rename tests directory

tests2/sprow.cpp

@@ -0,0 +1,61 @@
+// Copyright 2011-2017 Ryan Curtin (http://www.ratml.org/)
+// Copyright 2017 National ICT Australia (NICTA)
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+// ------------------------------------------------------------------------
+
+#include <armadillo>
+
+#include "catch.hpp"
+
+using namespace arma;
+
+TEST_CASE("sprow_shed_col_test")
+  {
+
+  SpRow<int> d(10);
+  d[3] = 2;
+  d[4] = 6;
+  d[6] = 2;
+  d[7] = 9;
+  d[8] = 1;
+  d[9] = -2;
+
+  d.shed_cols(4, 7);
+  REQUIRE( d.n_cols == 6 );
+  REQUIRE( d.n_rows == 1 );
+  REQUIRE( d.n_elem == 6 );
+  REQUIRE( d.n_nonzero == 3 );
+  REQUIRE( d[0] == 0 );
+  REQUIRE( d[1] == 0 );
+  REQUIRE( d[2] == 0 );
+  REQUIRE( d[3] == 2 );
+  REQUIRE( d[4] == 1 );
+  REQUIRE( d[5] == -2 );
+  }
+
+
+
+TEST_CASE("sprow_row_constructor_test")
+  {
+  SpMat<double> m(100, 100);
+  m.sprandu(100, 100, 0.3);
+
+  SpRow<double> r = m.row(0);
+
+  rowvec v(r);
+
+  for (uword i = 0; i < 100; ++i)
+    {
+    REQUIRE( v(i) == (double) r(i) );
+    }
+  }