From 53a420fba21cf1644972b34dcd811a43cdb8368d Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Mon, 2 Jan 2017 19:18:58 +0000
Subject: Vendor import of libc++ trunk r290819:
 https://llvm.org/svn/llvm-project/libcxx/trunk@290819

---
 .../string_assign/string_view.pass.cpp             | 105 +++++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 test/std/strings/basic.string/string.modifiers/string_assign/string_view.pass.cpp

(limited to 'test/std/strings/basic.string/string.modifiers/string_assign/string_view.pass.cpp')

diff --git a/test/std/strings/basic.string/string.modifiers/string_assign/string_view.pass.cpp b/test/std/strings/basic.string/string.modifiers/string_assign/string_view.pass.cpp
new file mode 100644
index 000000000000..e56b094a36e9
--- /dev/null
+++ b/test/std/strings/basic.string/string.modifiers/string_assign/string_view.pass.cpp
@@ -0,0 +1,105 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <string>
+
+// basic_string<charT,traits,Allocator>&
+//   assign(basic_string_view<charT,traits> sv);
+
+#include <string>
+#include <string_view>
+#include <cassert>
+
+#include "test_macros.h"
+#include "min_allocator.h"
+#include "test_allocator.h"
+
+template <class S, class SV>
+void
+test(S s, SV sv, S expected)
+{
+    s.assign(sv);
+    LIBCPP_ASSERT(s.__invariants());
+    assert(s == expected);
+}
+
+template <class S, class SV>
+void
+testAlloc(S s, SV sv, const typename S::allocator_type& a)
+{
+    s.assign(sv);
+    LIBCPP_ASSERT(s.__invariants());
+    assert(s == sv);
+    assert(s.get_allocator() == a);
+}
+
+int main()
+{
+    {
+    typedef std::string S;
+    typedef std::string_view SV;
+    test(S(), SV(), S());
+    test(S(), SV("12345"), S("12345"));
+    test(S(), SV("1234567890"), S("1234567890"));
+    test(S(), SV("12345678901234567890"), S("12345678901234567890"));
+
+    test(S("12345"), SV(), S());
+    test(S("12345"), SV("12345"), S("12345"));
+    test(S("12345"), SV("1234567890"), S("1234567890"));
+    test(S("12345"), SV("12345678901234567890"), S("12345678901234567890"));
+
+    test(S("1234567890"), SV(), S());
+    test(S("1234567890"), SV("12345"), S("12345"));
+    test(S("1234567890"), SV("1234567890"), S("1234567890"));
+    test(S("1234567890"), SV("12345678901234567890"), S("12345678901234567890"));
+
+    test(S("12345678901234567890"), SV(), S());
+    test(S("12345678901234567890"), SV("12345"), S("12345"));
+    test(S("12345678901234567890"), SV("1234567890"), S("1234567890"));
+    test(S("12345678901234567890"), SV("12345678901234567890"),
+         S("12345678901234567890"));
+
+    testAlloc(S(), SV(), std::allocator<char>());
+    testAlloc(S(), SV("12345"), std::allocator<char>());
+    testAlloc(S(), SV("1234567890"), std::allocator<char>());
+    testAlloc(S(), SV("12345678901234567890"), std::allocator<char>());
+    }
+
+#if TEST_STD_VER >= 11
+    {
+    typedef std::basic_string     <char, std::char_traits<char>, min_allocator<char>> S;
+    typedef std::basic_string_view<char, std::char_traits<char> > SV;
+    test(S(), SV(), S());
+    test(S(), SV("12345"), S("12345"));
+    test(S(), SV("1234567890"), S("1234567890"));
+    test(S(), SV("12345678901234567890"), S("12345678901234567890"));
+
+    test(S("12345"), SV(), S());
+    test(S("12345"), SV("12345"), S("12345"));
+    test(S("12345"), SV("1234567890"), S("1234567890"));
+    test(S("12345"), SV("12345678901234567890"), S("12345678901234567890"));
+
+    test(S("1234567890"), SV(), S());
+    test(S("1234567890"), SV("12345"), S("12345"));
+    test(S("1234567890"), SV("1234567890"), S("1234567890"));
+    test(S("1234567890"), SV("12345678901234567890"), S("12345678901234567890"));
+
+    test(S("12345678901234567890"), SV(), S());
+    test(S("12345678901234567890"), SV("12345"), S("12345"));
+    test(S("12345678901234567890"), SV("1234567890"), S("1234567890"));
+    test(S("12345678901234567890"), SV("12345678901234567890"),
+         S("12345678901234567890"));
+
+    testAlloc(S(), SV(), min_allocator<char>());
+    testAlloc(S(), SV("12345"), min_allocator<char>());
+    testAlloc(S(), SV("1234567890"), min_allocator<char>());
+    testAlloc(S(), SV("12345678901234567890"), min_allocator<char>());
+    }
+#endif
+}
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