From d151f9a712f7b7e416c468d30edf3c6a2a2739c2 Mon Sep 17 00:00:00 2001
From: Peter Dimov <pdimov@gmail.com>
Date: Sat, 7 Dec 2019 20:15:24 +0200
Subject: [PATCH] Update test/mp_unique_if.cpp

---
 test/mp_unique_if.cpp | 98 +++++++++++++++++++++++++++++++++----------
 1 file changed, 76 insertions(+), 22 deletions(-)

diff --git a/test/mp_unique_if.cpp b/test/mp_unique_if.cpp
index db527df..705e91a 100644
--- a/test/mp_unique_if.cpp
+++ b/test/mp_unique_if.cpp
@@ -1,5 +1,5 @@
-//  Copyright 2015 Peter Dimov.
-//  Copyright 2019 Kris Jusiak.
+// Copyright 2015 Peter Dimov.
+// Copyright 2019 Kris Jusiak.
 //
 // Distributed under the Boost Software License, Version 1.0.
 //
@@ -9,9 +9,16 @@
 
 #include <boost/mp11/algorithm.hpp>
 #include <boost/mp11/list.hpp>
+#include <boost/mp11/integral.hpp>
 #include <boost/core/lightweight_test_trait.hpp>
 #include <type_traits>
 #include <tuple>
+#include <cstddef>
+
+using boost::mp11::mp_bool;
+
+template<class T, class U> using Eq1 = mp_bool< T::value == U::value >;
+template<class T, class U> using Eq2 = mp_bool< sizeof(T) == sizeof(U) >;
 
 int main()
 {
@@ -19,35 +26,82 @@ int main()
     using boost::mp11::mp_unique_if;
 
     {
-        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<mp_list<>, std::is_same>,mp_list<>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<mp_list<>, std::is_same>, mp_list<>>));
 
-        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<mp_list<void>, std::is_same>,mp_list<void>>));
-        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<mp_list<void, void>, std::is_same>,mp_list<void>>));
-        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<mp_list<void, void, void>, std::is_same>,mp_list<void>>));
-        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<mp_list<void, void, void, void>, std::is_same>,mp_list<void>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<mp_list<void>, std::is_same>, mp_list<void>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<mp_list<void, void>, std::is_same>, mp_list<void>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<mp_list<void, void, void>, std::is_same>, mp_list<void>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<mp_list<void, void, void, void>, std::is_same>, mp_list<void>>));
 
-        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<mp_list<void, int>, std::is_same>,mp_list<void, int>>));
-        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<mp_list<void, void, void, int, int, int>, std::is_same>,mp_list<void, int>>));
-        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<mp_list<void, int, void, int, int, void, int, int, int>, std::is_same>,mp_list<void, int>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<mp_list<void, int>, std::is_same>, mp_list<void, int>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<mp_list<void, void, void, int, int, int>, std::is_same>, mp_list<void, int>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<mp_list<void, int, void, int, int, void, int, int, int>, std::is_same>, mp_list<void, int>>));
 
-        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<mp_list<void, int, char[]>, std::is_same>,mp_list<void, int, char[]>>));
-        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<mp_list<void, int, char[], void, int, char[], void, int, char[]>, std::is_same>,mp_list<void, int, char[]>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<mp_list<void, int, char[]>, std::is_same>, mp_list<void, int, char[]>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<mp_list<void, int, char[], void, int, char[], void, int, char[]>, std::is_same>, mp_list<void, int, char[]>>));
     }
 
     {
-        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<std::tuple<>, std::is_same>,std::tuple<>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<std::tuple<>, std::is_same>, std::tuple<>>));
 
-        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<std::tuple<void>, std::is_same>,std::tuple<void>>));
-        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<std::tuple<void, void>, std::is_same>,std::tuple<void>>));
-        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<std::tuple<void, void, void>, std::is_same>,std::tuple<void>>));
-        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<std::tuple<void, void, void, void>, std::is_same>,std::tuple<void>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<std::tuple<void>, std::is_same>, std::tuple<void>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<std::tuple<void, void>, std::is_same>, std::tuple<void>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<std::tuple<void, void, void>, std::is_same>, std::tuple<void>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<std::tuple<void, void, void, void>, std::is_same>, std::tuple<void>>));
 
-        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<std::tuple<void, int>, std::is_same>,std::tuple<void, int>>));
-        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<std::tuple<void, void, void, int, int, int>, std::is_same>,std::tuple<void, int>>));
-        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<std::tuple<void, int, void, int, int, void, int, int, int>, std::is_same>,std::tuple<void, int>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<std::tuple<void, int>, std::is_same>, std::tuple<void, int>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<std::tuple<void, void, void, int, int, int>, std::is_same>, std::tuple<void, int>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<std::tuple<void, int, void, int, int, void, int, int, int>, std::is_same>, std::tuple<void, int>>));
 
-        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<std::tuple<void, int, char[]>, std::is_same>,std::tuple<void, int, char[]>>));
-        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<std::tuple<void, int, char[], void, int, char[], void, int, char[]>, std::is_same>,std::tuple<void, int, char[]>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<std::tuple<void, int, char[]>, std::is_same>, std::tuple<void, int, char[]>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<std::tuple<void, int, char[], void, int, char[], void, int, char[]>, std::is_same>, std::tuple<void, int, char[]>>));
+    }
+
+    {
+        using boost::mp11::mp_iota_c;
+        using boost::mp11::mp_size_t;
+
+        using L1 = mp_iota_c<32>;
+
+        using R1 = mp_unique_if<L1, std::is_same>;
+        BOOST_TEST_TRAIT_TRUE((std::is_same<R1, L1>));
+
+#if !BOOST_MP11_WORKAROUND( BOOST_MSVC, < 1910 )
+
+        using R2 = mp_unique_if<L1, Eq1>;
+        BOOST_TEST_TRAIT_TRUE((std::is_same<R2, L1>));
+
+        using R3 = mp_unique_if<L1, Eq2>;
+        BOOST_TEST_TRAIT_TRUE((std::is_same<R3, mp_list<mp_size_t<0>>>));
+
+#endif
+    }
+
+    {
+        using boost::mp11::mp_list_c;
+        using boost::mp11::mp_append;
+        using boost::mp11::mp_push_back;
+        using boost::mp11::mp_int;
+
+        using L1 = mp_list_c<std::size_t, 0, 1, 2, 3>;
+        using L2 = mp_list_c<int, 1, 2, 3, 4>;
+        using L3 = mp_list_c<long, 2, 3, 4, 5>;
+
+#if !BOOST_MP11_WORKAROUND( BOOST_MSVC, < 1910 )
+
+        using R1 = mp_unique_if<mp_append<L1, L2, L3>, Eq1>;
+        BOOST_TEST_TRAIT_TRUE((std::is_same<R1, mp_push_back<L1, mp_int<4>, std::integral_constant<long, 5>>>));
+
+#endif
+    }
+
+    {
+#if !BOOST_MP11_WORKAROUND( BOOST_MSVC, < 1910 )
+
+        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<std::tuple<char[1], char[2], char[1], char[2], char[2], char[1], char[2], char[2], char[2]>, Eq2>, std::tuple<char[1], char[2]>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if<std::tuple<char[1], char[2], char[3], char[1], char[2], char[3], char[1], char[2], char[3]>, Eq2>, std::tuple<char[1], char[2], char[3]>>));
+
+#endif
     }
 
     return boost::report_errors();