From c0f3983ca890383ef4e48f4dc7477c0b399314b6 Mon Sep 17 00:00:00 2001
From: Danny Robson <danny@nerdcruft.net>
Date: Mon, 9 Jan 2017 15:54:47 +1100
Subject: [PATCH] stream: add minimal scoped flag test case

---
 Makefile.am     |  1 +
 test/stream.cpp | 39 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 40 insertions(+)
 create mode 100644 test/stream.cpp

diff --git a/Makefile.am b/Makefile.am
index 9c8e3f84..b182b40b 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -452,6 +452,7 @@ TEST_BIN = 			\
     test/region			\
     test/roots/bisection	\
     test/signal			\
+    test/stream			\
     test/string			\
     test/stringid		\
     test/strongdef		\
diff --git a/test/stream.cpp b/test/stream.cpp
new file mode 100644
index 00000000..320ef3ff
--- /dev/null
+++ b/test/stream.cpp
@@ -0,0 +1,39 @@
+#include "tap.hpp"
+
+#include "stream.hpp"
+
+
+///////////////////////////////////////////////////////////////////////////////
+template <typename T>
+void
+test_scoped (util::TAP::logger&);
+
+
+//-----------------------------------------------------------------------------
+template <>
+void
+test_scoped<util::stream::scoped::flags> (util::TAP::logger &tap)
+{
+    std::ostringstream os;
+
+    {
+        util::stream::scoped::flags f (os);
+        os << std::hex;
+    }
+
+    os << 15;
+    
+    tap.expect_eq (os.str (), "15", "stream::scoped::flag reverts std::hex");
+}
+
+
+///////////////////////////////////////////////////////////////////////////////
+int
+main (int, char **)
+{
+    util::TAP::logger tap;
+
+    test_scoped<util::stream::scoped::flags> (tap);
+
+    return tap.status ();
+}