84 lines
2.1 KiB
C++
84 lines
2.1 KiB
C++
// Copyright 2015 Conrad Sanderson (http://conradsanderson.id.au)
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// Copyright 2015 National ICT Australia (NICTA)
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// ------------------------------------------------------------------------
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#include <armadillo>
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#include "catch.hpp"
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using namespace arma;
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TEST_CASE("fn_conv_to_1")
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{
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typedef std::vector<double> stdvec;
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stdvec x(3);
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x[0] = 10.0; x[1] = 20.0; x[2] = 30.0;
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colvec y = conv_to< colvec >::from(x);
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stdvec z = conv_to< stdvec >::from(y);
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REQUIRE( z[0] == Approx(10.0) );
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REQUIRE( z[1] == Approx(20.0) );
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REQUIRE( z[2] == Approx(30.0) );
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}
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TEST_CASE("fn_conv_to2")
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{
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mat A(5,6); A.fill(0.1);
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umat uA = conv_to<umat>::from(A);
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imat iA = conv_to<imat>::from(A);
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REQUIRE( (uA.n_rows - A.n_rows) == 0 );
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REQUIRE( (iA.n_rows - A.n_rows) == 0 );
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REQUIRE( (uA.n_cols - A.n_cols) == 0 );
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REQUIRE( (iA.n_cols - A.n_cols) == 0 );
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REQUIRE( any(vectorise(uA)) == false);
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REQUIRE( any(vectorise(iA)) == false);
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}
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TEST_CASE("fn_conv_to3")
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{
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mat A(5,6); A.fill(1.0);
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umat uA = conv_to<umat>::from(A);
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imat iA = conv_to<imat>::from(A);
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REQUIRE( all(vectorise(uA)) == true);
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REQUIRE( all(vectorise(iA)) == true);
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}
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TEST_CASE("fn_conv_to4")
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{
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mat A = linspace<rowvec>(1,5,6);
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mat B = 2*linspace<colvec>(1,5,6);
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mat C = randu<mat>(5,6);
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REQUIRE( as_scalar( conv_to<rowvec>::from(A) * conv_to<colvec>::from(B) ) == Approx(130.40) );
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REQUIRE( conv_to<double>::from(A * B) == Approx(130.40) );
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REQUIRE_THROWS( conv_to<colvec>::from(C) );
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}
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