockUrl)
@Mockup(waagent, "httplib" , MockHttpLib())
def test_https_fallback(self):
httputil = waagent.Util()
print "The bellowing warning log is expected:"
httputil.HttpRequest("GET", "https://foo.bar/get")
self.assertEquals("/get", MockHTTPConnection.MockUrl)
@Mockup(waagent.httplib, "HTTPConnection", MockOldHTTPConnection)
@Mockup(waagent.httplib, "HTTPSConnection", MockOldHTTPConnection)
@Mockup(waagent.os, "environ", MockOSEnv)
def test_https_fallback2(self):
httputil = waagent.Util()
print "The bellowing warning log is expected:"
httputil.HttpRequest("GET", "https://foo.bar/get", chkProxy=True)
self.assertEquals("http://foo.bar:80/get", MockOldHTTPConnection.MockUrl)
@Mockup(waagent.Util, "RetryWaitingInterval", 0)
@Mockup(waagent.httplib, "HTTPConnection", MockBadHTTPConnection)
def test_retry(self):
httputil = waagent.Util()
MockBadHTTPConnection.MockCallCount=0
print "The bellowing error log is expected:"
httputil.HttpRequest("GET", "http://foo.bar", chkProxy=False, maxRetry=1)
self.assertEquals(2, MockBadHTTPConnection.MockCallCount)
if __name__ == '__main__':
unittest.main()
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