repeat2.cpp 5.4 KB

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  1. // Copyright (c) 2001-2011 Hartmut Kaiser
  2. //
  3. // Distributed under the Boost Software License, Version 1.0. (See accompanying
  4. // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  5. #include <boost/config/warning_disable.hpp>
  6. #include <boost/detail/lightweight_test.hpp>
  7. #include <boost/assign/std/vector.hpp>
  8. #include <boost/spirit/include/karma_operator.hpp>
  9. #include <boost/spirit/include/karma_char.hpp>
  10. #include <boost/spirit/include/karma_string.hpp>
  11. #include <boost/spirit/include/karma_numeric.hpp>
  12. #include <boost/spirit/include/karma_directive.hpp>
  13. #include <boost/spirit/include/karma_operator.hpp>
  14. #include <boost/spirit/include/karma_action.hpp>
  15. #include <boost/spirit/include/karma_nonterminal.hpp>
  16. #include <boost/spirit/include/karma_auxiliary.hpp>
  17. #include <boost/spirit/include/karma_directive.hpp>
  18. #include <boost/spirit/include/karma_phoenix_attributes.hpp>
  19. #include <boost/spirit/include/support_argument.hpp>
  20. #include <boost/spirit/include/phoenix_core.hpp>
  21. #include <boost/spirit/include/phoenix_operator.hpp>
  22. #include <boost/fusion/include/std_pair.hpp>
  23. #include <string>
  24. #include <iostream>
  25. #include <vector>
  26. #include "test.hpp"
  27. using namespace spirit_test;
  28. ///////////////////////////////////////////////////////////////////////////////
  29. int main()
  30. {
  31. using namespace boost::spirit::ascii;
  32. using boost::spirit::karma::repeat;
  33. using boost::spirit::karma::inf;
  34. using boost::spirit::karma::int_;
  35. using boost::spirit::karma::hex;
  36. using boost::spirit::karma::_1;
  37. {
  38. std::string str("aBcdeFGH");
  39. BOOST_TEST(test("abcdefgh", lower[repeat(8)[char_]], str));
  40. BOOST_TEST(test_delimited("A B C D E F G H ", upper[repeat(8)[char_]], str, space));
  41. }
  42. {
  43. std::string s1 = "aaaaa";
  44. BOOST_TEST(test("aaaaa", char_ << repeat(2)[char_ << char_], s1));
  45. s1 = "aaa";
  46. BOOST_TEST(test("aaa", char_ << repeat(1, 2)[char_ << char_], s1));
  47. s1 = "aa";
  48. BOOST_TEST(!test("", char_ << repeat(1)[char_ << char_], s1));
  49. }
  50. { // actions
  51. namespace phx = boost::phoenix;
  52. std::vector<char> v;
  53. v.push_back('a');
  54. v.push_back('a');
  55. v.push_back('a');
  56. v.push_back('a');
  57. BOOST_TEST(test("aaaa", repeat(4)[char_][_1 = phx::ref(v)]));
  58. }
  59. { // more actions
  60. namespace phx = boost::phoenix;
  61. std::vector<int> v;
  62. v.push_back(123);
  63. v.push_back(456);
  64. v.push_back(789);
  65. BOOST_TEST(test_delimited("123 456 789 ", repeat(3)[int_][_1 = phx::ref(v)], space));
  66. }
  67. // failing sub-generators
  68. {
  69. using boost::spirit::karma::strict;
  70. using boost::spirit::karma::relaxed;
  71. using namespace boost::assign;
  72. namespace karma = boost::spirit::karma;
  73. typedef std::pair<char, char> data;
  74. std::vector<data> v2, v3;
  75. v2 += std::make_pair('a', 'a'),
  76. std::make_pair('b', 'b'),
  77. std::make_pair('c', 'c'),
  78. std::make_pair('d', 'd'),
  79. std::make_pair('e', 'e'),
  80. std::make_pair('f', 'f'),
  81. std::make_pair('g', 'g');
  82. v3 += std::make_pair('a', 'a'),
  83. std::make_pair('b', 'b'),
  84. std::make_pair('c', 'c'),
  85. std::make_pair('d', 'd');
  86. karma::rule<spirit_test::output_iterator<char>::type, data()> r;
  87. r = &char_('d') << char_;
  88. BOOST_TEST(test("d", repeat[r], v2));
  89. BOOST_TEST(test("d", relaxed[repeat[r]], v2));
  90. BOOST_TEST(test("", strict[repeat[r]], v2));
  91. r = !char_('d') << char_;
  92. BOOST_TEST(test("abcefg", repeat(6)[r], v2));
  93. BOOST_TEST(!test("", repeat(5)[r], v2));
  94. BOOST_TEST(test("abcefg", relaxed[repeat(6)[r]], v2));
  95. BOOST_TEST(!test("", relaxed[repeat(5)[r]], v2));
  96. BOOST_TEST(!test("", strict[repeat(6)[r]], v2));
  97. BOOST_TEST(!test("", strict[repeat(5)[r]], v2));
  98. r = !char_('c') << char_;
  99. BOOST_TEST(test("abd", repeat(3)[r], v2));
  100. BOOST_TEST(test("abd", relaxed[repeat(3)[r]], v2));
  101. BOOST_TEST(!test("", strict[repeat(3)[r]], v2));
  102. r = !char_('a') << char_;
  103. BOOST_TEST(test("bcdef", repeat(3, 5)[r], v2));
  104. BOOST_TEST(test("bcd", repeat(3, 5)[r], v3));
  105. BOOST_TEST(!test("", repeat(4, 5)[r], v3));
  106. BOOST_TEST(test("bcdef", relaxed[repeat(3, 5)[r]], v2));
  107. BOOST_TEST(test("bcd", relaxed[repeat(3, 5)[r]], v3));
  108. BOOST_TEST(!test("", relaxed[repeat(4, 5)[r]], v3));
  109. BOOST_TEST(!test("", strict[repeat(3, 5)[r]], v2));
  110. BOOST_TEST(!test("", strict[repeat(3, 5)[r]], v3));
  111. BOOST_TEST(!test("", strict[repeat(4, 5)[r]], v3));
  112. BOOST_TEST(test("bcd", repeat(3, inf)[r], v3));
  113. BOOST_TEST(test("bcdefg", repeat(3, inf)[r], v2));
  114. BOOST_TEST(!test("", repeat(4, inf)[r], v3));
  115. r = !char_('g') << char_;
  116. BOOST_TEST(test("abcde", repeat(3, 5)[r], v2));
  117. BOOST_TEST(test("abcd", repeat(3, 5)[r], v3));
  118. BOOST_TEST(!test("", repeat(4, 5)[r], v3));
  119. BOOST_TEST(test("abcde", relaxed[repeat(3, 5)[r]], v2));
  120. BOOST_TEST(test("abcd", relaxed[repeat(3, 5)[r]], v3));
  121. BOOST_TEST(!test("", relaxed[repeat(4, 5)[r]], v3));
  122. BOOST_TEST(test("abcde", strict[repeat(3, 5)[r]], v2));
  123. BOOST_TEST(test("abcd", strict[repeat(3, 5)[r]], v3));
  124. BOOST_TEST(!test("", strict[repeat(5)[r]], v3));
  125. }
  126. return boost::report_errors();
  127. }