ceph/src/boost/libs/unordered/test/exception/assign_exception_tests.cpp

   1
   2 // Copyright 2006-2009 Daniel James.
   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
   6 #include "./containers.hpp"
   7
   8 #include "../helpers/invariants.hpp"
   9 #include "../helpers/random_values.hpp"
  10 #include "../helpers/tracker.hpp"
  11
  12 #if defined(BOOST_MSVC)
  13 #pragma warning(disable : 4512) // assignment operator could not be generated
  14 #endif
  15
  16 test::seed_t initialize_seed(12847);
  17
  18 template <class T> struct self_assign_base : public test::exception_base
  19 {
  20   test::random_values<T> values;
  21   self_assign_base(std::size_t count = 0) : values(count, test::limited_range)
  22   {
  23   }
  24
  25   typedef T data_type;
  26   T init() const { return T(values.begin(), values.end()); }
  27
  28   void run(T& x) const
  29   {
  30     x = x;
  31
  32     DISABLE_EXCEPTIONS;
  33     test::check_container(x, values);
  34     test::check_equivalent_keys(x);
  35   }
  36
  37   void check BOOST_PREVENT_MACRO_SUBSTITUTION(T const& x) const
  38   {
  39     test::check_equivalent_keys(x);
  40   }
  41 };
  42
  43 template <class T> struct self_assign_test1 : self_assign_base<T>
  44 {
  45 };
  46
  47 template <class T> struct self_assign_test2 : self_assign_base<T>
  48 {
  49   self_assign_test2() : self_assign_base<T>(100) {}
  50 };
  51
  52 template <class T> struct assign_base : public test::exception_base
  53 {
  54   test::random_values<T> x_values, y_values;
  55   T x, y;
  56
  57   typedef BOOST_DEDUCED_TYPENAME T::hasher hasher;
  58   typedef BOOST_DEDUCED_TYPENAME T::key_equal key_equal;
  59   typedef BOOST_DEDUCED_TYPENAME T::allocator_type allocator_type;
  60
  61   assign_base(int tag1, int tag2, float mlf1 = 1.0, float mlf2 = 1.0)
  62       : x_values(), y_values(),
  63         x(0, hasher(tag1), key_equal(tag1), allocator_type(tag1)),
  64         y(0, hasher(tag2), key_equal(tag2), allocator_type(tag2))
  65   {
  66     x.max_load_factor(mlf1);
  67     y.max_load_factor(mlf2);
  68   }
  69
  70   typedef T data_type;
  71   T init() const { return T(x); }
  72
  73   void run(T& x1) const
  74   {
  75     x1 = y;
  76
  77     DISABLE_EXCEPTIONS;
  78     test::check_container(x1, y_values);
  79     test::check_equivalent_keys(x1);
  80   }
  81
  82   void check BOOST_PREVENT_MACRO_SUBSTITUTION(T const& x1) const
  83   {
  84     test::check_equivalent_keys(x1);
  85
  86     // If the container is empty at the point of the exception, the
  87     // internal structure is hidden, this exposes it, at the cost of
  88     // messing up the data.
  89     if (x_values.size()) {
  90       T& x2 = const_cast<T&>(x1);
  91       x2.emplace(*x_values.begin());
  92       test::check_equivalent_keys(x2);
  93     }
  94   }
  95 };
  96
  97 template <class T> struct assign_values : assign_base<T>
  98 {
  99   assign_values(unsigned int count1, unsigned int count2, int tag1, int tag2,
 100     test::random_generator gen = test::default_generator, float mlf1 = 1.0,
 101     float mlf2 = 1.0)
 102       : assign_base<T>(tag1, tag2, mlf1, mlf2)
 103   {
 104     this->x_values.fill(count1, gen);
 105     this->y_values.fill(count2, gen);
 106     this->x.insert(this->x_values.begin(), this->x_values.end());
 107     this->y.insert(this->y_values.begin(), this->y_values.end());
 108   }
 109 };
 110
 111 template <class T> struct assign_test1 : assign_values<T>
 112 {
 113   assign_test1() : assign_values<T>(0, 0, 0, 0) {}
 114 };
 115
 116 template <class T> struct assign_test2 : assign_values<T>
 117 {
 118   assign_test2() : assign_values<T>(60, 0, 0, 0) {}
 119 };
 120
 121 template <class T> struct assign_test2a : assign_values<T>
 122 {
 123   assign_test2a() : assign_values<T>(60, 0, 0, 0, test::limited_range) {}
 124 };
 125
 126 template <class T> struct assign_test3 : assign_values<T>
 127 {
 128   assign_test3() : assign_values<T>(0, 60, 0, 0) {}
 129 };
 130
 131 template <class T> struct assign_test3a : assign_values<T>
 132 {
 133   assign_test3a() : assign_values<T>(0, 60, 0, 0, test::limited_range) {}
 134 };
 135
 136 template <class T> struct assign_test4 : assign_values<T>
 137 {
 138   assign_test4() : assign_values<T>(10, 10, 1, 2) {}
 139 };
 140
 141 template <class T> struct assign_test4a : assign_values<T>
 142 {
 143   assign_test4a() : assign_values<T>(10, 100, 1, 2) {}
 144 };
 145
 146 template <class T> struct assign_test4b : assign_values<T>
 147 {
 148   assign_test4b() : assign_values<T>(10, 100, 1, 2, test::limited_range) {}
 149 };
 150
 151 template <class T> struct assign_test5 : assign_values<T>
 152 {
 153   assign_test5()
 154       : assign_values<T>(5, 60, 0, 0, test::default_generator, 1.0f, 0.1f)
 155   {
 156   }
 157 };
 158
 159 template <class T> struct equivalent_test1 : assign_base<T>
 160 {
 161   equivalent_test1() : assign_base<T>(0, 0)
 162   {
 163     test::random_values<T> x_values2(10);
 164     this->x_values.insert(x_values2.begin(), x_values2.end());
 165     this->x_values.insert(x_values2.begin(), x_values2.end());
 166     test::random_values<T> y_values2(10);
 167     this->y_values.insert(y_values2.begin(), y_values2.end());
 168     this->y_values.insert(y_values2.begin(), y_values2.end());
 169     this->x.insert(this->x_values.begin(), this->x_values.end());
 170     this->y.insert(this->y_values.begin(), this->y_values.end());
 171   }
 172 };
 173
 174 // clang-format off
 175 EXCEPTION_TESTS_REPEAT(5,
 176     (self_assign_test1)(self_assign_test2)
 177     (assign_test1)(assign_test2)(assign_test2a)
 178     (assign_test3)(assign_test3a)
 179     (assign_test4)(assign_test4a)(assign_test4b)
 180     (assign_test5)
 181     (equivalent_test1),
 182     CONTAINER_SEQ)
 183 // clang-format on
 184
 185 RUN_TESTS()