aboutsummaryrefslogtreecommitdiff
path: root/test/std/containers/unord/unord.multimap/local_iterators.pass.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'test/std/containers/unord/unord.multimap/local_iterators.pass.cpp')
-rw-r--r--test/std/containers/unord/unord.multimap/local_iterators.pass.cpp549
1 files changed, 549 insertions, 0 deletions
diff --git a/test/std/containers/unord/unord.multimap/local_iterators.pass.cpp b/test/std/containers/unord/unord.multimap/local_iterators.pass.cpp
new file mode 100644
index 000000000000..35e4c772fd33
--- /dev/null
+++ b/test/std/containers/unord/unord.multimap/local_iterators.pass.cpp
@@ -0,0 +1,549 @@
+//===----------------------------------------------------------------------===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <unordered_map>
+
+// template <class Key, class T, class Hash = hash<Key>, class Pred = equal_to<Key>,
+// class Alloc = allocator<pair<const Key, T>>>
+// class unordered_multimap
+
+// local_iterator begin (size_type n);
+// local_iterator end (size_type n);
+// const_local_iterator begin (size_type n) const;
+// const_local_iterator end (size_type n) const;
+// const_local_iterator cbegin(size_type n) const;
+// const_local_iterator cend (size_type n) const;
+
+#include <unordered_map>
+#include <string>
+#include <cassert>
+
+#include "min_allocator.h"
+
+int main()
+{
+ {
+ typedef std::unordered_multimap<int, std::string> C;
+ typedef std::pair<int, std::string> P;
+ typedef C::local_iterator I;
+ 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);
+ C::size_type b = c.bucket(0);
+ I i = c.begin(b);
+ I j = c.end(b);
+ assert(std::distance(i, j) == 0);
+
+ b = c.bucket(1);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 2);
+ assert(i->first == 1);
+ assert(i->second == "one");
+ ++i;
+ assert(i->first == 1);
+ assert(i->second == "four");
+
+ b = c.bucket(2);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 2);
+ assert(i->first == 2);
+ assert(i->second == "two");
+ ++i;
+ assert(i->first == 2);
+ assert(i->second == "four");
+
+ b = c.bucket(3);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 1);
+ assert(i->first == 3);
+ assert(i->second == "three");
+
+ b = c.bucket(4);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 1);
+ assert(i->first == 4);
+ assert(i->second == "four");
+
+ b = c.bucket(5);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 0);
+
+ b = c.bucket(6);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 0);
+ }
+ {
+ typedef std::unordered_multimap<int, std::string> C;
+ typedef std::pair<int, std::string> P;
+ typedef C::const_local_iterator I;
+ 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);
+ C::size_type b = c.bucket(0);
+ I i = c.begin(b);
+ I j = c.end(b);
+ assert(std::distance(i, j) == 0);
+
+ b = c.bucket(1);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 2);
+ assert(i->first == 1);
+ assert(i->second == "one");
+ ++i;
+ assert(i->first == 1);
+ assert(i->second == "four");
+
+ b = c.bucket(2);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 2);
+ assert(i->first == 2);
+ assert(i->second == "two");
+ ++i;
+ assert(i->first == 2);
+ assert(i->second == "four");
+
+ b = c.bucket(3);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 1);
+ assert(i->first == 3);
+ assert(i->second == "three");
+
+ b = c.bucket(4);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 1);
+ assert(i->first == 4);
+ assert(i->second == "four");
+
+ b = c.bucket(5);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 0);
+
+ b = c.bucket(6);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 0);
+ }
+ {
+ typedef std::unordered_multimap<int, std::string> C;
+ typedef std::pair<int, std::string> P;
+ typedef C::const_local_iterator I;
+ 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);
+ C::size_type b = c.bucket(0);
+ I i = c.cbegin(b);
+ I j = c.cend(b);
+ assert(std::distance(i, j) == 0);
+
+ b = c.bucket(1);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 2);
+ assert(i->first == 1);
+ assert(i->second == "one");
+ ++i;
+ assert(i->first == 1);
+ assert(i->second == "four");
+
+ b = c.bucket(2);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 2);
+ assert(i->first == 2);
+ assert(i->second == "two");
+ ++i;
+ assert(i->first == 2);
+ assert(i->second == "four");
+
+ b = c.bucket(3);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 1);
+ assert(i->first == 3);
+ assert(i->second == "three");
+
+ b = c.bucket(4);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 1);
+ assert(i->first == 4);
+ assert(i->second == "four");
+
+ b = c.bucket(5);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 0);
+
+ b = c.bucket(6);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 0);
+ }
+ {
+ typedef std::unordered_multimap<int, std::string> C;
+ typedef std::pair<int, std::string> P;
+ typedef C::const_local_iterator I;
+ 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);
+ C::size_type b = c.bucket(0);
+ I i = c.cbegin(b);
+ I j = c.cend(b);
+ assert(std::distance(i, j) == 0);
+
+ b = c.bucket(1);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 2);
+ assert(i->first == 1);
+ assert(i->second == "one");
+ ++i;
+ assert(i->first == 1);
+ assert(i->second == "four");
+
+ b = c.bucket(2);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 2);
+ assert(i->first == 2);
+ assert(i->second == "two");
+ ++i;
+ assert(i->first == 2);
+ assert(i->second == "four");
+
+ b = c.bucket(3);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 1);
+ assert(i->first == 3);
+ assert(i->second == "three");
+
+ b = c.bucket(4);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 1);
+ assert(i->first == 4);
+ assert(i->second == "four");
+
+ b = c.bucket(5);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 0);
+
+ b = c.bucket(6);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 0);
+ }
+#if __cplusplus >= 201103L
+ {
+ typedef std::unordered_multimap<int, std::string, std::hash<int>, std::equal_to<int>,
+ min_allocator<std::pair<const int, std::string>>> C;
+ typedef std::pair<int, std::string> P;
+ typedef C::local_iterator I;
+ 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);
+ C::size_type b = c.bucket(0);
+ I i = c.begin(b);
+ I j = c.end(b);
+ assert(std::distance(i, j) == 0);
+
+ b = c.bucket(1);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 2);
+ assert(i->first == 1);
+ assert(i->second == "one");
+ ++i;
+ assert(i->first == 1);
+ assert(i->second == "four");
+
+ b = c.bucket(2);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 2);
+ assert(i->first == 2);
+ assert(i->second == "two");
+ ++i;
+ assert(i->first == 2);
+ assert(i->second == "four");
+
+ b = c.bucket(3);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 1);
+ assert(i->first == 3);
+ assert(i->second == "three");
+
+ b = c.bucket(4);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 1);
+ assert(i->first == 4);
+ assert(i->second == "four");
+
+ b = c.bucket(5);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 0);
+
+ b = c.bucket(6);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 0);
+ }
+ {
+ typedef std::unordered_multimap<int, std::string, std::hash<int>, std::equal_to<int>,
+ min_allocator<std::pair<const int, std::string>>> C;
+ typedef std::pair<int, std::string> P;
+ typedef C::const_local_iterator I;
+ 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);
+ C::size_type b = c.bucket(0);
+ I i = c.begin(b);
+ I j = c.end(b);
+ assert(std::distance(i, j) == 0);
+
+ b = c.bucket(1);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 2);
+ assert(i->first == 1);
+ assert(i->second == "one");
+ ++i;
+ assert(i->first == 1);
+ assert(i->second == "four");
+
+ b = c.bucket(2);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 2);
+ assert(i->first == 2);
+ assert(i->second == "two");
+ ++i;
+ assert(i->first == 2);
+ assert(i->second == "four");
+
+ b = c.bucket(3);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 1);
+ assert(i->first == 3);
+ assert(i->second == "three");
+
+ b = c.bucket(4);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 1);
+ assert(i->first == 4);
+ assert(i->second == "four");
+
+ b = c.bucket(5);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 0);
+
+ b = c.bucket(6);
+ i = c.begin(b);
+ j = c.end(b);
+ assert(std::distance(i, j) == 0);
+ }
+ {
+ typedef std::unordered_multimap<int, std::string, std::hash<int>, std::equal_to<int>,
+ min_allocator<std::pair<const int, std::string>>> C;
+ typedef std::pair<int, std::string> P;
+ typedef C::const_local_iterator I;
+ 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);
+ C::size_type b = c.bucket(0);
+ I i = c.cbegin(b);
+ I j = c.cend(b);
+ assert(std::distance(i, j) == 0);
+
+ b = c.bucket(1);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 2);
+ assert(i->first == 1);
+ assert(i->second == "one");
+ ++i;
+ assert(i->first == 1);
+ assert(i->second == "four");
+
+ b = c.bucket(2);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 2);
+ assert(i->first == 2);
+ assert(i->second == "two");
+ ++i;
+ assert(i->first == 2);
+ assert(i->second == "four");
+
+ b = c.bucket(3);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 1);
+ assert(i->first == 3);
+ assert(i->second == "three");
+
+ b = c.bucket(4);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 1);
+ assert(i->first == 4);
+ assert(i->second == "four");
+
+ b = c.bucket(5);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 0);
+
+ b = c.bucket(6);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 0);
+ }
+ {
+ typedef std::unordered_multimap<int, std::string, std::hash<int>, std::equal_to<int>,
+ min_allocator<std::pair<const int, std::string>>> C;
+ typedef std::pair<int, std::string> P;
+ typedef C::const_local_iterator I;
+ 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);
+ C::size_type b = c.bucket(0);
+ I i = c.cbegin(b);
+ I j = c.cend(b);
+ assert(std::distance(i, j) == 0);
+
+ b = c.bucket(1);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 2);
+ assert(i->first == 1);
+ assert(i->second == "one");
+ ++i;
+ assert(i->first == 1);
+ assert(i->second == "four");
+
+ b = c.bucket(2);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 2);
+ assert(i->first == 2);
+ assert(i->second == "two");
+ ++i;
+ assert(i->first == 2);
+ assert(i->second == "four");
+
+ b = c.bucket(3);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 1);
+ assert(i->first == 3);
+ assert(i->second == "three");
+
+ b = c.bucket(4);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 1);
+ assert(i->first == 4);
+ assert(i->second == "four");
+
+ b = c.bucket(5);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 0);
+
+ b = c.bucket(6);
+ i = c.cbegin(b);
+ j = c.cend(b);
+ assert(std::distance(i, j) == 0);
+ }
+#endif
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-01 06:59:41 +0000