From 5692c7359c7c468e1ee35f9bdd3b7b92fd67592c Mon Sep 17 00:00:00 2001
From: Aldo Cortesi <aldo@nullcube.com>
Date: Wed, 16 Feb 2011 11:21:06 +1300
Subject: Import Will McGugan's netstring module.

Module is in the Public Domain.

I expect to modify and extend this module, so I've imported into main library
rather than contrib. Code has been reformatted to suite our code standard,
tests have been extrated into /tests directory.
---
 test/test_netstring.py | 63 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 test/test_netstring.py

(limited to 'test')

diff --git a/test/test_netstring.py b/test/test_netstring.py
new file mode 100644
index 00000000..efcfd83f
--- /dev/null
+++ b/test/test_netstring.py
@@ -0,0 +1,63 @@
+from libmproxy import netstring
+from cStringIO import StringIO
+import libpry
+
+
+
+class uNetstring(libpry.AutoTree):
+    def setUp(self):
+        self.test_data = "Netstring module by Will McGugan"
+        self.encoded_data = "9:Netstring,6:module,2:by,4:Will,7:McGugan,"
+
+    def test_header(self):
+        tests = [ ("netstring", "9:"),
+                  ("Will McGugan", "12:"),
+                  ("", "0:") ]
+        for test, result in tests:
+            assert netstring.header(test) == result 
+            
+    def test_encode(self):
+        tests = [ ("netstring", "9:netstring,"),
+                  ("Will McGugan", "12:Will McGugan,"),
+                  ("", "0:,") ]
+        for test, result in tests:                
+            assert netstring.encode(test) == result 
+            
+    def test_file_encoder(self):
+        file_out = StringIO()
+        data = self.test_data.split()
+        encoder = netstring.FileEncoder(file_out)
+        for s in data:
+            encoder.write(s)
+        encoded_data = file_out.getvalue()            
+        assert encoded_data == self.encoded_data
+        
+    def test_decode_file(self):
+        data = self.test_data.split()
+        for buffer_size in range(1, len(self.encoded_data)):
+            file_in = StringIO(self.encoded_data[:])            
+            decoded_data = list(netstring.decode_file(file_in, buffer_size = buffer_size))
+            assert decoded_data == data
+        
+    def test_decoder(self):
+        encoded_data = self.encoded_data
+        for step in range(1, len(encoded_data)):
+            i = 0
+            chunks = []
+            while i < len(encoded_data):
+                chunks.append(encoded_data[i:i+step])
+                i += step                
+            decoder = netstring.Decoder()
+            decoded_data = [] 
+            for chunk in chunks:
+                for s in decoder.feed(chunk):
+                    decoded_data.append(s)
+            assert decoded_data == self.test_data.split()
+
+
+
+
+tests = [
+    uNetstring()
+]
+
-- 
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