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-rw-r--r--libcxx/test/std/algorithms/alg.modifying.operations/alg.partitions/partition_point.pass.cpp76
1 files changed, 76 insertions, 0 deletions
diff --git a/libcxx/test/std/algorithms/alg.modifying.operations/alg.partitions/partition_point.pass.cpp b/libcxx/test/std/algorithms/alg.modifying.operations/alg.partitions/partition_point.pass.cpp
new file mode 100644
index 00000000000..f5b832c6639
--- /dev/null
+++ b/libcxx/test/std/algorithms/alg.modifying.operations/alg.partitions/partition_point.pass.cpp
@@ -0,0 +1,76 @@
+//===----------------------------------------------------------------------===//
+//
+// 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.
+//
+//===----------------------------------------------------------------------===//
+
+// <algorithm>
+
+// template<class ForwardIterator, class Predicate>
+// ForwardIterator
+// partition_point(ForwardIterator first, ForwardIterator last, Predicate pred);
+
+#include <algorithm>
+#include <cassert>
+
+#include "test_iterators.h"
+
+struct is_odd
+{
+ bool operator()(const int& i) const {return i & 1;}
+};
+
+int main()
+{
+ {
+ const int ia[] = {2, 4, 6, 8, 10};
+ assert(std::partition_point(forward_iterator<const int*>(std::begin(ia)),
+ forward_iterator<const int*>(std::end(ia)),
+ is_odd()) == forward_iterator<const int*>(ia));
+ }
+ {
+ const int ia[] = {1, 2, 4, 6, 8};
+ assert(std::partition_point(forward_iterator<const int*>(std::begin(ia)),
+ forward_iterator<const int*>(std::end(ia)),
+ is_odd()) == forward_iterator<const int*>(ia + 1));
+ }
+ {
+ const int ia[] = {1, 3, 2, 4, 6};
+ assert(std::partition_point(forward_iterator<const int*>(std::begin(ia)),
+ forward_iterator<const int*>(std::end(ia)),
+ is_odd()) == forward_iterator<const int*>(ia + 2));
+ }
+ {
+ const int ia[] = {1, 3, 5, 2, 4, 6};
+ assert(std::partition_point(forward_iterator<const int*>(std::begin(ia)),
+ forward_iterator<const int*>(std::end(ia)),
+ is_odd()) == forward_iterator<const int*>(ia + 3));
+ }
+ {
+ const int ia[] = {1, 3, 5, 7, 2, 4};
+ assert(std::partition_point(forward_iterator<const int*>(std::begin(ia)),
+ forward_iterator<const int*>(std::end(ia)),
+ is_odd()) == forward_iterator<const int*>(ia + 4));
+ }
+ {
+ const int ia[] = {1, 3, 5, 7, 9, 2};
+ assert(std::partition_point(forward_iterator<const int*>(std::begin(ia)),
+ forward_iterator<const int*>(std::end(ia)),
+ is_odd()) == forward_iterator<const int*>(ia + 5));
+ }
+ {
+ const int ia[] = {1, 3, 5, 7, 9, 11};
+ assert(std::partition_point(forward_iterator<const int*>(std::begin(ia)),
+ forward_iterator<const int*>(std::end(ia)),
+ is_odd()) == forward_iterator<const int*>(ia + 6));
+ }
+ {
+ const int ia[] = {1, 3, 5, 2, 4, 6, 7};
+ assert(std::partition_point(forward_iterator<const int*>(std::begin(ia)),
+ forward_iterator<const int*>(std::begin(ia)),
+ is_odd()) == forward_iterator<const int*>(ia));
+ }
+}
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