Move test into test/std subdirectory.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@224658 91177308-0d34-0410-b5e6-96231b3b80d8

test/std/utilities/template.bitset/bitset.members/to_string.pass.cpp

@@ -0,0 +1,162 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// test:
+
+// template <class charT, class traits, class Allocator>
+// basic_string<charT, traits, Allocator>
+// to_string(charT zero = charT('0'), charT one = charT('1')) const;
+//
+// template <class charT, class traits>
+// basic_string<charT, traits, allocator<charT> > to_string() const;
+//
+// template <class charT>
+// basic_string<charT, char_traits<charT>, allocator<charT> > to_string() const;
+//
+// basic_string<char, char_traits<char>, allocator<char> > to_string() const;
+
+#include <bitset>
+#include <string>
+#include <cstdlib>
+#include <cassert>
+
+#pragma clang diagnostic ignored "-Wtautological-compare"
+
+template <std::size_t N>
+std::bitset<N>
+make_bitset()
+{
+    std::bitset<N> v;
+    for (std::size_t i = 0; i < N; ++i)
+        v[i] = static_cast<bool>(std::rand() & 1);
+    return v;
+}
+
+template <std::size_t N>
+void test_to_string()
+{
+{
+    std::bitset<N> v = make_bitset<N>();
+    {
+    std::wstring s = v.template to_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> >();
+    for (std::size_t i = 0; i < N; ++i)
+        if (v[i])
+            assert(s[N - 1 - i] == '1');
+        else
+            assert(s[N - 1 - i] == '0');
+    }
+    {
+    std::wstring s = v.template to_string<wchar_t, std::char_traits<wchar_t> >();
+    for (std::size_t i = 0; i < N; ++i)
+        if (v[i])
+            assert(s[N - 1 - i] == '1');
+        else
+            assert(s[N - 1 - i] == '0');
+    }
+    {
+    std::string s = v.template to_string<char>();
+    for (std::size_t i = 0; i < N; ++i)
+        if (v[i])
+            assert(s[N - 1 - i] == '1');
+        else
+            assert(s[N - 1 - i] == '0');
+    }
+    {
+    std::string s = v.to_string();
+    for (std::size_t i = 0; i < N; ++i)
+        if (v[i])
+            assert(s[N - 1 - i] == '1');
+        else
+            assert(s[N - 1 - i] == '0');
+    }
+}
+{
+    std::bitset<N> v = make_bitset<N>();
+    {
+    std::wstring s = v.template to_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> >('0');
+    for (std::size_t i = 0; i < N; ++i)
+        if (v[i])
+            assert(s[N - 1 - i] == '1');
+        else
+            assert(s[N - 1 - i] == '0');
+    }
+    {
+    std::wstring s = v.template to_string<wchar_t, std::char_traits<wchar_t> >('0');
+    for (std::size_t i = 0; i < N; ++i)
+        if (v[i])
+            assert(s[N - 1 - i] == '1');
+        else
+            assert(s[N - 1 - i] == '0');
+    }
+    {
+    std::string s = v.template to_string<char>('0');
+    for (std::size_t i = 0; i < N; ++i)
+        if (v[i])
+            assert(s[N - 1 - i] == '1');
+        else
+            assert(s[N - 1 - i] == '0');
+    }
+    {
+    std::string s = v.to_string('0');
+    for (std::size_t i = 0; i < N; ++i)
+        if (v[i])
+            assert(s[N - 1 - i] == '1');
+        else
+            assert(s[N - 1 - i] == '0');
+    }
+}
+{
+    std::bitset<N> v = make_bitset<N>();
+    {
+    std::wstring s = v.template to_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> >('0', '1');
+    for (std::size_t i = 0; i < N; ++i)
+        if (v[i])
+            assert(s[N - 1 - i] == '1');
+        else
+            assert(s[N - 1 - i] == '0');
+    }
+    {
+    std::wstring s = v.template to_string<wchar_t, std::char_traits<wchar_t> >('0', '1');
+    for (std::size_t i = 0; i < N; ++i)
+        if (v[i])
+            assert(s[N - 1 - i] == '1');
+        else
+            assert(s[N - 1 - i] == '0');
+    }
+    {
+    std::string s = v.template to_string<char>('0', '1');
+    for (std::size_t i = 0; i < N; ++i)
+        if (v[i])
+            assert(s[N - 1 - i] == '1');
+        else
+            assert(s[N - 1 - i] == '0');
+    }
+    {
+    std::string s = v.to_string('0', '1');
+    for (std::size_t i = 0; i < N; ++i)
+        if (v[i])
+            assert(s[N - 1 - i] == '1');
+        else
+            assert(s[N - 1 - i] == '0');
+    }
+}
+}
+
+int main()
+{
+    test_to_string<0>();
+    test_to_string<1>();
+    test_to_string<31>();
+    test_to_string<32>();
+    test_to_string<33>();
+    test_to_string<63>();
+    test_to_string<64>();
+    test_to_string<65>();
+    test_to_string<1000>();
+}