From 4be185eb2b07db0999e1852059eb3bced318cdde Mon Sep 17 00:00:00 2001
From: Damian Jarek <damian.jarek93@gmail.com>
Date: Mon, 29 Jul 2019 20:24:33 +0200
Subject: [PATCH] Add test for invalid deflate stream settings

Signed-off-by: Damian Jarek <damian.jarek93@gmail.com>
---
 test/beast/zlib/deflate_stream.cpp | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/test/beast/zlib/deflate_stream.cpp b/test/beast/zlib/deflate_stream.cpp
index 5d8e2b61..36ba96b3 100644
--- a/test/beast/zlib/deflate_stream.cpp
+++ b/test/beast/zlib/deflate_stream.cpp
@@ -302,6 +302,28 @@ public:
         doMatrix(corpus1(1024), &self::doDeflate1_beast);
     }
 
+    void testInvalidSettings()
+    {
+        except<std::invalid_argument>(
+            []()
+            {
+                deflate_stream ds;
+                ds.reset(-42, 15, 8, Strategy::normal);
+            });
+        except<std::invalid_argument>(
+            []()
+            {
+                deflate_stream ds;
+                ds.reset(compression::default_size, -1, 8, Strategy::normal);
+            });
+        except<std::invalid_argument>(
+            []()
+            {
+                deflate_stream ds;
+                ds.reset(compression::default_size, 15, -1, Strategy::normal);
+            });
+    }
+
     void
     run() override
     {
@@ -310,6 +332,7 @@ public:
             sizeof(deflate_stream) << std::endl;
 
         testDeflate();
+        testInvalidSettings();
     }
 };