From 7dbb3bd4177cdb497528224dbe8e1b5fb96bcf43 Mon Sep 17 00:00:00 2001
From: Vinnie Falco <vinnie.falco@gmail.com>
Date: Sun, 6 Oct 2019 15:15:54 -0700
Subject: [PATCH] Add BEAST_THROWS

---
 CHANGELOG.md                                       |  6 ++++++
 .../boost/beast/_experimental/unit_test/suite.hpp  | 14 ++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index bea47518..95a28ba0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+Version 272:
+
+* Add BEAST_THROWS
+
+--------------------------------------------------------------------------------
+
 Version 271:
 
 * Add HTTP async client with system_executor example
diff --git a/include/boost/beast/_experimental/unit_test/suite.hpp b/include/boost/beast/_experimental/unit_test/suite.hpp
index 9f8d77b1..fd6e2a2f 100644
--- a/include/boost/beast/_experimental/unit_test/suite.hpp
+++ b/include/boost/beast/_experimental/unit_test/suite.hpp
@@ -639,6 +639,20 @@ run(runner& r)
     (::boost::beast::unit_test::suite::this_suite()->fail((reason), __FILE__, __LINE__), false))
 #endif
 
+/** Ensure an exception is thrown
+*/
+#define BEAST_THROWS( EXPR, EXCEP ) \
+    try { \
+        EXPR; \
+        BEAST_FAIL(); \
+    } \
+    catch(EXCEP const&) { \
+        BEAST_PASS(); \
+    } \
+    catch(...) { \
+        BEAST_FAIL(); \
+    }
+
 } // unit_test
 } // beast
 } // boost