From 5a83710e371fe68a06e6e3876c6a2c8b820a8976 Mon Sep 17 00:00:00 2001
From: Eric Fiselier <eric@efcs.ca>
Date: Sat, 20 Dec 2014 01:40:03 +0000
Subject: Move test into test/std subdirectory.

llvm-svn: 224658
---
 .../tuple.tuple/tuple.creation/tuple_cat.pass.cpp  | 230 +++++++++++++++++++++
 1 file changed, 230 insertions(+)
 create mode 100644 libcxx/test/std/utilities/tuple/tuple.tuple/tuple.creation/tuple_cat.pass.cpp

(limited to 'libcxx/test/std/utilities/tuple/tuple.tuple/tuple.creation/tuple_cat.pass.cpp')

diff --git a/libcxx/test/std/utilities/tuple/tuple.tuple/tuple.creation/tuple_cat.pass.cpp b/libcxx/test/std/utilities/tuple/tuple.tuple/tuple.creation/tuple_cat.pass.cpp
new file mode 100644
index 00000000000..3fca5738929
--- /dev/null
+++ b/libcxx/test/std/utilities/tuple/tuple.tuple/tuple.creation/tuple_cat.pass.cpp
@@ -0,0 +1,230 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <tuple>
+
+// template <class... Types> class tuple;
+
+// template <class... Tuples> tuple<CTypes...> tuple_cat(Tuples&&... tpls);
+
+#include <tuple>
+#include <utility>
+#include <array>
+#include <string>
+#include <cassert>
+
+#include "../MoveOnly.h"
+
+int main()
+{
+    {
+        std::tuple<> t = std::tuple_cat();
+    }
+    {
+        std::tuple<> t1;
+        std::tuple<> t2 = std::tuple_cat(t1);
+    }
+    {
+        std::tuple<> t = std::tuple_cat(std::tuple<>());
+    }
+    {
+        std::tuple<> t = std::tuple_cat(std::array<int, 0>());
+    }
+    {
+        std::tuple<int> t1(1);
+        std::tuple<int> t = std::tuple_cat(t1);
+        assert(std::get<0>(t) == 1);
+    }
+
+#if _LIBCPP_STD_VER > 11 
+    {
+        constexpr std::tuple<> t = std::tuple_cat();
+    }
+    {
+        constexpr std::tuple<> t1;
+        constexpr std::tuple<> t2 = std::tuple_cat(t1);
+    }
+    {
+        constexpr std::tuple<> t = std::tuple_cat(std::tuple<>());
+    }
+    {
+        constexpr std::tuple<> t = std::tuple_cat(std::array<int, 0>());
+    }
+    {
+        constexpr std::tuple<int> t1(1);
+        constexpr std::tuple<int> t = std::tuple_cat(t1);
+        static_assert(std::get<0>(t) == 1, "");
+    }
+    {
+        constexpr std::tuple<int> t1(1);
+        constexpr std::tuple<int, int> t = std::tuple_cat(t1, t1);
+        static_assert(std::get<0>(t) == 1, "");
+        static_assert(std::get<1>(t) == 1, "");
+    }
+#endif
+    {
+        std::tuple<int, MoveOnly> t =
+                                std::tuple_cat(std::tuple<int, MoveOnly>(1, 2));
+        assert(std::get<0>(t) == 1);
+        assert(std::get<1>(t) == 2);
+    }
+    {
+        std::tuple<int, int, int> t = std::tuple_cat(std::array<int, 3>());
+        assert(std::get<0>(t) == 0);
+        assert(std::get<1>(t) == 0);
+        assert(std::get<2>(t) == 0);
+    }
+    {
+        std::tuple<int, MoveOnly> t = std::tuple_cat(std::pair<int, MoveOnly>(2, 1));
+        assert(std::get<0>(t) == 2);
+        assert(std::get<1>(t) == 1);
+    }
+
+    {
+        std::tuple<> t1;
+        std::tuple<> t2;
+        std::tuple<> t3 = std::tuple_cat(t1, t2);
+    }
+    {
+        std::tuple<> t1;
+        std::tuple<int> t2(2);
+        std::tuple<int> t3 = std::tuple_cat(t1, t2);
+        assert(std::get<0>(t3) == 2);
+    }
+    {
+        std::tuple<> t1;
+        std::tuple<int> t2(2);
+        std::tuple<int> t3 = std::tuple_cat(t2, t1);
+        assert(std::get<0>(t3) == 2);
+    }
+    {
+        std::tuple<int*> t1;
+        std::tuple<int> t2(2);
+        std::tuple<int*, int> t3 = std::tuple_cat(t1, t2);
+        assert(std::get<0>(t3) == nullptr);
+        assert(std::get<1>(t3) == 2);
+    }
+    {
+        std::tuple<int*> t1;
+        std::tuple<int> t2(2);
+        std::tuple<int, int*> t3 = std::tuple_cat(t2, t1);
+        assert(std::get<0>(t3) == 2);
+        assert(std::get<1>(t3) == nullptr);
+    }
+    {
+        std::tuple<int*> t1;
+        std::tuple<int, double> t2(2, 3.5);
+        std::tuple<int*, int, double> t3 = std::tuple_cat(t1, t2);
+        assert(std::get<0>(t3) == nullptr);
+        assert(std::get<1>(t3) == 2);
+        assert(std::get<2>(t3) == 3.5);
+    }
+    {
+        std::tuple<int*> t1;
+        std::tuple<int, double> t2(2, 3.5);
+        std::tuple<int, double, int*> t3 = std::tuple_cat(t2, t1);
+        assert(std::get<0>(t3) == 2);
+        assert(std::get<1>(t3) == 3.5);
+        assert(std::get<2>(t3) == nullptr);
+    }
+    {
+        std::tuple<int*, MoveOnly> t1(nullptr, 1);
+        std::tuple<int, double> t2(2, 3.5);
+        std::tuple<int*, MoveOnly, int, double> t3 =
+                                              std::tuple_cat(std::move(t1), t2);
+        assert(std::get<0>(t3) == nullptr);
+        assert(std::get<1>(t3) == 1);
+        assert(std::get<2>(t3) == 2);
+        assert(std::get<3>(t3) == 3.5);
+    }
+    {
+        std::tuple<int*, MoveOnly> t1(nullptr, 1);
+        std::tuple<int, double> t2(2, 3.5);
+        std::tuple<int, double, int*, MoveOnly> t3 =
+                                              std::tuple_cat(t2, std::move(t1));
+        assert(std::get<0>(t3) == 2);
+        assert(std::get<1>(t3) == 3.5);
+        assert(std::get<2>(t3) == nullptr);
+        assert(std::get<3>(t3) == 1);
+    }
+    {
+        std::tuple<MoveOnly, MoveOnly> t1(1, 2);
+        std::tuple<int*, MoveOnly> t2(nullptr, 4);
+        std::tuple<MoveOnly, MoveOnly, int*, MoveOnly> t3 =
+                                   std::tuple_cat(std::move(t1), std::move(t2));
+        assert(std::get<0>(t3) == 1);
+        assert(std::get<1>(t3) == 2);
+        assert(std::get<2>(t3) == nullptr);
+        assert(std::get<3>(t3) == 4);
+    }
+
+    {
+        std::tuple<MoveOnly, MoveOnly> t1(1, 2);
+        std::tuple<int*, MoveOnly> t2(nullptr, 4);
+        std::tuple<MoveOnly, MoveOnly, int*, MoveOnly> t3 =
+                                   std::tuple_cat(std::tuple<>(),
+                                                  std::move(t1),
+                                                  std::move(t2));
+        assert(std::get<0>(t3) == 1);
+        assert(std::get<1>(t3) == 2);
+        assert(std::get<2>(t3) == nullptr);
+        assert(std::get<3>(t3) == 4);
+    }
+    {
+        std::tuple<MoveOnly, MoveOnly> t1(1, 2);
+        std::tuple<int*, MoveOnly> t2(nullptr, 4);
+        std::tuple<MoveOnly, MoveOnly, int*, MoveOnly> t3 =
+                                   std::tuple_cat(std::move(t1),
+                                                  std::tuple<>(),
+                                                  std::move(t2));
+        assert(std::get<0>(t3) == 1);
+        assert(std::get<1>(t3) == 2);
+        assert(std::get<2>(t3) == nullptr);
+        assert(std::get<3>(t3) == 4);
+    }
+    {
+        std::tuple<MoveOnly, MoveOnly> t1(1, 2);
+        std::tuple<int*, MoveOnly> t2(nullptr, 4);
+        std::tuple<MoveOnly, MoveOnly, int*, MoveOnly> t3 =
+                                   std::tuple_cat(std::move(t1),
+                                                  std::move(t2),
+                                                  std::tuple<>());
+        assert(std::get<0>(t3) == 1);
+        assert(std::get<1>(t3) == 2);
+        assert(std::get<2>(t3) == nullptr);
+        assert(std::get<3>(t3) == 4);
+    }
+    {
+        std::tuple<MoveOnly, MoveOnly> t1(1, 2);
+        std::tuple<int*, MoveOnly> t2(nullptr, 4);
+        std::tuple<MoveOnly, MoveOnly, int*, MoveOnly, int> t3 =
+                                   std::tuple_cat(std::move(t1),
+                                                  std::move(t2),
+                                                  std::tuple<int>(5));
+        assert(std::get<0>(t3) == 1);
+        assert(std::get<1>(t3) == 2);
+        assert(std::get<2>(t3) == nullptr);
+        assert(std::get<3>(t3) == 4);
+        assert(std::get<4>(t3) == 5);
+    }
+    {
+        // See bug #19616.
+        auto t1 = std::tuple_cat(
+            std::make_tuple(std::make_tuple(1)),
+            std::make_tuple()
+        );
+        assert(t1 == std::make_tuple(std::make_tuple(1)));
+
+        auto t2 = std::tuple_cat(
+            std::make_tuple(std::make_tuple(1)),
+            std::make_tuple(std::make_tuple(2))
+        );
+        assert(t2 == std::make_tuple(std::make_tuple(1), std::make_tuple(2)));
+    }
+}
-- 
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