diff options
Diffstat (limited to 'eigen/test/zerosized.cpp')
| -rw-r--r-- | eigen/test/zerosized.cpp | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/eigen/test/zerosized.cpp b/eigen/test/zerosized.cpp index da7dd04..477ff00 100644 --- a/eigen/test/zerosized.cpp +++ b/eigen/test/zerosized.cpp @@ -25,6 +25,7 @@ template<typename MatrixType> void zeroReduction(const MatrixType& m) { template<typename MatrixType> void zeroSizedMatrix() { MatrixType t1; + typedef typename MatrixType::Scalar Scalar; if (MatrixType::SizeAtCompileTime == Dynamic || MatrixType::SizeAtCompileTime == 0) { @@ -37,7 +38,7 @@ template<typename MatrixType> void zeroSizedMatrix() if (MatrixType::RowsAtCompileTime == Dynamic && MatrixType::ColsAtCompileTime == Dynamic) { - MatrixType t2(0, 0); + MatrixType t2(0, 0), t3(t1); VERIFY(t2.rows() == 0); VERIFY(t2.cols() == 0); @@ -45,6 +46,23 @@ template<typename MatrixType> void zeroSizedMatrix() VERIFY(t1==t2); } } + + if(MatrixType::MaxColsAtCompileTime!=0 && MatrixType::MaxRowsAtCompileTime!=0) + { + Index rows = MatrixType::RowsAtCompileTime==Dynamic ? internal::random<Index>(1,10) : Index(MatrixType::RowsAtCompileTime); + Index cols = MatrixType::ColsAtCompileTime==Dynamic ? internal::random<Index>(1,10) : Index(MatrixType::ColsAtCompileTime); + MatrixType m(rows,cols); + zeroReduction(m.template block<0,MatrixType::ColsAtCompileTime>(0,0,0,cols)); + zeroReduction(m.template block<MatrixType::RowsAtCompileTime,0>(0,0,rows,0)); + zeroReduction(m.template block<0,1>(0,0)); + zeroReduction(m.template block<1,0>(0,0)); + Matrix<Scalar,Dynamic,Dynamic> prod = m.template block<MatrixType::RowsAtCompileTime,0>(0,0,rows,0) * m.template block<0,MatrixType::ColsAtCompileTime>(0,0,0,cols); + VERIFY(prod.rows()==rows && prod.cols()==cols); + VERIFY(prod.isZero()); + prod = m.template block<1,0>(0,0) * m.template block<0,1>(0,0); + VERIFY(prod.size()==1); + VERIFY(prod.isZero()); + } } template<typename VectorType> void zeroSizedVector() |