1 files changed, 54 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/_include/auto/intersperse.hpp b/src/boost/libs/hana/test/_include/auto/intersperse.hpp
new file mode 100644
index 000000000..83e7e8148
--- /dev/null
+++ b/src/boost/libs/hana/test/_include/auto/intersperse.hpp
@@ -0,0 +1,54 @@
+// 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)
+
+#ifndef BOOST_HANA_TEST_AUTO_INTERSPERSE_HPP
+#define BOOST_HANA_TEST_AUTO_INTERSPERSE_HPP
+
+#include <boost/hana/assert.hpp>
+#include <boost/hana/equal.hpp>
+#include <boost/hana/intersperse.hpp>
+
+#include "test_case.hpp"
+#include <laws/base.hpp>
+
+
+TestCase test_intersperse{[]{
+    namespace hana = boost::hana;
+    using hana::test::ct_eq;
+
+    struct undefined { };
+
+    auto z = ct_eq<999>{};
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::intersperse(MAKE_TUPLE(), undefined{}),
+        MAKE_TUPLE()
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::intersperse(MAKE_TUPLE(ct_eq<0>{}), undefined{}),
+        MAKE_TUPLE(ct_eq<0>{})
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::intersperse(MAKE_TUPLE(ct_eq<0>{}, ct_eq<1>{}), z),
+        MAKE_TUPLE(ct_eq<0>{}, z, ct_eq<1>{})
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::intersperse(MAKE_TUPLE(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{}), z),
+        MAKE_TUPLE(ct_eq<0>{}, z, ct_eq<1>{}, z, ct_eq<2>{})
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::intersperse(MAKE_TUPLE(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{}, ct_eq<3>{}), z),
+        MAKE_TUPLE(ct_eq<0>{}, z, ct_eq<1>{}, z, ct_eq<2>{}, z, ct_eq<3>{})
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::intersperse(MAKE_TUPLE(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{}, ct_eq<3>{}, ct_eq<4>{}), z),
+        MAKE_TUPLE(ct_eq<0>{}, z, ct_eq<1>{}, z, ct_eq<2>{}, z, ct_eq<3>{}, z, ct_eq<4>{})
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::intersperse(MAKE_TUPLE(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{}, ct_eq<3>{}, ct_eq<4>{}, ct_eq<5>{}), z),
+        MAKE_TUPLE(ct_eq<0>{}, z, ct_eq<1>{}, z, ct_eq<2>{}, z, ct_eq<3>{}, z, ct_eq<4>{}, z, ct_eq<5>{})
+    ));
+}};
+
+#endif // !BOOST_HANA_TEST_AUTO_INTERSPERSE_HPP