PageRenderTime 56ms CodeModel.GetById 23ms RepoModel.GetById 0ms app.codeStats 0ms

/Languages/IronPython/Tests/modules/io_related/re_test.py

http://github.com/IronLanguages/main
Python | 826 lines | 752 code | 38 blank | 36 comment | 11 complexity | 13c4b730eaf17e3212223a7e6c2042f3 MD5 | raw file
Possible License(s): CPL-1.0, BSD-3-Clause, ISC, GPL-2.0, MPL-2.0-no-copyleft-exception 
    

  1. #####################################################################################
    2. 

  2. #
    3. 

  3. #  Copyright (c) Microsoft Corporation. All rights reserved.
    4. 

  4. #
    5. 

  5. # This source code is subject to terms and conditions of the Apache License, Version 2.0. A
    6. 

  6. # copy of the license can be found in the License.html file at the root of this distribution. If
    7. 

  7. # you cannot locate the  Apache License, Version 2.0, please send an email to
    8. 

  8. # ironpy@microsoft.com. By using this source code in any fashion, you are agreeing to be bound
    9. 

  9. # by the terms of the Apache License, Version 2.0.
    10. 

  10. #
    11. 

  11. # You must not remove this notice, or any other, from this software.
    12. 

  12. #
    13. 

  13. #
    14. 

  14. #####################################################################################
    15. 

  15. 

  16. from iptest.assert_util import *
    17. 

  17. 

  18. import re
    19. 

  19. 

  20. def test_none():
    21. 

  21.     for x in 'compile search match split findall finditer'.split():
    22. 

  22.         y = getattr(re, x)
    23. 

  23.         AssertError(TypeError, y, None)
    24. 

  24.         AssertError(TypeError, y, None, None)
    25. 

  25.         AssertError(TypeError, y, None, 'abc')
    26. 

  26.         AssertError(TypeError, y, 'abc', None)
    27. 

  27. 

  28.     # Other exceptional input tests
    29. 

  29.     for x in (re.sub, re.subn):
    30. 

  30.         AssertError(TypeError, x, 'abc', None, 'abc')
    31. 

  31.         AssertError(TypeError, x, 'abc', None, None)
    32. 

  32.         AssertError(TypeError, x, None, 'abc', 'abc')
    33. 

  33.         AssertError(TypeError, x, 'abc', 'abc', None)
    34. 

  34. 

  35.     AssertError(TypeError, re.escape, None)
    36. 

  36.     
    37. 

  37.     
    38. 

  38. def test_sanity_re():
    39. 

  39.     '''
    40. 

  40.     Basic sanity tests for the re module.  Each module member is
    41. 

  41.     used at least once.
    42. 

  42.     '''
    43. 

  43.     #compile
    44. 

  44.     Assert(hasattr(re.compile("(abc){1}"), "pattern"))
    45. 

  45.     Assert(hasattr(re.compile("(abc){1}", re.L), "pattern"))
    46. 

  46.     Assert(hasattr(re.compile("(abc){1}", flags=re.L), "pattern"))
    47. 

  47.     
    48. 

  48.     #I IGNORECASE L LOCAL MMULTILINE S DOTALL U UNICODE X VERBOSE
    49. 

  49.     flags = ["I", "IGNORECASE",
    50. 

  50.                  "L", "LOCALE",
    51. 

  51.                  "M", "MULTILINE",
    52. 

  52.                  "S", "DOTALL",
    53. 

  53.                  "U", "UNICODE",
    54. 

  54.                  "X", "VERBOSE"]
    55. 

  55.     
    56. 

  56.     for f in flags:
    57. 

  57.         Assert(hasattr(re, f))
    58. 

  58.     
    59. 

  59.     #search
    60. 

  60.     AreEqual(re.search("(abc){1}", ""), None)
    61. 

  61.     AreEqual(re.search("(abc){1}", "abcxyz").span(), (0,3))
    62. 

  62.     AreEqual(re.search("(abc){1}", "abcxyz", re.L).span(), (0,3))
    63. 

  63.     AreEqual(re.search("(abc){1}", "abcxyz", flags=re.L).span(), (0,3))
    64. 

  64.     AreEqual(re.search("(abc){1}", "xyzabc").span(), (3,6))
    65. 

  65.     
    66. 

  66.     AreEqual(re.search("(abc){1}", buffer("")), None)
    67. 

  67.     AreEqual(re.search("(abc){1}", buffer("abcxyz")).span(), (0,3))
    68. 

  68.     AreEqual(re.search("(abc){1}", buffer("abcxyz"), re.L).span(), (0,3))
    69. 

  69.     AreEqual(re.search("(abc){1}", buffer("abcxyz"), flags=re.L).span(), (0,3))
    70. 

  70.     AreEqual(re.search("(abc){1}", buffer("xyzabc")).span(), (3,6))
    71. 

  71.     
    72. 

  72.     #match
    73. 

  73.     AreEqual(re.match("(abc){1}", ""), None)
    74. 

  74.     AreEqual(re.match("(abc){1}", "abcxyz").span(), (0,3))
    75. 

  75.     AreEqual(re.match("(abc){1}", "abcxyz", re.L).span(), (0,3))
    76. 

  76.     AreEqual(re.match("(abc){1}", "abcxyz", flags=re.L).span(), (0,3))
    77. 

  77.     
    78. 

  78.     #split
    79. 

  79.     AreEqual(re.split("(abc){1}", ""), [''])
    80. 

  80.     AreEqual(re.split("(abc){1}", "abcxyz"), ['', 'abc', 'xyz'])
    81. 

  81.     #maxsplit
    82. 

  82.     AreEqual(re.split("(abc){1}", "abc", 0), ['', 'abc', ''])
    83. 

  83.     for i in xrange(3):
    84. 

  84.         AreEqual(re.split("(abc){1}", "abc", maxsplit=i), ['', 'abc', ''])
    85. 

  85.         AreEqual(re.split("(abc){1}", "", maxsplit=i), [''])
    86. 

  86.         AreEqual(re.split("(abc){1}", "abcxyz", maxsplit=i), ['', 'abc', 'xyz'])
    87. 

  87.     AreEqual(re.split("(abc){1}", "abcxyzabc", maxsplit=0), ['', 'abc', 'xyz', 'abc', ''])
    88. 

  88.     AreEqual(re.split("(abc){1}", "abcxyzabc", maxsplit=1), ['', 'abc', 'xyzabc'])
    89. 

  89.     AreEqual(re.split("(abc){1}", "abcxyzabc", maxsplit=2), ['', 'abc', 'xyz', 'abc', ''])
    90. 

  90.     
    91. 

  91.     #findall
    92. 

  92.     AreEqual(re.findall("(abc){1}", ""), [])
    93. 

  93.     AreEqual(re.findall("(abc){1}", "abcxyz"), ['abc'])
    94. 

  94.     AreEqual(re.findall("(abc){1}", "abcxyz", re.L), ['abc'])
    95. 

  95.     AreEqual(re.findall("(abc){1}", "abcxyz", flags=re.L), ['abc'])
    96. 

  96.     AreEqual(re.findall("(abc){1}", "xyzabcabc"), ['abc', 'abc'])
    97. 

  97.     
    98. 

  98.     #finditer
    99. 

  99.     AreEqual([x.group() for x in re.finditer("(abc){1}", "")], [])
    100. 

  100.     AreEqual([x.group() for x in re.finditer("(abc){1}", "abcxyz")], ['abc'])
    101. 

  101.     AreEqual([x.group() for x in re.finditer("(abc){1}", "abcxyz", re.L)], ['abc'])
    102. 

  102.     AreEqual([x.group() for x in re.finditer("(abc){1}", "abcxyz", flags=re.L)], ['abc'])
    103. 

  103.     AreEqual([x.group() for x in re.finditer("(abc){1}", "xyzabcabc")], ['abc', 'abc'])
    104. 

  104.     rex = re.compile("foo")
    105. 

  105.     for m in rex.finditer("this is a foo and a foo bar"):
    106. 

  106.         AreEqual((m.pos, m.endpos), (0, 27))
    107. 

  107.     for m in rex.finditer(""):
    108. 

  108.         AreEqual((m.pos, m.endpos), (0, 1))
    109. 

  109.     for m in rex.finditer("abc"):
    110. 

  110.         AreEqual((m.pos, m.endpos), (0, 4))
    111. 

  111.     for m in rex.finditer("foo foo foo foo foo"):
    112. 

  112.         AreEqual((m.pos, m.endpos), (0, 19))
    113. 

  113.     
    114. 

  114.     #sub
    115. 

  115.     AreEqual(re.sub("(abc){1}", "9", "abcd"), "9d")
    116. 

  116.     AreEqual(re.sub("(abc){1}", "abcxyz",'abcd'), "abcxyzd")
    117. 

  117.     AreEqual(re.sub("(abc){1}", "1", "abcd", 0), "1d")
    118. 

  118.     AreEqual(re.sub("(abc){1}", "1", "abcd", count=0), "1d")
    119. 

  119.     AreEqual(re.sub("(abc){1}", "1", "abcdabcd", 1), "1dabcd")
    120. 

  120.     AreEqual(re.sub("(abc){1}", "1", "abcdabcd", 2), "1d1d")
    121. 

  121.     AreEqual(re.sub("(abc){1}", "1", "ABCdabcd", 2, flags=re.I), "1d1d")
    122. 

  122.     
    123. 

  123.     #subn
    124. 

  124.     AreEqual(re.subn("(abc){1}", "9", "abcd"), ("9d", 1))
    125. 

  125.     AreEqual(re.subn("(abc){1}", "abcxyz",'abcd'), ("abcxyzd",1))
    126. 

  126.     AreEqual(re.subn("(abc){1}", "1", "abcd", 0), ("1d",1))
    127. 

  127.     AreEqual(re.subn("(abc){1}", "1", "abcd", count=0), ("1d",1))
    128. 

  128.     AreEqual(re.subn("(abc){1}", "1", "abcdabcd", 1), ("1dabcd",1))
    129. 

  129.     AreEqual(re.subn("(abc){1}", "1", "abcdabcd", 2), ("1d1d",2))
    130. 

  130.     AreEqual(re.subn("(abc){1}", "1", "ABCdabcd", 2, flags=re.I), ("1d1d",2))
    131. 

  131.     
    132. 

  132.     #escape
    133. 

  133.     AreEqual(re.escape("abc"), "abc")
    134. 

  134.     AreEqual(re.escape(""), "")
    135. 

  135.     AreEqual(re.escape("_"), "\\_")
    136. 

  136.     AreEqual(re.escape("a_c"), "a\\_c")
    137. 

  137.     
    138. 

  138.     #error
    139. 

  139.     exc = re.error()
    140. 

  140.     exc = re.error("some args")
    141. 

  141.     
    142. 

  142.     #purge
    143. 

  143.     re.purge()
    144. 

  144.     
    145. 

  145.     
    146. 

  146. def test_sanity_re_pattern():
    147. 

  147.     '''
    148. 

  148.     Basic sanity tests for the re module's Regular Expression
    149. 

  149.     objects (i.e., Pattern in CPython).  Each method/member is
    150. 

  150.     utilized at least once.
    151. 

  151.     '''
    152. 

  152.     pattern = re.compile("(abc){1}")
    153. 

  153.     
    154. 

  154.     #match
    155. 

  155.     AreEqual(pattern.match(""), None)
    156. 

  156.     AreEqual(pattern.match("abcxyz").span(), (0,3))
    157. 

  157.     AreEqual(pattern.match("abc", 0).span(), (0,3))
    158. 

  158.     AreEqual(pattern.match("abc", 0, 3).span(), (0,3))
    159. 

  159.     AreEqual(pattern.match("abc", pos=0, endpos=3).span(), (0,3))
    160. 

  160.     for i in [-1, -2, -5, -7, -8, -65536]:
    161. 

  161.         for j in [3, 4, 5, 7, 8, 65536]:
    162. 

  162.             AreEqual(pattern.match("abc", i, j).span(), (0,3))
    163. 

  163.     AssertError(OverflowError, lambda: pattern.match("abc", 0, 2**32).span())
    164. 

  164.     AssertError(OverflowError, lambda: pattern.match("abc", -(2**32), 3).span())
    165. 

  165.     
    166. 

  166.     #search
    167. 

  167.     AreEqual(pattern.search(""), None)
    168. 

  168.     AreEqual(pattern.search("abcxyz").span(), (0,3))
    169. 

  169.     AreEqual(pattern.search("abc", 0).span(), (0,3))
    170. 

  170.     AreEqual(pattern.search("abc", 0, 3).span(), (0,3))
    171. 

  171.     AreEqual(pattern.search("abc", pos=0, endpos=3).span(), (0,3))
    172. 

  172.     AreEqual(pattern.search("xyzabc").span(), (3,6))
    173. 

  173.     
    174. 

  174.     #split
    175. 

  175.     AreEqual(pattern.split(""), [''])
    176. 

  176.     AreEqual(pattern.split("abcxyz"), ['', 'abc', 'xyz'])
    177. 

  177.     AreEqual(pattern.split("abc", 0), ['', 'abc', ''])
    178. 

  178.     AreEqual(pattern.split("abc", maxsplit=0), ['', 'abc', ''])
    179. 

  179.     AreEqual(pattern.split("abcxyzabc", maxsplit=1), ['', 'abc', 'xyzabc'])
    180. 

  180.     
    181. 

  181.     #findall
    182. 

  182.     AreEqual(pattern.findall(""), [])
    183. 

  183.     AreEqual(pattern.findall("abcxyz"), ['abc'])
    184. 

  184.     AreEqual(pattern.findall("abc", 0), ['abc'])
    185. 

  185.     AreEqual(pattern.findall("abc", 0, 3), ['abc'])
    186. 

  186.     AreEqual(pattern.findall("abc", pos=0, endpos=3), ['abc'])
    187. 

  187.     AreEqual(pattern.findall("xyzabcabc"), ['abc', 'abc'])
    188. 

  188.     
    189. 

  189.     #sub
    190. 

  190.     AreEqual(pattern.sub("9", "abcd"), "9d")
    191. 

  191.     AreEqual(pattern.sub("abcxyz",'abcd'), "abcxyzd")
    192. 

  192.     AreEqual(pattern.sub("1", "abcd", 0), "1d")
    193. 

  193.     AreEqual(pattern.sub("1", "abcd", count=0), "1d")
    194. 

  194.     AreEqual(pattern.sub("1", "abcdabcd", 1), "1dabcd")
    195. 

  195.     AreEqual(pattern.sub("1", "abcdabcd", 2), "1d1d")
    196. 

  196.     
    197. 

  197.     #subn
    198. 

  198.     AreEqual(pattern.subn("9", "abcd"), ("9d", 1))
    199. 

  199.     AreEqual(pattern.subn("abcxyz",'abcd'), ("abcxyzd",1))
    200. 

  200.     AreEqual(pattern.subn("1", "abcd", 0), ("1d",1))
    201. 

  201.     AreEqual(pattern.subn("1", "abcd", count=0), ("1d",1))
    202. 

  202.     AreEqual(pattern.subn("1", "abcdabcd", 1), ("1dabcd",1))
    203. 

  203.     AreEqual(pattern.subn("1", "abcdabcd", 2), ("1d1d",2))
    204. 

  204.     
    205. 

  205.     #flags
    206. 

  206.     AreEqual(pattern.flags, 0)
    207. 

  207.     AreEqual(re.compile("(abc){1}", re.L).flags, re.L)
    208. 

  208.     
    209. 

  209.     #groupindex
    210. 

  210.     AreEqual(pattern.groupindex, {})
    211. 

  211.     AreEqual(re.compile("(?P<abc>)(?P<bcd>)").groupindex, {'bcd': 2, 'abc': 1})
    212. 

  212.     
    213. 

  213.     #pattern
    214. 

  214.     AreEqual(pattern.pattern, "(abc){1}")
    215. 

  215.     AreEqual(re.compile("").pattern, "")
    216. 

  216.     
    217. 

  217. def test_groupindex_empty():
    218. 

  218.     test_list = [   ".", "^", "$", "1*", "2+", "3?", "4*?", "5+?", "6??", "7{1}", "8{1,2}",
    219. 

  219.                     "9{1,2}?", "[a-z]", "|", "(...)", "(?:abc)",
    220. 

  220.                     "\(\?P\<Blah\>abc\)", "(?#...)", "(?=...)", "(?!...)", "(?<=...)",
    221. 

  221.                     "(?<!...)", "\1", "\A", "\d"
    222. 

  222.                     ]
    223. 

  223.     for x in test_list:
    224. 

  224.         AreEqual(re.compile(x).groupindex, {})
    225. 

  225. 

  226.     
    227. 

  227. def test_sanity_re_match():
    228. 

  228.     '''
    229. 

  229.     Basic sanity tests for the re module's Match objects.  Each method/member
    230. 

  230.     is utilized at least once.
    231. 

  231.     '''
    232. 

  232.     pattern = re.compile("(abc){1}")
    233. 

  233.     match_obj = pattern.match("abcxyzabc123 and some other words...")
    234. 

  234.     
    235. 

  235.     #expand
    236. 

  236.     AreEqual(match_obj.expand("\1\g<1>.nt"), '\x01abc.nt')
    237. 

  237.     
    238. 

  238.     #group
    239. 

  239.     AreEqual(match_obj.group(), 'abc')
    240. 

  240.     AreEqual(match_obj.group(1), 'abc')
    241. 

  241.     
    242. 

  242.     #groups
    243. 

  243.     AreEqual(match_obj.groups(), ('abc',))
    244. 

  244.     AreEqual(match_obj.groups(1), ('abc',))
    245. 

  245.     AreEqual(match_obj.groups(99), ('abc',))
    246. 

  246.     
    247. 

  247.     #groupdict
    248. 

  248.     AreEqual(match_obj.groupdict(), {})
    249. 

  249.     AreEqual(match_obj.groupdict(None), {})
    250. 

  250.     AreEqual(re.compile("(abc)").match("abcxyzabc123 and...").groupdict(), {})
    251. 

  251.     
    252. 

  252.     #start
    253. 

  253.     AreEqual(match_obj.start(), 0)
    254. 

  254.     AreEqual(match_obj.start(1), 0)
    255. 

  255.     
    256. 

  256.     #end
    257. 

  257.     AreEqual(match_obj.end(), 3)
    258. 

  258.     AreEqual(match_obj.end(1), 3)
    259. 

  259.     
    260. 

  260.     #span
    261. 

  261.     AreEqual(match_obj.span(), (0,3))
    262. 

  262.     AreEqual(match_obj.span(1), (0,3))
    263. 

  263.     
    264. 

  264.     #pos
    265. 

  265.     AreEqual(match_obj.pos, 0)
    266. 

  266.     
    267. 

  267.     #endpos
    268. 

  268.     AreEqual(match_obj.endpos, 36)
    269. 

  269.     
    270. 

  270.     #lastindex
    271. 

  271.     AreEqual(match_obj.lastindex, 1)
    272. 

  272.     
    273. 

  273.     #lastgroup
    274. 

  274.     #CodePlex Work Item 5518
    275. 

  275.     #AreEqual(match_obj.lastgroup, None)
    276. 

  276.     
    277. 

  277.     #re
    278. 

  278.     Assert(match_obj.re==pattern)
    279. 

  279.     
    280. 

  280.     #string
    281. 

  281.     AreEqual(match_obj.string, "abcxyzabc123 and some other words...")
    282. 

  282.     
    283. 

  283.     
    284. 

  284. def test_comment():
    285. 

  285.     '''
    286. 

  286.     (?#...)
    287. 

  287.     '''
    288. 

  288.     pattern = "a(?#foo)bc"
    289. 

  289.     c = re.compile(pattern)
    290. 

  290.     AreEqual(c.findall("abc"), ['abc'])
    291. 

  291.     
    292. 

  292.     pattern = "a(?#)bc"
    293. 

  293.     c = re.compile(pattern)
    294. 

  294.     AreEqual(c.findall("abc"), ['abc'])
    295. 

  295.     
    296. 

  296.     pattern = "a(?#foo)bdc"
    297. 

  297.     c = re.compile(pattern)
    298. 

  298.     AreEqual(len(c.findall("abc")), 0)
    299. 

  299. 

  300. def test_optional_paren():
    301. 

  301.     pattern = r"""\(?\w+\)?"""
    302. 

  302.     c = re.compile(pattern, re.X)
    303. 

  303.     AreEqual(c.findall('abc'), ['abc'])
    304. 

  304. 

  305. def test_back_match():
    306. 

  306.     p = re.compile('(?P<grp>.+?)(?P=grp)')
    307. 

  307.     AreEqual(p.match('abcabc').groupdict(), {'grp':'abc'})
    308. 

  308.     p = re.compile(r'(?P<delim>[%$])(?P<escaped>(?P=delim))')
    309. 

  309.     AreEqual(p.match('$$').groupdict(), {'escaped': '$', 'delim': '$'})
    310. 

  310.     AreEqual(p.match('$%'), None)
    311. 

  311.     p = re.compile(r'(?P<grp>ab)(a(?P=grp)b)')
    312. 

  312.     AreEqual(p.match('abaabb').groups(), ('ab', 'aabb'))
    313. 

  313.     
    314. 

  314. def test_expand():
    315. 

  315.     AreEqual(re.match("(a)(b)", "ab").expand("blah\g<1>\g<2>"), "blahab")
    316. 

  316.     AreEqual(re.match("(a)()", "ab").expand("blah\g<1>\g<2>\n\r\t\\\\"),'blaha\n\r\t\\')
    317. 

  317.     AreEqual(re.match("(a)()", "ab").expand(""),'')
    318. 

  318. 

  319. def test_sub():
    320. 

  320.     x = '\n   #region Generated Foo\nblah\nblah#end region'
    321. 

  321.     a = re.compile("^([ \t]+)#region Generated Foo.*?#end region", re.MULTILINE|re.DOTALL)
    322. 

  322.     
    323. 

  323.     AreEqual(a.sub("xx", x), "\nxx")            # should match successfully
    324. 

  324.     AreEqual(a.sub("\\x12", x), "\n\\x12")      # should match, but shouldn't un-escape for \x
    325. 

    326. 

  326.     #if optional count arg is 0 then all occurrences should be replaced
    327. 

  327.     AreEqual('bbbb', re.sub("a","b","abab", 0))
    328. 

  328. 

  329.     AreEqual(re.sub(r'(?P<id>b)', '\g<id>\g<id>yadayada', 'bb'), 'bbyadayadabbyadayada')
    330. 

  330.     AreEqual(re.sub(r'(?P<id>b)', '\g<1>\g<id>yadayada', 'bb'), 'bbyadayadabbyadayada')
    331. 

  331.     AssertError(IndexError, re.sub, r'(?P<id>b)', '\g<1>\g<i2>yadayada', 'bb')
    332. 

  332.     # the native implementation just gives a sre_constants.error instead indicating an invalid
    333. 

  333.     # group reference
    334. 

  334.     if is_cli:
    335. 

  335.         AssertError(IndexError, re.sub, r'(?P<id>b)', '\g<1>\g<30>yadayada', 'bb')
    336. 

  336.     
    337. 

  337.     AreEqual(re.sub('x*', '-', 'abc'), '-a-b-c-')
    338. 

  338.     AreEqual(re.subn('x*', '-', 'abc'), ('-a-b-c-', 4))
    339. 

  339.     AreEqual(re.sub('a*', '-', 'abc'), '-b-c-')
    340. 

  340.     AreEqual(re.subn('a*', '-', 'abc'), ('-b-c-', 3))
    341. 

  341.     AreEqual(re.sub('a*', '-', 'a'), '-')
    342. 

  342.     AreEqual(re.subn('a*', '-', 'a'), ('-', 1))
    343. 

  343.     AreEqual(re.sub("a*", "-", "abaabb"), '-b-b-b-')
    344. 

  344.     AreEqual(re.subn("a*", "-", "abaabb"), ('-b-b-b-', 4))
    345. 

  345.     AreEqual(re.sub("(a*)b", "-", "abaabb"), '---')
    346. 

  346.     AreEqual(re.subn("(a*)b", "-", "abaabb"), ('---', 3))
    347. 

  347.     
    348. 

  348.     AreEqual(re.subn("(ab)*", "cd", "abababababab", 10), ('cd', 1))
    349. 

  349.     
    350. 

  350.     AreEqual(re.sub('x*', '-', 'abxd'), '-a-b-d-')
    351. 

  351.     AreEqual(re.subn('x*', '-', 'abxd'), ('-a-b-d-', 4))
    352. 

  352. 

  353.     Assert(re.sub('([^aeiou])y$', r'\lies', 'vacancy') == 'vacan\\lies')
    354. 

  354.     Assert(re.sub('([^aeiou])y$', r'\1ies', 'vacancy') == 'vacancies')
    355. 

  355.     
    356. 

  356.     AreEqual(re.sub("a+", "\n\t\\\?\"\b", "abc"), '\n\t\\?"\x08bc')
    357. 

  357.     AreEqual(re.sub("a+", r"\n\t\\\?\"\b", "abc"), '\n\t\\\\?\\"\x08bc')
    358. 

  358.     AreEqual(re.sub("a+", "\n\t\\\\\\?\"\b", "abc"), '\n\t\\\\?"\x08bc')
    359. 

  359. 

  360. def test_dot():
    361. 

  361.     a = re.compile('.')
    362. 

  362.     AreEqual(a.groupindex, {})
    363. 

  363.     
    364. 

  364.     p = re.compile('.')
    365. 

  365.     z = []
    366. 

  366.     for c in p.finditer('abc'):  z.append((c.start(), c.end()))
    367. 

  367.     z.sort()
    368. 

  368.     AreEqual(z, [(0,1), (1,2), (2,3)])
    369. 

  369. 

  370. def test_x():
    371. 

  371.     nonmatchingp = re.compile('x')
    372. 

  372.     AreEqual(nonmatchingp.search('ecks', 1, 4), None)
    373. 

  373. 

  374. def test_match():
    375. 

  375.     p = re.compile('.')
    376. 

  376.     AreEqual(p.match('bazbar', 1,2).span(), (1,2))
    377. 

  377.     
    378. 

  378. def test_span():
    379. 

  379.     AreEqual(re.match('(baz)(bar)(m)', "bazbarmxyz").span(2),(3, 6))
    380. 

  380.     
    381. 

  381. def test_regs():
    382. 

  382.     AreEqual(re.match('(baz)(bar)(m)', "bazbarmxyz").regs,
    383. 

  383.              ((0, 7), (0, 3), (3, 6), (6, 7)))
    384. 

  384. 

  385.     AreEqual(re.match('bazbar(mm)+(abc)(xyz)', "bazbarmmmmabcxyz123456abc").regs,
    386. 

  386.              ((0, 16), (8, 10), (10, 13), (13, 16)))
    387. 

  387.              
    388. 

  388. def test_endpos():
    389. 

  389.     AreEqual(re.match('(baz)(bar)(m)', "bazbarmx").endpos, 8)
    390. 

  390.     pass
    391. 

  391.     
    392. 

  392. def test_re():
    393. 

  393.     #Just ensure it's there for now
    394. 

  394.     stuff = re.match('a(baz)(bar)(m)', "abazbarmx")
    395. 

  395.     Assert(hasattr(stuff, "re"))
    396. 

  396.     Assert(hasattr(stuff.re, "sub"))
    397. 

  397.     
    398. 

  398. def test_pos():
    399. 

  399.     AreEqual(re.match('(baz)(bar)(m)', "bazbarmx").pos, 0)
    400. 

  400.  
    401. 

  401. def test_startandend():
    402. 

  402.     m = re.match(r'(a)|(b)', 'b')
    403. 

  403.     AreEqual(m.groups(), (None, 'b'))
    404. 

  404.     AreEqual(m.group(0), "b")
    405. 

  405.     AreEqual(m.start(0), 0)
    406. 

  406.     AreEqual(m.end(0), 1)
    407. 

  407.     AreEqual(m.start(1), -1)
    408. 

  408.     AreEqual(m.end(1), -1)
    409. 

  409.     m = re.match(".*", '')
    410. 

  410.     AreEqual(m.groups(), ())
    411. 

  411.     AreEqual(m.start(0), 0)
    412. 

  412.     AreEqual(m.end(0), 0)
    413. 

  413.     AssertError(IndexError, m.group, "112")
    414. 

  414.     AssertError(IndexError, m.group, 112)
    415. 

  415.     AssertError(IndexError, m.group, "-1")
    416. 

  416.     AssertError(IndexError, m.group, -1)
    417. 

  417.     AssertError(IndexError, m.start, 112)
    418. 

  418.     AssertError(IndexError, m.start, -1)
    419. 

  419.     AssertError(IndexError, m.end, "112")
    420. 

  420.     AssertError(IndexError, m.end, 112)
    421. 

  421.     AssertError(IndexError, m.end, "-1")
    422. 

  422.     AssertError(IndexError, m.end, -1)
    423. 

  423. 

  424.     match = re.match(r'(?P<test>test)', 'test')
    425. 

  425.     AreEqual(match.start('test'), 0)
    426. 

  426.     AreEqual(match.end('test'), 4)
    427. 

  427.     
    428. 

  428. def test_start_of_str():
    429. 

  429.     startOfStr = re.compile('^')
    430. 

  430.     AreEqual(startOfStr.match('bazbar', 1), None)
    431. 

  431.     AreEqual(startOfStr.match('bazbar', 0,0).span(), (0,0))
    432. 

  432.     AreEqual(startOfStr.match('bazbar', 1,2), None)
    433. 

  433.     AreEqual(startOfStr.match('bazbar', endpos=3).span(), (0,0))
    434. 

  434.     
    435. 

  435.     AreEqual(re.sub('^', 'x', ''), 'x')
    436. 

  436.     AreEqual(re.sub('^', 'x', ' '), 'x ')
    437. 

  437.     AreEqual(re.sub('^', 'x', 'abc'), 'xabc')
    438. 

  438. 

  439. # check that groups in split RE are added properly
    440. 

  440. def test_split():
    441. 

  441.     AreEqual(re.split('{(,)?}', '1 {} 2 {,} 3 {} 4'), ['1 ', None, ' 2 ', ',', ' 3 ', None, ' 4'])
    442. 

  442. 

  443.     pnogrp = ','
    444. 

  444.     
    445. 

  445.     ptwogrp = '((,))'
    446. 

  446.     csv = '0,1,1,2,3,5,8,13,21,44'
    447. 

  447.     AreEqual(re.split(pnogrp, csv, 1), ['0', csv[2:]])
    448. 

  448.     AreEqual(re.split(pnogrp, csv, 2), ['0','1', csv[4:]])
    449. 

  449.     AreEqual(re.split(pnogrp, csv, 1000), re.split(pnogrp, csv))
    450. 

  450.     AreEqual(re.split(pnogrp, csv, 0), re.split(pnogrp, csv))
    451. 

  451.     AreEqual(re.split(pnogrp, csv, -1), [csv])
    452. 

  452.     
    453. 

  453.     ponegrp = '(,)'
    454. 

  454.     AreEqual(re.split(ponegrp, csv, 1), ['0', ',', csv[2:]])
    455. 

  455. 

  456. def test_escape():
    457. 

  457.     compiled = re.compile(re.escape("hi_"))
    458. 

  458.     
    459. 

  459.     all = re.compile('(.*)')
    460. 

  460.     AreEqual(all.search('abcdef', 3).group(0), 'def')
    461. 

  461.     
    462. 

  462.     AssertError(IndexError, re.match("a[bcd]*b", 'abcbd').group, 1)
    463. 

  463.     AreEqual(re.match('(a[bcd]*b)', 'abcbd').group(1), 'abcb')
    464. 

  464. 

  465.     s = ''
    466. 

  466.     for i in range(32, 128):
    467. 

  467.         if not chr(i).isalnum():
    468. 

  468.             s = s + chr(i)
    469. 

  469.     x = re.escape(s)
    470. 

  470.     Assert(x == '\\ \\!\\"\\#\\$\\%\\&\\\'\\(\\)\\*\\+\\,\\-\\.\\/\\:\\;\\<\\=\\>\\?\\@\\[\\\\\\]\\^\\_\\`\\{\\|\\}\\~\\\x7f')
    471. 

  471. 

  472.     x = re.compile(r'[\\A-Z\.\+]')
    473. 

  473.     Assert(x.search('aaaA\\B\\Caaa'))
    474. 

  474.     
    475. 

  475. # From the docs: "^" matches only at the start of the string, or in MULTILINE mode also immediately
    476. 

  476. # following a newline.
    477. 

  477. m = re.compile("a").match("ba", 1)  # succeed
    478. 

  478. AreEqual('a', m.group(0))
    479. 

  479. # bug 23668
    480. 

  480. #AreEqual(re.compile("^a").search("ba", 1), None)   # fails; 'a' not at start
    481. 

  481. #AreEqual(re.compile("^a").search("\na", 1), None)  # fails; 'a' not at start
    482. 

  482. m = re.compile("^a", re.M).search("\na", 1)        # succeed (multiline)
    483. 

  483. AreEqual('a', m.group(0))
    484. 

  484. 

  485. # bug 938
    486. 

  486. #AreEqual(re.compile("^a", re.M).search("ba", 1), None) # fails; no preceding \n
    487. 

  487. 

  488. # findall
    489. 

  489. def test_findall():
    490. 

  490.     for (x, y, z) in (
    491. 

  491.             ('\d+', '99 blahblahblah 183 blah 12 blah 7777 yada yada', ['99', '183', '12', '7777']),
    492. 

  492.             ('^\d+', '0blahblahblah blah blah yada yada1', ['0']),
    493. 

  493.             ('^\d+', 'blahblahblah blah blah yada yada1', []),
    494. 

  494.             ("(\d+)|(\w+)", "x = 999y + 23", [('', 'x'), ('999', ''), ('', 'y'), ('23', '')]),
    495. 

  495.             ("(\d)(\d\d)(\d\d\d)", "123456789123456789", [('1', '23', '456'), ('7', '89', '123'), ('4', '56', '789')]),
    496. 

  496.             (r"(?i)(\w+)\s+fish\b", "green fish black fish red fish blue fish", ['green', 'black', 'red', 'blue']),
    497. 

  497.             ('(a)(b)', 'abab', [('a', 'b'), ('a', 'b')]),
    498. 

  498.         ):
    499. 

  499.         AreEqual(re.findall(x, y), z)
    500. 

  500.         AreEqual(re.compile(x).findall(y), z)
    501. 

  501. 

  502. def test_match_groups():
    503. 

  503.     m = re.match('(?P<test>a)(b)', 'ab')
    504. 

  504.     Assert(m.groups() == ('a', 'b'))
    505. 

  505.     m = re.match('(u)(?P<test>v)(b)(?P<Named2>w)(x)(y)', 'uvbwxy')
    506. 

  506.     Assert(m.groups() == ('u', 'v', 'b', 'w', 'x', 'y'))
    507. 

  507. 

  508. def test_options():
    509. 

  509.     # coverage for ?iLmsux options in re.compile path
    510. 

  510.     tests = [ ("t(?=s)", "atreftsadbeatwttta", ['t']),
    511. 

  511.               ("t(?!s)", "atreftsadbeatststs", ['t']) ]
    512. 

  512. 

  513.     # native implementation does not handle extensions specified in this way
    514. 

  514.     if is_cli:
    515. 

  515.         tests.extend([
    516. 

  516.             ("(?i:foo)", "fooFoo FOO fOo fo oFO O\n\t\nFo ofO O", ['foo', 'Foo', 'FOO', 'fOo']),
    517. 

  517.             ("(?im:^foo)", "fooFoo FOO fOo\n\t\nFoo\nFOO", ['foo', 'Foo', 'FOO']), # ignorecase, multiline (matches at beginning of string and at each newline)
    518. 

  518.             ("(?s:foo.*bar)", "foo yadayadayada\nyadayadayada bar", ['foo yadayadayada\nyadayadayada bar']), # dotall (make "." match any chr, including a newline)
    519. 

  519.             ("(?x:baz  bar)", "bazbar foo bar      bazbar \n\n\tbazbar", ['bazbar', 'bazbar', 'bazbar']),  #verbose (ignore whitespace)
    520. 

  520.             ])
    521. 

  521.     for (x, y, z) in tests:
    522. 

  522.         AreEqual(re.findall(x, y), z)
    523. 

  523.         AreEqual(re.compile(x).findall(y), z)
    524. 

  524.         
    525. 

  525. def test_bug858():
    526. 

  526.     pattern = r"""\(? #optional paren
    527. 

  527.        \)? #optional paren
    528. 

  528.        \d+ """
    529. 

  529.     c = re.compile(pattern, re.X)
    530. 

  530.     l = c.findall("989")
    531. 

  531.     Assert(l == ['989'])
    532. 

  532. 

  533. def test_finditer():
    534. 

  534.     # finditer
    535. 

  535.     matches = re.finditer("baz","barbazbarbazbar")
    536. 

  536.     num = 0
    537. 

  537.     for m in matches:
    538. 

  538.         num = num + 1
    539. 

  539.         AreEqual("baz", m.group(0))
    540. 

  540.     Assert(num == 2)
    541. 

  541. 

  542.     matches = re.finditer("baz","barbazbarbazbar", re.L)
    543. 

  543.     num = 0
    544. 

  544.     for m in matches:
    545. 

  545.         num = num + 1
    546. 

  546.         AreEqual("baz", m.group(0))
    547. 

  547.     Assert(num == 2)
    548. 

  548.     
    549. 

  549.     matches = re.compile("baz").finditer("barbazbarbazbar", 0)
    550. 

  550.     num = 0
    551. 

  551.     for m in matches:
    552. 

  552.         num = num + 1
    553. 

  553.         AreEqual("baz", m.group(0))
    554. 

  554.     Assert(num == 2)
    555. 

  555.     
    556. 

  556.     matches = re.compile("baz").finditer("barbazbarbazbar", 14)
    557. 

  557.     num = 0
    558. 

  558.     for m in matches:
    559. 

  559.         num = num + 1
    560. 

  560.         AreEqual("baz", m.group(0))
    561. 

  561.     Assert(num == 0)
    562. 

  562.     
    563. 

  563.     matches = re.compile("baz").finditer("barbazbarbazbar", 0, 14)
    564. 

  564.     num = 0
    565. 

  565.     for m in matches:
    566. 

  566.         num = num + 1
    567. 

  567.         AreEqual("baz", m.group(0))
    568. 

  568.     Assert(num == 2)
    569. 

  569.     
    570. 

  570.     matches = re.compile("baz").finditer("barbazbarbazbar", 9, 12)
    571. 

  571.     num = 0
    572. 

  572.     for m in matches:
    573. 

  573.         num = num + 1
    574. 

  574.         AreEqual("baz", m.group(0))
    575. 

  575.     AreEqual(num, 1)
    576. 

  576.     
    577. 

  577.     matches = re.compile("baz").finditer("barbazbarbazbar", 9, 11)
    578. 

  578.     num = 0
    579. 

  579.     for m in matches:
    580. 

  580.         num = num + 1
    581. 

  581.         AreEqual("baz", m.group(0))
    582. 

  582.     AreEqual(num, 0)
    583. 

  583.     
    584. 

  584.     matches = re.compile("baz").finditer("barbazbarbazbar", 10, 12)
    585. 

  585.     num = 0
    586. 

  586.     for m in matches:
    587. 

  587.         num = num + 1
    588. 

  588.         AreEqual("baz", m.group(0))
    589. 

  589.     AreEqual(num, 0)
    590. 

  590. 

  591. def test_search():
    592. 

  592.     # search
    593. 

  593.     sp = re.search('super', 'blahsupersuper').span()
    594. 

  594.     Assert(sp == (4, 9))
    595. 

  595.     
    596. 

  596.     sp = re.search('super', 'superblahsuper').span()
    597. 

  597.     Assert(sp == (0, 5))
    598. 

  598. 

  599.     #re.search.group() index error
    600. 

  600. 

  601.     AreEqual(re.search("z.*z", "az123za").group(),'z123z')
    602. 

  602.     AreEqual(re.search("z.*z", "az12za").group(),'z12z')
    603. 

  603.     AreEqual(re.search("z.*z", "azza").group(),'zz')
    604. 

  604.     AreEqual(re.search("z123p+z", "az123ppppppppppza").group(),'z123ppppppppppz')
    605. 

  605.     AreEqual(re.search("z123p+z", "az123pza").group(),'z123pz')
    606. 

  606.     AreEqual(re.search("z123p?z", "az123pza").group(),'z123pz')
    607. 

  607.     AreEqual(re.search("z123p?z", "az123za").group(),'z123z')
    608. 

  608.     
    609. 

  609.     AreEqual(re.search('b', 'abc').string, 'abc')
    610. 

  610.     
    611. 

  611. def test_subn():
    612. 

  612.     # subn
    613. 

  613.     tup = re.subn("ab", "cd", "abababababab")
    614. 

  614.     Assert(tup == ('cdcdcdcdcdcd', 6))
    615. 

  615.     tup = re.subn("ab", "cd", "abababababab", 0)
    616. 

  616.     Assert(tup == ('cdcdcdcdcdcd', 6))
    617. 

  617.     tup = re.subn("ab", "cd", "abababababab", 1)
    618. 

  618.     Assert(tup == ('cdababababab', 1))
    619. 

  619.     tup = re.subn("ab", "cd", "abababababab", 10)
    620. 

  620.     Assert(tup == ('cdcdcdcdcdcd', 6))
    621. 

  621.     tup = re.subn("ababab", "cd", "ab", 10)
    622. 

  622.     Assert(tup == ('ab', 0))
    623. 

  623.     tup = re.subn("ababab", "cd", "ab")
    624. 

  624.     Assert(tup == ('ab', 0))
    625. 

  625.     
    626. 

  626.     tup = re.subn("(ab)*", "cd", "abababababab", 10)
    627. 

  627.     Assert(tup == ('cd', 1))
    628. 

  628.     tup = re.subn("(ab)?", "cd", "abababababab", 10)
    629. 

  629.     Assert(tup == ('cdcdcdcdcdcd', 6))
    630. 

  630. 

  631. 

  632. def test_groups():
    633. 

  633.     reg = re.compile("\[(?P<header>.*?)\]")
    634. 

  634.     m = reg.search("[DEFAULT]")
    635. 

  635.     Assert( m.groups() == ('DEFAULT',))
    636. 

  636.     Assert( m.group('header') == 'DEFAULT' )
    637. 

  637.     
    638. 

  638.     reg2 = re.compile("(?P<grp>\S+)?")
    639. 

  639.     m2 = reg2.search("")
    640. 

  640.     Assert ( m2.groups() == (None,))
    641. 

  641.     Assert ( m2.groups('Default') == ('Default',))
    642. 

  642. 

  643. def test_locale_flags():
    644. 

  644.     AreEqual(re.compile(r"^\#[ \t]*(\w[\d\w]*)[ \t](.*)").flags, 0)
    645. 

  645.     AreEqual(re.compile(r"^\#[ \t]*(\w[\d\w]*)[ \t](.*)", re.L).flags, re.L)
    646. 

  646.     AreEqual(re.compile(r"(?L)^\#[ \t]*(\w[\d\w]*)[ \t](.*)").flags, re.L)
    647. 

  647. 

  648. def test_end():
    649. 

  649.     ex = re.compile(r'\s+')
    650. 

  650.     m = ex.match('(object Petal', 7)
    651. 

  651.     Assert (m.end(0) == 8)
    652. 

  652. 

  653. def test_lone_hat():
    654. 

  654.     """Single ^ reg-ex shouldn't match w/ a sub-set of a string"""
    655. 

  655.     sol = re.compile('^')
    656. 

  656.     AreEqual(sol.match('bazbar', 1, 2), None)
    657. 

  657. 

  658.     AreEqual(sol.match('foobar', 1, 2), None)
    659. 

  659. 

  660. def test_escape_backslash():
    661. 

  661.     x = re.compile (r"[\\A-Z\.\+]")
    662. 

  662.     AreEqual(x.search('aaaA\\B\\Caaa').span(), (3,4))
    663. 

  663. 

  664. def test_eol():
    665. 

  665.     r = re.compile(r'<(/|\Z)')
    666. 

  666.     s = r.search("<", 0)
    667. 

  667.     Assert(s != None)
    668. 

  668.     AreEqual(s.span(), (0, 1))
    669. 

  669.     AreEqual(s.group(0), '<')
    670. 

  670.     AreEqual(r.search("<Z", 0), None)
    671. 

  671.     
    672. 

  672. def test_lastindex():
    673. 

  673.     for (pat, index) in [
    674. 

  674.               ('(a)b', 1), ('((a)(b))', 1), ('((ab))', 1),
    675. 

  675.               ('(a)(b)', 2),
    676. 

  676.               ('(a)?ab', None),
    677. 

  677.               ('(a)?b', 1),
    678. 

  678.             ]:
    679. 

  679.         AreEqual(re.match(pat, 'ab').lastindex, index)
    680. 

  680.         
    681. 

  681.     for (pat, index) in [
    682. 

  682.               ('(a)ab', 1),
    683. 

  683.               ('(a)(a)b', 2),
    684. 

  684.               ('(a)(a)(b)', 3),
    685. 

  685.               ('((a)a(b))', 1),
    686. 

  686.               ('((a)(a)(b))', 1),
    687. 

  687.               ('(a(a)(b))', 1),
    688. 

  688.               ('(a(a)?(b))', 1),
    689. 

  689.               ('(aa(a)?(b))', 1),
    690. 

  690.               ('(aa(b))', 1),
    691. 

  691.               ('(a(ab))', 1),
    692. 

  692.               ('(a)?ab', 1),
    693. 

  693.               ('a(a)?ab', None),
    694. 

  694.               ('a(a)?(a)?b', 1),
    695. 

  695.               ('a(a)?(a)?(b)', 3),
    696. 

  696.               ('a(a)b', 1),
    697. 

  697.               ('(a(a))(b)', 3),
    698. 

  698.               ('(a(a))b', 1),
    699. 

  699.               ('((a)(a))(b)', 4),
    700. 

  700.               ('((a)(a))b', 1),
    701. 

  701.             ]:
    702. 

  702.         AreEqual(re.match(pat, 'aab').lastindex, index)
    703. 

  703. 

  704. def test_empty_split():
    705. 

  705.     cases =[
    706. 

  706.             ('', ['']),
    707. 

  707.             ('*', ['*']),
    708. 

  708.             (':', ['', '']),
    709. 

  709.             ('::', ['', '']),
    710. 

  710.             ('a::', ['a', '']),
    711. 

  711.             ('::b', ['', 'b']),
    712. 

  712.             (':c:', ['', 'c', '']),
    713. 

  713.             (':\t: ', ['', '\t', ' ']),
    714. 

  714.             ('a:b::c', ['a', 'b', 'c']),
    715. 

  715.             (':a:b::c', ['', 'a', 'b', 'c']),
    716. 

  716.             ('::a:b::c:', ['', 'a', 'b', 'c', '']),
    717. 

  717.             ]
    718. 

  718.     for expr, result in cases:
    719. 

  719.         AreEqual(re.split(":*", expr), result)
    720. 

  720. 

  721. @skip("silverlight")
    722. 

  722. def test_cp15298():
    723. 

  723.     regex = "^" + "\d\.\d\.\d \(IronPython \d\.\d(\.\d)? ((Alpha )|(Beta )|())\(\d\.\d\.\d\.\d{3,4}\) on \.NET \d(\.\d{1,5}){3}\)" * 15 + "$"
    724. 

  724.     match_str = "2.5.0 (IronPython 2.0 Beta (2.0.0.1000) on .NET 2.0.50727.1433)" * 15
    725. 

  725.     compiled_regex = re.compile(regex)
    726. 

  726.     
    727. 

  727.     retval = compiled_regex.match(match_str)
    728. 

  728.     Assert(retval != None)
    729. 

  729.     
    730. 

  730.     retval = re.match(regex, match_str)
    731. 

  731.     Assert(retval != None)
    732. 

  732. 

  733. def test_cp11136():
    734. 

  734.     regex = re.compile(r"^(?P<msg>NMAKE[A-Za-z0-9]*)'\"?(?P<file>[\\A-Za-z0-9/:_\.\+]+)" )
    735. 

  735.     Assert(regex.search(r"NMAKE0119'adirectory\afile.txt")!=None)
    736. 

  736. 

  737. def test_cp17111():
    738. 

  738.     test_cases = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789~!@#%&_+-=]{};':,.//<>" + '"'
    739. 

  739.     for x in test_cases:
    740. 

  740.         regex = re.compile(r".*\\%s" % x)
    741. 

  741.         Assert(regex.search(r"\\%s" % x)!=None)
    742. 

  742.         Assert(regex.search(r"")==None)
    743. 

  743.         
    744. 

  744. def test_cp1089():
    745. 

  745.     test_cases = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789~!@#%&_+-=]{};':,.//<>" + '"'
    746. 

  746.     for x in test_cases:
    747. 

  747.         #Just make sure they don't throw
    748. 

  748.         temp = re.compile('\\\\' + x)
    749. 

  749. 

  750. def test_cp16657():
    751. 

  751.     Assert(re.compile(r'^bar', re.M).search('foo\nbar') != None)
    752. 

  752.     Assert(re.compile(r'^bar(?m)').search('foo\nbar') != None)
    753. 

  753.     Assert(re.compile(r'^bar', re.M).search('foo\nbaar') == None)
    754. 

  754.     Assert(re.compile(r'^bar(?m)').search('foo\nbaar') == None)
    755. 

  755.     
    756. 

  756.     Assert(re.compile(r'^bar', re.U).search('bar') != None)
    757. 

  757.     Assert(re.compile(r'^bar(?u)').search('bar') != None)
    758. 

  758.     Assert(re.compile(r'^bar', re.U).search('baar') == None)
    759. 

  759.     Assert(re.compile(r'^bar(?u)').search('baar') == None)
    760. 

  760.     
    761. 

  761.     Assert(re.compile(r'     b ar   ', re.X).search('bar') != None)
    762. 

  762.     Assert(re.compile(r'b ar(?x)').search('bar') != None)
    763. 

  763.     Assert(re.compile(r'     b ar   ', re.X).search('baar') == None)
    764. 

  764.     Assert(re.compile(r'b ar(?x)').search('baar') == None)
    765. 

  765.     Assert(re.compile(r'b ar').search('bar') == None)    
    766. 

  766. 

  767. def test_n_m_quantifier():
    768. 

  768.     AreEqual(re.search('ab{,2}a', 'abba').span(), (0, 4))
    769. 

  769.     AreEqual(re.search('ab{,2}a', 'aba').span(), (0, 3))
    770. 

  770.     AreEqual(re.search('ab{,2}a', 'abbba'), None)
    771. 

  771.     AreEqual(re.search('ab{,2}a', 'abba').span(), re.search('ab{0,2}a', 'abba').span())
    772. 

  772.     AreEqual(re.search('ab{0,2}a', 'abbba'), None)
    773. 

  773.     AreEqual(re.search('ab{2,}a', 'abba').span(), (0,4))
    774. 

  774.     AreEqual(re.search('ab{2,}a', 'abbba').span(), (0,5))
    775. 

  775.     AreEqual(re.search('ab{2,}a', 'aba'), None)
    776. 

  776. 

  777. def test_mixed_named_and_unnamed_groups():
    778. 

  778.     example1=r"(?P<one>Blah)"
    779. 

  779.     example2=r"(?P<one>(Blah))"
    780. 

  780.     RegExsToTest=[example1,example2]
    781. 

  781.     
    782. 

  782.     for regString in RegExsToTest:
    783. 

  783.         g=re.compile(regString)
    784. 

  784.         AreEqual(g.groupindex, {'one' : 1})
    785. 

  785. 

  786. def test__pickle():
    787. 

  787.     '''
    788. 

  788.     TODO: just a sanity test for now.  Needs far more testing.
    789. 

  789.     '''
    790. 

  790.     regex = re.compile(r"^(?P<msg>NMAKE[A-Za-z0-9]*)'\"?(?P<file>[\\A-Za-z0-9/:_\.\+]+)" )
    791. 

  791.     pickled_regex = re._pickle(regex)
    792. 

  792.     AreEqual(len(pickled_regex), 2)
    793. 

  793.     AreEqual(pickled_regex[1],
    794. 

  794.              ('^(?P<msg>NMAKE[A-Za-z0-9]*)\'\\"?(?P<file>[\\\\A-Za-z0-9/:_\\.\\+]+)', 0))
    795. 

  795. 

  796. 

  797. def test_conditional():
    798. 

  798.     p = re.compile(r'(a)?(b)((?(1)c))')
    799. 

  799.     AreEqual(p.match('abc').groups(), ('a', 'b', 'c'))
    800. 

  800.     p = re.compile(r'(?P<first>a)?(b)((?(first)c))')
    801. 

  801.     AreEqual(p.match('abc').groups(), ('a', 'b', 'c'))
    802. 

  802.     s = r'((?(a)ab|cd))'
    803. 

  803.     if is_cli or is_silverlight:
    804. 

  804.         p = re.compile(s)
    805. 

  805.         AreEqual(p.match('ab').groups(), ('ab',))
    806. 

  806.     else:
    807. 

  807.         AssertError(re.error, re.compile, s)
    808. 

  808. 

  809. def test_cp35146():
    810. 

  810.     # re.compile returns cached instances
    811. 

  811.     AreEqual(re.compile('cp35146'), re.compile('cp35146'))
    812. 

  812. 

  813. def test_cp35135():
    814. 

  814.     AreEqual(re.match(r"(?iu)aA", "aa").string, "aa")
    815. 

  815.     AreEqual(re.match(r"(?iu)Aa", "aa").string, "aa")
    816. 

  816.     AreEqual(re.match(r"(?iLmsux)Aa", "aa").string, "aa")
    817. 

  817. 

  818. def test_issue506():
    819. 

  819.     AreEqual(re.compile("^a", re.M).search("ba", 1), None)
    820. 

  820. 

  821. def test_issue1370():
    822. 

  822.     AreEqual(re.compile("\Z").match("\n"), None)
    823. 

  823.     AreEqual(re.compile("\Z").match("").group(0), "")
    824. 

  824. 

  825. #--MAIN------------------------------------------------------------------------        
    826. 

  826. run_test(__name__)
    827. 

  827.