role_type is in boost/beast/core/role.hpp (API Change):

This enumeration is now part of the library core and
not specific to websocket.

test/doc/CMakeLists.txt

@@ -26,6 +26,7 @@ add_executable (tests-doc
     http_10_custom_parser.cpp
     http_examples.cpp
     http_snippets.cpp
+    websocket.cpp
     websocket_3_handshake.cpp
     websocket_snippets.cpp
     exemplars.cpp

test/doc/Jamfile

@@ -24,6 +24,7 @@ alias run-tests :
     [ run core_4_layers.cpp $(TEST_MAIN) ]
     [ run http_10_custom_parser.cpp $(TEST_MAIN) ]
     [ run http_examples.cpp $(TEST_MAIN) ]
+    [ run websocket.cpp $(TEST_MAIN) ]
     [ run websocket_3_handshake.cpp $(TEST_MAIN) ]
     ;
 
@@ -34,6 +35,7 @@ exe fat-tests :
     core_4_layers.cpp
     http_10_custom_parser.cpp
     http_examples.cpp
+    websocket.cpp
     websocket_3_handshake.cpp
     ;
 

test/doc/websocket.cpp

@@ -0,0 +1,97 @@
+//
+// Copyright (c) 2016-2019 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)
+//
+// Official repository: https://github.com/boostorg/beast
+//
+
+#include "snippets.hpp"
+
+#include <boost/beast/_experimental/unit_test/suite.hpp>
+
+#ifdef BOOST_MSVC
+#pragma warning(push)
+#pragma warning(disable: 4459) // declaration hides global declaration
+#endif
+
+//[code_websocket_1a
+#include <boost/beast/core.hpp>
+#include <boost/beast/http.hpp>
+#include <boost/beast/ssl.hpp>
+#include <boost/beast/websocket.hpp>
+//]
+
+namespace {
+
+//[code_websocket_1b
+namespace net = boost::asio;
+using namespace boost::beast;
+using namespace boost::beast::websocket;
+
+net::io_context ioc;
+net::ssl::context ctx(net::ssl::context::sslv23);
+
+//]
+
+void
+websocket_snippets()
+{
+    {
+    //[code_websocket_1f
+
+        // This newly constructed WebSocket stream will use the specified
+        // I/O context and have support for the permessage-deflate extension.
+
+        stream<tcp_stream> ws(ioc);
+
+    //]
+    }
+
+    {
+    //[code_websocket_2f
+
+        // The `tcp_stream` will be constructed with a new strand which
+        // uses the specified I/O context.
+
+        stream<tcp_stream> ws(make_strand(ioc));
+
+    //]
+    }
+
+    {
+    //[code_websocket_3f
+
+        // The WebSocket stream will use SSL and a new strand
+        stream<ssl_stream<tcp_stream>> wss(make_strand(ioc), ctx);
+
+        //
+    //]
+    }
+}
+
+} // (anon)
+
+namespace boost {
+namespace beast {
+
+struct websocket_snippets_test
+    : public beast::unit_test::suite
+{
+    void
+    run() override
+    {
+        BEAST_EXPECT(&websocket_snippets);
+        pass();
+    }
+};
+
+BEAST_DEFINE_TESTSUITE(beast,doc,websocket_snippets);
+
+} // beast
+} // boost
+
+#ifdef BOOST_MSVC
+#pragma warning(pop)
+#endif

test/doc/websocket_snippets.cpp

@@ -10,18 +10,17 @@
 #include <boost/beast/core.hpp>
 #include <boost/asio.hpp>
 #include <boost/asio/spawn.hpp>
+#include <boost/asio/ssl.hpp>
 #include <boost/asio/use_future.hpp>
 #include <algorithm>
 #include <future>
 #include <iostream>
 #include <thread>
 
-//[ws_snippet_1
+using namespace boost::beast;
+
 #include <boost/beast/websocket.hpp>
 using namespace boost::beast::websocket;
-//]
-
-using namespace boost::beast;
 
 namespace doc_ws_snippets {
 
@@ -34,12 +33,6 @@ error_code ec;
 net::ip::tcp::socket sock{ioc};
 boost::ignore_unused(ec);
 
-{
-//[ws_snippet_2
-    stream<net::ip::tcp::socket> ws{ioc};
-//]
-}
-
 {
 //[ws_snippet_3
     stream<net::ip::tcp::socket> ws{std::move(sock)};
@@ -277,25 +270,10 @@ struct custom_wrapper
 
 //]
 
-//[ws_snippet_26
-
-// A WebSocket stream
-template<
-    class NextLayer,
-    bool deflateSupported = true>
-class stream;
-
-//]
-
 } // doc_ws_snippets
 
 //------------------------------------------------------------------------------
 
-//[wss_snippet_1
-#include <boost/beast/websocket/ssl.hpp>
-#include <boost/asio/ssl.hpp>
-//]
-
 namespace doc_wss_snippets {
 
 void fxx() {
@@ -306,13 +284,6 @@ std::thread t{[&](){ ioc.run(); }};
 error_code ec;
 net::ip::tcp::socket sock{ioc};
 
-{
-//[wss_snippet_2
-    net::ssl::context ctx{net::ssl::context::sslv23};
-    stream<net::ssl::stream<net::ip::tcp::socket>> wss{ioc, ctx};
-//]
-}
-
 {
 //[wss_snippet_3
     net::ip::tcp::endpoint ep;