Unordered: Merge from trunk

- Remove use of BOOST_DEDUCED_TYPENAME and BOOST_UNORDERED_PAIR_CAST, it's
  unlikely that the compilers which require them will be able to cope with the
  new version of unordered.
- Use the old equality algorithm if BOOST_UNORDERED_DEPRECATED_EQUALITY is
  defined.
- Use SFINAE to control which overloads of `construct_impl` are available.
  Fixes problems with differing overload resolution on different compilers.
- Support for piecewise pair construction.
- Only support the old variadic pair construction when
  BOOST_UNORDERED_DEPRECATED_PAIR_CONSTRUCT is defined (also fixed some bugs).
- Avoid instantiating BOOST_RV_REF for non-classes.
- Support optional allocator member functions for compilers with SFINAE
  expressions and Visual C++ 9.0/10.0
- Follow boost macro naming conventions.
- Improved portability for `allocator_traits` emulation.

Current compiler support:

- Full support for GCC 4.4+, Visual C++ 9.0+, Clang.
- All other compilers odn't support optional allocator members.
- No other errors for GCC 3.4.6+, Visual C++ 8.0, Intel, Pathscale.
- Visual Age has a compile error if `select_on_container_copy_construction`
  isn't `const` (it should ignore it).
- `select_on_container_copy_construction` detection doesn't work on Sun.
- `unnecessary_copy_tests` is failling for vacpp on AIX, but not on linux.
- Warnings causing failures for Visual C++ with STLport and WM5.


[SVN r74234]
This commit is contained in:
Daniel James
2011-09-04 19:37:45 +00:00
parent f6f19aaaaa
commit 5867994b8c
27 changed files with 1465 additions and 719 deletions

View File

@@ -0,0 +1,173 @@
// Copyright 2008-2009 Daniel James.
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
#define BOOST_UNORDERED_DEPRECATED_EQUALITY
#include "../helpers/prefix.hpp"
#include <boost/unordered_set.hpp>
#include <boost/unordered_map.hpp>
#include <boost/preprocessor/seq.hpp>
#include <list>
#include "../helpers/test.hpp"
namespace equality_tests
{
struct mod_compare
{
bool alt_hash_;
explicit mod_compare(bool alt_hash = false) : alt_hash_(alt_hash) {}
bool operator()(int x, int y) const
{
return x % 1000 == y % 1000;
}
int operator()(int x) const
{
return alt_hash_ ? x % 250 : (x + 5) % 250;
}
};
#define UNORDERED_EQUALITY_SET_TEST(seq1, op, seq2) \
{ \
boost::unordered_set<int, mod_compare, mod_compare> set1, set2; \
BOOST_PP_SEQ_FOR_EACH(UNORDERED_SET_INSERT, set1, seq1) \
BOOST_PP_SEQ_FOR_EACH(UNORDERED_SET_INSERT, set2, seq2) \
BOOST_TEST(set1 op set2); \
}
#define UNORDERED_EQUALITY_MULTISET_TEST(seq1, op, seq2) \
{ \
boost::unordered_multiset<int, mod_compare, mod_compare> \
set1, set2; \
BOOST_PP_SEQ_FOR_EACH(UNORDERED_SET_INSERT, set1, seq1) \
BOOST_PP_SEQ_FOR_EACH(UNORDERED_SET_INSERT, set2, seq2) \
BOOST_TEST(set1 op set2); \
}
#define UNORDERED_EQUALITY_MAP_TEST(seq1, op, seq2) \
{ \
boost::unordered_map<int, int, mod_compare, mod_compare> \
map1, map2; \
BOOST_PP_SEQ_FOR_EACH(UNORDERED_MAP_INSERT, map1, seq1) \
BOOST_PP_SEQ_FOR_EACH(UNORDERED_MAP_INSERT, map2, seq2) \
BOOST_TEST(map1 op map2); \
}
#define UNORDERED_EQUALITY_MULTIMAP_TEST(seq1, op, seq2) \
{ \
boost::unordered_multimap<int, int, mod_compare, mod_compare> \
map1, map2; \
BOOST_PP_SEQ_FOR_EACH(UNORDERED_MAP_INSERT, map1, seq1) \
BOOST_PP_SEQ_FOR_EACH(UNORDERED_MAP_INSERT, map2, seq2) \
BOOST_TEST(map1 op map2); \
}
#define UNORDERED_SET_INSERT(r, set, item) set.insert(item);
#define UNORDERED_MAP_INSERT(r, map, item) \
map.insert(std::pair<int const, int> BOOST_PP_SEQ_TO_TUPLE(item));
UNORDERED_AUTO_TEST(equality_size_tests)
{
boost::unordered_set<int> x1, x2;
BOOST_TEST(x1 == x2);
BOOST_TEST(!(x1 != x2));
x1.insert(1);
BOOST_TEST(x1 != x2);
BOOST_TEST(!(x1 == x2));
BOOST_TEST(x2 != x1);
BOOST_TEST(!(x2 == x1));
x2.insert(1);
BOOST_TEST(x1 == x2);
BOOST_TEST(!(x1 != x2));
x2.insert(2);
BOOST_TEST(x1 != x2);
BOOST_TEST(!(x1 == x2));
BOOST_TEST(x2 != x1);
BOOST_TEST(!(x2 == x1));
}
UNORDERED_AUTO_TEST(equality_key_value_tests)
{
UNORDERED_EQUALITY_MULTISET_TEST((1), !=, (2))
UNORDERED_EQUALITY_SET_TEST((2), ==, (2))
UNORDERED_EQUALITY_MAP_TEST(((1)(1))((2)(1)), !=, ((1)(1))((3)(1)))
}
UNORDERED_AUTO_TEST(equality_collision_test)
{
UNORDERED_EQUALITY_MULTISET_TEST(
(1), !=, (501))
UNORDERED_EQUALITY_MULTISET_TEST(
(1)(251), !=, (1)(501))
UNORDERED_EQUALITY_MULTIMAP_TEST(
((251)(1))((1)(1)), !=, ((501)(1))((1)(1)))
UNORDERED_EQUALITY_MULTISET_TEST(
(1)(501), ==, (1)(501))
UNORDERED_EQUALITY_SET_TEST(
(1)(501), ==, (501)(1))
}
UNORDERED_AUTO_TEST(equality_group_size_test)
{
UNORDERED_EQUALITY_MULTISET_TEST(
(10)(20)(20), !=, (10)(10)(20))
UNORDERED_EQUALITY_MULTIMAP_TEST(
((10)(1))((20)(1))((20)(1)), !=,
((10)(1))((20)(1))((10)(1)))
UNORDERED_EQUALITY_MULTIMAP_TEST(
((20)(1))((10)(1))((10)(1)), ==,
((10)(1))((20)(1))((10)(1)))
}
UNORDERED_AUTO_TEST(equality_map_value_test)
{
UNORDERED_EQUALITY_MAP_TEST(
((1)(1)), !=, ((1)(2)))
UNORDERED_EQUALITY_MAP_TEST(
((1)(1)), ==, ((1)(1)))
UNORDERED_EQUALITY_MULTIMAP_TEST(
((1)(1)), !=, ((1)(2)))
UNORDERED_EQUALITY_MULTIMAP_TEST(
((1)(1))((1)(1)), !=, ((1)(1))((1)(2)))
UNORDERED_EQUALITY_MULTIMAP_TEST(
((1)(2))((1)(1)), !=, ((1)(1))((1)(2)))
}
UNORDERED_AUTO_TEST(equality_predicate_test)
{
UNORDERED_EQUALITY_SET_TEST(
(1), ==, (1001))
UNORDERED_EQUALITY_MAP_TEST(
((1)(2))((1001)(1)), ==, ((1001)(2))((1)(1)))
}
// Test that equality still works when the two containers have
// different hash functions but the same equality predicate.
UNORDERED_AUTO_TEST(equality_different_hash_test)
{
typedef boost::unordered_set<int, mod_compare, mod_compare> set;
set set1(0, mod_compare(false), mod_compare(false));
set set2(0, mod_compare(true), mod_compare(true));
BOOST_TEST(set1 == set2);
set1.insert(1); set2.insert(2);
BOOST_TEST(set1 != set2);
set1.insert(2); set2.insert(1);
BOOST_TEST(set1 == set2);
set1.insert(10); set2.insert(20);
BOOST_TEST(set1 != set2);
set1.insert(20); set2.insert(10);
BOOST_TEST(set1 == set2);
}
}
RUN_TESTS()