diff options
Diffstat (limited to 'unsupported/test/cxx11_tensor_contraction.cpp')
| -rw-r--r-- | unsupported/test/cxx11_tensor_contraction.cpp | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/unsupported/test/cxx11_tensor_contraction.cpp b/unsupported/test/cxx11_tensor_contraction.cpp index 57ec5add7..0e16308a2 100644 --- a/unsupported/test/cxx11_tensor_contraction.cpp +++ b/unsupported/test/cxx11_tensor_contraction.cpp @@ -138,6 +138,26 @@ static void test_multidims() mat1(1,0,1)*mat2(1,0,0,1) + mat1(1,1,1)*mat2(1,0,1,1)); VERIFY_IS_APPROX(mat3(1,1,1), mat1(1,0,0)*mat2(1,1,0,0) + mat1(1,1,0)*mat2(1,1,1,0) + mat1(1,0,1)*mat2(1,1,0,1) + mat1(1,1,1)*mat2(1,1,1,1)); + + Tensor<float, 2, DataLayout> mat4(2, 2); + Tensor<float, 3, DataLayout> mat5(2, 2, 2); + + mat4.setRandom(); + mat5.setRandom(); + + Tensor<float, 1, DataLayout> mat6(2); + mat6.setZero(); + Eigen::array<DimPair, 2> dims2({{DimPair(0, 1), DimPair(1, 0)}}); + typedef TensorEvaluator<decltype(mat4.contract(mat5, dims2)), DefaultDevice> Evaluator2; + Evaluator2 eval2(mat4.contract(mat5, dims2), DefaultDevice()); + eval2.evalTo(mat6.data()); + EIGEN_STATIC_ASSERT(Evaluator2::NumDims==1ul, YOU_MADE_A_PROGRAMMING_MISTAKE); + VERIFY_IS_EQUAL(eval2.dimensions()[0], 2); + + VERIFY_IS_APPROX(mat6(0), mat4(0,0)*mat5(0,0,0) + mat4(1,0)*mat5(0,1,0) + + mat4(0,1)*mat5(1,0,0) + mat4(1,1)*mat5(1,1,0)); + VERIFY_IS_APPROX(mat6(1), mat4(0,0)*mat5(0,0,1) + mat4(1,0)*mat5(0,1,1) + + mat4(0,1)*mat5(1,0,1) + mat4(1,1)*mat5(1,1,1)); } template<int DataLayout> |