From d2e44f263631981d9e547caafe36b1de5ba785f9 Mon Sep 17 00:00:00 2001
From: Benoit Jacob <jacob.benoit.1@gmail.com>
Date: Wed, 9 Dec 2009 12:43:25 -0500
Subject: * 4x4 inverse: revert to cofactors method * inverse tests: use
 createRandomMatrixOfRank, use more strict precision * tests:
 createRandomMatrixOfRank: support 1x1 matrices * determinant: nest the xpr *
 Minor: add comment

---
 test/inverse.cpp | 11 ++---------
 1 file changed, 2 insertions(+), 9 deletions(-)

(limited to 'test/inverse.cpp')

diff --git a/test/inverse.cpp b/test/inverse.cpp
index 59b791507..b80e139e0 100644
--- a/test/inverse.cpp
+++ b/test/inverse.cpp
@@ -38,18 +38,11 @@ template<typename MatrixType> void inverse(const MatrixType& m)
   typedef typename NumTraits<Scalar>::Real RealScalar;
   typedef Matrix<Scalar, MatrixType::ColsAtCompileTime, 1> VectorType;
 
-  MatrixType m1 = MatrixType::Random(rows, cols),
+  MatrixType m1(rows, cols),
              m2(rows, cols),
              mzero = MatrixType::Zero(rows, cols),
              identity = MatrixType::Identity(rows, rows);
-
-  if (ei_is_same_type<RealScalar,float>::ret)
-  {
-    // let's build a more stable to inverse matrix
-    MatrixType a = MatrixType::Random(rows,cols);
-    m1 += m1 * m1.adjoint() + a * a.adjoint();
-  }
-
+  createRandomMatrixOfRank(rows,rows,rows,m1);
   m2 = m1.inverse();
   VERIFY_IS_APPROX(m1, m2.inverse() );
 
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