From 51d0db256506023ea3deae37a4a400287c6dbc8b Mon Sep 17 00:00:00 2001
From: alandefreitas <alandefreitas@gmail.com>
Date: Wed, 3 Aug 2022 18:57:29 -0300
Subject: [PATCH] static_url operator<<

fix #320
---
 include/boost/url/static_url.hpp | 30 ++++++++++++++++++++++++++++++
 test/unit/static_url.cpp         | 14 ++++++++++++++
 2 files changed, 44 insertions(+)

diff --git a/include/boost/url/static_url.hpp b/include/boost/url/static_url.hpp
index d28639ec..35b53aa8 100644
--- a/include/boost/url/static_url.hpp
+++ b/include/boost/url/static_url.hpp
@@ -190,8 +190,38 @@ public:
     {
         construct(s);
     }
+
+    // hidden friend
+    friend
+    std::ostream&
+    operator<<(std::ostream& os, static_url const& u)
+    {
+        return os << u.string();
+    }
 };
 
+/** Format the static URL to the output stream
+
+    This function serializes the encoded URL
+    to the output stream.
+
+    @par Example
+    @code
+    static_url u( "http://www.example.com/index.htm" );
+
+    std::cout << u << std::endl;
+    @endcode
+
+    @return A reference to the output stream, for chaining
+
+    @param os The output stream to write to.
+
+    @param u The URL to write.
+*/
+template <std::size_t Capacity>
+std::ostream&
+operator<<(std::ostream& os, static_url<Capacity> const& u);
+
 } // urls
 } // boost
 
diff --git a/test/unit/static_url.cpp b/test/unit/static_url.cpp
index 0421a77e..8feeb3be 100644
--- a/test/unit/static_url.cpp
+++ b/test/unit/static_url.cpp
@@ -156,11 +156,25 @@ public:
         BOOST_TEST_EQ(u.encoded_fragment(), "frag");
     }
 
+    void
+    testOstream()
+    {
+        {
+            static_url<64> u = parse_uri(
+                "http://example.com/index.htm?q#f").value();
+            std::stringstream ss;
+            ss << u;
+            BOOST_TEST(ss.str() ==
+                "http://example.com/index.htm?q#f");
+        }
+    }
+
     void
     run()
     {
         testSpecial();
         testParts();
+        testOstream();
     }
 };