Additional unary coeff-wise functors (isnan, round, arg, e.g.)
diff --git a/test/array.cpp b/test/array.cpp
index ad0182e..5bcca3b 100644
--- a/test/array.cpp
+++ b/test/array.cpp
@@ -204,7 +204,12 @@
   VERIFY_IS_APPROX(m1.acos(), acos(m1));
   VERIFY_IS_APPROX(m1.tan(), tan(m1));
   VERIFY_IS_APPROX(m1.atan(), atan(m1));
-  
+  VERIFY_IS_APPROX(m1.round(), round(m1));
+  VERIFY_IS_APPROX(m1.floor(), floor(m1));
+  VERIFY_IS_APPROX(m1.ceil(), ceil(m1));
+  VERIFY_IS_APPROX(m1.isnan(), isnan(m1));
+  VERIFY_IS_APPROX(m1.isinf(), isinf(m1));
+
   VERIFY_IS_APPROX(cos(m1+RealScalar(3)*m2), cos((m1+RealScalar(3)*m2).eval()));
 
   VERIFY_IS_APPROX(m1.abs().sqrt(), sqrt(abs(m1)));
@@ -263,6 +268,13 @@
 
   VERIFY_IS_APPROX(m1.sqrt(), m2);
   VERIFY_IS_APPROX(m1.sqrt(), Eigen::sqrt(m1));
+  VERIFY_IS_APPROX(m1.arg(), arg(m1));
+  VERIFY_IS_APPROX(m1.round(), round(m1));
+  VERIFY_IS_APPROX(m1.floor(), floor(m1));
+  VERIFY_IS_APPROX(m1.ceil(), ceil(m1));
+  VERIFY_IS_APPROX(m1.isnan(), isnan(m1));
+  VERIFY_IS_APPROX(m1.isinf(), isinf(m1));
+
 }
 
 template<typename ArrayType> void min_max(const ArrayType& m)