From b5124e7cfda27ed99dcfcec8cb1b674efa1ef4a3 Mon Sep 17 00:00:00 2001
From: Benoit Steiner <benoit.steiner.goog@gmail.com>
Date: Wed, 14 Jan 2015 15:46:04 -0800
Subject: Created many additional tests

---
 unsupported/test/cxx11_tensor_forced_eval.cpp | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

(limited to 'unsupported/test/cxx11_tensor_forced_eval.cpp')

diff --git a/unsupported/test/cxx11_tensor_forced_eval.cpp b/unsupported/test/cxx11_tensor_forced_eval.cpp
index 529584a7b..ad9de867d 100644
--- a/unsupported/test/cxx11_tensor_forced_eval.cpp
+++ b/unsupported/test/cxx11_tensor_forced_eval.cpp
@@ -45,7 +45,34 @@ static void test_simple()
 }
 
 
+static void test_const()
+{
+  MatrixXf input(3,3);
+  input.setRandom();
+  MatrixXf output = input;
+  output.rowwise() -= input.colwise().maxCoeff();
+
+  Eigen::array<int, 1> depth_dim;
+  depth_dim[0] = 0;
+  Tensor<float, 2>::Dimensions dims2d;
+  dims2d[0] = 1;
+  dims2d[1] = 3;
+  Eigen::array<int, 2> bcast;
+  bcast[0] = 3;
+  bcast[1] = 1;
+  const TensorMap<Tensor<const float, 2>> input_tensor(input.data(), 3, 3);
+  Tensor<float, 2> output_tensor= (input_tensor - input_tensor.maximum(depth_dim).eval().reshape(dims2d).broadcast(bcast));
+
+  for (int i = 0; i < 3; ++i) {
+    for (int j = 0; j < 3; ++j) {
+      VERIFY_IS_APPROX(output(i, j), output_tensor(i, j));
+    }
+  }
+}
+
+
 void test_cxx11_tensor_forced_eval()
 {
   CALL_SUBTEST(test_simple());
+  CALL_SUBTEST(test_const());
 }
-- 
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