socks module: polish, add tests

1 files changed, 55 insertions, 0 deletions

diff --git a/test/test_socks.py b/test/test_socks.py
new file mode 100644
index 00000000..3771df62
--- /dev/null
+++ b/test/test_socks.py
@@ -0,0 +1,55 @@
+from cStringIO import StringIO
+import socket
+from netlib import socks, utils
+import tutils
+
+
+def test_client_greeting():
+    raw = StringIO("\x05\x02\x00\xBE\xEF")
+    out = StringIO()
+    msg = socks.ClientGreeting.from_file(raw)
+    msg.to_file(out)
+
+    assert out.getvalue() == raw.getvalue()[:-1]
+    assert msg.ver == 5
+    assert len(msg.methods) == 2
+    assert 0xBE in msg.methods
+    assert 0xEF not in msg.methods
+
+
+def test_server_greeting():
+    raw = StringIO("\x05\x02")
+    out = StringIO()
+    msg = socks.ServerGreeting.from_file(raw)
+    msg.to_file(out)
+
+    assert out.getvalue() == raw.getvalue()
+    assert msg.ver == 5
+    assert msg.method == 0x02
+
+
+def test_message():
+    raw = StringIO("\x05\x01\x00\x03\x0bexample.com\xDE\xAD\xBE\xEF")
+    out = StringIO()
+    msg = socks.Message.from_file(raw)
+    assert raw.read(2) == "\xBE\xEF"
+    msg.to_file(out)
+
+    assert out.getvalue() == raw.getvalue()[:-2]
+    assert msg.ver == 5
+    assert msg.msg == 0x01
+    assert msg.atyp == 0x03
+    assert msg.addr == ("example.com", 0xDEAD)
+
+    # Test ATYP=0x01 (IPV4)
+    raw = StringIO("\x05\x01\x00\x01\x7f\x00\x00\x01\xDE\xAD\xBE\xEF")
+    msg = socks.Message.from_file(raw)
+    assert raw.read(2) == "\xBE\xEF"
+    assert msg.addr == ("127.0.0.1", 0xDEAD)
+
+    # Test ATYP=0x04 (IPV6)
+    ipv6_addr = "2001:0db8:85a3:08d3:1319:8a2e:0370:7344"
+    raw = StringIO("\x05\x01\x00\x04" + utils.inet_pton(socket.AF_INET6, ipv6_addr) + "\xDE\xAD\xBE\xEF")
+    msg = socks.Message.from_file(raw)
+    assert raw.read(2) == "\xBE\xEF"
+    assert msg.addr.host == ipv6_addr
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