From 09ad31aa855055b3ec423d2638bcb2345524ad2f Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Tue, 29 Mar 2016 22:33:57 +0200
Subject: Add regression test for nesting type handling in blas_traits

---
 test/product.h | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'test/product.h')

diff --git a/test/product.h b/test/product.h
index 45bb64958..27976a4ae 100644
--- a/test/product.h
+++ b/test/product.h
@@ -188,4 +188,12 @@ template<typename MatrixType> void product(const MatrixType& m)
     // CwiseUnaryOp
     VERIFY_IS_APPROX(x = Scalar(1.)*(A*x), A*z);
   }
+
+  // regression for blas_trais
+  {
+    VERIFY_IS_APPROX(square * (square*square).transpose(), square * square.transpose() * square.transpose());
+    VERIFY_IS_APPROX(square * (-(square*square)), -square * square * square);
+    VERIFY_IS_APPROX(square * (s1*(square*square)), s1 * square * square * square);
+    VERIFY_IS_APPROX(square * (square*square).conjugate(), square * square.conjugate() * square.conjugate());
+  }
 }
-- 
cgit v1.2.3