From 483eb2f56657e8e7f419ab1a4fab8dce9ade8609 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 20:24:20 +0200
Subject: Adding upstream version 14.2.21.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../variant2/test/variant_default_construct.cpp    | 103 +++++++++++++++++++++
 1 file changed, 103 insertions(+)
 create mode 100644 src/boost/libs/variant2/test/variant_default_construct.cpp

(limited to 'src/boost/libs/variant2/test/variant_default_construct.cpp')

diff --git a/src/boost/libs/variant2/test/variant_default_construct.cpp b/src/boost/libs/variant2/test/variant_default_construct.cpp
new file mode 100644
index 00000000..894934cb
--- /dev/null
+++ b/src/boost/libs/variant2/test/variant_default_construct.cpp
@@ -0,0 +1,103 @@
+
+// Copyright 2017 Peter Dimov.
+//
+// Distributed under the Boost Software License, Version 1.0.
+//
+// See accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt
+
+#include <boost/variant2/variant.hpp>
+#include <boost/core/lightweight_test.hpp>
+#include <boost/core/lightweight_test_trait.hpp>
+#include <type_traits>
+#include <utility>
+#include <string>
+
+using namespace boost::variant2;
+
+struct X
+{
+    X();
+};
+
+struct Y
+{
+    Y() = delete;
+};
+
+int main()
+{
+    {
+        variant<int> v;
+
+        BOOST_TEST_EQ( v.index(), 0 );
+        BOOST_TEST_EQ( get<0>(v), 0 );
+    }
+
+    {
+        variant<int const> v;
+
+        BOOST_TEST_EQ( v.index(), 0 );
+        BOOST_TEST_EQ( get<0>(v), 0 );
+    }
+
+    {
+        variant<int, float, std::string> v;
+
+        BOOST_TEST_EQ( v.index(), 0 );
+        BOOST_TEST_EQ( get<0>(v), 0 );
+    }
+
+    {
+        variant<int, int, std::string> v;
+
+        BOOST_TEST_EQ( v.index(), 0 );
+        BOOST_TEST_EQ( get<0>(v), 0 );
+    }
+
+    {
+        variant<std::string> v;
+
+        BOOST_TEST_EQ( v.index(), 0 );
+        BOOST_TEST_EQ( get<0>(v), std::string() );
+    }
+
+    {
+        variant<std::string const> v;
+
+        BOOST_TEST_EQ( v.index(), 0 );
+        BOOST_TEST_EQ( get<0>(v), std::string() );
+    }
+
+    {
+        variant<std::string, int, float> v;
+
+        BOOST_TEST_EQ( v.index(), 0 );
+        BOOST_TEST_EQ( get<0>(v), std::string() );
+    }
+
+    {
+        variant<std::string, std::string, float> v;
+
+        BOOST_TEST_EQ( v.index(), 0 );
+        BOOST_TEST_EQ( get<0>(v), std::string() );
+    }
+
+    {
+        BOOST_TEST_TRAIT_TRUE((std::is_nothrow_default_constructible<variant<int>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_nothrow_default_constructible<variant<int const>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_nothrow_default_constructible<variant<int, X>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_nothrow_default_constructible<variant<int, float, X>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_nothrow_default_constructible<variant<int, int, X>>));
+        BOOST_TEST_TRAIT_TRUE((std::is_nothrow_default_constructible<variant<int, X, X>>));
+
+        BOOST_TEST_TRAIT_FALSE((std::is_nothrow_default_constructible<variant<X>>));
+        BOOST_TEST_TRAIT_FALSE((std::is_nothrow_default_constructible<variant<X, int>>));
+        BOOST_TEST_TRAIT_FALSE((std::is_nothrow_default_constructible<variant<X, int, float>>));
+
+        BOOST_TEST_TRAIT_TRUE((std::is_default_constructible<variant<int, Y>>));
+        BOOST_TEST_TRAIT_FALSE((std::is_default_constructible<variant<Y, int>>));
+    }
+
+    return boost::report_errors();
+}
-- 
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