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Add another random generation style.

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This time for a more limited range of values so that equal values turn
up more often.  This is a bit shoddy, but seems like the best way to
improve the existing tests without too much effort.
This commit is contained in:
Daniel James
2016-10-06 17:06:32 +01:00
parent 65aaf27380
commit 147885fec4
16 changed files with 115 additions and 94 deletions
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16
test/unordered/erase_tests.cpp
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@@ -25,11 +25,6 @@ namespace erase_tests
test::seed_t initialize_seed(85638);
std::size_t random_value(std::size_t max) {
using namespace std;
return static_cast<std::size_t>(rand()) % max;
}
template <class Container>
void erase_tests1(Container*, test::random_generator generator)
{
@@ -90,7 +85,7 @@ void erase_tests1(Container*, test::random_generator generator)
int iterations = 0;
while(size > 0 && !x.empty())
{
std::size_t index = random_value(x.size());
std::size_t index = test::random_value(x.size());
c_iterator prev, pos, next;
if(index == 0) {
prev = pos = x.begin();
@@ -163,8 +158,8 @@ void erase_tests1(Container*, test::random_generator generator)
iterators.push_back(x.cend());
while(iterators.size() > 1) {
std::size_t start = random_value(iterators.size());
std::size_t length = random_value(iterators.size() - start);
std::size_t start = test::random_value(iterators.size());
std::size_t length = test::random_value(iterators.size() - start);
x.erase(iterators[start], iterators[start + length]);
iterators.erase(
boost::next(iterators.begin(),
@@ -219,7 +214,7 @@ void erase_tests1(Container*, test::random_generator generator)
int iterations = 0;
while(size > 0 && !x.empty())
{
std::size_t index = random_value(x.size());
std::size_t index = test::random_value(x.size());
BOOST_DEDUCED_TYPENAME Container::const_iterator prev, pos, next;
if(index == 0) {
prev = pos = x.begin();
@@ -278,10 +273,11 @@ boost::unordered_multimap<test::object, test::object,
using test::default_generator;
using test::generate_collisions;
using test::limited_range;
UNORDERED_TEST(erase_tests1,
((test_set)(test_multiset)(test_map)(test_multimap))
((default_generator)(generate_collisions))
((default_generator)(generate_collisions)(limited_range))
)
}