ceph/src/boost/libs/regex/test/regress/basic_tests.cpp

   1 /*
   2  *
   3  * Copyright (c) 2004
   4  * John Maddock
   5  *
   6  * Use, modification and distribution are subject to the
   7  * Boost Software License, Version 1.0. (See accompanying file
   8  * LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   9  *
  10  */
  11
  12  /*
  13   *   LOCATION:    see http://www.boost.org for most recent version.
  14   *   FILE         basic_tests.cpp
  15   *   VERSION      see <boost/version.hpp>
  16   *   DESCRIPTION: main regex test declarations.
  17   */
  18
  19 #include <boost/detail/workaround.hpp>
  20
  21 #if BOOST_WORKAROUND(__BORLANDC__, < 0x560)
  22 // we get unresolved externals from basic_string
  23 // unless we do this, a well known Borland bug:
  24 #define _RWSTD_COMPILE_INSTANTIATE
  25 #endif
  26
  27 #include "test.hpp"
  28
  29 #ifdef BOOST_MSVC
  30 #pragma warning(disable:4127)
  31 #endif
  32
  33 void basic_tests()
  34 {
  35    using namespace boost::regex_constants;
  36    TEST_REGEX_SEARCH("a", basic, "a", match_default, make_array(0, 1, -2, -2));
  37    TEST_REGEX_SEARCH("a", basic, "bba", match_default, make_array(2, 3, -2, -2));
  38    TEST_REGEX_SEARCH("Z", perl, "aaa", match_default, make_array(-2, -2));
  39    TEST_REGEX_SEARCH("Z", perl, "xxxxZZxxx", match_default, make_array(4, 5, -2, 5, 6, -2, -2));
  40    // and some simple brackets:
  41    TEST_REGEX_SEARCH("(a)", perl, "zzzaazz", match_default, make_array(3, 4, 3, 4, -2, 4, 5, 4, 5, -2, -2));
  42    TEST_REGEX_SEARCH("()", perl, "zzz", match_default, make_array(0, 0, 0, 0, -2, 1, 1, 1, 1, -2, 2, 2, 2, 2, -2, 3, 3, 3, 3, -2, -2));
  43    TEST_REGEX_SEARCH("()", perl, "", match_default, make_array(0, 0, 0, 0, -2, -2));
  44    TEST_INVALID_REGEX("(", perl);
  45    TEST_INVALID_REGEX("", perl|no_empty_expressions);
  46    TEST_REGEX_SEARCH("", perl, "abc", match_default, make_array(0, 0, -2, 1, 1, -2, 2, 2, -2, 3, 3, -2, -2));
  47    TEST_INVALID_REGEX(")", perl);
  48    TEST_INVALID_REGEX("(aa", perl);
  49    TEST_INVALID_REGEX("aa)", perl);
  50    TEST_REGEX_SEARCH("a", perl, "b", match_default, make_array(-2, -2));
  51    TEST_REGEX_SEARCH("\\(\\)", perl, "()", match_default, make_array(0, 2, -2, -2));
  52    TEST_REGEX_SEARCH("\\(a\\)", perl, "(a)", match_default, make_array(0, 3, -2, -2));
  53    TEST_INVALID_REGEX("\\()", perl);
  54    TEST_INVALID_REGEX("(\\)", perl);
  55    TEST_REGEX_SEARCH("p(a)rameter", perl, "ABCparameterXYZ", match_default, make_array(3, 12, 4, 5, -2, -2));
  56    TEST_REGEX_SEARCH("[pq](a)rameter", perl, "ABCparameterXYZ", match_default, make_array(3, 12, 4, 5, -2, -2));
  57
  58    // now try escaped brackets:
  59    TEST_REGEX_SEARCH("\\(a\\)", basic, "zzzaazz", match_default, make_array(3, 4, 3, 4, -2, 4, 5, 4, 5, -2, -2));
  60    TEST_REGEX_SEARCH("\\(\\)", basic, "zzz", match_default, make_array(0, 0, 0, 0, -2, 1, 1, 1, 1, -2, 2, 2, 2, 2, -2, 3, 3, 3, 3, -2, -2));
  61    TEST_REGEX_SEARCH("\\(\\)", basic, "", match_default, make_array(0, 0, 0, 0, -2, -2));
  62    TEST_INVALID_REGEX("\\(", basic);
  63    TEST_INVALID_REGEX("\\)", basic);
  64    TEST_INVALID_REGEX("\\", basic);
  65    TEST_INVALID_REGEX("\\(aa", basic);
  66    TEST_INVALID_REGEX("aa\\)", basic);
  67    TEST_REGEX_SEARCH("()", basic, "()", match_default, make_array(0, 2, -2, -2));
  68    TEST_REGEX_SEARCH("(a)", basic, "(a)", match_default, make_array(0, 3, -2, -2));
  69    TEST_INVALID_REGEX("\\()", basic);
  70    TEST_INVALID_REGEX("(\\)", basic);
  71    TEST_REGEX_SEARCH("p\\(a\\)rameter", basic, "ABCparameterXYZ", match_default, make_array(3, 12, 4, 5, -2, -2));
  72    TEST_REGEX_SEARCH("[pq]\\(a\\)rameter", basic, "ABCparameterXYZ", match_default, make_array(3, 12, 4, 5, -2, -2));
  73
  74    // now move on to "." wildcards
  75    TEST_REGEX_SEARCH(".", perl, "a", match_default, make_array(0, 1, -2, -2));
  76    TEST_REGEX_SEARCH(".", perl, "\n", match_default, make_array(0, 1, -2, -2));
  77    TEST_REGEX_SEARCH(".", perl, "\r", match_default, make_array(0, 1, -2, -2));
  78    TEST_REGEX_SEARCH(".", perl, "\0", match_default, make_array(0, 1, -2, -2));
  79    TEST_REGEX_SEARCH(".", perl, "a", match_not_dot_newline, make_array(0, 1, -2, -2));
  80    TEST_REGEX_SEARCH(".", perl, "\n", match_not_dot_newline, make_array(-2, -2));
  81    TEST_REGEX_SEARCH(".", perl, "\r", match_not_dot_newline, make_array(-2, -2));
  82    TEST_REGEX_SEARCH(".", perl, "\0", match_not_dot_newline, make_array(0, 1, -2, -2));
  83    TEST_REGEX_SEARCH(".", perl, "\n", match_not_dot_null | match_not_dot_newline, make_array(-2, -2));
  84    TEST_REGEX_SEARCH(".", perl, "\r", match_not_dot_null | match_not_dot_newline, make_array(-2, -2));
  85    TEST_REGEX_SEARCH(".", perl, "\0", match_not_dot_null | match_not_dot_newline, make_array(-2, -2));
  86    TEST_REGEX_SEARCH(".", basic, "a", match_default, make_array(0, 1, -2, -2));
  87    TEST_REGEX_SEARCH(".", basic, "\n", match_default, make_array(0, 1, -2, -2));
  88    TEST_REGEX_SEARCH(".", basic, "\r", match_default, make_array(0, 1, -2, -2));
  89    TEST_REGEX_SEARCH(".", basic, "\0", match_default, make_array(0, 1, -2, -2));
  90    TEST_REGEX_SEARCH(".", basic, "a", match_not_dot_newline, make_array(0, 1, -2, -2));
  91    TEST_REGEX_SEARCH(".", basic, "\n", match_not_dot_newline, make_array(-2, -2));
  92    TEST_REGEX_SEARCH(".", basic, "\r", match_not_dot_newline, make_array(-2, -2));
  93    TEST_REGEX_SEARCH(".", basic, "\0", match_not_dot_newline, make_array(0, 1, -2, -2));
  94    TEST_REGEX_SEARCH(".", basic, "\n", match_not_dot_null | match_not_dot_newline, make_array(-2, -2));
  95    TEST_REGEX_SEARCH(".", basic, "\r", match_not_dot_null | match_not_dot_newline, make_array(-2, -2));
  96    TEST_REGEX_SEARCH(".", basic, "\0", match_not_dot_null | match_not_dot_newline, make_array(-2, -2));
  97 }
  98
  99 void test_non_marking_paren()
 100 {
 101    using namespace boost::regex_constants;
 102    //
 103    // non-marking parenthesis added 25/04/00
 104    //
 105    TEST_REGEX_SEARCH("(?:abc)+", perl, "xxabcabcxx", match_default, make_array(2, 8, -2, -2));
 106    TEST_REGEX_SEARCH("(?:a+)(b+)", perl, "xaaabbbx", match_default, make_array(1, 7, 4, 7, -2, -2));
 107    TEST_REGEX_SEARCH("(a+)(?:b+)", perl, "xaaabbba", match_default, make_array(1, 7, 1, 4, -2, -2));
 108    TEST_REGEX_SEARCH("(?:(a+)b+)", perl, "xaaabbba", match_default, make_array(1, 7, 1, 4, -2, -2));
 109    TEST_REGEX_SEARCH("(?:a+(b+))", perl, "xaaabbba", match_default, make_array(1, 7, 4, 7, -2, -2));
 110    TEST_REGEX_SEARCH("a+(?#b+)b+", perl, "xaaabbba", match_default, make_array(1, 7, -2, -2));
 111    TEST_REGEX_SEARCH("(a)(?:b|$)", perl, "ab", match_default, make_array(0, 2, 0, 1, -2, -2));
 112    TEST_REGEX_SEARCH("(a)(?:b|$)", perl, "a", match_default, make_array(0, 1, 0, 1, -2, -2));
 113 }
 114
 115 void test_partial_match()
 116 {
 117    using namespace boost::regex_constants;
 118    //
 119    // try some partial matches:
 120    //
 121    TEST_REGEX_SEARCH("(xyz)(.*)abc", perl, "xyzaaab", match_default|match_partial, make_array(0, 7, -2, -2));
 122    TEST_REGEX_SEARCH("(xyz)(.*)abc", perl, "xyz", match_default|match_partial, make_array(0, 3, -2, -2));
 123    TEST_REGEX_SEARCH("(xyz)(.*)abc", perl, "xy", match_default|match_partial, make_array(0, 2, -2, -2));
 124    TEST_REGEX_SEARCH("(xyz)(.*)abc", perl, "x", match_default|match_partial, make_array(0, 1, -2, -2));
 125    TEST_REGEX_SEARCH("(xyz)(.*)abc", perl, "", match_default|match_partial, make_array(-2, -2));
 126    TEST_REGEX_SEARCH("(xyz)(.*)abc", perl, "aaaa", match_default|match_partial, make_array(-2, -2));
 127    TEST_REGEX_SEARCH(".abc", perl, "aaab", match_default|match_partial, make_array(1, 4, -2, -2));
 128    TEST_REGEX_SEARCH("a[_]", perl, "xxa", match_default|match_partial, make_array(2, 3, -2, -2));
 129    TEST_REGEX_SEARCH(".{4,}", perl, "xxa", match_default|match_partial, make_array(0, 3, -2, -2));
 130    TEST_REGEX_SEARCH(".{4,}", perl, "xxa", match_default|match_partial|match_not_dot_null, make_array(0, 3, -2, -2));
 131    TEST_REGEX_SEARCH("[\\x0-\\xff]{4,}", perl, "xxa", match_default|match_partial, make_array(0, 3, -2, -2));
 132    TEST_REGEX_SEARCH("a{4,}", perl, "aaa", match_default|match_partial, make_array(0, 3, -2, -2));
 133    TEST_REGEX_SEARCH("\\w{4,}", perl, "aaa", match_default|match_partial, make_array(0, 3, -2, -2));
 134    TEST_REGEX_SEARCH(".*?<tag>", perl, "aaa", match_default|match_partial, make_array(0, 3, -2, -2));
 135    TEST_REGEX_SEARCH("a*?<tag>", perl, "aaa", match_default|match_partial, make_array(0, 3, -2, -2));
 136    TEST_REGEX_SEARCH("\\w*?<tag>", perl, "aaa", match_default|match_partial, make_array(0, 3, -2, -2));
 137    TEST_REGEX_SEARCH("(\\w)*?<tag>", perl, "aaa", match_default|match_partial, make_array(0, 3, -2, -2));
 138
 139    TEST_REGEX_SEARCH("(xyz)(.*)abc", boost::regex::extended, "xyzaaab", match_default|match_partial, make_array(0, 7, -2, -2));
 140    TEST_REGEX_SEARCH("(xyz)(.*)abc", boost::regex::extended, "xyz", match_default|match_partial, make_array(0, 3, -2, -2));
 141    TEST_REGEX_SEARCH("(xyz)(.*)abc", boost::regex::extended, "xy", match_default|match_partial, make_array(0, 2, -2, -2));
 142    TEST_REGEX_SEARCH("(xyz)(.*)abc", boost::regex::extended, "x", match_default|match_partial, make_array(0, 1, -2, -2));
 143    TEST_REGEX_SEARCH("(xyz)(.*)abc", boost::regex::extended, "", match_default|match_partial, make_array(-2, -2));
 144    TEST_REGEX_SEARCH("(xyz)(.*)abc", boost::regex::extended, "aaaa", match_default|match_partial, make_array(-2, -2));
 145    TEST_REGEX_SEARCH(".abc", boost::regex::extended, "aaab", match_default|match_partial, make_array(1, 4, -2, -2));
 146    TEST_REGEX_SEARCH("a[_]", boost::regex::extended, "xxa", match_default|match_partial, make_array(2, 3, -2, -2));
 147    TEST_REGEX_SEARCH(".{4,}", boost::regex::extended, "xxa", match_default|match_partial, make_array(0, 3, -2, -2));
 148    TEST_REGEX_SEARCH(".{4,}", boost::regex::extended, "xxa", match_default|match_partial|match_not_dot_null, make_array(0, 3, -2, -2));
 149 }
 150
 151 void test_nosubs()
 152 {
 153    using namespace boost::regex_constants;
 154    // subtleties of matching with no sub-expressions marked
 155    TEST_REGEX_SEARCH("a(b?c)+d", perl, "accd", match_default|match_nosubs, make_array(0, 4, -2, -2));
 156    TEST_REGEX_SEARCH("(wee|week)(knights|night)", perl, "weeknights", match_default|match_nosubs, make_array(0, 10, -2, -2));
 157    TEST_REGEX_SEARCH(".*", perl, "abc", match_default|match_nosubs, make_array(0, 3, -2, 3, 3, -2, -2));
 158    TEST_REGEX_SEARCH("a(b|(c))d", perl, "abd", match_default|match_nosubs, make_array(0, 3, -2, -2));
 159    TEST_REGEX_SEARCH("a(b|(c))d", perl, "acd", match_default|match_nosubs, make_array(0, 3, -2, -2));
 160    TEST_REGEX_SEARCH("a(b*|c|e)d", perl, "abbd", match_default|match_nosubs, make_array(0, 4, -2, -2));
 161
 162    TEST_REGEX_SEARCH("a(b*|c|e)d", perl, "acd", match_default|match_nosubs, make_array(0, 3, -2, -2));
 163    TEST_REGEX_SEARCH("a(b*|c|e)d", perl, "ad", match_default|match_nosubs, make_array(0, 2, -2, -2));
 164    TEST_REGEX_SEARCH("a(b?)c", perl, "abc", match_default|match_nosubs, make_array(0, 3, -2, -2));
 165    TEST_REGEX_SEARCH("a(b?)c", perl, "ac", match_default|match_nosubs, make_array(0, 2, -2, -2));
 166    TEST_REGEX_SEARCH("a(b+)c", perl, "abc", match_default|match_nosubs, make_array(0, 3, -2, -2));
 167    TEST_REGEX_SEARCH("a(b+)c", perl, "abbbc", match_default|match_nosubs, make_array(0, 5, -2, -2));
 168    TEST_REGEX_SEARCH("a(b*)c", perl, "ac", match_default|match_nosubs, make_array(0, 2, -2, -2));
 169    TEST_REGEX_SEARCH("(a|ab)(bc([de]+)f|cde)", perl, "abcdef", match_default|match_nosubs, make_array(0, 6, -2, -2));
 170    TEST_REGEX_SEARCH("a([bc]?)c", perl, "abc", match_default|match_nosubs, make_array(0, 3, -2, -2));
 171    TEST_REGEX_SEARCH("a([bc]?)c", perl, "ac", match_default|match_nosubs, make_array(0, 2, -2, -2));
 172
 173    TEST_REGEX_SEARCH("a([bc]+)c", perl, "abc", match_default|match_nosubs, make_array(0, 3, -2, -2));
 174    TEST_REGEX_SEARCH("a([bc]+)c", perl, "abcc", match_default|match_nosubs, make_array(0, 4, -2, -2));
 175    TEST_REGEX_SEARCH("a([bc]+)bc", perl, "abcbc", match_default|match_nosubs, make_array(0, 5, -2, -2));
 176    TEST_REGEX_SEARCH("a(bb+|b)b", perl, "abb", match_default|match_nosubs, make_array(0, 3, -2, -2));
 177    TEST_REGEX_SEARCH("a(bbb+|bb+|b)b", perl, "abb", match_default|match_nosubs, make_array(0, 3, -2, -2));
 178    TEST_REGEX_SEARCH("a(bbb+|bb+|b)b", perl, "abbb", match_default|match_nosubs, make_array(0, 4, -2, -2));
 179    TEST_REGEX_SEARCH("a(bbb+|bb+|b)bb", perl, "abbb", match_default|match_nosubs, make_array(0, 4, -2, -2));
 180    TEST_REGEX_SEARCH("(.*).*", perl, "abcdef", match_default|match_nosubs, make_array(0, 6, -2, 6, 6, -2, -2));
 181    TEST_REGEX_SEARCH("(a*)*", perl, "bc", match_default|match_nosubs, make_array(0, 0, -2, 1, 1, -2, 2, 2, -2, -2));
 182
 183    TEST_REGEX_SEARCH("a(b?c)+d", perl|nosubs, "accd", match_default, make_array(0, 4, -2, -2));
 184    TEST_REGEX_SEARCH("(wee|week)(knights|night)", perl|nosubs, "weeknights", match_default, make_array(0, 10, -2, -2));
 185    TEST_REGEX_SEARCH(".*", perl|nosubs, "abc", match_default, make_array(0, 3, -2, 3, 3, -2, -2));
 186    TEST_REGEX_SEARCH("a(b|(c))d", perl|nosubs, "abd", match_default, make_array(0, 3, -2, -2));
 187    TEST_REGEX_SEARCH("a(b|(c))d", perl|nosubs, "acd", match_default, make_array(0, 3, -2, -2));
 188    TEST_REGEX_SEARCH("a(b*|c|e)d", perl|nosubs, "abbd", match_default, make_array(0, 4, -2, -2));
 189
 190    TEST_REGEX_SEARCH("a(b*|c|e)d", perl|nosubs, "acd", match_default, make_array(0, 3, -2, -2));
 191    TEST_REGEX_SEARCH("a(b*|c|e)d", perl|nosubs, "ad", match_default, make_array(0, 2, -2, -2));
 192    TEST_REGEX_SEARCH("a(b?)c", perl|nosubs, "abc", match_default, make_array(0, 3, -2, -2));
 193    TEST_REGEX_SEARCH("a(b?)c", perl|nosubs, "ac", match_default, make_array(0, 2, -2, -2));
 194    TEST_REGEX_SEARCH("a(b+)c", perl|nosubs, "abc", match_default, make_array(0, 3, -2, -2));
 195    TEST_REGEX_SEARCH("a(b+)c", perl|nosubs, "abbbc", match_default, make_array(0, 5, -2, -2));
 196    TEST_REGEX_SEARCH("a(b*)c", perl|nosubs, "ac", match_default, make_array(0, 2, -2, -2));
 197    TEST_REGEX_SEARCH("(a|ab)(bc([de]+)f|cde)", perl|nosubs, "abcdef", match_default, make_array(0, 6, -2, -2));
 198    TEST_REGEX_SEARCH("a([bc]?)c", perl|nosubs, "abc", match_default, make_array(0, 3, -2, -2));
 199    TEST_REGEX_SEARCH("a([bc]?)c", perl|nosubs, "ac", match_default, make_array(0, 2, -2, -2));
 200
 201    TEST_REGEX_SEARCH("a([bc]+)c", perl|nosubs, "abc", match_default, make_array(0, 3, -2, -2));
 202    TEST_REGEX_SEARCH("a([bc]+)c", perl|nosubs, "abcc", match_default, make_array(0, 4, -2, -2));
 203    TEST_REGEX_SEARCH("a([bc]+)bc", perl|nosubs, "abcbc", match_default, make_array(0, 5, -2, -2));
 204    TEST_REGEX_SEARCH("a(bb+|b)b", perl|nosubs, "abb", match_default, make_array(0, 3, -2, -2));
 205    TEST_REGEX_SEARCH("a(bbb+|bb+|b)b", perl|nosubs, "abb", match_default, make_array(0, 3, -2, -2));
 206    TEST_REGEX_SEARCH("a(bbb+|bb+|b)b", perl|nosubs, "abbb", match_default, make_array(0, 4, -2, -2));
 207    TEST_REGEX_SEARCH("a(bbb+|bb+|b)bb", perl|nosubs, "abbb", match_default, make_array(0, 4, -2, -2));
 208    TEST_REGEX_SEARCH("(.*).*", perl|nosubs, "abcdef", match_default, make_array(0, 6, -2, 6, 6, -2, -2));
 209    TEST_REGEX_SEARCH("(a*)*", perl|nosubs, "bc", match_default, make_array(0, 0, -2, 1, 1, -2, 2, 2, -2, -2));
 210 }
 211
 212