From 3386a946f8d061fc89e813b64761055fa9bb4647 Mon Sep 17 00:00:00 2001
From: Benoit Jacob <jacob.benoit.1@gmail.com>
Date: Mon, 7 Feb 2011 10:54:50 -0500
Subject: [PATCH] fix unit tests for integer types in preparation for next
 changeset making random<int> span over a much bigger range

---
 test/adjoint.cpp    | 2 +-
 test/basicstuff.cpp | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/test/adjoint.cpp b/test/adjoint.cpp
index 47889591f..bed409191 100644
--- a/test/adjoint.cpp
+++ b/test/adjoint.cpp
@@ -71,7 +71,7 @@ template<typename MatrixType> void adjoint(const MatrixType& m)
   VERIFY(internal::isApprox((s1 * v1 + s2 * v2).dot(v3),     internal::conj(s1) * v1.dot(v3) + internal::conj(s2) * v2.dot(v3), largerEps));
   VERIFY(internal::isApprox(v3.dot(s1 * v1 + s2 * v2),       s1*v3.dot(v1)+s2*v3.dot(v2), largerEps));
   VERIFY_IS_APPROX(internal::conj(v1.dot(v2)),               v2.dot(v1));
-  VERIFY_IS_APPROX(internal::abs(v1.dot(v1)),                v1.squaredNorm());
+  VERIFY_IS_APPROX(internal::real(v1.dot(v1)),                v1.squaredNorm());
   if(!NumTraits<Scalar>::IsInteger)
     VERIFY_IS_APPROX(v1.squaredNorm(),                v1.norm() * v1.norm());
   VERIFY_IS_MUCH_SMALLER_THAN(internal::abs(vzero.dot(v1)),  static_cast<RealScalar>(1));
diff --git a/test/basicstuff.cpp b/test/basicstuff.cpp
index 767098341..9f3966818 100644
--- a/test/basicstuff.cpp
+++ b/test/basicstuff.cpp
@@ -50,7 +50,8 @@ template<typename MatrixType> void basicStuff(const MatrixType& m)
              vzero = VectorType::Zero(rows);
   SquareMatrixType sm1 = SquareMatrixType::Random(rows,rows), sm2(rows,rows);
 
-  Scalar x = internal::random<Scalar>();
+  Scalar x = 0;
+  while(x == Scalar(0)) x = internal::random<Scalar>();
 
   Index r = internal::random<Index>(0, rows-1),
         c = internal::random<Index>(0, cols-1);