integer_mask_test.cpp 6.4 KB

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  1. // boost integer_mask.hpp test program -------------------------------------//
  2. // (C) Copyright Daryle Walker 2001.
  3. // Distributed under the Boost Software License, Version 1.0. (See
  4. // accompanying file LICENSE_1_0.txt or copy at
  5. // http://www.boost.org/LICENSE_1_0.txt)
  6. // See http://www.boost.org for most recent version including documentation.
  7. // Revision History
  8. // 23 Sep 2001 Initial version (Daryle Walker)
  9. #include <boost/detail/lightweight_test.hpp>
  10. #include <boost/cstdlib.hpp> // for boost::exit_success
  11. #include <boost/integer/integer_mask.hpp> // for boost::high_bit_mask_t, etc.
  12. #include <iostream> // for std::cout (std::endl indirectly)
  13. #ifdef BOOST_MSVC
  14. #pragma warning(disable:4127) // conditional expression is constant
  15. #endif
  16. #if defined(BOOST_HAS_LONG_LONG)
  17. #define MASK_TYPE ::boost::ulong_long_type
  18. #elif defined(BOOST_HAS_MS_INT64)
  19. #define MASK_TYPE unsigned __int64
  20. #else
  21. #define MASK_TYPE unsigned long
  22. #endif
  23. #define ONE (static_cast<MASK_TYPE>(1))
  24. #define PRIVATE_HIGH_BIT_SLOW_TEST(v) BOOST_TEST( ::boost::high_bit_mask_t< \
  25. (v) >::high_bit == (ONE << (v)) );
  26. #define PRIVATE_HIGH_BIT_FAST_TEST(v) BOOST_TEST( ::boost::high_bit_mask_t< \
  27. (v) >::high_bit_fast == (ONE << (v)) );
  28. #define PRIVATE_HIGH_BIT_TEST(v) do { PRIVATE_HIGH_BIT_SLOW_TEST(v); \
  29. PRIVATE_HIGH_BIT_FAST_TEST(v); } while (false)
  30. #define PRIVATE_LOW_BITS_SLOW_TEST(v) \
  31. do{ \
  32. MASK_TYPE mask = 0;\
  33. if(v > 0)\
  34. { mask = ((ONE << (v-1)) - 1); mask <<= 1; mask |= 1; }\
  35. BOOST_TEST( ::boost::low_bits_mask_t< (v) >::sig_bits == mask); \
  36. }while(false);
  37. #define PRIVATE_LOW_BITS_FAST_TEST(v) \
  38. do{ \
  39. MASK_TYPE mask = 0;\
  40. if(v > 0)\
  41. { mask = ((ONE << (v-1)) - 1); mask <<= 1; mask |= 1; }\
  42. BOOST_TEST( ::boost::low_bits_mask_t< (v) >::sig_bits_fast == mask);\
  43. }while(false);
  44. #define PRIVATE_LOW_BITS_TEST(v) do { PRIVATE_LOW_BITS_SLOW_TEST(v); \
  45. PRIVATE_LOW_BITS_FAST_TEST(v); } while (false)
  46. int main( int, char*[] )
  47. {
  48. using std::cout;
  49. using std::endl;
  50. cout << "Doing high_bit_mask_t tests." << endl;
  51. #if defined(BOOST_HAS_LONG_LONG) || defined(BOOST_HAS_MS_INT64)
  52. PRIVATE_HIGH_BIT_TEST( 63 );
  53. PRIVATE_HIGH_BIT_TEST( 62 );
  54. PRIVATE_HIGH_BIT_TEST( 61 );
  55. PRIVATE_HIGH_BIT_TEST( 60 );
  56. PRIVATE_HIGH_BIT_TEST( 59 );
  57. PRIVATE_HIGH_BIT_TEST( 58 );
  58. PRIVATE_HIGH_BIT_TEST( 57 );
  59. PRIVATE_HIGH_BIT_TEST( 56 );
  60. PRIVATE_HIGH_BIT_TEST( 55 );
  61. PRIVATE_HIGH_BIT_TEST( 54 );
  62. PRIVATE_HIGH_BIT_TEST( 53 );
  63. PRIVATE_HIGH_BIT_TEST( 52 );
  64. PRIVATE_HIGH_BIT_TEST( 51 );
  65. PRIVATE_HIGH_BIT_TEST( 50 );
  66. PRIVATE_HIGH_BIT_TEST( 49 );
  67. PRIVATE_HIGH_BIT_TEST( 48 );
  68. PRIVATE_HIGH_BIT_TEST( 47 );
  69. PRIVATE_HIGH_BIT_TEST( 46 );
  70. PRIVATE_HIGH_BIT_TEST( 45 );
  71. PRIVATE_HIGH_BIT_TEST( 44 );
  72. PRIVATE_HIGH_BIT_TEST( 43 );
  73. PRIVATE_HIGH_BIT_TEST( 42 );
  74. PRIVATE_HIGH_BIT_TEST( 41 );
  75. PRIVATE_HIGH_BIT_TEST( 40 );
  76. PRIVATE_HIGH_BIT_TEST( 39 );
  77. PRIVATE_HIGH_BIT_TEST( 38 );
  78. PRIVATE_HIGH_BIT_TEST( 37 );
  79. PRIVATE_HIGH_BIT_TEST( 36 );
  80. PRIVATE_HIGH_BIT_TEST( 35 );
  81. PRIVATE_HIGH_BIT_TEST( 34 );
  82. PRIVATE_HIGH_BIT_TEST( 33 );
  83. PRIVATE_HIGH_BIT_TEST( 32 );
  84. #endif
  85. PRIVATE_HIGH_BIT_TEST( 31 );
  86. PRIVATE_HIGH_BIT_TEST( 30 );
  87. PRIVATE_HIGH_BIT_TEST( 29 );
  88. PRIVATE_HIGH_BIT_TEST( 28 );
  89. PRIVATE_HIGH_BIT_TEST( 27 );
  90. PRIVATE_HIGH_BIT_TEST( 26 );
  91. PRIVATE_HIGH_BIT_TEST( 25 );
  92. PRIVATE_HIGH_BIT_TEST( 24 );
  93. PRIVATE_HIGH_BIT_TEST( 23 );
  94. PRIVATE_HIGH_BIT_TEST( 22 );
  95. PRIVATE_HIGH_BIT_TEST( 21 );
  96. PRIVATE_HIGH_BIT_TEST( 20 );
  97. PRIVATE_HIGH_BIT_TEST( 19 );
  98. PRIVATE_HIGH_BIT_TEST( 18 );
  99. PRIVATE_HIGH_BIT_TEST( 17 );
  100. PRIVATE_HIGH_BIT_TEST( 16 );
  101. PRIVATE_HIGH_BIT_TEST( 15 );
  102. PRIVATE_HIGH_BIT_TEST( 14 );
  103. PRIVATE_HIGH_BIT_TEST( 13 );
  104. PRIVATE_HIGH_BIT_TEST( 12 );
  105. PRIVATE_HIGH_BIT_TEST( 11 );
  106. PRIVATE_HIGH_BIT_TEST( 10 );
  107. PRIVATE_HIGH_BIT_TEST( 9 );
  108. PRIVATE_HIGH_BIT_TEST( 8 );
  109. PRIVATE_HIGH_BIT_TEST( 7 );
  110. PRIVATE_HIGH_BIT_TEST( 6 );
  111. PRIVATE_HIGH_BIT_TEST( 5 );
  112. PRIVATE_HIGH_BIT_TEST( 4 );
  113. PRIVATE_HIGH_BIT_TEST( 3 );
  114. PRIVATE_HIGH_BIT_TEST( 2 );
  115. PRIVATE_HIGH_BIT_TEST( 1 );
  116. PRIVATE_HIGH_BIT_TEST( 0 );
  117. cout << "Doing low_bits_mask_t tests." << endl;
  118. #if defined(BOOST_HAS_LONG_LONG) || defined(BOOST_HAS_MS_INT64)
  119. PRIVATE_LOW_BITS_TEST( 64 );
  120. PRIVATE_LOW_BITS_TEST( 63 );
  121. PRIVATE_LOW_BITS_TEST( 62 );
  122. PRIVATE_LOW_BITS_TEST( 61 );
  123. PRIVATE_LOW_BITS_TEST( 60 );
  124. PRIVATE_LOW_BITS_TEST( 59 );
  125. PRIVATE_LOW_BITS_TEST( 58 );
  126. PRIVATE_LOW_BITS_TEST( 57 );
  127. PRIVATE_LOW_BITS_TEST( 56 );
  128. PRIVATE_LOW_BITS_TEST( 55 );
  129. PRIVATE_LOW_BITS_TEST( 54 );
  130. PRIVATE_LOW_BITS_TEST( 53 );
  131. PRIVATE_LOW_BITS_TEST( 52 );
  132. PRIVATE_LOW_BITS_TEST( 51 );
  133. PRIVATE_LOW_BITS_TEST( 50 );
  134. PRIVATE_LOW_BITS_TEST( 49 );
  135. PRIVATE_LOW_BITS_TEST( 48 );
  136. PRIVATE_LOW_BITS_TEST( 47 );
  137. PRIVATE_LOW_BITS_TEST( 46 );
  138. PRIVATE_LOW_BITS_TEST( 45 );
  139. PRIVATE_LOW_BITS_TEST( 44 );
  140. PRIVATE_LOW_BITS_TEST( 43 );
  141. PRIVATE_LOW_BITS_TEST( 42 );
  142. PRIVATE_LOW_BITS_TEST( 41 );
  143. PRIVATE_LOW_BITS_TEST( 40 );
  144. PRIVATE_LOW_BITS_TEST( 39 );
  145. PRIVATE_LOW_BITS_TEST( 38 );
  146. PRIVATE_LOW_BITS_TEST( 37 );
  147. PRIVATE_LOW_BITS_TEST( 36 );
  148. PRIVATE_LOW_BITS_TEST( 35 );
  149. PRIVATE_LOW_BITS_TEST( 34 );
  150. PRIVATE_LOW_BITS_TEST( 33 );
  151. #endif
  152. PRIVATE_LOW_BITS_TEST( 32 );
  153. PRIVATE_LOW_BITS_TEST( 31 );
  154. PRIVATE_LOW_BITS_TEST( 30 );
  155. PRIVATE_LOW_BITS_TEST( 29 );
  156. PRIVATE_LOW_BITS_TEST( 28 );
  157. PRIVATE_LOW_BITS_TEST( 27 );
  158. PRIVATE_LOW_BITS_TEST( 26 );
  159. PRIVATE_LOW_BITS_TEST( 25 );
  160. PRIVATE_LOW_BITS_TEST( 24 );
  161. PRIVATE_LOW_BITS_TEST( 23 );
  162. PRIVATE_LOW_BITS_TEST( 22 );
  163. PRIVATE_LOW_BITS_TEST( 21 );
  164. PRIVATE_LOW_BITS_TEST( 20 );
  165. PRIVATE_LOW_BITS_TEST( 19 );
  166. PRIVATE_LOW_BITS_TEST( 18 );
  167. PRIVATE_LOW_BITS_TEST( 17 );
  168. PRIVATE_LOW_BITS_TEST( 16 );
  169. PRIVATE_LOW_BITS_TEST( 15 );
  170. PRIVATE_LOW_BITS_TEST( 14 );
  171. PRIVATE_LOW_BITS_TEST( 13 );
  172. PRIVATE_LOW_BITS_TEST( 12 );
  173. PRIVATE_LOW_BITS_TEST( 11 );
  174. PRIVATE_LOW_BITS_TEST( 10 );
  175. PRIVATE_LOW_BITS_TEST( 9 );
  176. PRIVATE_LOW_BITS_TEST( 8 );
  177. PRIVATE_LOW_BITS_TEST( 7 );
  178. PRIVATE_LOW_BITS_TEST( 6 );
  179. PRIVATE_LOW_BITS_TEST( 5 );
  180. PRIVATE_LOW_BITS_TEST( 4 );
  181. PRIVATE_LOW_BITS_TEST( 3 );
  182. PRIVATE_LOW_BITS_TEST( 2 );
  183. PRIVATE_LOW_BITS_TEST( 1 );
  184. return boost::report_errors();
  185. }