beast doc/test work

test/http/basic_headers.cpp

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+//
+// Copyright (c) 2013-2016 Vinnie Falco (vinnie dot falco at gmail dot com)
+//
+// 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)
+//
+
+// Test that header file is self-contained.
+#include <beast/http/basic_headers.hpp>
+
+#include <beast/detail/unit_test/suite.hpp>
+
+namespace beast {
+namespace http {
+namespace test {
+
+class basic_headers_test : public beast::detail::unit_test::suite
+{
+public:
+    template<class Allocator>
+    using bha = basic_headers<Allocator>;
+
+    using bh = basic_headers<std::allocator<char>>;
+
+    template<class Allocator>
+    static
+    void
+    fill(std::size_t n, basic_headers<Allocator>& h)
+    {
+        for(std::size_t i = 1; i<= n; ++i)
+            h.insert(std::to_string(i), i);
+    }
+
+    void testHeaders()
+    {
+        bh h1;
+        expect(h1.empty());
+        fill(1, h1);
+        expect(h1.size() == 1);
+        bh h2;
+        h2 = h1;
+        expect(h2.size() == 1);
+        h2.insert("2", "2");
+        expect(std::distance(h2.begin(), h2.end()) == 2);
+        h1 = std::move(h2);
+        expect(h1.size() == 2);
+        expect(h2.size() == 0);
+        bh h3(std::move(h1));
+        expect(h3.size() == 2);
+        expect(h1.size() == 0);
+    }
+
+    void run() override
+    {
+        testHeaders();
+    }
+};
+
+BEAST_DEFINE_TESTSUITE(basic_headers,http,beast);
+
+} // test
+} // asio
+} // beast