Lib/test/test_shlex.py

   1 # -*- coding: iso-8859-1 -*-
   2 import unittest
   3 import shlex
   4
   5 from test import test_support
   6
   7 try:
   8     from cStringIO import StringIO
   9 except ImportError:
  10     from StringIO import StringIO
  11
  12
  13 # The original test data set was from shellwords, by Hartmut Goebel.
  14
  15 data = r"""x|x|
  16 foo bar|foo|bar|
  17  foo bar|foo|bar|
  18  foo bar |foo|bar|
  19 foo   bar    bla     fasel|foo|bar|bla|fasel|
  20 x y  z              xxxx|x|y|z|xxxx|
  21 \x bar|\|x|bar|
  22 \ x bar|\|x|bar|
  23 \ bar|\|bar|
  24 foo \x bar|foo|\|x|bar|
  25 foo \ x bar|foo|\|x|bar|
  26 foo \ bar|foo|\|bar|
  27 foo "bar" bla|foo|"bar"|bla|
  28 "foo" "bar" "bla"|"foo"|"bar"|"bla"|
  29 "foo" bar "bla"|"foo"|bar|"bla"|
  30 "foo" bar bla|"foo"|bar|bla|
  31 foo 'bar' bla|foo|'bar'|bla|
  32 'foo' 'bar' 'bla'|'foo'|'bar'|'bla'|
  33 'foo' bar 'bla'|'foo'|bar|'bla'|
  34 'foo' bar bla|'foo'|bar|bla|
  35 blurb foo"bar"bar"fasel" baz|blurb|foo"bar"bar"fasel"|baz|
  36 blurb foo'bar'bar'fasel' baz|blurb|foo'bar'bar'fasel'|baz|
  37 ""|""|
  38 ''|''|
  39 foo "" bar|foo|""|bar|
  40 foo '' bar|foo|''|bar|
  41 foo "" "" "" bar|foo|""|""|""|bar|
  42 foo '' '' '' bar|foo|''|''|''|bar|
  43 \""|\|""|
  44 "\"|"\"|
  45 "foo\ bar"|"foo\ bar"|
  46 "foo\\ bar"|"foo\\ bar"|
  47 "foo\\ bar\"|"foo\\ bar\"|
  48 "foo\\" bar\""|"foo\\"|bar|\|""|
  49 "foo\\ bar\" dfadf"|"foo\\ bar\"|dfadf"|
  50 "foo\\\ bar\" dfadf"|"foo\\\ bar\"|dfadf"|
  51 "foo\\\x bar\" dfadf"|"foo\\\x bar\"|dfadf"|
  52 "foo\x bar\" dfadf"|"foo\x bar\"|dfadf"|
  53 \''|\|''|
  54 'foo\ bar'|'foo\ bar'|
  55 'foo\\ bar'|'foo\\ bar'|
  56 "foo\\\x bar\" df'a\ 'df'|"foo\\\x bar\"|df'a|\|'df'|
  57 \"foo"|\|"foo"|
  58 \"foo"\x|\|"foo"|\|x|
  59 "foo\x"|"foo\x"|
  60 "foo\ "|"foo\ "|
  61 foo\ xx|foo|\|xx|
  62 foo\ x\x|foo|\|x|\|x|
  63 foo\ x\x\""|foo|\|x|\|x|\|""|
  64 "foo\ x\x"|"foo\ x\x"|
  65 "foo\ x\x\\"|"foo\ x\x\\"|
  66 "foo\ x\x\\""foobar"|"foo\ x\x\\"|"foobar"|
  67 "foo\ x\x\\"\''"foobar"|"foo\ x\x\\"|\|''|"foobar"|
  68 "foo\ x\x\\"\'"fo'obar"|"foo\ x\x\\"|\|'"fo'|obar"|
  69 "foo\ x\x\\"\'"fo'obar" 'don'\''t'|"foo\ x\x\\"|\|'"fo'|obar"|'don'|\|''|t'|
  70 'foo\ bar'|'foo\ bar'|
  71 'foo\\ bar'|'foo\\ bar'|
  72 foo\ bar|foo|\|bar|
  73 foo#bar\nbaz|foobaz|
  74 :-) ;-)|:|-|)|;|-|)|
  75 áéíóú|á|é|í|ó|ú|
  76 """
  77
  78 posix_data = r"""x|x|
  79 foo bar|foo|bar|
  80  foo bar|foo|bar|
  81  foo bar |foo|bar|
  82 foo   bar    bla     fasel|foo|bar|bla|fasel|
  83 x y  z              xxxx|x|y|z|xxxx|
  84 \x bar|x|bar|
  85 \ x bar| x|bar|
  86 \ bar| bar|
  87 foo \x bar|foo|x|bar|
  88 foo \ x bar|foo| x|bar|
  89 foo \ bar|foo| bar|
  90 foo "bar" bla|foo|bar|bla|
  91 "foo" "bar" "bla"|foo|bar|bla|
  92 "foo" bar "bla"|foo|bar|bla|
  93 "foo" bar bla|foo|bar|bla|
  94 foo 'bar' bla|foo|bar|bla|
  95 'foo' 'bar' 'bla'|foo|bar|bla|
  96 'foo' bar 'bla'|foo|bar|bla|
  97 'foo' bar bla|foo|bar|bla|
  98 blurb foo"bar"bar"fasel" baz|blurb|foobarbarfasel|baz|
  99 blurb foo'bar'bar'fasel' baz|blurb|foobarbarfasel|baz|
 100 ""||
 101 ''||
 102 foo "" bar|foo||bar|
 103 foo '' bar|foo||bar|
 104 foo "" "" "" bar|foo||||bar|
 105 foo '' '' '' bar|foo||||bar|
 106 \"|"|
 107 "\""|"|
 108 "foo\ bar"|foo\ bar|
 109 "foo\\ bar"|foo\ bar|
 110 "foo\\ bar\""|foo\ bar"|
 111 "foo\\" bar\"|foo\|bar"|
 112 "foo\\ bar\" dfadf"|foo\ bar" dfadf|
 113 "foo\\\ bar\" dfadf"|foo\\ bar" dfadf|
 114 "foo\\\x bar\" dfadf"|foo\\x bar" dfadf|
 115 "foo\x bar\" dfadf"|foo\x bar" dfadf|
 116 \'|'|
 117 'foo\ bar'|foo\ bar|
 118 'foo\\ bar'|foo\\ bar|
 119 "foo\\\x bar\" df'a\ 'df"|foo\\x bar" df'a\ 'df|
 120 \"foo|"foo|
 121 \"foo\x|"foox|
 122 "foo\x"|foo\x|
 123 "foo\ "|foo\ |
 124 foo\ xx|foo xx|
 125 foo\ x\x|foo xx|
 126 foo\ x\x\"|foo xx"|
 127 "foo\ x\x"|foo\ x\x|
 128 "foo\ x\x\\"|foo\ x\x\|
 129 "foo\ x\x\\""foobar"|foo\ x\x\foobar|
 130 "foo\ x\x\\"\'"foobar"|foo\ x\x\'foobar|
 131 "foo\ x\x\\"\'"fo'obar"|foo\ x\x\'fo'obar|
 132 "foo\ x\x\\"\'"fo'obar" 'don'\''t'|foo\ x\x\'fo'obar|don't|
 133 "foo\ x\x\\"\'"fo'obar" 'don'\''t' \\|foo\ x\x\'fo'obar|don't|\|
 134 'foo\ bar'|foo\ bar|
 135 'foo\\ bar'|foo\\ bar|
 136 foo\ bar|foo bar|
 137 foo#bar\nbaz|foo|baz|
 138 :-) ;-)|:-)|;-)|
 139 áéíóú|áéíóú|
 140 """
 141
 142 class ShlexTest(unittest.TestCase):
 143     def setUp(self):
 144         self.data = [x.split("|")[:-1]
 145                      for x in data.splitlines()]
 146         self.posix_data = [x.split("|")[:-1]
 147                            for x in posix_data.splitlines()]
 148         for item in self.data:
 149             item[0] = item[0].replace(r"\n", "\n")
 150         for item in self.posix_data:
 151             item[0] = item[0].replace(r"\n", "\n")
 152
 153     def splitTest(self, data, comments):
 154         for i in range(len(data)):
 155             l = shlex.split(data[i][0], comments=comments)
 156             self.assertEqual(l, data[i][1:],
 157                              "%s: %s != %s" %
 158                              (data[i][0], l, data[i][1:]))
 159
 160     def oldSplit(self, s):
 161         ret = []
 162         lex = shlex.shlex(StringIO(s))
 163         tok = lex.get_token()
 164         while tok:
 165             ret.append(tok)
 166             tok = lex.get_token()
 167         return ret
 168
 169     def testSplitPosix(self):
 170         """Test data splitting with posix parser"""
 171         self.splitTest(self.posix_data, comments=True)
 172
 173     def testCompat(self):
 174         """Test compatibility interface"""
 175         for i in range(len(self.data)):
 176             l = self.oldSplit(self.data[i][0])
 177             self.assertEqual(l, self.data[i][1:],
 178                              "%s: %s != %s" %
 179                              (self.data[i][0], l, self.data[i][1:]))
 180
 181 # Allow this test to be used with old shlex.py
 182 if not getattr(shlex, "split", None):
 183     for methname in dir(ShlexTest):
 184         if methname.startswith("test") and methname != "testCompat":
 185             delattr(ShlexTest, methname)
 186
 187 def test_main():
 188     test_support.run_unittest(ShlexTest)
 189
 190 if __name__ == "__main__":
 191     test_main()