iterators.fail.cpp [plain text]
#include <unordered_map>
#include <string>
#include <cassert>
int main()
{
{
typedef std::unordered_multimap<int, std::string> C;
typedef std::pair<int, std::string> P;
P a[] =
{
P(1, "one"),
P(2, "two"),
P(3, "three"),
P(4, "four"),
P(1, "four"),
P(2, "four"),
};
C c(a, a + sizeof(a)/sizeof(a[0]));
assert(c.bucket_count() == 7);
assert(c.size() == 6);
assert(std::distance(c.begin(), c.end()) == c.size());
assert(std::distance(c.cbegin(), c.cend()) == c.size());
C::iterator i = c.begin();
i->second = "ONE";
assert(i->second == "ONE");
i->first = 2;
}
{
typedef std::unordered_multimap<int, std::string> C;
typedef std::pair<int, std::string> P;
P a[] =
{
P(1, "one"),
P(2, "two"),
P(3, "three"),
P(4, "four"),
P(1, "four"),
P(2, "four"),
};
const C c(a, a + sizeof(a)/sizeof(a[0]));
assert(c.bucket_count() == 7);
assert(c.size() == 6);
assert(std::distance(c.begin(), c.end()) == c.size());
assert(std::distance(c.cbegin(), c.cend()) == c.size());
}
}