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Disable gethostbyname and getaddrinfo too. #64

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Disable gethostbyname and getaddrinfo too. #64

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a30ef55
Disable gethostbyname and getaddrinfo too.
shaleh May 13, 2021
69321a6
Merge branch 'main' into block-getaddr-and-host
miketheman Dec 23, 2021
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6 changes: 6 additions & 0 deletions pytest_socket.py
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,8 @@

_true_socket = socket.socket
_true_connect = socket.socket.connect
_true_getaddrinfo = socket.getaddrinfo
_true_gethostbyname = socket.gethostbyname


class SocketBlockedError(RuntimeError):
Expand Down Expand Up @@ -78,12 +80,16 @@ def __new__(cls, family=-1, type=-1, proto=-1, fileno=None):
raise SocketBlockedError()

socket.socket = GuardedSocket
socket.getaddrinfo = GuardedSocket
socket.gethostbyname = GuardedSocket


def enable_socket():
""" re-enable socket.socket to enable the Internet. useful in testing.
"""
socket.socket = _true_socket
socket.getaddrinfo = _true_getaddrinfo
socket.gethostbyname = _true_gethostbyname


def pytest_configure(config):
Expand Down
13 changes: 13 additions & 0 deletions tests/test_socket.py
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,7 @@

def test_socket():
socket.socket(socket.AF_INET, socket.SOCK_STREAM)
socket.gethostbyname("localhost")
"""


Expand Down Expand Up @@ -62,6 +63,7 @@ def disable_socket_for_all():

def test_socket():
socket.socket(socket.AF_INET, socket.SOCK_STREAM)
socket.gethostbyname("localhost")
""")
result = testdir.runpytest("--verbose")
assert_socket_blocked(result)
Expand Down Expand Up @@ -117,6 +119,7 @@ def test_disable_socket_marker(testdir):
@pytest.mark.disable_socket
def test_socket():
socket.socket(socket.AF_INET, socket.SOCK_STREAM)
socket.gethostbyname("localhost")
""")
result = testdir.runpytest("--verbose")
assert_socket_blocked(result)
Expand All @@ -130,6 +133,7 @@ def test_enable_socket_marker(testdir):
@pytest.mark.enable_socket
def test_socket():
socket.socket(socket.AF_INET, socket.SOCK_STREAM)
socket.gethostbyname("localhost")
""")
result = testdir.runpytest("--verbose", "--disable-socket")
result.assert_outcomes(1, 0, 0)
Expand Down Expand Up @@ -198,17 +202,20 @@ def test_double_enabled():
pytest_socket.enable_socket()
pytest_socket.enable_socket()
socket.socket(socket.AF_INET, socket.SOCK_STREAM)
socket.gethostbyname("localhost")

def test_double_disabled():
pytest_socket.disable_socket()
pytest_socket.disable_socket()
with pytest.raises(pytest_socket.SocketBlockedError):
socket.socket(socket.AF_INET, socket.SOCK_STREAM)
socket.gethostbyname("localhost")

def test_disable_enable():
pytest_socket.disable_socket()
pytest_socket.enable_socket()
socket.socket(socket.AF_INET, socket.SOCK_STREAM)
socket.gethostbyname("localhost")
""")
result = testdir.runpytest("--verbose")
result.assert_outcomes(3, 0, 0)
Expand All @@ -221,6 +228,7 @@ def test_socket_enabled_fixture(testdir, socket_enabled):
import socket
def test_socket_enabled(socket_enabled):
socket.socket(socket.AF_INET, socket.SOCK_STREAM)
socket.gethostbyname("localhost")
""")
result = testdir.runpytest("--verbose")
result.assert_outcomes(1, 0, 0)
Expand All @@ -234,10 +242,15 @@ def test_mix_and_match(testdir, socket_enabled):

def test_socket1():
socket.socket(socket.AF_INET, socket.SOCK_STREAM)
socket.gethostbyname("localhost")

def test_socket_enabled(socket_enabled):
socket.socket(socket.AF_INET, socket.SOCK_STREAM)
socket.gethostbyname("localhost")

def test_socket2():
socket.socket(socket.AF_INET, socket.SOCK_STREAM)
socket.gethostbyname("localhost")
""")
result = testdir.runpytest("--verbose", "--disable-socket")
result.assert_outcomes(1, 0, 2)
Expand Down