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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 18:24:20 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 18:24:20 +0000
commit483eb2f56657e8e7f419ab1a4fab8dce9ade8609 (patch)
treee5d88d25d870d5dedacb6bbdbe2a966086a0a5cf /src/boost/libs/hana/test/optional/fold_right.cpp
parentInitial commit. (diff)
downloadceph-upstream.tar.xz
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Adding upstream version 14.2.21.upstream/14.2.21upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/boost/libs/hana/test/optional/fold_right.cpp')
-rw-r--r--src/boost/libs/hana/test/optional/fold_right.cpp28
1 files changed, 28 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/optional/fold_right.cpp b/src/boost/libs/hana/test/optional/fold_right.cpp
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+// Copyright Louis Dionne 2013-2017
+// Distributed under the Boost Software License, Version 1.0.
+// (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
+
+#include <boost/hana/assert.hpp>
+#include <boost/hana/equal.hpp>
+#include <boost/hana/fold_right.hpp>
+#include <boost/hana/optional.hpp>
+
+#include <laws/base.hpp>
+namespace hana = boost::hana;
+
+
+int main() {
+ hana::test::ct_eq<2> x{};
+ hana::test::ct_eq<3> s{};
+ hana::test::_injection<0> f{};
+
+ BOOST_HANA_CONSTANT_CHECK(hana::equal(
+ hana::fold_right(hana::just(x), s, f),
+ f(x, s)
+ ));
+
+ BOOST_HANA_CONSTANT_CHECK(hana::equal(
+ hana::fold_right(hana::nothing, s, f),
+ s
+ ));
+}