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			210 lines
		
	
	
	
		
			7.8 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			210 lines
		
	
	
	
		
			7.8 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| import unittest
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| 
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| import sys, io, subprocess
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| import quopri
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| 
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| 
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| 
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| ENCSAMPLE = b"""\
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| Here's a bunch of special=20
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| 
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| =A1=A2=A3=A4=A5=A6=A7=A8=A9
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| =AA=AB=AC=AD=AE=AF=B0=B1=B2=B3
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| =B4=B5=B6=B7=B8=B9=BA=BB=BC=BD=BE
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| =BF=C0=C1=C2=C3=C4=C5=C6
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| =C7=C8=C9=CA=CB=CC=CD=CE=CF
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| =D0=D1=D2=D3=D4=D5=D6=D7
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| =D8=D9=DA=DB=DC=DD=DE=DF
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| =E0=E1=E2=E3=E4=E5=E6=E7
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| =E8=E9=EA=EB=EC=ED=EE=EF
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| =F0=F1=F2=F3=F4=F5=F6=F7
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| =F8=F9=FA=FB=FC=FD=FE=FF
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| 
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| characters... have fun!
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| """
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| 
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| # First line ends with a space
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| DECSAMPLE = b"Here's a bunch of special \n" + \
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| b"""\
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| 
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| \xa1\xa2\xa3\xa4\xa5\xa6\xa7\xa8\xa9
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| \xaa\xab\xac\xad\xae\xaf\xb0\xb1\xb2\xb3
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| \xb4\xb5\xb6\xb7\xb8\xb9\xba\xbb\xbc\xbd\xbe
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| \xbf\xc0\xc1\xc2\xc3\xc4\xc5\xc6
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| \xc7\xc8\xc9\xca\xcb\xcc\xcd\xce\xcf
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| \xd0\xd1\xd2\xd3\xd4\xd5\xd6\xd7
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| \xd8\xd9\xda\xdb\xdc\xdd\xde\xdf
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| \xe0\xe1\xe2\xe3\xe4\xe5\xe6\xe7
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| \xe8\xe9\xea\xeb\xec\xed\xee\xef
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| \xf0\xf1\xf2\xf3\xf4\xf5\xf6\xf7
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| \xf8\xf9\xfa\xfb\xfc\xfd\xfe\xff
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| 
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| characters... have fun!
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| """
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| 
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| 
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| def withpythonimplementation(testfunc):
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|     def newtest(self):
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|         # Test default implementation
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|         testfunc(self)
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|         # Test Python implementation
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|         if quopri.b2a_qp is not None or quopri.a2b_qp is not None:
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|             oldencode = quopri.b2a_qp
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|             olddecode = quopri.a2b_qp
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|             try:
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|                 quopri.b2a_qp = None
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|                 quopri.a2b_qp = None
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|                 testfunc(self)
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|             finally:
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|                 quopri.b2a_qp = oldencode
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|                 quopri.a2b_qp = olddecode
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|     newtest.__name__ = testfunc.__name__
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|     return newtest
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| 
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| class QuopriTestCase(unittest.TestCase):
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|     # Each entry is a tuple of (plaintext, encoded string).  These strings are
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|     # used in the "quotetabs=0" tests.
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|     STRINGS = (
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|         # Some normal strings
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|         (b'hello', b'hello'),
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|         (b'''hello
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|         there
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|         world''', b'''hello
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|         there
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|         world'''),
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|         (b'''hello
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|         there
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|         world
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| ''', b'''hello
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|         there
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|         world
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| '''),
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|         (b'\201\202\203', b'=81=82=83'),
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|         # Add some trailing MUST QUOTE strings
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|         (b'hello ', b'hello=20'),
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|         (b'hello\t', b'hello=09'),
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|         # Some long lines.  First, a single line of 108 characters
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|         (b'xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx\xd8\xd9\xda\xdb\xdc\xdd\xde\xdfxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx',
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|          b'''xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx=D8=D9=DA=DB=DC=DD=DE=DFx=
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| xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx'''),
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|         # A line of exactly 76 characters, no soft line break should be needed
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|         (b'yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy',
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|         b'yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy'),
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|         # A line of 77 characters, forcing a soft line break at position 75,
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|         # and a second line of exactly 2 characters (because the soft line
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|         # break `=' sign counts against the line length limit).
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|         (b'zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz',
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|          b'''zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz=
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| zz'''),
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|         # A line of 151 characters, forcing a soft line break at position 75,
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|         # with a second line of exactly 76 characters and no trailing =
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|         (b'zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz',
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|          b'''zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz=
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| zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz'''),
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|         # A string containing a hard line break, but which the first line is
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|         # 151 characters and the second line is exactly 76 characters.  This
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|         # should leave us with three lines, the first which has a soft line
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|         # break, and which the second and third do not.
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|         (b'''yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy
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| zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz''',
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|          b'''yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy=
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| yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy
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| zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz'''),
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|         # Now some really complex stuff ;)
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|         (DECSAMPLE, ENCSAMPLE),
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|         )
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| 
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|     # These are used in the "quotetabs=1" tests.
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|     ESTRINGS = (
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|         (b'hello world', b'hello=20world'),
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|         (b'hello\tworld', b'hello=09world'),
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|         )
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| 
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|     # These are used in the "header=1" tests.
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|     HSTRINGS = (
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|         (b'hello world', b'hello_world'),
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|         (b'hello_world', b'hello=5Fworld'),
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|         )
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| 
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|     @withpythonimplementation
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|     def test_encodestring(self):
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|         for p, e in self.STRINGS:
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|             self.assertEqual(quopri.encodestring(p), e)
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| 
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|     @withpythonimplementation
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|     def test_decodestring(self):
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|         for p, e in self.STRINGS:
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|             self.assertEqual(quopri.decodestring(e), p)
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| 
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|     @withpythonimplementation
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|     def test_decodestring_double_equals(self):
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|         # Issue 21511 - Ensure that byte string is compared to byte string
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|         # instead of int byte value
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|         decoded_value, encoded_value = (b"123=four", b"123==four")
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|         self.assertEqual(quopri.decodestring(encoded_value), decoded_value)
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| 
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|     @withpythonimplementation
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|     def test_idempotent_string(self):
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|         for p, e in self.STRINGS:
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|             self.assertEqual(quopri.decodestring(quopri.encodestring(e)), e)
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| 
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|     @withpythonimplementation
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|     def test_encode(self):
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|         for p, e in self.STRINGS:
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|             infp = io.BytesIO(p)
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|             outfp = io.BytesIO()
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|             quopri.encode(infp, outfp, quotetabs=False)
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|             self.assertEqual(outfp.getvalue(), e)
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| 
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|     @withpythonimplementation
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|     def test_decode(self):
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|         for p, e in self.STRINGS:
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|             infp = io.BytesIO(e)
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|             outfp = io.BytesIO()
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|             quopri.decode(infp, outfp)
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|             self.assertEqual(outfp.getvalue(), p)
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| 
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|     @withpythonimplementation
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|     def test_embedded_ws(self):
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|         for p, e in self.ESTRINGS:
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|             self.assertEqual(quopri.encodestring(p, quotetabs=True), e)
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|             self.assertEqual(quopri.decodestring(e), p)
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| 
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|     @withpythonimplementation
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|     def test_encode_header(self):
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|         for p, e in self.HSTRINGS:
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|             self.assertEqual(quopri.encodestring(p, header=True), e)
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| 
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|     @withpythonimplementation
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|     def test_decode_header(self):
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|         for p, e in self.HSTRINGS:
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|             self.assertEqual(quopri.decodestring(e, header=True), p)
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| 
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|     def test_scriptencode(self):
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|         (p, e) = self.STRINGS[-1]
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|         process = subprocess.Popen([sys.executable, "-mquopri"],
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|                                    stdin=subprocess.PIPE, stdout=subprocess.PIPE)
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|         self.addCleanup(process.stdout.close)
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|         cout, cerr = process.communicate(p)
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|         # On Windows, Python will output the result to stdout using
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|         # CRLF, as the mode of stdout is text mode. To compare this
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|         # with the expected result, we need to do a line-by-line comparison.
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|         cout = cout.decode('latin-1').splitlines()
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|         e = e.decode('latin-1').splitlines()
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|         assert len(cout)==len(e)
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|         for i in range(len(cout)):
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|             self.assertEqual(cout[i], e[i])
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|         self.assertEqual(cout, e)
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| 
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|     def test_scriptdecode(self):
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|         (p, e) = self.STRINGS[-1]
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|         process = subprocess.Popen([sys.executable, "-mquopri", "-d"],
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|                                    stdin=subprocess.PIPE, stdout=subprocess.PIPE)
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|         self.addCleanup(process.stdout.close)
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|         cout, cerr = process.communicate(e)
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|         cout = cout.decode('latin-1')
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|         p = p.decode('latin-1')
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|         self.assertEqual(cout.splitlines(), p.splitlines())
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| 
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| if __name__ == "__main__":
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|     unittest.main()
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