From 15dd9c9d976190f1e61007d93fb78a3af4946597 Mon Sep 17 00:00:00 2001
From: Joel de Guzman <djowel@gmail.com>
Date: Wed, 12 Nov 2014 11:13:06 +0800
Subject: [PATCH] test that adapted members can actually be expressions

---
 test/sequence/adapt_struct.cpp | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/test/sequence/adapt_struct.cpp b/test/sequence/adapt_struct.cpp
index 68240463..e64507cf 100644
--- a/test/sequence/adapt_struct.cpp
+++ b/test/sequence/adapt_struct.cpp
@@ -54,6 +54,17 @@ namespace ns
         {}
     };
 #endif
+
+    struct foo
+    {
+        int x;
+    };
+    
+    struct bar
+    {
+        foo foo_;
+        int y;
+    };
 }
 
 BOOST_FUSION_ADAPT_STRUCT(
@@ -73,6 +84,12 @@ BOOST_FUSION_ADAPT_STRUCT(
 struct s { int m; };
 BOOST_FUSION_ADAPT_STRUCT(s, (int, m))
 
+BOOST_FUSION_ADAPT_STRUCT(
+    ns::bar,
+    (int, foo_.x) // test that adapted members can actually be expressions
+    (int, y)
+)
+
 int
 main()
 {
@@ -159,6 +176,15 @@ main()
     }
 #endif
 
+    {
+        fusion::vector<int, float> v1(4, 2);
+        ns::bar v2 = {5, 3};
+        BOOST_TEST(v1 < v2);
+        BOOST_TEST(v1 <= v2);
+        BOOST_TEST(v2 > v1);
+        BOOST_TEST(v2 >= v1);
+    }
+
     return boost::report_errors();
 }